Carrier / AIR-SOURCE HEAT PUMP

27SCA518A**30*

COMFORT 15 SEER2 HP

50 published source records · source checked Sep 21, 2026

SEER2 range15.2–15.5BTU/Wh
HSPF2 range7.8–8BTU/Wh
Cooling capacity17,400–18,900BTU/h

Each efficiency range summarizes published EPA records for 27SCA518A**30*. 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 50 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/Wh15.2–15.550 / 50
EER2 · BTU/Wh11.7–12.550 / 50
HSPF2 · BTU/Wh7.8–850 / 50
Cooling capacity · BTU/h17,400–18,90050 / 50
Heating capacity at 47°F / 8.3°C · BTU/h16,400–18,30050 / 50
Heating capacity at 17°F / −8.3°C · BTU/h10,500–11,00050 / 50
Heating capacity at 5°F / −15°C · BTU/h8,200–8,60050 / 50
COP at 5°F / −15°C1.88–2.150 / 50
Equipment / loop typeHP - Split System50 / 50
Refrigerant / source-reported GWPR-454B (GWP:470 | Lower GWP)50 / 50
Compressor stagingSingle stage50 / 50
Connected capabilityNo50 / 50

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
CVAMA3217XMA*+ furnace: 58S(B,C)*B070M17**12AHRI reference: 21419543215.507.8082001.94EPA 3406117
CVAMA3217XMA*+ furnace: 58S(B,C)*B070M17**16AHRI reference: 21419546215.507.8082001.94EPA 3406146
FMA5X24**AL*AHRI reference: 21442391515.508.0082002.10EPA 3425238
CAA**2517AM*+ furnace: 58TP*B045V14**12AHRI reference: 21412666915.207.8084002.04EPA 3398518
CAA**1917AM*+ furnace: 58S(B,C)*B070M14**12AHRI reference: 21412479715.207.8084002.04EPA 3398551
CAA**1917AM*+ furnace: 58S(B,C)*B070M17**12AHRI reference: 21412482715.207.8083002.04EPA 3398581
CAA**2517AM*+ furnace: 58S(B,C)*B045M14**12AHRI reference: 21412608015.207.8084002.04EPA 3398610
CAA**2517AM*+ furnace: 58S(B,C)*B070M14**12AHRI reference: 21412614015.207.8084002.06EPA 3398642
CAA**2517AM*+ furnace: 58TP*B070V14**12AHRI reference: 21412669915.207.8084002.06EPA 3398664
CAA**2517AM*+ furnace: 58TP*B070V17**16AHRI reference: 21412671115.207.8085002.04EPA 3398675
CAA**1917AM*+ furnace: 58S(B,C)*B045M14**12AHRI reference: 21412476715.207.8084002.02EPA 3398682
CAA**1917AM*+ furnace: 58TP*B070V14**12AHRI reference: 21412531015.207.8084002.04EPA 3398688
CAA**2517AM*+ furnace: 58S(B,C)*B070M17**12AHRI reference: 21412617215.207.8084002.06EPA 3398729
CAA**2517AM*+ furnace: 58S(B,C)*B070M17**16AHRI reference: 21412620215.207.8085002.06EPA 3398759
CAA**2517AM*+ furnace: 58S(B,C)*B090M17**14AHRI reference: 21412623415.207.8084002.04EPA 3398813
CAA**1917AM*+ furnace: 58S(B,C)*B070M17**16AHRI reference: 21412485515.207.8084002.04EPA 3398854
CAA**2517AM*+ furnace: 59SC6A080M17**16AHRI reference: 21412707415.207.8085002.04EPA 3398888
CAA**1917AM*+ furnace: 58S(B,C)*B090M17**14AHRI reference: 21412488515.207.8084002.04EPA 3398891
CAA**2517AM*+ furnace: 59SC2E080M17**16AHRI reference: 21412701015.207.8084002.06EPA 3398937
CAA**2517AM*+ furnace: 58SU*A040E17**12AHRI reference: 21412639315.207.8084002.06EPA 3398987

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 →