42,000 Btu (3.5-ton) mini split heat pumps

207 certified 42,000 Btu (3.5-ton) mini-split heat pumps, ranked by seasonal cooling efficiency (SEER2), then heating efficiency (HSPF2), highest first, with the 44 filed in another size class after the rest.

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Each dot is one set of certified figures; models with the same figures share a dot. Right is more efficient over a cooling season; up is more efficient over a heating season.

1 AM5-H42/2DR3BAUX
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 34,000 Btu/h · Cold output 81% · HSPF2 10.5 · 1 pairing
2 OAH-MZ42K-208-CH-OOrtech
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 34,000 Btu/h · Cold output 81% · HSPF2 10.5 · 1 pairing
3 PIAWMZ4282480ABPremium Levella
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 34,000 Btu/h · Cold output 81% · HSPF2 10.5 · 1 pairing
4 F42FMH22XQCiFFALCON
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 31,000 Btu/h · Cold output 74% · HSPF2 10.0 · 1 pairing
5 H42FMH22XQCTCL
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 31,000 Btu/h · Cold output 74% · HSPF2 10.0 · 1 pairing
6 Z5SOV-42HDTA-US-OZero
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 31,000 Btu/h · Cold output 74% · HSPF2 10.0 · 1 pairing
7 AB-GTMH42-230VOArmbridge
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 34,400 Btu/h · Cold output 81–83% · HSPF2 10.3 · 3 pairings
8 AB-GTMR42-230VOArmbridge
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 34,400 Btu/h · Cold output 81–83% · HSPF2 10.3 · 3 pairings
9 ACIQ-42Z-E-HH-M5ACiQ
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 34,400 Btu/h · Cold output 81–83% · HSPF2 10.3 · 3 pairings
10 ASUM42HPMULOAUX
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 34,400 Btu/h · Cold output 81–83% · HSPF2 10.3 · 3 pairings
11 RAM-G42N5HAAHitachi
45,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split · 5°F 29,400 Btu/h · Cold output 65% · HSPF2 9.2 · 1 pairing
12 RAM-G42N5HBAHitachi
45,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split · 5°F 29,400 Btu/h · Cold output 65% · HSPF2 9.2 · 1 pairing
13 YRAMG42N5HAAYork
45,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split · 5°F 29,400 Btu/h · Cold output 65% · HSPF2 9.2 · 1 pairing
14 YRAMG42N5HBAYork
Same as YRAMG42N5HAA
45,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split · 5°F 29,400 Btu/h · Cold output 65% · HSPF2 9.2 · 1 pairing
15 RAV-BP421AT2P-ULToshiba Carrier
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 33,400 Btu/h · Cold output 80% · HSPF2 11.2 · 1 pairing
16 AOODU-1D5SAokol
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 30,000 Btu/h · Cold output 71% · HSPF2 10.0 · 1 pairing
17 GREENLAND-M42K/OTurbro
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 30,000 Btu/h · Cold output 71% · HSPF2 10.0 · 1 pairing
18 M5THM2342A15NAAmeristar, RunTru
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 30,000 Btu/h · Cold output 71% · HSPF2 10.0 · 2 pairings
19 MZR454-42CHA2-OClassic America
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 30,000 Btu/h · Cold output 71% · HSPF2 10.0 · 1 pairing
20 NOVA-MULTI42M5Nova
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 30,000 Btu/h · Cold output 71% · HSPF2 10.0 · 1 pairing
21 TSB45MBOR4J0X24Maestrale
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 30,000 Btu/h · Cold output 71% · HSPF2 10.0 · 1 pairing
22 TV5H42FM20X454Ventagen
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 30,000 Btu/h · Cold output 71% · HSPF2 10.0 · 1 pairing
23 GRID48OM5Gridless
48,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 36,000 Btu/h · Cold output 75% · HSPF2 9.5 · 1 pairing
24 OS-RMS42-230VOOlmo
48,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 36,000 Btu/h · Cold output 75% · HSPF2 9.5 · 1 pairing
25 PUZ-A42NKA7Mitsubishi Electric, Trane / Mitsubishi Electric
48,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split · 5°F 20,000 Btu/h · Cold output 42% · HSPF2 9.4 · 2 pairings
26 TRUZA0421KA70Trane / Mitsubishi Electric
48,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split · 5°F 20,000 Btu/h · Cold output 42% · HSPF2 9.4 · 2 pairings
27 ML48HP230MUL - OMainline
47,500 Btu/hheating at 47°F 46,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.5 · 9 pairings
28 M6OE30-48HFN10-M1MDV
47,500 Btu/hheating at 47°F 45,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.5 · 6 pairings
29 M6OE30-48HFN10-M1-DMDV
47,500 Btu/hheating at 47°F 45,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.4 · 6 pairings
30 M6OE30-48HFN10-M1D-DMDV
47,500 Btu/hheating at 47°F 45,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.4 · 6 pairings
31 EMH-5O42KBBEco AC
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,800 Btu/h · Cold output 90% · HSPF2 10.0 · 1 pairing
32 PAS-48BUFASDQ1-LACHitachi
45,000 Btu/hheating at 47°F 45,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 34,000 Btu/h · Cold output 76–79% · HSPF2 10.0 · 3 pairings
33 H42FMH20XPCTCL
42,000 Btu/hheating at 47°F 41,500 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 30,200 Btu/h · Cold output 71–79% · HSPF2 9.0 · 3 pairings
34 OGFH421CMirage
42,000 Btu/hheating at 47°F 41,500 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 30,200 Btu/h · Cold output 71–79% · HSPF2 9.0 · 3 pairings
35 TMH42HEI2NAM0U24TCL
Same as H42FMH20XPC
42,000 Btu/hheating at 47°F 41,500 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 30,200 Btu/h · Cold output 71–79% · HSPF2 9.0 · 3 pairings
36 M6OE30-48HFN10-M1DMDV
47,500 Btu/hheating at 47°F 45,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.4 · 7 pairings
37 BDM1A48SC0Blueridge
47,000 Btu/hheating at 47°F 43,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 77–79% · HSPF2 10.3 · 3 pairings
38 DIY-MULTI6-48HP230D-OMRCOOL
47,000 Btu/hheating at 47°F 43,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 77–79% · HSPF2 10.3 · 3 pairings
39 EZ-48Z-M5B1HVAC, DIYCool + 2 more
47,000 Btu/hheating at 47°F 43,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 77–79% · HSPF2 10.3 · 12 pairings
40 M6OE30-48HFPN10-M1DMDV
47,000 Btu/hheating at 47°F 43,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 77–79% · HSPF2 10.3 · 3 pairings
41 454-48-6Z-ODuctlessAire
47,500 Btu/hheating at 47°F 45,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.3 · 3 pairings
42 48MPC6-HE-BMulti MFG
47,500 Btu/hheating at 47°F 45,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.3 · 3 pairings
43 A6MO21-48N2-M1AI Air Conditioning
47,500 Btu/hheating at 47°F 45,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.3 · 3 pairings
