York / AIR-SOURCE HEAT PUMP

YZT24B21

AFFINITY · source records, page 2

63 published source records · source checked Sep 21, 2026

SEER2 range16–18BTU/Wh
HSPF2 range7.8BTU/Wh
Cooling capacity21,200–24,000BTU/h

Each efficiency range summarizes published EPA records for YZT24B21. 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 63 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/Wh16–1863 / 63
EER2 · BTU/Wh11.7–1463 / 63
HSPF2 · BTU/Wh7.863 / 63
Cooling capacity · BTU/h21,200–24,00063 / 63
Heating capacity at 47°F / 8.3°C · BTU/h22,400–23,80063 / 63
Heating capacity at 17°F / −8.3°C · BTU/h14,200–15,20063 / 63
Heating capacity at 5°F / −15°C · BTU/h10,900–12,20063 / 63
COP at 5°F / −15°C1.8–2.0663 / 63
Equipment / loop typeHP - Split System63 / 63
Refrigerant / source-reported GWPR-410A (GWP:2088)63 / 63
Compressor stagingTwo-stage63 / 63
Connected capabilityNo63 / 63

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
XAFB36DBAN1+EBE23AAHRI reference: 21029588617.007.80109002.02EPA 2649421
XAFB36DXXN1+EUE20A+TXVAHRI reference: 21029588517.007.80109002.02EPA 2649424
XAFB36DXXN1+EUE15A+TXVAHRI reference: 21029588317.007.80109002.02EPA 2649425
XAFB36DXXN1+EBE20A+TXVAHRI reference: 21029588217.007.80109002.02EPA 2649426
XAFB36DXXN1+EBE17A+TXVAHRI reference: 21029588117.007.80109002.02EPA 2649427
XAFB36DXXN1+EBE15A+TXVAHRI reference: 21029588017.007.80109002.02EPA 2649428
XAFB36DXXN1+EBE23A+TXVAHRI reference: 21029587817.007.80109002.02EPA 2649430
XAHB36DBAN1+ furnace: Y92E080B12SMPS1AHRI reference: 21177073217.007.80115002.00EPA 3990302
XAFB36DBAN1+ furnace: Y92E080B12SMPS1AHRI reference: 21177073617.007.80115002.00EPA 3990303
XAFB36DBAN1+ furnace: Y92E060B12SMPS1AHRI reference: 21177074617.007.80118002.00EPA 3990304
XAFB36DBAN1+ furnace: Y91E080B12SMPS1AHRI reference: 21177076117.007.80111002.00EPA 3990385
XAHB36DBAN1+ furnace: Y82E080B12LMPS1AHRI reference: 21177079017.007.80109001.80EPA 3990392
XAFB36DXXN1+TXV+ furnace: Y81E080B12SMPS1AHRI reference: 21177080617.007.80109001.80EPA 3990394
XAFB36DBAN1+ furnace: Y81E080B12SMPS1AHRI reference: 21177080817.007.80109001.80EPA 3990395
XAHB36DBAN1+ furnace: Y81E080B12SMPS1AHRI reference: 21177080417.007.80109001.80EPA 3990396
XAFB36DBAN1+ furnace: Y81E080B12LMPS1AHRI reference: 21247596917.007.80109001.80EPA 3990460
XAFB36DXXN1+TXV+ furnace: Y81E080B12LMPS1AHRI reference: 21247600817.007.80109001.80EPA 3990461
XAHB36DBAN1+ furnace: Y81E100B12SMPS1AHRI reference: 21247508717.007.80110001.80EPA 3990583
XAHB36DBAN1+ furnace: Y81E100B12LMPS1AHRI reference: 21247508917.007.80110001.80EPA 3990588
XAHB36DBAN1+ furnace: Y81E080B12LMPS1AHRI reference: 21247613517.007.80109001.80EPA 3990801

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 →