Ruud / AIR-SOURCE HEAT PUMP

RD17AZ48AJ3N

Achiever Plus · ULTRA SERIES

18 published source records · source checked Sep 21, 2026

SEER2 range17–18BTU/Wh
HSPF2 range8.1–8.5BTU/Wh
Cooling capacity45,500BTU/h

Each efficiency range summarizes published EPA records for RD17AZ48AJ3N. 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 18 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/Wh17–1818 / 18
EER2 · BTU/Wh11.2–1218 / 18
HSPF2 · BTU/Wh8.1–8.518 / 18
Cooling capacity · BTU/h45,50018 / 18
Heating capacity at 47°F / 8.3°C · BTU/h48,00018 / 18
Heating capacity at 17°F / −8.3°C · BTU/h32,800–43,00018 / 18
Heating capacity at 5°F / −15°C · BTU/h25,600–40,00018 / 18
COP at 5°F / −15°C2.1–2.318 / 18
Equipment / loop typeHP - Split System18 / 18
Refrigerant / source-reported GWPR-410A (GWP:2088)18 / 18
Compressor stagingContinuously variable18 / 18
Connected capabilityNo · Yes18 / 18

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
RH2TZ4821STANACold climate designationAHRI reference: 21483259018.008.50256002.30EPA 3544477
RH2VZ4821STANACold climate designationAHRI reference: 21483259118.008.50256002.30EPA 3544478
RH3VZ6024STACNCold climate designationAHRI reference: 21409794617.008.10400002.10EPA 3417405
RH2TZ6021STANACold climate designationAHRI reference: 21483259617.008.50264002.30EPA 3544482
RCFZ4821STAAM+ furnace: U97MV1005A21DHSCold climate designationAHRI reference: 21483776617.008.50262002.30EPA 3549746
RCFZ4821STAAM+ furnace: U98MV0855A21UPSCold climate designationAHRI reference: 21483778917.008.50262002.30EPA 3549752
RCFZ4821STAAM+ furnace: R951V0705A21UHUCold climate designationAHRI reference: 21483780017.008.50262002.30EPA 3549757
RCFZ4821STAAM+ furnace: U97MV0855A21DHSCold climate designationAHRI reference: 21483780717.008.50262002.30EPA 3549759
RCFZ4821STAAM+ furnace: R921V1005A21M4AHRI reference: 21483776517.008.50262002.30EPA 4010125
RCFZ4821STAAM+ furnace: R962V0855A21M4AHRI reference: 21483776917.008.50264002.20EPA 4010127
RCFZ4821STAAM+ furnace: U98MV1005A21UPSAHRI reference: 21483777117.008.50264002.20EPA 4010129
RCFZ4821STAAM+ furnace: R951V1005A21M4AHRI reference: 21483777217.008.50262002.30EPA 4010130
RCFZ4821STAAM+ furnace: R951V0705A21M4AHRI reference: 21483777417.008.50262002.30EPA 4010131
RCFZ4821STAAM+ furnace: R962V0705A21M4AHRI reference: 21483778117.008.50262002.30EPA 4010136
RCFZ4821STAAM+ furnace: R951V0855A21M4AHRI reference: 21483778617.008.50264002.20EPA 4010141
RCFZ4821STAAM+ furnace: R962V1005A21M4AHRI reference: 21483779317.008.50262002.30EPA 4010144
RCFZ4821STAAM+ furnace: R921V0705A21M4AHRI reference: 21483779517.008.50262002.30EPA 4010146
RCFZ4821STAAM+ furnace: R921V0855A21M4AHRI reference: 21483779817.008.50264002.20EPA 4010148

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 →