44 AM6OG-48HFN1ApooDr, AproDr
47,500 Btu/hheating at 47°F 45,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.3 · 6 pairings
45 CMZ3-55-6ZComfortStar
47,500 Btu/hheating at 47°F 45,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.3 · 3 pairings
46 CU - 6YM48CBUCPanasonic
47,500 Btu/hheating at 47°F 45,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.3 · 3 pairings
47 DRA6U48M2ADuraSTAR
47,500 Btu/hheating at 47°F 45,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.3 · 3 pairings
48 EXHSA4862AV1Elios
47,500 Btu/hheating at 47°F 45,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.3 · 3 pairings
49 KEENSTZHP48AAKEEN Home
47,500 Btu/hheating at 47°F 45,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.3 · 3 pairings
50 M6S48HN/O6S4PTrust Air Conditioners
47,500 Btu/hheating at 47°F 45,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.3 · 3 pairings
51 M6S48HS/O6S4PTrust Air Conditioners
47,500 Btu/hheating at 47°F 45,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.3 · 3 pairings
52 MOBMH480DNG Trade
47,500 Btu/hheating at 47°F 45,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.3 · 3 pairings
53 RO-MS48-LA-QMitsutomo
47,500 Btu/hheating at 47°F 45,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.3 · 3 pairings
54 SAK-48-QZ/220VStar Air Kontrol
47,500 Btu/hheating at 47°F 45,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.3 · 3 pairings
55 SHC6Z48AC2AGSlimAir
47,500 Btu/hheating at 47°F 45,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.3 · 3 pairings
56 WOM-48RH6/230Wells
47,500 Btu/hheating at 47°F 45,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.3 · 3 pairings
57 Z4SOV-48HDMB-USZero
47,500 Btu/hheating at 47°F 45,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.3 · 3 pairings
58 Z6SOV-48HDMB-USZero
47,500 Btu/hheating at 47°F 45,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.3 · 3 pairings
59 AOUH42KUAH1Fujitsu
47,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 102% · HSPF2 10.4 · 2 pairings
60 FA-M42-D5TL-O-454ForestAir
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 31,500 Btu/h · Cold output 71–79% · HSPF2 9.5 · 2 pairings
61 KWSMO-42IR454BHS19KANIONco
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 31,500 Btu/h · Cold output 71–79% · HSPF2 9.5 · 2 pairings
62 URHT-42FM5N4VKIN
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 31,500 Btu/h · Cold output 71–79% · HSPF2 9.5 · 2 pairings
63 YN050GLSI24M5GPioneer
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 31,500 Btu/h · Cold output 71–79% · HSPF2 9.5 · 2 pairings
64 Z5SOV-42HDTB-USZero
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 31,500 Btu/h · Cold output 71–79% · HSPF2 9.5 · 2 pairings
65 M5OG-42HFN1-M-[X]MDV
43,000 Btu/hheating at 47°F 43,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 43,250 Btu/h · Cold output 99–102% · HSPF2 10.1 · 2 pairings
66 RAM-X42N5HBAHitachi
45,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 39,000 Btu/h · Cold output 84–89% · HSPF2 10.0 · 3 pairings
67 YRAMX42N5HBAYork
45,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 39,000 Btu/h · Cold output 84–89% · HSPF2 10.0 · 3 pairings
68 AOUH45KWAS5Fujitsu
47,000 Btu/hheating at 47°F 43,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 35,800 Btu/h · Cold output 75–77% · HSPF2 9.5 · 3 pairings
69 AOUH45KWBS5Fujitsu
45,000 Btu/hheating at 47°F 43,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 35,800 Btu/h · Cold output 79–80% · HSPF2 9.5 · 3 pairings
70 AJ048DXJ5CGSamsung
47,500 Btu/hheating at 47°F 44,500 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split · 5°F 31,200 Btu/h · Cold output 65–67% · HSPF2 8.8 · 3 pairings
71 MMPD048S6M-1PLennox
47,500 Btu/hheating at 47°F 44,500 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split · 5°F 31,200 Btu/h · Cold output 65–67% · HSPF2 8.8 · 3 pairings
72 KUMXA421ALG
48,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 43,500 Btu/h · Cold output 90–92% · HSPF2 10.5 · 3 pairings
73 LMU421HHVLG
Same as KUMXA421A
48,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 43,500 Btu/h · Cold output 90–92% · HSPF2 10.5 · 3 pairings
74 KUSXA421ALG
48,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 43,000 Btu/h · Cold output 89–91% · HSPF2 10.1 · 2 pairings
75 MYTM45NA2R32BCH18-OBestcold
Same as MYTM37NA2R32BCH18-O
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 31,000 Btu/h · Cold output 74% · HSPF2 9.5 · 1 pairing
76 AMO5-45U3T25UHisense
46,500 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 35,000 Btu/h · Cold output 75–76% · HSPF2 9.2 · 3 pairings
77 AMW5-42U3TQAHisense
46,500 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 35,000 Btu/h · Cold output 75–76% · HSPF2 9.2 · 3 pairings
78 FPHMR42A3DFriedrich, Rheem, Ruud
46,500 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 35,000 Btu/h · Cold output 75–86% · HSPF2 9.2 · 10 pairings
79 HBEFLM5-OD42Endura
46,500 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 35,000 Btu/h · Cold output 75–76% · HSPF2 9.2 · 3 pairings
80 HVHMZ-42V2DHaxxAir
46,500 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 35,000 Btu/h · Cold output 75–76% · HSPF2 9.2 · 3 pairings
81 QOM42H2BM5AInnovair
46,500 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 35,000 Btu/h · Cold output 75–76% · HSPF2 9.2 · 3 pairings
82 UMC48CN23STG1Coleman, Guardian, Luxaire
46,500 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 35,000 Btu/h · Cold output 75–76% · HSPF2 9.2 · 9 pairings
83 VMTCUHC42VTS25Voltas
46,500 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 35,000 Btu/h · Cold output 75–76% · HSPF2 9.2 · 3 pairings
84 ZE-542M525Zephyr
46,500 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 35,000 Btu/h · Cold output 75–76% · HSPF2 9.2 · 3 pairings
85 CA5-42UMTOComfiAire
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 36,000 Btu/h · Cold output 86% · HSPF2 9.0 · 1 pairing
86 O-AYD42SD-5Gridless
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 36,000 Btu/h · Cold output 86% · HSPF2 9.0 · 1 pairing
87 OS-MSR42-230VOOlmo
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 36,000 Btu/h · Cold output 86% · HSPF2 9.0 · 1 pairing
88 AUW-48U3TH1(JCH)Hisense
44,000 Btu/hheating at 47°F 44,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 44,000 Btu/h · Cold output 100% · HSPF2 9.5 · 2 pairings
89 UPC48CN23STG1Coleman, Guardian, Luxaire
44,000 Btu/hheating at 47°F 44,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 44,000 Btu/h · Cold output 100% · HSPF2 9.5 · 6 pairings
90 PUMY-HL42NKMUMitsubishi Electric
