Friedrich / AIR-SOURCE HEAT PUMP

RD18AY36AJVC

K-SERIES · K-Series · source records, page 18

376 published source records · source checked Sep 21, 2026

SEER2 range15.2–20BTU/Wh
HSPF2 range8.1–10BTU/Wh
Cooling capacity31,000–32,800BTU/h

Each efficiency range summarizes published EPA records for RD18AY36AJVC. 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 376 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/Wh15.2–20376 / 376
EER2 · BTU/Wh11.7–13376 / 376
HSPF2 · BTU/Wh8.1–10376 / 376
Cooling capacity · BTU/h31,000–32,800376 / 376
Heating capacity at 47°F / 8.3°C · BTU/h31,000–36,000376 / 376
Heating capacity at 17°F / −8.3°C · BTU/h28,000–31,000376 / 376
Heating capacity at 5°F / −15°C · BTU/h23,600–28,200376 / 376
COP at 5°F / −15°C1.9–2.2376 / 376
Equipment / loop typeHP - Split System376 / 376
Refrigerant / source-reported GWPR-454B (GWP:470 | Lower GWP)376 / 376
Compressor stagingContinuously variable376 / 376
Connected capabilityYes376 / 376

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
TCFY3621STANM+ furnace: FR98MV0603A17UPCold climate designationAHRI reference: 21756239918.008.50278001.90EPA 4471075
TCFY3617STANM+ furnace: FR962V0603A17M4SCold climate designationAHRI reference: 21756240218.008.50278001.90EPA 4471077
TCFY3617STANM+ furnace: FR801V0704A17UHCold climate designationAHRI reference: 21756240018.008.50278001.90EPA 4471078
TCFY3621STANM+ furnace: FR921V0403A17M4SCold climate designationAHRI reference: 21756240618.008.50278001.90EPA 4471079
TCFY3617STANM+ furnace: FR802V0504A17UHCold climate designationAHRI reference: 21756240518.008.50278001.90EPA 4471080
TCFY3621STANM+ furnace: FR951V0603A17UHCold climate designationAHRI reference: 21756240318.008.50280001.90EPA 4471081
TCFY3617STANM+ furnace: FR97MV0603A17DHCold climate designationAHRI reference: 21756240418.008.50278001.90EPA 4471082
TCFY3624MTANM+ furnace: FR921V1005A21M4SCold climate designationAHRI reference: 21756242318.0010.00280002.10EPA 4471095
TCFY3624MTANM+ furnace: FR962V1005A21M4SCold climate designationAHRI reference: 21756242418.0010.00280002.10EPA 4471096
TCFY3624MTANM+ furnace: FR951V1005A21M4SCold climate designationAHRI reference: 21756242818.0010.00280002.10EPA 4471099
TCFY3624MTANM+ furnace: FR962V0705A21M4SCold climate designationAHRI reference: 21756243418.0010.00280002.10EPA 4471105
TCFY3624MTANM+ furnace: FR951V0705A21M4SCold climate designationAHRI reference: 21756243618.0010.00280002.10EPA 4471110
TCFY3624MTANM+ furnace: FR921V0705A21M4SCold climate designationAHRI reference: 21756243818.0010.00280002.10EPA 4471111
TCFY3621STANM+ furnace: FR951V0703A17M4SCold climate designationAHRI reference: 21756244718.008.50278001.90EPA 4471118
TCFY3617STANM+ furnace: FR801V0504A17UHNCold climate designationAHRI reference: 21756244618.008.50278001.90EPA 4471119
TCFY3617STANM+ furnace: FR801V0504A17UHUCold climate designationAHRI reference: 21756232918.008.50280001.90EPA 4512839
TCFY3621STANM+ furnace: FR972V0603A17UPSAHRI reference: 21872953018.008.50254002.10EPA 4704744
TCFY3617STANM+ furnace: FR972V0603A17UPSAHRI reference: 21872952918.008.50254002.10EPA 4704745
RCFY3621STANM+ furnace: FR972V0603A17UPSAHRI reference: 21872952818.008.50254002.10EPA 4704746
RCFY3617STANM+ furnace: FR972V0603A17UPSAHRI reference: 21872952718.008.50254002.10EPA 4704747

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 →