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Intertherm heat pumps

12 certified models, ranked by seasonal cooling efficiency (SEER2), then heating efficiency (HSPF2), highest first.

Filters Intertherm
  1. 1 DXH24PSK3IHAireForce, Airtemp + 2 more
    24,000 Btu/hheating at 47°F 22,000 Btu/hcooling at 95°F

    24,000 Btu (2-ton) · Mini-split · 5°F 19,000 Btu/h · Cold output 79% · HSPF2 10.0 · 4 pairings

  2. 2 DXH09PSK3IHAireForce, Airtemp + 2 more
    10,500 Btu/hheating at 47°F 9,100 Btu/hcooling at 95°F

    9,000 Btu · Mini-split · 5°F 7,600 Btu/h · Cold output 72–90% · HSPF2 9.8 · 8 pairings

  3. 3 DXH18PSK3IHAireForce, Airtemp + 2 more
    18,000 Btu/hheating at 47°F 18,000 Btu/hcooling at 95°F

    18,000 Btu (1.5-ton) · Mini-split · 5°F 14,600 Btu/h · Cold output 81% · HSPF2 9.0 · 4 pairings

  4. 4 DXH12PSK3IHAireForce, Airtemp + 2 more
    12,000 Btu/hheating at 47°F 12,000 Btu/hcooling at 95°F

    12,000 Btu (1-ton) · Mini-split · 5°F 10,000 Btu/h · Cold output 83–92% · HSPF2 9.3 · 8 pairings

  5. 5 DXH36ESK3ILAireForce, Airtemp + 2 more
    34,000 Btu/hheating at 47°F 33,600 Btu/hcooling at 95°F

    36,000 Btu (3-ton) · Mini-split · 5°F 24,600 Btu/h · Cold output 72% · HSPF2 8.5 · 4 pairings

  6. 6 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 · 5°F 37,000 Btu/h · Cold output 86–90% · HSPF2 9.0 · 12 pairings

  7. 7 DXH36FMK3IHAireForce, Airtemp + 2 more
    36,000 Btu/hheating at 47°F 36,000 Btu/hcooling at 95°F

    36,000 Btu (3-ton) · Mini-split · 5°F 34,000 Btu/h · Cold output 92–100% · HSPF2 9.0 · 12 pairings

  8. 8 DXH30FMK3IHAireForce, Airtemp + 2 more
    30,000 Btu/hheating at 47°F 28,400 Btu/hcooling at 95°F

    30,000 Btu (2.5-ton) · Mini-split · 5°F 26,400 Btu/h · Cold output 87–90% · HSPF2 9.0 · 12 pairings

  9. 9 DXH24FMK3IHAireForce, Airtemp + 2 more
    24,000 Btu/hheating at 47°F 24,000 Btu/hcooling at 95°F

    24,000 Btu (2-ton) · Mini-split · 5°F 21,600 Btu/h · Cold output 90% · HSPF2 9.0 · 12 pairings

  10. 10 DXH18FMK3IHAireForce, Airtemp + 2 more
    18,000 Btu/hheating at 47°F 18,000 Btu/hcooling at 95°F

    18,000 Btu (1.5-ton) · Mini-split · 5°F 13,700 Btu/h · Cold output 76–77% · HSPF2 9.0 · 12 pairings

  11. 11 UXH48-60MSK3IHAireForce, Airtemp + 3 more
    48,000 Btu/hheating at 47°F 47,000 Btu/hcooling at 95°F

    48,000 Btu (4-ton) · Central · 5°F 48,000 Btu/h · Cold output 100% · HSPF2 9.5 · 20 pairings

  12. 12 UXH24-36MSK3IHAireForce, Airtemp + 3 more
    24,000 Btu/hheating at 47°F 23,000 Btu/hcooling at 95°F

    24,000 Btu (2-ton) · Central · 5°F 24,000 Btu/h · Cold output 91–100% · HSPF2 9.3 · 20 pairings

Intertherm heat pumps, ranked by seasonal cooling efficiency (SEER2), then heating efficiency (HSPF2)
# Model Brands Type Size 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 DXH24PSK3IH AireForce, Airtemp + 2 more Mini-split 24,000 Btu (2-ton)19,000 24,000 22,000 79% 1.80 26.0 10.0 Variable R-32 US CA 4
2 DXH09PSK3IH AireForce, Airtemp + 2 more Mini-split 9,000 Btu7,600 10,500 9,100 72–90% 1.91 25.0 9.8 Variable R-32 US CA 8
3 DXH18PSK3IH AireForce, Airtemp + 2 more Mini-split 18,000 Btu (1.5-ton)14,600 18,000 18,000 81% 1.90 24.5 9.0 Variable R-32 US CA 4
4 DXH12PSK3IH AireForce, Airtemp + 2 more Mini-split 12,000 Btu (1-ton)10,000 12,000 12,000 83–92% 1.92 23.8 9.3 Variable R-32 US CA 8
5 DXH36ESK3IL AireForce, Airtemp + 2 more Mini-split 36,000 Btu (3-ton)24,600 34,000 33,600 72% 1.80 21.0 8.5 Variable R-32 US CA 4
6 DXH42FMK3IH AireForce, Airtemp + 2 more Mini-split 42,000 Btu (3.5-ton)37,000 42,000 42,000 86–90% 1.90 19.0 9.0 Variable R-32 US CA 12
7 DXH36FMK3IH AireForce, Airtemp + 2 more Mini-split 36,000 Btu (3-ton)34,000 36,000 36,000 92–100% 1.90 19.0 9.0 Variable R-32 US CA 12
8 DXH30FMK3IH AireForce, Airtemp + 2 more Mini-split 30,000 Btu (2.5-ton)26,400 30,000 28,400 87–90% 1.88 19.0 9.0 Variable R-32 US CA 12
9 DXH24FMK3IH AireForce, Airtemp + 2 more Mini-split 24,000 Btu (2-ton)21,600 24,000 24,000 90% 1.86 19.0 9.0 Variable R-32 US CA 12
10 DXH18FMK3IH AireForce, Airtemp + 2 more Mini-split 18,000 Btu (1.5-ton)13,700 18,000 18,000 76–77% 1.86 19.0 9.0 Variable R-32 US CA 12
11 UXH48-60MSK3IH AireForce, Airtemp + 3 more Central 48,000 Btu (4-ton)48,000 48,000 47,000 100% 1.93 17.1 9.5 Variable R-32 US CA 20
12 UXH24-36MSK3IH AireForce, Airtemp + 3 more Central 24,000 Btu (2-ton)24,000 24,000 23,000 91–100% 1.90 17.0 9.3 Variable R-32 US CA 20

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

12 of 12 units

Other sizes

Every size class, with how many units it holds and its median heat output at 5°F