48,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 100% · HSPF2 10.6 · 3 pairings
91 FPHFR48A3DFriedrich, Rheem, Ruud
44,000 Btu/hheating at 47°F 44,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 44,000 Btu/h · Cold output 100% · HSPF2 9.5 · 9 pairings
92 048-TLP-MODU-1D5Della
42,000 Btu/hheating at 47°F 41,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 33,000 Btu/h · Cold output 79% · HSPF2 9.0 · 1 pairing
93 AZ-42M522SCOAzur
41,500 Btu/hheating at 47°F 41,500 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 36,000 Btu/h · Cold output 86–87% · HSPF2 8.9 · 2 pairings
94 ZE-42M522SCOZephyr
41,500 Btu/hheating at 47°F 41,500 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 36,000 Btu/h · Cold output 86–87% · HSPF2 8.9 · 2 pairings
95 MXZ-SM42NLHZMitsubishi Electric
48,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 100% · HSPF2 11.0 · 6 pairings
96 PUZ-AK42NLMitsubishi Electric
48,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split · 5°F 25,400 Btu/h · Cold output 53% · HSPF2 9.4 · 3 pairings
97 PUZ-AK42NL2Mitsubishi Electric
45,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split · 5°F 25,400 Btu/h · Cold output 55–56% · HSPF2 9.4 · 3 pairings
98 KUSXA422ALG
44,000 Btu/hheating at 47°F 41,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 46,000 Btu/h · Cold output 100% · HSPF2 9.8 · 1 pairing
99 AFMKH42-H2Air Max
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 86–90% · HSPF2 9.0 · 3 pairings
100 BXM2Z42UC0Blueridge
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 86–90% · HSPF2 9.0 · 3 pairings
101 DXH42FMK3IHAireForce, Airtemp + 2 more
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 86–90% · HSPF2 9.0 · 12 pairings
102 GMRSHC42AS5Classic
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 86–90% · HSPF2 9.0 · 3 pairings
103 GMRSHT42AS5TGM
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 86–90% · HSPF2 9.0 · 3 pairings
104 GS5M42HP230V1MOGree
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 86–90% · HSPF2 9.0 · 3 pairings
105 GWHD21-42H5DTosot
Same as TM42D6MO
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 86–90% · HSPF2 9.0 · 3 pairings
106 GWHD(42)ND6MOGree
Same as GS5M42HP230V1MO
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 86–90% · HSPF2 9.0 · 3 pairings
107 KM42X6OKinghome
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 86–90% · HSPF2 9.0 · 3 pairings
108 MHPC-D-042BMCAC Pro
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 86–90% · HSPF2 9.0 · 3 pairings
109 MUL42HP230V1R32AOGree
Same as GS5M42HP230V1MO
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 86–90% · HSPF2 9.0 · 3 pairings
110 MUL42HPJ132OABoreal
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 86–90% · HSPF2 9.0 · 3 pairings
111 MZUHW42KR32-OWillis
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 86–90% · HSPF2 9.0 · 3 pairings
112 OFRM5X1-H42A-OOuellet
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 86–90% · HSPF2 9.0 · 3 pairings
113 QVMZ42*R32QuébecVair
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 86–90% · HSPF2 9.0 · 3 pairings
114 TM42D6MOTosot
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 86–90% · HSPF2 9.0 · 3 pairings
115 TM42H32MOTosot
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 86–90% · HSPF2 9.0 · 3 pairings
116 TM42R32MOTosot
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 86–90% · HSPF2 9.0 · 3 pairings
117 TM42WH21MOTosot
Same as TM42D6MO
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 86–90% · HSPF2 9.0 · 3 pairings
118 TMH42D32MOTosot
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 86–90% · HSPF2 9.0 · 3 pairings
119 TMSCI7H4R42Tosot
Same as TM42D6MO
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 86–90% · HSPF2 9.0 · 3 pairings
120 AMSCI4H4S42Air-Con
41,000 Btu/hheating at 47°F 41,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 36,000 Btu/h · Cold output 86–88% · HSPF2 8.9 · 3 pairings
121 AMW5-42U3STAHisense
41,000 Btu/hheating at 47°F 41,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 36,000 Btu/h · Cold output 86–88% · HSPF2 8.9 · 3 pairings
122 FPHMR42A3AFriedrich
41,000 Btu/hheating at 47°F 41,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 36,000 Btu/h · Cold output 86–88% · HSPF2 8.9 · 3 pairings
123 HVHM-42T2DHaxxAir
41,000 Btu/hheating at 47°F 41,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 36,000 Btu/h · Cold output 86–88% · HSPF2 8.9 · 3 pairings
124 VOM42H7R5P7Innovair
41,000 Btu/hheating at 47°F 41,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 36,000 Btu/h · Cold output 86–88% · HSPF2 8.9 · 3 pairings
125 WHP42M5A21SWestinghouse
41,000 Btu/hheating at 47°F 41,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 36,000 Btu/h · Cold output 86–88% · HSPF2 8.9 · 2 pairings
126 5G42ED2BEGE
42,500 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 35,000 Btu/h · Cold output 82% · HSPF2 9.5 · 3 pairings
127 5Q42RT2BEHaier
42,500 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 35,000 Btu/h · Cold output 82% · HSPF2 9.5 · 3 pairings
128 MXZ-SM42NAMHZ2Mitsubishi Electric
48,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 44,000 Btu/h · Cold output 92% · HSPF2 10.1 · 5 pairings
129 NTXMSH42A152BTrane / Mitsubishi Electric
48,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 44,000 Btu/h · Cold output 92% · HSPF2 10.1 · 5 pairings
130 PUMY-HP42NKMU2Mitsubishi Electric
Same as MXZ-SM42NAMHZ2
48,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 44,000 Btu/h · Cold output 92% · HSPF2 10.1 · 5 pairings
131 YPAS48BUFASDQ1York
48,000 Btu/hheating at 47°F 44,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 38,000 Btu/h · Cold output 77–86% · HSPF2 10.1 · 4 pairings
132 LUU420HHVLG
48,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 40,000 Btu/h · Cold output 82–83% · HSPF2 9.5 · 3 pairings
133 PAS-48BUFASDQ1Hitachi
48,000 Btu/hheating at 47°F 44,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 77–86% · HSPF2 10.2 · 5 pairings
134 KUSUB421ALG
46,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 36,800 Btu/h · Cold output 80% · HSPF2 9.5 · 1 pairing
135 KUSXB421ALG
46,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 39,000 Btu/h · Cold output 81–84% · HSPF2 9.5 · 3 pairings
136 PUZ-AK42NLHZMitsubishi Electric
54,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 89% · HSPF2 8.7 · 5 pairings
137 LUU420HVLG
47,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 38,750 Btu/h · Cold output 82–83% · HSPF2 9.7 · 2 pairings
138 AOUH42KUAS1Fujitsu
47,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 79% · HSPF2 10.3 · 2 pairings
