WeatherKing / AIR-SOURCE HEAT PUMP

WP14AY42AJ2N

VERSUS

12 published source records · source checked Sep 21, 2026

SEER2 range15.2BTU/Wh
HSPF2 range7.8BTU/Wh
Cooling capacity40,000BTU/h

Each efficiency range summarizes published EPA records for WP14AY42AJ2N. 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 12 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/Wh15.212 / 12
EER2 · BTU/Wh11.712 / 12
HSPF2 · BTU/Wh7.812 / 12
Cooling capacity · BTU/h40,00012 / 12
Heating capacity at 47°F / 8.3°C · BTU/h40,00012 / 12
Heating capacity at 17°F / −8.3°C · BTU/h25,400–25,60012 / 12
Heating capacity at 5°F / −15°C · BTU/h19,9002 / 12
COP at 5°F / −15°C2.12 / 12
Equipment / loop typeHP - Split System12 / 12
Refrigerant / source-reported GWPR-454B (GWP:470 | Lower GWP)12 / 12
Compressor stagingTwo-stage12 / 12
Connected capabilityNo12 / 12

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
TCFY4824STANM+ furnace: W801W1255A24DZAHRI reference: 21459224515.207.80EPA 3438748
RCFY4824STANM+ furnace: W801W1255A24DZAHRI reference: 21459223015.207.80EPA 3438750
TCFY4824STANM+ furnace: W921W1155A24M4AHRI reference: 21459242715.207.80EPA 3438783
RCFY4824STANM+ furnace: W951W1155A24M4AHRI reference: 21459244115.207.80EPA 3438787
TCFY4824STANM+ furnace: W951W1155A24M4AHRI reference: 21459250015.207.80EPA 3438790
TCFY4824STANM+ furnace: W802W1255A24DZAHRI reference: 21459235415.207.80EPA 3438799
RCFY4824STANM+ furnace: W802W1255A24DZAHRI reference: 21459236215.207.80EPA 3438800
RCFY4824STANM+ furnace: W921W1155A24M4AHRI reference: 21459237115.207.80EPA 3438802
RCFY4824STANM+ furnace: W962W1155A24M4AHRI reference: 21657468615.207.80EPA 3848836
TCFY4824STANM+ furnace: W962W1155A24M4AHRI reference: 21657469115.207.80EPA 3848840
TCFY4824STANM+ furnace: W972W1155A24UPSAHRI reference: 21869663415.207.80199002.10EPA 4683483
RCFY4824STANM+ furnace: W972W1155A24UPSAHRI reference: 21869663315.207.80199002.10EPA 4683484

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 →