Ruud / AIR-SOURCE HEAT PUMP

RD18AY24AJVC

ULTRA SERIES · source records, page 3

75 published source records · source checked Sep 21, 2026

SEER2 range17–19BTU/Wh
HSPF2 range8.1–10BTU/Wh
Cooling capacity20,800–21,400BTU/h

Each efficiency range summarizes published EPA records for RD18AY24AJVC. 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 75 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/Wh17–1975 / 75
EER2 · BTU/Wh10–1275 / 75
HSPF2 · BTU/Wh8.1–1075 / 75
Cooling capacity · BTU/h20,800–21,40075 / 75
Heating capacity at 47°F / 8.3°C · BTU/h20,600–24,00075 / 75
Heating capacity at 17°F / −8.3°C · BTU/h17,900–19,80075 / 75
Heating capacity at 5°F / −15°C · BTU/h16,800–18,40075 / 75
COP at 5°F / −15°C1.9–275 / 75
Equipment / loop typeHP - Split System75 / 75
Refrigerant / source-reported GWPR-454B (GWP:470 | Lower GWP)75 / 75
Compressor stagingContinuously variable75 / 75
Connected capabilityYes75 / 75

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
RCFY2417STANM+ furnace: R801V0504A17UHSCold climate designationAHRI reference: 21717601218.0010.00182002.00EPA 4439641
RCFY2417STANM+ furnace: R801V0704A17UHCold climate designationAHRI reference: 21717601918.0010.00182002.00EPA 4439645
RCFY2417STANM+ furnace: R962V0403A17M4Cold climate designationAHRI reference: 21717605818.0010.00182002.00EPA 4439666
RCFY2417STANM+ furnace: R962V0603A17M4Cold climate designationAHRI reference: 21717606118.0010.00183002.00EPA 4439669
RCFY2417STANM+ furnace: R951V0403A17M4Cold climate designationAHRI reference: 21717606218.0010.00182002.00EPA 4439670
RCFY2417STANM+ furnace: R951V0403A17UHCold climate designationAHRI reference: 21717606318.0010.00184002.00EPA 4439671
RCFY2417STANM+ furnace: R921V0603A17M4Cold climate designationAHRI reference: 21717606618.0010.00183002.00EPA 4439674
RCFY2417STANM+ furnace: R921V0403A17M4Cold climate designationAHRI reference: 21717607318.0010.00182002.00EPA 4439681
RCFY2417STANM+ furnace: R951V0603A17M4Cold climate designationAHRI reference: 21717607418.0010.00183002.00EPA 4439682
RCFY2417STANM+ furnace: R951V0603A17UHCold climate designationAHRI reference: 21717607618.0010.00183002.00EPA 4439684
RCFY2417MTANM+ furnace: R801V1004A17UHCold climate designationAHRI reference: 21689123417.008.10169001.90EPA 3994551
RCFY2421MTANM+ furnace: R801V1004A17UHCold climate designationAHRI reference: 21689139717.008.10169001.90EPA 3994799
RF2TY2421STANSCold climate designationAHRI reference: 21698044517.008.10170002.00EPA 3995355
RCFY2417MTANM+ furnace: R951V0603A17M4Cold climate designationAHRI reference: 21681903517.009.50171001.90EPA 4027946
RCFY2417MTANM+ furnace: R921V0603A17M4Cold climate designationAHRI reference: 21681903817.009.50171001.90EPA 4027949
RCFY2421MTANM+ furnace: R962V0603A17M4Cold climate designationAHRI reference: 21681927417.009.50171001.90EPA 4027957
RCFY2421MTANM+ furnace: R962V0403A17M4Cold climate designationAHRI reference: 21681929617.009.50170001.90EPA 4027964
RCFY2421MTANM+ furnace: R801V0704A17UHCold climate designationAHRI reference: 21681929817.009.50170001.90EPA 4027965
RCFY2421MTANM+ furnace: R951V0403A17M4Cold climate designationAHRI reference: 21681930117.009.50170001.90EPA 4027966
RCFY2421MTANM+ furnace: R951V0603A17UHCold climate designationAHRI reference: 21681932017.009.50171001.90EPA 4027985

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 →