139 5MXT40AVJUDaikin
40,500 Btu/hheating at 47°F 41,500 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 34,200 Btu/h · Cold output 74–95% · HSPF2 8.9 · 3 pairings
140 5MXTH40AVJUDaikin
Same as 5MXT40AVJU
40,500 Btu/hheating at 47°F 41,500 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 34,200 Btu/h · Cold output 74–95% · HSPF2 8.9 · 3 pairings
141 1G4248ED2BEGE
45,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 34,500 Btu/h · Cold output 73–75% · HSPF2 10.0 · 2 pairings
142 1Q4248RT2BEHaier
45,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 34,500 Btu/h · Cold output 73–75% · HSPF2 10.0 · 2 pairings
143 MOE30U-48HFN1-M[X]MDV
57,000 Btu/hheating at 47°F 48,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 54,750 Btu/h · Cold output 93–97% · HSPF2 10.7 · 2 pairings
144 LUU601HVLG
50,000 Btu/hheating at 47°F 46,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 40,500 Btu/h · Cold output 73–83% · HSPF2 9.2 · 3 pairings
145 BXM0Z42SC0Blueridge
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 29,400 Btu/h · Cold output 70% · HSPF2 8.5 · 1 pairing
146 EMUL42HPJ132OABoreal
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 29,400 Btu/h · Cold output 70% · HSPF2 8.5 · 1 pairing
147 GWHD(42)ND6NOGree
Same as MUE42HP230V1R32AO
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 29,400 Btu/h · Cold output 70% · HSPF2 8.5 · 1 pairing
148 MUE42HP230V1R32AOGree
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 29,400 Btu/h · Cold output 70% · HSPF2 8.5 · 1 pairing
149 TGWHD-42NDTosot
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 29,400 Btu/h · Cold output 70% · HSPF2 8.5 · 1 pairing
150 TMH42D32NOTosot
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 29,400 Btu/h · Cold output 70% · HSPF2 8.5 · 1 pairing
151 4TXM2336A15NUAmerican Standard, Trane
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 31,200 Btu/h · Cold output 74% · HSPF2 8.6 · 2 pairings
152 BMKH42M23UHBlueridge
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 31,200 Btu/h · Cold output 74% · HSPF2 8.6 · 1 pairing
153 GWHD(42)ND3LOGree
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 31,200 Btu/h · Cold output 74% · HSPF2 8.6 · 1 pairing
154 KM42UH5OKinghome
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 31,200 Btu/h · Cold output 74% · HSPF2 8.6 · 1 pairing
155 TM42H5OTosot
42,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 31,200 Btu/h · Cold output 74% · HSPF2 8.6 · 1 pairing
156 PUZ-HA42NKA1Mitsubishi Electric, Trane / Mitsubishi Electric
54,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 89% · HSPF2 9.0 · 7 pairings
157 PUZ-HA42NKA2Mitsubishi Electric
54,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 89% · HSPF2 9.0 · 3 pairings
158 TRUZH0421KA10Trane / Mitsubishi Electric
54,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 89% · HSPF2 9.0 · 3 pairings
159 TRUZH0421KA10NATrane / Mitsubishi Electric
54,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 89% · HSPF2 9.0 · 3 pairings
160 PUZ-HA42NKAMitsubishi Electric
54,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 89% · HSPF2 8.9 · 1 pairing
161 TRUZH0421KATrane / Mitsubishi Electric
54,000 Btu/hheating at 47°F 42,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 89% · HSPF2 8.9 · 1 pairing
162 1U4248LP2HDHaier
48,000 Btu/hheating at 47°F 46,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 35,600 Btu/h · Cold output 74–82% · HSPF2 8.7 · 3 pairings
163 ASH4248UCDDGE
48,000 Btu/hheating at 47°F 46,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 35,600 Btu/h · Cold output 74–82% · HSPF2 8.7 · 3 pairings
Filed in another size class, also certified at 42,000 Btu (3.5-ton) with some indoor units
164 37MGRAQ48FA3Bryant, Carrier + 3 more
47,500 Btu/hheating at 47°F 46,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.5 · 15 pairings
165 D5CMRAH48FAKAirquest, Arcoaire + 9 more
Same as 37MGRAQ48FA3
47,500 Btu/hheating at 47°F 46,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.5 · 33 pairings
166 4C25MC548H21CanAir
47,500 Btu/hheating at 47°F 46,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.5 · 3 pairings
167 BMMZ48CBlueridge
47,500 Btu/hheating at 47°F 46,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.5 · 3 pairings
168 BMS500-AAM048-1CSXRDBosch
47,500 Btu/hheating at 47°F 46,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.5 · 3 pairings
169 BXM1A48SC0Blueridge
47,500 Btu/hheating at 47°F 46,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.5 · 3 pairings
170 BZ33-HP486Z2-454-G3-PBreeze33
47,500 Btu/hheating at 47°F 46,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.5 · 3 pairings
171 CH-R48MES-230VOCooper&Hunter
47,500 Btu/hheating at 47°F 46,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.5 · 3 pairings
172 DIRM4-48DA25-5ZDirect Air
47,500 Btu/hheating at 47°F 46,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.5 · 3 pairings
173 DIRM4-48DA25-6ZDirect Air
47,500 Btu/hheating at 47°F 46,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.5 · 3 pairings
174 EDMO-48EEco Air
47,500 Btu/hheating at 47°F 46,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.5 · 3 pairings
175 EDMO-48E-6GXEco Air
47,500 Btu/hheating at 47°F 46,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.5 · 3 pairings
176 ES-48Z-M6C1HVAC, ACiQ
47,500 Btu/hheating at 47°F 46,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.5 · 6 pairings
177 M6OE30-48HFN10-M1PMidea
47,500 Btu/hheating at 47°F 46,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.5 · 3 pairings
178 MHPC-H-048BMBAC Pro
47,500 Btu/hheating at 47°F 46,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.5 · 3 pairings
179 MO6EX-H48B-2AMidea
47,500 Btu/hheating at 47°F 46,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.5 · 3 pairings
180 MOM48H2BM6AInnovair
47,500 Btu/hheating at 47°F 46,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.5 · 3 pairings
181 MOM48H2BM6BInnovair
47,500 Btu/hheating at 47°F 46,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.5 · 3 pairings
182 MULTI6-48HP230C-OMRCOOL
47,500 Btu/hheating at 47°F 46,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.5 · 3 pairings
183 MXHSA4862AV1MoovAir
47,500 Btu/hheating at 47°F 46,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.5 · 3 pairings
184 MZ48H525ZMOSea Breeze
47,500 Btu/hheating at 47°F 46,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 37,000 Btu/h · Cold output 75–81% · HSPF2 10.5 · 3 pairings
185 048-TCQ-MODU-1D5Della
42,000 Btu/hheating at 47°F 39,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 30,400 Btu/h · Cold output 71–74% · HSPF2 10.0 · 2 pairings
