Comfortmaker / AIR-SOURCE HEAT PUMP

C5H0V24*K*AAA*

SoftSound 20 VS Heat Pump

104 published source records · source checked Sep 21, 2026

SEER2 range15.5–18BTU/Wh
HSPF2 range8.5–9BTU/Wh
Cooling capacity22,400–24,200BTU/h

Each efficiency range summarizes published EPA records for C5H0V24*K*AAA*. The highest SEER2 and HSPF2 may belong to different combinations. Open a source record below to see its ratings and the scope of its component information.

Model patterns and component strings are preserved exactly. How to read model patterns and combinations →

Heating performance & equipment details

Ranges include the 104 published source records for this model. Values in different rows may describe different configurations. Open an individual record to compare values from the same test configuration.

Reported fieldValue / rangeRecords supplying it
SEER2 · BTU/Wh15.5–18104 / 104
EER2 · BTU/Wh9–10.5104 / 104
HSPF2 · BTU/Wh8.5–9104 / 104
Cooling capacity · BTU/h22,400–24,200104 / 104
Heating capacity at 47°F / 8.3°C · BTU/h23,200–24,600104 / 104
Heating capacity at 17°F / −8.3°C · BTU/h19,600–20,800104 / 104
Heating capacity at 5°F / −15°C · BTU/h16,300–17,300104 / 104
COP at 5°F / −15°C1.82–2.02104 / 104
Equipment / loop typeHP - Split System104 / 104
Refrigerant / source-reported GWPR-454B (GWP:470 | Lower GWP)104 / 104
Compressor stagingContinuously variable104 / 104
Connected capabilityNo104 / 104

47°F = 8.3°C; 17°F = −8.3°C; 5°F = −15°C. COP is dimensionless. These are reported rating points, not a prediction of a particular home’s heat demand or operating limit.

Matched systems

Each row is one source record. The component column distinguishes listed combinations from outdoor-model ratings without an indoor configuration.

Indoor unit / required furnaceSEER2BTU/WhHSPF2BTU/WhHeating capacity at 5°F / −15°CBTU/hCOP at 5°F / −15°CRecord & comparison
EA*5X37M21A*+WALLCON+ furnace: *80CSU0401712A*Cold climate designationAHRI reference: 21566781518.009.00163002.02EPA 3801346
EA*5X25M17A*+WALLCON+ furnace: *80CSU0401712A*Cold climate designationAHRI reference: 21566715117.509.00164002.02EPA 3799703
EA*5X25M17A*+WALLCON+ furnace: *80CTL0701412B*Cold climate designationAHRI reference: 21566718617.509.00164002.00EPA 3799739
EA*5X25M17A*+WALLCON+ furnace: *80CTL0701716B*Cold climate designationAHRI reference: 21566720417.509.00164002.00EPA 3799749
EA*5X37M21A*+WALLCON+ furnace: *80CTL0702120B*Cold climate designationAHRI reference: 21566784717.509.00163002.02EPA 3799876
EA*5X37M21A*+WALLCON+ furnace: *80CSU0601716A*Cold climate designationAHRI reference: 21566782317.509.00163002.02EPA 3799942
EA*5X37M21A*+WALLCON+ furnace: *96CTN1002122B*Cold climate designationAHRI reference: 21566793517.509.00163002.02EPA 3799976
EA*5X37M21A*+WALLCON+ furnace: *97CMN0801714B*Cold climate designationAHRI reference: 21566790317.509.00164002.00EPA 3800064
EA*5X37M21A*+WALLCON+ furnace: *80CTL1102120B*Cold climate designationAHRI reference: 21566787117.509.00163002.02EPA 3800087
EA*5X37M21A*+WALLCON+ furnace: *96CTN0601714B*Cold climate designationAHRI reference: 21566791917.509.00164002.00EPA 3800153
EA*5X37M21A*+WALLCON+ furnace: *96CTN0801714B*Cold climate designationAHRI reference: 21566792717.509.00163002.02EPA 3800157
EA*5X37M17A*+WALLCON+ furnace: *80CTL0701412B*Cold climate designationAHRI reference: 21566775117.509.00165002.00EPA 3801295
EA*5X25M17A*+WALLCON+ furnace: *80CTL0901716B*Cold climate designationAHRI reference: 21566722317.509.00164002.00EPA 3801318
EA*5X37M21A*+WALLCON+ furnace: *80CTL0701716B*Cold climate designationAHRI reference: 21566783917.509.00164002.02EPA 3801338
EA*5X25M17A*+WALLCON+ furnace: *96CTN0801714B*Cold climate designationAHRI reference: 21566731617.509.00164002.00EPA 3801355
EA*5X37M21A*+WALLCON+ furnace: *80CSU0601716B*Cold climate designationAHRI reference: 21567839817.509.00163002.02EPA 3801390
EA*5X37M21A*+WALLCON+ furnace: *80CTL0901716B*Cold climate designationAHRI reference: 21566785517.509.00163002.02EPA 3801405
EA*5X37M21A*+WALLCON+ furnace: *80CTL0902120B*Cold climate designationAHRI reference: 21566786317.509.00163002.02EPA 3801419
EA*5X37M21A*+WALLCON+ furnace: *97CTN1002122A*Cold climate designationAHRI reference: 21567842817.509.00163002.02EPA 3801463
EA*5X37M21A*+WALLCON+ furnace: *97CMN1002122B*Cold climate designationAHRI reference: 21566791117.509.00163002.02EPA 3801507

Sources and documentation

The table uses public EPA ENERGY STAR data. AHRI references are reported by EPA and have not been independently checked with AHRI. Source records do not establish availability, installation suitability or rebate eligibility.

No manufacturer manual has been matched to this model.

Collection method, revision history and known limitations →