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Are Guardian and Luxaire heat pumps the same?

21 model numbers are listed under both Guardian and Luxaire. For 17 of them the certified record is the same record under each brand.

  • 21 shared model numbers
  • 17 identical records
  • 4 records that differ
  • Updated Oct 18, 2026

How much of each range overlaps

Each brand's range, and how much of it is shared with the other
Brand Units in the certified data Certified combinations Share of its range that is shared
Guardian 35 618 60%
Luxaire 64 9,376 32.8%

“Share of its range” is shared model numbers divided by that brand's own units. The two shares differ because the two ranges are different sizes. One row per unit (a certified model number), not per brand entry.

The model numbers they share

21 of 21 shown

Model numbers listed under both brands. The 5°F figure is the median across that unit's own certified pairings.

Model numbers listed under both Guardian and Luxaire
Model number Size class TypeHeat at 5°FBtu/hkW COP at 5°F Pairings Guardian Luxaire Same record Cold climate
UPC48CN23STG1 42,000 Btu (3.5-ton) mini-split 44,000 2.00 9 3 3 Identical Yes
UPC36CN23STG1 36,000 Btu (3-ton) mini-split 36,000 1.96 12 4 4 Identical Yes
UMC48CN23STG1 42,000 Btu (3.5-ton) mini-split 35,000 1.87 9 3 3 Identical Yes
UMC36CN23STG1 36,000 Btu (3-ton) mini-split 34,200 1.87 9 3 3 Identical Yes
XH660E2S11 54,000 Btu (4.5-ton) central 31,600 2.26 1,300 81 235 Differs NC
XH648E2S11 48,000 Btu (4-ton) central 27,200 2.26 3,010 184 554 Differs NC
UMC24CN23STG1 24,000 Btu (2-ton) mini-split 26,600 1.82 9 3 3 Identical Yes
UPC24CN23STG1 24,000 Btu (2-ton) mini-split 24,000 2.00 15 5 5 Identical Yes
DHX24CSB21S 24,000 Btu (2-ton) mini-split 19,800 1.75 4 1 1 Identical NC
URC24CN23STG1 24,000 Btu (2-ton) mini-split 19,800 1.80 3 1 1 Identical Yes
XH636E2S11 36,000 Btu (3-ton) central 18,800 2.36 2,632 134 497 Differs NC
UPC18CN23STG1 18,000 Btu (1.5-ton) mini-split 18,000 2.00 9 3 3 Identical Yes
URC18CN23STG1 18,000 Btu (1.5-ton) mini-split 18,000 1.90 3 1 1 Identical Yes
UMC18CN23STG1 18,000 Btu (1.5-ton) mini-split 17,400 1.96 9 3 3 Identical Yes
XH624E2S11 24,000 Btu (2-ton) central 12,300 2.24 875 59 158 Differs NC
UPC09CN23STG1 9,000 Btu mini-split 12,000 1.80 9 3 3 Identical Yes
UPC12CN23STG1 12,000 Btu (1-ton) mini-split 12,000 1.80 9 3 3 Identical Yes
URC12CN23STG1 12,000 Btu (1-ton) mini-split 11,000 2.00 3 1 1 Identical Yes
URC12CN15STG1 12,000 Btu (1-ton) mini-split 9,200 1.90 3 1 1 Identical Yes
URC09CN23STG1 9,000 Btu mini-split 9,000 2.10 3 1 1 Identical Yes
URC09CN15STG1 9,000 Btu mini-split 8,700 1.90 3 1 1 Identical Yes

NC not cold-climate certified — not in the certified data

21 of 21 shared model numbers All brand pairs

Updated Oct 18, 2026 · Methodology