186 ML48HP230MULH - OMainline
48,000 Btu/hheating at 47°F 47,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 96–100% · HSPF2 11.0 · 9 pairings
187 M6OE31-48HFN10-M1XMDV
48,000 Btu/hheating at 47°F 47,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 96–100% · HSPF2 11.0 · 6 pairings
188 M6OE31-48HFN10-M1XDMDV
Same as M6OE31-48HFN10-M1X
48,000 Btu/hheating at 47°F 47,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 96–100% · HSPF2 11.0 · 6 pairings
189 M6OE31-48HFN10-M1X-DMDV
48,000 Btu/hheating at 47°F 47,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 96–100% · HSPF2 11.0 · 6 pairings
190 M6OE31-48HFN10-M1XD-DMDV
48,000 Btu/hheating at 47°F 47,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 96–100% · HSPF2 11.0 · 6 pairings
191 48MPC6-HH-BMulti MFG
48,000 Btu/hheating at 47°F 47,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 98–100% · HSPF2 10.6 · 3 pairings
192 4PAMS48-HH-MZO5PerfectAire
48,000 Btu/hheating at 47°F 47,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 98–100% · HSPF2 10.6 · 3 pairings
193 4PAMS48-HH-MZO6PerfectAire
48,000 Btu/hheating at 47°F 47,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 98–100% · HSPF2 10.6 · 3 pairings
194 500006193Convectair
48,000 Btu/hheating at 47°F 47,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 98–100% · HSPF2 10.6 · 3 pairings
195 500006879Cadet
48,000 Btu/hheating at 47°F 47,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 98–100% · HSPF2 10.6 · 3 pairings
196 A6MO23-48N2-M1HAI Air Conditioning
48,000 Btu/hheating at 47°F 47,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 98–100% · HSPF2 10.6 · 3 pairings
197 CVH3-48-6SHComfortStar
48,000 Btu/hheating at 47°F 47,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 98–100% · HSPF2 10.6 · 3 pairings
198 DRA6H48M2ADuraSTAR
48,000 Btu/hheating at 47°F 47,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 98–100% · HSPF2 10.6 · 3 pairings
199 EXHZA4862AV1Elios
48,000 Btu/hheating at 47°F 47,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 98–100% · HSPF2 10.6 · 3 pairings
200 HO-MS48-LA-QMitsutomo
48,000 Btu/hheating at 47°F 47,000 Btu/hcooling at 95°F
42,000 Btu (3.5-ton) · Mini-split Cold climate · 5°F 48,000 Btu/h · Cold output 98–100% · HSPF2 10.6 · 3 pairings

42,000 Btu (3.5-ton) mini split heat pumps, ranked by seasonal cooling efficiency (SEER2), then heating efficiency (HSPF2)
#	Model	Brands	Type	At 5°FBtu/h · heating	At 47°FBtu/h · heating	At 95°FBtu/h · cooling	Cold output% of 47°F rating	COP 5°Ffull speed	SEER2median pairing	HSPF2Btu/Wh · median pairing	Compressor	Refrigerant	Market	Pairings
1	AM5-H42/2DR3B	AUX	Mini-splitCold climate	34,000	42,000	42,000	81%	2.00	24.0	10.5	Variable	R-32	US	1
2	OAH-MZ42K-208-CH-O	Ortech	Mini-splitCold climate	34,000	42,000	42,000	81%	2.00	24.0	10.5	Variable	R-32	CA	1
3	PIAWMZ4282480AB	Premium Levella	Mini-splitCold climate	34,000	42,000	42,000	81%	2.00	24.0	10.5	Variable	R-32	US	1
4	F42FMH22XQC	iFFALCON	Mini-splitCold climate	31,000	42,000	42,000	74%	2.00	24.0	10.0	Variable	R-32	US CA	1
5	H42FMH22XQC	TCL	Mini-splitCold climate	31,000	42,000	42,000	74%	2.00	24.0	10.0	Variable	R-32	US CA	1
6	Z5SOV-42HDTA-US-O	Zero	Mini-splitCold climate	31,000	42,000	42,000	74%	2.00	24.0	10.0	Variable	R-32	US CA	1
7	AB-GTMH42-230VO	Armbridge	Mini-splitCold climate	34,400	42,000	42,000	81–83%	2.05	23.0	10.3	Variable	R-32	US	3
8	AB-GTMR42-230VO	Armbridge	Mini-splitCold climate	34,400	42,000	42,000	81–83%	2.05	23.0	10.3	Variable	R-32	US	3
9	ACIQ-42Z-E-HH-M5	ACiQ	Mini-splitCold climate	34,400	42,000	42,000	81–83%	2.05	23.0	10.3	Variable	R-32	US	3
10	ASUM42HPMULO	AUX	Mini-splitCold climate	34,400	42,000	42,000	81–83%	2.05	23.0	10.3	Variable	R-32	US	3
11	RAM-G42N5HAA	Hitachi	Mini-split	29,400	45,000	42,000	65%	2.00	23.0	9.2	Variable	R-32	US	1
12	RAM-G42N5HBA	Hitachi	Mini-split	29,400	45,000	42,000	65%	2.00	23.0	9.2	Variable	R-32	US	1
13	YRAMG42N5HAA	York	Mini-split	29,400	45,000	42,000	65%	2.00	23.0	9.2	Variable	R-32	US	1
14	YRAMG42N5HBASame as YRAMG42N5HAA	York	Mini-split	29,400	45,000	42,000	65%	2.00	23.0	9.2	Variable	R-32	US	1
15	RAV-BP421AT2P-UL	Toshiba Carrier	Mini-splitCold climate	33,400	42,000	42,000	80%	2.10	22.6	11.2	Variable	R-454B	US CA	1
16	AOODU-1D5S	Aokol	Mini-splitCold climate	30,000	42,000	42,000	71%	2.00	22.0	10.0	Variable	R-454B	CA	1
17	GREENLAND-M42K/O	Turbro	Mini-splitCold climate	30,000	42,000	42,000	71%	2.00	22.0	10.0	Variable	R-454B	US CA	1
18	M5THM2342A15NA	Ameristar, RunTru	Mini-splitCold climate	30,000	42,000	42,000	71%	2.00	22.0	10.0	Variable	R-454B	US CA	2
19	MZR454-42CHA2-O	Classic America	Mini-splitCold climate	30,000	42,000	42,000	71%	2.00	22.0	10.0	Variable	R-454B	US CA	1
20	NOVA-MULTI42M5	Nova	Mini-splitCold climate	30,000	42,000	42,000	71%	2.00	22.0	10.0	Variable	R-454B	CA	1
21	TSB45MBOR4J0X24	Maestrale	Mini-splitCold climate	30,000	42,000	42,000	71%	2.00	22.0	10.0	Variable	R-454B	CA	1
22	TV5H42FM20X454	Ventagen	Mini-splitCold climate	30,000	42,000	42,000	71%	2.00	22.0	10.0	Variable	R-454B	US CA	1
23	GRID48OM5	Gridless	Mini-splitCold climate	36,000	48,000	42,000	75%	1.92	22.0	9.5	Variable	R-454B	CA	1
24	OS-RMS42-230VO	Olmo	Mini-splitCold climate	36,000	48,000	42,000	75%	1.92	22.0	9.5	Variable	R-454B	US	1
25	PUZ-A42NKA7	Mitsubishi Electric, Trane / Mitsubishi Electric	Mini-split	20,000	48,000	42,000	42%	2.05	21.5	9.4	Variable	R-410A	US	2
26	TRUZA0421KA70	Trane / Mitsubishi Electric	Mini-split	20,000	48,000	42,000	42%	2.05	21.5	9.4	Variable	R-410A	US	2
27	ML48HP230MUL - O	Mainline	Mini-splitCold climate	37,000	47,500	46,000	75–81%	2.10	21.3	10.5	Variable	R-454B	US CA	9
28	M6OE30-48HFN10-M1	MDV	Mini-splitCold climate	37,000	47,500	45,000	75–81%	2.10	21.1	10.5	Variable	R-454B	US CA	6
29	M6OE30-48HFN10-M1-D	MDV	Mini-splitCold climate	37,000	47,500	45,000	75–81%	2.10	21.1	10.4	Variable	R-454B	US CA	6
30	M6OE30-48HFN10-M1D-D	MDV	Mini-splitCold climate	37,000	47,500	45,000	75–81%	2.10	21.1	10.4	Variable	R-454B	US CA	6
31	EMH-5O42KBB	Eco AC	Mini-splitCold climate	37,800	42,000	42,000	90%	2.10	21.0	10.0	Variable	R-32	US CA	1
32	PAS-48BUFASDQ1-LAC	Hitachi	Mini-splitCold climate	34,000	45,000	45,000	76–79%	2.20	21.0	10.0	Variable	R-32	US CA	3
33	H42FMH20XPC	TCL	Mini-splitCold climate	30,200	42,000	41,500	71–79%	1.95	21.0	9.0	Variable	R-454B	US CA	3
34	OGFH421C	Mirage	Mini-splitCold climate	30,200	42,000	41,500	71–79%	1.95	21.0	9.0	Variable	R-454B	US CA	3
35	TMH42HEI2NAM0U24Same as H42FMH20XPC	TCL	Mini-splitCold climate	30,200	42,000	41,500	71–79%	1.95	21.0	9.0	Variable	R-454B	US CA	3
