Friedrich / AIR-SOURCE HEAT PUMP

RD18AY36AJVC

K-SERIES · K-Series · source records, page 19

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: FR972V0403A17UPSAHRI reference: 21872952618.008.50254002.10EPA 4704748
TCFY3617STANM+ furnace: FR972V0403A17UPSAHRI reference: 21872952518.008.50254002.10EPA 4704749
RCFY3621STANM+ furnace: FR972V0403A17UPSAHRI reference: 21872952418.008.50254002.10EPA 4704750
RCFY3617STANM+ furnace: FR972V0403A17UPSAHRI reference: 21872952318.008.50254002.10EPA 4704751
TCFY3621MTANM+ furnace: FR972V1005A21UPSAHRI reference: 21872949418.0010.00236002.20EPA 4704780
RCFY3621MTANM+ furnace: FR972V1005A21UPSAHRI reference: 21872949318.0010.00236002.20EPA 4704781
TCFY3621MTANM+ furnace: FR972V0703A17UPSAHRI reference: 21872948618.0010.00236002.20EPA 4704788
RCFY3621MTANM+ furnace: FR972V0703A17UPSAHRI reference: 21872948518.0010.00236002.20EPA 4704789
TCFY3621MTANM+ furnace: FR972V0603A17UPSAHRI reference: 21872948418.0010.00238002.10EPA 4704790
RCFY3621MTANM+ furnace: FR972V0603A17UPSAHRI reference: 21872948318.0010.00238002.10EPA 4704791
TCFY3621MTANM+ furnace: FR972V0403A17UPSAHRI reference: 21872948218.0010.00238002.20EPA 4704792
RCFY3621MTANM+ furnace: FR972V0403A17UPSAHRI reference: 21872948118.0010.00238002.20EPA 4704793
RCFY3621STANM+RXMD-C04Cold climate designationAHRI reference: 21689185615.208.10280001.90EPA 3994664
RCFY3617STANM+RXMD-C04Cold climate designationAHRI reference: 21689185815.208.10280001.90EPA 3994666
TCFY3621STANM+RXMD-C04Cold climate designationAHRI reference: 21756204515.208.10280001.90EPA 4470923
TCFY3617STANM+RXMD-C04Cold climate designationAHRI reference: 21756204615.208.10280001.90EPA 4470924

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 →