36	M6OE30-48HFN10-M1D	MDV	Mini-splitCold climate	37,000	47,500	45,000	75–81%	2.10	20.9	10.4	Variable	R-454B	US CA	7
37	BDM1A48SC0	Blueridge	Mini-splitCold climate	37,000	47,000	43,000	77–79%	2.00	20.9	10.3	Variable	R-454B	US CA	3
38	DIY-MULTI6-48HP230D-O	MRCOOL	Mini-splitCold climate	37,000	47,000	43,000	77–79%	2.00	20.9	10.3	Variable	R-454B	US CA	3
39	EZ-48Z-M5B	1HVAC, DIYCool + 2 more	Mini-splitCold climate	37,000	47,000	43,000	77–79%	2.00	20.9	10.3	Variable	R-454B	US CA	12
40	M6OE30-48HFPN10-M1D	MDV	Mini-splitCold climate	37,000	47,000	43,000	77–79%	2.00	20.9	10.3	Variable	R-454B	US CA	3
41	454-48-6Z-O	DuctlessAire	Mini-splitCold climate	37,000	47,500	45,000	75–81%	2.10	20.9	10.3	Variable	R-454B	US CA	3
42	48MPC6-HE-B	Multi MFG	Mini-splitCold climate	37,000	47,500	45,000	75–81%	2.10	20.9	10.3	Variable	R-454B	US CA	3
43	A6MO21-48N2-M1	AI Air Conditioning	Mini-splitCold climate	37,000	47,500	45,000	75–81%	2.10	20.9	10.3	Variable	R-454B	US CA	3
44	AM6OG-48HFN1	ApooDr, AproDr	Mini-splitCold climate	37,000	47,500	45,000	75–81%	2.10	20.9	10.3	Variable	R-454B	US CA	6
45	CMZ3-55-6Z	ComfortStar	Mini-splitCold climate	37,000	47,500	45,000	75–81%	2.10	20.9	10.3	Variable	R-454B	US CA	3
46	CU - 6YM48CBUC	Panasonic	Mini-splitCold climate	37,000	47,500	45,000	75–81%	2.10	20.9	10.3	Variable	R-454B	US CA	3
47	DRA6U48M2A	DuraSTAR	Mini-splitCold climate	37,000	47,500	45,000	75–81%	2.10	20.9	10.3	Variable	R-454B	US CA	3
48	EXHSA4862AV1	Elios	Mini-splitCold climate	37,000	47,500	45,000	75–81%	2.10	20.9	10.3	Variable	R-454B	US CA	3
49	KEENSTZHP48AA	KEEN Home	Mini-splitCold climate	37,000	47,500	45,000	75–81%	2.10	20.9	10.3	Variable	R-454B	US CA	3
50	M6S48HN/O6S4P	Trust Air Conditioners	Mini-splitCold climate	37,000	47,500	45,000	75–81%	2.10	20.9	10.3	Variable	R-454B	US CA	3
51	M6S48HS/O6S4P	Trust Air Conditioners	Mini-splitCold climate	37,000	47,500	45,000	75–81%	2.10	20.9	10.3	Variable	R-454B	US CA	3
52	MOBMH480D	NG Trade	Mini-splitCold climate	37,000	47,500	45,000	75–81%	2.10	20.9	10.3	Variable	R-454B	US CA	3
53	RO-MS48-LA-Q	Mitsutomo	Mini-splitCold climate	37,000	47,500	45,000	75–81%	2.10	20.9	10.3	Variable	R-454B	US CA	3
54	SAK-48-QZ/220V	Star Air Kontrol	Mini-splitCold climate	37,000	47,500	45,000	75–81%	2.10	20.9	10.3	Variable	R-454B	US CA	3
55	SHC6Z48AC2AG	SlimAir	Mini-splitCold climate	37,000	47,500	45,000	75–81%	2.10	20.9	10.3	Variable	R-454B	US CA	3
56	WOM-48RH6/230	Wells	Mini-splitCold climate	37,000	47,500	45,000	75–81%	2.10	20.9	10.3	Variable	R-454B	US CA	3
57	Z4SOV-48HDMB-US	Zero	Mini-splitCold climate	37,000	47,500	45,000	75–81%	2.10	20.9	10.3	Variable	R-454B	US CA	3
58	Z6SOV-48HDMB-US	Zero	Mini-splitCold climate	37,000	47,500	45,000	75–81%	2.10	20.9	10.3	Variable	R-454B	US CA	3
59	AOUH42KUAH1	Fujitsu	Mini-splitCold climate	48,000	47,000	42,000	102%	2.00	20.8	10.4	Variable	R-32	US CA	2
60	FA-M42-D5TL-O-454	ForestAir	Mini-splitCold climate	31,500	42,000	42,000	71–79%	1.95	20.8	9.5	Variable	R-454B	CA	2
61	KWSMO-42IR454BHS19	KANIONco	Mini-splitCold climate	31,500	42,000	42,000	71–79%	1.95	20.8	9.5	Variable	R-454B	US CA	2
62	URHT-42FM5N4	VKIN	Mini-splitCold climate	31,500	42,000	42,000	71–79%	1.95	20.8	9.5	Variable	R-454B	US CA	2
63	YN050GLSI24M5G	Pioneer	Mini-splitCold climate	31,500	42,000	42,000	71–79%	1.95	20.8	9.5	Variable	R-454B	US CA	2
64	Z5SOV-42HDTB-US	Zero	Mini-splitCold climate	31,500	42,000	42,000	71–79%	1.95	20.8	9.5	Variable	R-454B	US CA	2
65	M5OG-42HFN1-M-[X]	MDV	Mini-splitCold climate	43,250	43,000	43,000	99–102%	2.00	20.5	10.1	Variable	R-410A	US CA	2
66	RAM-X42N5HBA	Hitachi	Mini-splitCold climate	39,000	45,000	42,000	84–89%	1.95	20.5	10.0	Variable	R-32	US	3
67	YRAMX42N5HBA	York	Mini-splitCold climate	39,000	45,000	42,000	84–89%	1.95	20.5	10.0	Variable	R-32	US	3
68	AOUH45KWAS5	Fujitsu	Mini-splitCold climate	35,800	47,000	43,000	75–77%	2.14	20.5	9.5	Variable	R-32	US CA	3
69	AOUH45KWBS5	Fujitsu	Mini-splitCold climate	35,800	45,000	43,000	79–80%	2.14	20.5	9.5	Variable	R-32	US CA	3
70	AJ048DXJ5CG	Samsung	Mini-split	31,200	47,500	44,500	65–67%	1.81	20.5	8.8	Variable	R-32	US CA	3
71	MMPD048S6M-1P	Lennox	Mini-split	31,200	47,500	44,500	65–67%	1.81	20.5	8.8	Variable	R-32	US CA	3
72	KUMXA421A	LG	Mini-splitCold climate	43,500	48,000	42,000	90–92%	1.96	20.3	10.5	Variable	R-32	US CA	3
73	LMU421HHVSame as KUMXA421A	LG	Mini-splitCold climate	43,500	48,000	42,000	90–92%	1.96	20.3	10.5	Variable	R-410A	CA	3
74	KUSXA421A	LG	Mini-splitCold climate	43,000	48,000	42,000	89–91%	2.14	20.2	10.1	Variable	R-32	US CA	2
75	MYTM45NA2R32BCH18-OSame as MYTM37NA2R32BCH18-O	Bestcold	Mini-splitCold climate	31,000	42,000	42,000	74%	2.00	20.0	9.5	Variable	R-32	US	1
76	AMO5-45U3T25U	Hisense	Mini-splitCold climate	35,000	46,500	42,000	75–76%	1.87	20.0	9.2	Variable	R-454B	US CA	3
77	AMW5-42U3TQA	Hisense	Mini-splitCold climate	35,000	46,500	42,000	75–76%	1.87	20.0	9.2	Variable	R-454B	US CA	3
78	FPHMR42A3D	Friedrich, Rheem, Ruud	Mini-splitCold climate	35,000	46,500	42,000	75–86%	1.87	20.0	9.2	Variable	R-454B	US CA	10
79	HBEFLM5-OD42	Endura	Mini-splitCold climate	35,000	46,500	42,000	75–76%	1.87	20.0	9.2	Variable	R-454B	CA	3
80	HVHMZ-42V2D	HaxxAir	Mini-splitCold climate	35,000	46,500	42,000	75–76%	1.87	20.0	9.2	Variable	R-454B	CA	3
81	QOM42H2BM5A	Innovair	Mini-splitCold climate	35,000	46,500	42,000	75–76%	1.87	20.0	9.2	Variable	R-454B	US CA	3
82	UMC48CN23STG1	Coleman, Guardian, Luxaire	Mini-splitCold climate	35,000	46,500	42,000	75–76%	1.87	20.0	9.2	Variable	R-454B	US CA	9
83	VMTCUHC42VTS25	Voltas	Mini-splitCold climate	35,000	46,500	42,000	75–76%	1.87	20.0	9.2	Variable	R-454B	CA	3
84	ZE-542M525	Zephyr	Mini-splitCold climate	35,000	46,500	42,000	75–76%	1.87	20.0	9.2	Variable	R-454B	CA	3
85	CA5-42UMTO	ComfiAire	Mini-splitCold climate	36,000	42,000	42,000	86%	1.84	20.0	9.0	Variable	R-410A	US CA	1
86	O-AYD42SD-5	Gridless	Mini-splitCold climate	36,000	42,000	42,000	86%	1.84	20.0	9.0	Variable	R-410A	CA	1
87	OS-MSR42-230VO	Olmo	Mini-splitCold climate	36,000	42,000	42,000	86%	1.84	20.0	9.0	Variable	R-410A	US CA	1
88	AUW-48U3TH1(JCH)	Hisense	Mini-splitCold climate	44,000	44,000	44,000	100%	2.00	19.8	9.5	Variable	R-454B	US CA	2
89	UPC48CN23STG1	Coleman, Guardian, Luxaire	Mini-splitCold climate	44,000	44,000	44,000	100%	2.00	19.8	9.5	Variable	R-454B	US CA	6
90	PUMY-HL42NKMU	Mitsubishi Electric	Mini-splitCold climate	48,000	48,000	42,000	100%	1.92	19.5	10.6	Variable	R-454B	US CA	3
91	FPHFR48A3D	Friedrich, Rheem, Ruud	Mini-splitCold climate	44,000	44,000	44,000	100%	2.00	19.5	9.5	Variable	R-454B	US CA	9
92	048-TLP-MODU-1D5	Della	Mini-splitCold climate	33,000	42,000	41,000	79%	1.90	19.5	9.0	Variable	R-454B	US CA	1
93	AZ-42M522SCO	Azur	Mini-splitCold climate	36,000	41,500	41,500	86–87%	1.84	19.5	8.9	Variable	R-410A	CA	2
94	ZE-42M522SCO	Zephyr	Mini-splitCold climate	36,000	41,500	41,500	86–87%	1.84	19.5	8.9	Variable	R-410A	CA	2
95	MXZ-SM42NLHZ	Mitsubishi Electric	Mini-splitCold climate	48,000	48,000	42,000	100%	1.93	19.4	11.0	Variable	R-454B	US	6
96	PUZ-AK42NL	Mitsubishi Electric	Mini-split	25,400	48,000	42,000	53%	2.50	19.1	9.4	Variable	R-454B	US CA	3
97	PUZ-AK42NL2	Mitsubishi Electric	Mini-split	25,400	45,000	42,000	55–56%	2.50	19.1	9.4	Variable	R-454B	US CA	3
98	KUSXA422A	LG	Mini-splitCold climate	46,000	44,000	41,000	100%	2.00	19.0	9.8	Variable	R-32	US CA	1
99	AFMKH42-H2	Air Max	Mini-splitCold climate	37,000	42,000	42,000	86–90%	1.90	19.0	9.0	Variable	R-32	US CA	3
100	BXM2Z42UC0	Blueridge	Mini-splitCold climate	37,000	42,000	42,000	86–90%	1.90	19.0	9.0	Variable	R-32	US CA	3
101	DXH42FMK3IH	AireForce, Airtemp + 2 more	Mini-splitCold climate	37,000	42,000	42,000	86–90%	1.90	19.0	9.0	Variable	R-32	US CA	12
102	GMRSHC42AS5	Classic	Mini-splitCold climate	37,000	42,000	42,000	86–90%	1.90	19.0	9.0	Variable	R-32	US CA	3
103	GMRSHT42AS5	TGM	Mini-splitCold climate	37,000	42,000	42,000	86–90%	1.90	19.0	9.0	Variable	R-32	US CA	3
104	GS5M42HP230V1MO	Gree	Mini-splitCold climate	37,000	42,000	42,000	86–90%	1.90	19.0	9.0	Variable	R-32	US CA	3
105	GWHD21-42H5DSame as TM42D6MO	Tosot	Mini-splitCold climate	37,000	42,000	42,000	86–90%	1.90	19.0	9.0	Variable	R-32	US CA	3
106	GWHD(42)ND6MOSame as GS5M42HP230V1MO	Gree	Mini-splitCold climate	37,000	42,000	42,000	86–90%	1.90	19.0	9.0	Variable	R-32	US CA	3
107	KM42X6O	Kinghome	Mini-splitCold climate	37,000	42,000	42,000	86–90%	1.90	19.0	9.0	Variable	R-32	US CA	3
108	MHPC-D-042BMC	AC Pro	Mini-splitCold climate	37,000	42,000	42,000	86–90%	1.90	19.0	9.0	Variable	R-32	US CA	3
109	MUL42HP230V1R32AOSame as GS5M42HP230V1MO	Gree	Mini-splitCold climate	37,000	42,000	42,000	86–90%	1.90	19.0	9.0	Variable	R-32	US CA	3
110	MUL42HPJ132OA	Boreal	Mini-splitCold climate	37,000	42,000	42,000	86–90%	1.90	19.0	9.0	Variable	R-32	US CA	3
111	MZUHW42KR32-O	Willis	Mini-splitCold climate	37,000	42,000	42,000	86–90%	1.90	19.0	9.0	Variable	R-32	US CA	3
112	OFRM5X1-H42A-O	Ouellet	Mini-splitCold climate	37,000	42,000	42,000	86–90%	1.90	19.0	9.0	Variable	R-32	US CA	3
113	QVMZ42*R32	QuébecVair	Mini-splitCold climate	37,000	42,000	42,000	86–90%	1.90	19.0	9.0	Variable	R-32	CA	3
114	TM42D6MO	Tosot	Mini-splitCold climate	37,000	42,000	42,000	86–90%	1.90	19.0	9.0	Variable	R-32	US CA	3
115	TM42H32MO	Tosot	Mini-splitCold climate	37,000	42,000	42,000	86–90%	1.90	19.0	9.0	Variable	R-32	US CA	3
116	TM42R32MO	Tosot	Mini-splitCold climate	37,000	42,000	42,000	86–90%	1.90	19.0	9.0	Variable	R-32	US CA	3
117	TM42WH21MOSame as TM42D6MO	Tosot	Mini-splitCold climate	37,000	42,000	42,000	86–90%	1.90	19.0	9.0	Variable	R-32	US CA	3
118	TMH42D32MO	Tosot	Mini-splitCold climate	37,000	42,000	42,000	86–90%	1.90	19.0	9.0	Variable	R-32	US CA	3
119	TMSCI7H4R42Same as TM42D6MO	Tosot	Mini-splitCold climate	37,000	42,000	42,000	86–90%	1.90	19.0	9.0	Variable	R-32	US CA	3
120	AMSCI4H4S42	Air-Con	Mini-splitCold climate	36,000	41,000	41,000	86–88%	1.84	19.0	8.9	Variable	R-410A	US CA	3
121	AMW5-42U3STA	Hisense	Mini-splitCold climate	36,000	41,000	41,000	86–88%	1.84	19.0	8.9	Variable	R-410A	CA	3
122	FPHMR42A3A	Friedrich	Mini-splitCold climate	36,000	41,000	41,000	86–88%	1.84	19.0	8.9	Variable	R-410A	US CA	3
123	HVHM-42T2D	HaxxAir	Mini-splitCold climate	36,000	41,000	41,000	86–88%	1.84	19.0	8.9	Variable	R-410A	CA	3
124	VOM42H7R5P7	Innovair	Mini-splitCold climate	36,000	41,000	41,000	86–88%	1.84	19.0	8.9	Variable	R-410A	US CA	3
125	WHP42M5A21S	Westinghouse	Mini-splitCold climate	36,000	41,000	41,000	86–88%	1.84	19.0	8.9	Variable	R-410A	US CA	2
126	5G42ED2BE	GE	Mini-splitCold climate	35,000	42,500	42,000	82%	1.80	18.9	9.5	Variable	R-454B	US CA	3
127	5Q42RT2BE	Haier	Mini-splitCold climate	35,000	42,500	42,000	82%	1.80	18.9	9.5	Variable	R-454B	US CA	3
128	MXZ-SM42NAMHZ2	Mitsubishi Electric	Mini-splitCold climate	44,000	48,000	42,000	92%	1.88	18.9	10.1	Variable	R-410A	US	5
129	NTXMSH42A152B	Trane / Mitsubishi Electric	Mini-splitCold climate	44,000	48,000	42,000	92%	1.88	18.9	10.1	Variable	R-410A	US	5
130	PUMY-HP42NKMU2Same as MXZ-SM42NAMHZ2	Mitsubishi Electric	Mini-splitCold climate	44,000	48,000	42,000	92%	1.88	18.9	10.1	Variable	R-410A	CA	5
131	YPAS48BUFASDQ1	York	Mini-splitCold climate	38,000	48,000	44,000	77–86%	2.00	18.8	10.1	Variable	R-32	US	4
132	LUU420HHV	LG	Mini-splitCold climate	40,000	48,000	42,000	82–83%	2.20	18.7	9.5	Variable	R-410A	CA	3
133	PAS-48BUFASDQ1	Hitachi	Mini-splitCold climate	37,000	48,000	44,000	77–86%	2.00	18.5	10.2	Variable	R-32	US CA	5
134	KUSUB421A	LG	Mini-splitCold climate	36,800	46,000	42,000	80%	1.85	18.5	9.5	Variable	R-32	US CA	1
135	KUSXB421A	LG	Mini-splitCold climate	39,000	46,000	42,000	81–84%	1.86	18.3	9.5	Variable	R-32	US CA	3
136	PUZ-AK42NLHZ	Mitsubishi Electric	Mini-splitCold climate	48,000	54,000	42,000	89%	1.75	18.3	8.7	Variable	R-454B	US CA	5
137	LUU420HV	LG	Mini-splitCold climate	38,750	47,000	42,000	82–83%	1.92	18.3	9.7	Variable	R-410A	CA	2
138	AOUH42KUAS1	Fujitsu	Mini-splitCold climate	37,000	47,000	42,000	79%	2.30	18.2	10.3	Variable	R-32	US CA	2
139	5MXT40AVJU	Daikin	Mini-splitCold climate	34,200	40,500	41,500	74–95%	1.85	18.0	8.9	Variable	R-32	US CA	3
140	5MXTH40AVJUSame as 5MXT40AVJU	Daikin	Mini-splitCold climate	34,200	40,500	41,500	74–95%	1.85	18.0	8.9	Variable	R-32	US CA	3
141	1G4248ED2BE	GE	Mini-splitCold climate	34,500	45,000	42,000	73–75%	1.80	17.7	10.0	Variable	R-454B	US CA	2
142	1Q4248RT2BE	Haier	Mini-splitCold climate	34,500	45,000	42,000	73–75%	1.80	17.7	10.0	Variable	R-454B	US CA	2
143	MOE30U-48HFN1-M[X]	MDV	Mini-splitCold climate	54,750	57,000	48,000	93–97%	1.96	17.6	10.7	Variable	R-410A	US CA	2
144	LUU601HV	LG	Mini-splitCold climate	40,500	50,000	46,000	73–83%	2.10	17.2	9.2	Variable	R-410A	CA	3
145	BXM0Z42SC0	Blueridge	Mini-splitCold climate	29,400	42,000	42,000	70%	1.80	17.0	8.5	Variable	R-32	US CA	1
146	EMUL42HPJ132OA	Boreal	Mini-splitCold climate	29,400	42,000	42,000	70%	1.80	17.0	8.5	Variable	R-32	US CA	1
147	GWHD(42)ND6NOSame as MUE42HP230V1R32AO	Gree	Mini-splitCold climate	29,400	42,000	42,000	70%	1.80	17.0	8.5	Variable	R-32	US CA	1
148	MUE42HP230V1R32AO	Gree	Mini-splitCold climate	29,400	42,000	42,000	70%	1.80	17.0	8.5	Variable	R-32	US CA	1
149	TGWHD-42ND	Tosot	Mini-splitCold climate	29,400	42,000	42,000	70%	1.80	17.0	8.5	Variable	R-32	US CA	1
150	TMH42D32NO	Tosot	Mini-splitCold climate	29,400	42,000	42,000	70%	1.80	17.0	8.5	Variable	R-32	US CA	1
151	4TXM2336A15NU	American Standard, Trane	Mini-splitCold climate	31,200	42,000	42,000	74%	1.82	16.0	8.6	Variable	R-410A	US CA	2
152	BMKH42M23UH	Blueridge	Mini-splitCold climate	31,200	42,000	42,000	74%	1.82	16.0	8.6	Variable	R-410A	US CA	1
153	GWHD(42)ND3LO	Gree	Mini-splitCold climate	31,200	42,000	42,000	74%	1.82	16.0	8.6	Variable	R-410A	CA	1
154	KM42UH5O	Kinghome	Mini-splitCold climate	31,200	42,000	42,000	74%	1.82	16.0	8.6	Variable	R-410A	CA	1
155	TM42H5O	Tosot	Mini-splitCold climate	31,200	42,000	42,000	74%	1.82	16.0	8.6	Variable	R-410A	CA	1
156	PUZ-HA42NKA1	Mitsubishi Electric, Trane / Mitsubishi Electric	Mini-splitCold climate	48,000	54,000	42,000	89%	1.90	15.5	9.0	Variable	R-410A	US CA	7
157	PUZ-HA42NKA2	Mitsubishi Electric	Mini-splitCold climate	48,000	54,000	42,000	89%	1.90	15.5	9.0	Variable	R-410A	US CA	3
158	TRUZH0421KA10	Trane / Mitsubishi Electric	Mini-splitCold climate	48,000	54,000	42,000	89%	1.90	15.5	9.0	Variable	R-410A	US	3
159	TRUZH0421KA10NA	Trane / Mitsubishi Electric	Mini-splitCold climate	48,000	54,000	42,000	89%	1.90	15.5	9.0	Variable	R-410A	US	3
160	PUZ-HA42NKA	Mitsubishi Electric	Mini-splitCold climate	48,000	54,000	42,000	89%	1.95	15.4	8.9	Variable	R-410A	US CA	1
161	TRUZH0421KA	Trane / Mitsubishi Electric	Mini-splitCold climate	48,000	54,000	42,000	89%	1.95	15.4	8.9	Variable	R-410A	US	1
162	1U4248LP2HD	Haier	Mini-splitCold climate	35,600	48,000	46,000	74–82%	1.75	15.2	8.7	Variable	R-410A	US CA	3
163	ASH4248UCDD	GE	Mini-splitCold climate	35,600	48,000	46,000	74–82%	1.75	15.2	8.7	Variable	R-410A	US CA	3
Filed in another size class, also certified at 42,000 Btu (3.5-ton) with some indoor units
164	37MGRAQ48FA3	Bryant, Carrier + 3 more	Mini-splitCold climate	37,000	47,500	46,000	75–81%	2.05	22.5	10.5	Variable	R-454B	US CA	15
165	D5CMRAH48FAKSame as 37MGRAQ48FA3	Airquest, Arcoaire + 9 more	Mini-splitCold climate	37,000	47,500	46,000	75–81%	2.05	22.5	10.5	Variable	R-454B	US CA	33
166	4C25MC548H21	CanAir	Mini-splitCold climate	37,000	47,500	46,000	75–81%	2.05	22.2	10.5	Variable	R-454B	US CA	3
167	BMMZ48C	Blueridge	Mini-splitCold climate	37,000	47,500	46,000	75–81%	2.05	22.2	10.5	Variable	R-454B	US CA	3
168	BMS500-AAM048-1CSXRD	Bosch	Mini-splitCold climate	37,000	47,500	46,000	75–81%	2.05	22.2	10.5	Variable	R-454B	US CA	3
169	BXM1A48SC0	Blueridge	Mini-splitCold climate	37,000	47,500	46,000	75–81%	2.05	22.2	10.5	Variable	R-454B	US CA	3
170	BZ33-HP486Z2-454-G3-P	Breeze33	Mini-splitCold climate	37,000	47,500	46,000	75–81%	2.05	22.2	10.5	Variable	R-454B	US CA	3
171	CH-R48MES-230VO	Cooper&Hunter	Mini-splitCold climate	37,000	47,500	46,000	75–81%	2.05	22.2	10.5	Variable	R-454B	US CA	3
172	DIRM4-48DA25-5Z	Direct Air	Mini-splitCold climate	37,000	47,500	46,000	75–81%	2.05	22.2	10.5	Variable	R-454B	US CA	3
173	DIRM4-48DA25-6Z	Direct Air	Mini-splitCold climate	37,000	47,500	46,000	75–81%	2.05	22.2	10.5	Variable	R-454B	US CA	3
174	EDMO-48E	Eco Air	Mini-splitCold climate	37,000	47,500	46,000	75–81%	2.05	22.2	10.5	Variable	R-454B	US CA	3
175	EDMO-48E-6GX	Eco Air	Mini-splitCold climate	37,000	47,500	46,000	75–81%	2.05	22.2	10.5	Variable	R-454B	US CA	3
176	ES-48Z-M6C	1HVAC, ACiQ	Mini-splitCold climate	37,000	47,500	46,000	75–81%	2.05	22.2	10.5	Variable	R-454B	US CA	6
177	M6OE30-48HFN10-M1P	Midea	Mini-splitCold climate	37,000	47,500	46,000	75–81%	2.05	22.2	10.5	Variable	R-454B	US CA	3
178	MHPC-H-048BMB	AC Pro	Mini-splitCold climate	37,000	47,500	46,000	75–81%	2.05	22.2	10.5	Variable	R-454B	US CA	3
179	MO6EX-H48B-2A	Midea	Mini-splitCold climate	37,000	47,500	46,000	75–81%	2.05	22.2	10.5	Variable	R-454B	US CA	3
180	MOM48H2BM6A	Innovair	Mini-splitCold climate	37,000	47,500	46,000	75–81%	2.05	22.2	10.5	Variable	R-454B	US CA	3
181	MOM48H2BM6B	Innovair	Mini-splitCold climate	37,000	47,500	46,000	75–81%	2.05	22.2	10.5	Variable	R-454B	US CA	3
182	MULTI6-48HP230C-O	MRCOOL	Mini-splitCold climate	37,000	47,500	46,000	75–81%	2.05	22.2	10.5	Variable	R-454B	US CA	3
183	MXHSA4862AV1	MoovAir	Mini-splitCold climate	37,000	47,500	46,000	75–81%	2.05	22.2	10.5	Variable	R-454B	US CA	3
184	MZ48H525ZMO	Sea Breeze	Mini-splitCold climate	37,000	47,500	46,000	75–81%	2.05	22.2	10.5	Variable	R-454B	US CA	3
185	048-TCQ-MODU-1D5	Della	Mini-splitCold climate	30,400	42,000	39,000	71–74%	2.00	22.0	10.0	Variable	R-32	US CA	2
186	ML48HP230MULH - O	Mainline	Mini-splitCold climate	48,000	48,000	47,000	96–100%	2.00	21.2	11.0	Variable	R-454B	US CA	9
187	M6OE31-48HFN10-M1X	MDV	Mini-splitCold climate	48,000	48,000	47,000	96–100%	2.00	21.0	11.0	Variable	R-454B	US CA	6
188	M6OE31-48HFN10-M1XDSame as M6OE31-48HFN10-M1X	MDV	Mini-splitCold climate	48,000	48,000	47,000	96–100%	2.00	21.0	11.0	Variable	R-454B	US CA	6
189	M6OE31-48HFN10-M1X-D	MDV	Mini-splitCold climate	48,000	48,000	47,000	96–100%	2.00	21.0	11.0	Variable	R-454B	US CA	6
190	M6OE31-48HFN10-M1XD-D	MDV	Mini-splitCold climate	48,000	48,000	47,000	96–100%	2.00	21.0	11.0	Variable	R-454B	US CA	6
191	48MPC6-HH-B	Multi MFG	Mini-splitCold climate	48,000	48,000	47,000	98–100%	2.00	20.8	10.6	Variable	R-454B	US CA	3
192	4PAMS48-HH-MZO5	PerfectAire	Mini-splitCold climate	48,000	48,000	47,000	98–100%	2.00	20.8	10.6	Variable	R-454B	US CA	3
193	4PAMS48-HH-MZO6	PerfectAire	Mini-splitCold climate	48,000	48,000	47,000	98–100%	2.00	20.8	10.6	Variable	R-454B	US CA	3
194	500006193	Convectair	Mini-splitCold climate	48,000	48,000	47,000	98–100%	2.00	20.8	10.6	Variable	R-454B	US CA	3
195	500006879	Cadet	Mini-splitCold climate	48,000	48,000	47,000	98–100%	2.00	20.8	10.6	Variable	R-454B	US CA	3
196	A6MO23-48N2-M1H	AI Air Conditioning	Mini-splitCold climate	48,000	48,000	47,000	98–100%	2.00	20.8	10.6	Variable	R-454B	US CA	3
197	CVH3-48-6SH	ComfortStar	Mini-splitCold climate	48,000	48,000	47,000	98–100%	2.00	20.8	10.6	Variable	R-454B	US CA	3
198	DRA6H48M2A	DuraSTAR	Mini-splitCold climate	48,000	48,000	47,000	98–100%	2.00	20.8	10.6	Variable	R-454B	US CA	3
199	EXHZA4862AV1	Elios	Mini-splitCold climate	48,000	48,000	47,000	98–100%	2.00	20.8	10.6	Variable	R-454B	US CA	3
200	HO-MS48-LA-Q	Mitsutomo	Mini-splitCold climate	48,000	48,000	47,000	98–100%	2.00	20.8	10.6	Variable	R-454B	US CA	3

The share is heat output at 5°F divided by the 47°F rating. Tests use different compressor speeds.

200 of 207 units · page 1 of 2

How many square feet does 42,000 Btu heat?

About 1,700 to 2,750 sq ft for a typical home in a mild climate. Colder winters, drafty homes, and other factors apply.

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How many square feet does 42,000 Btu heat?

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