WEATHERMAKER / AIR-SOURCE HEAT PUMP

PH8TAN548**AB*

2-STAGE 18 SEER HP · source records, page 6

150 published source records · source checked Sep 21, 2026

SEER2 range15.2–18BTU/Wh
HSPF2 range7.8–8.5BTU/Wh
Cooling capacity46,000–50,500BTU/h

Each efficiency range summarizes published EPA records for PH8TAN548**AB*. 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 150 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/Wh15.2–18150 / 150
EER2 · BTU/Wh11.7–13.5150 / 150
HSPF2 · BTU/Wh7.8–8.5150 / 150
Cooling capacity · BTU/h46,000–50,500150 / 150
Heating capacity at 47°F / 8.3°C · BTU/h48,500–52,500150 / 150
Heating capacity at 17°F / −8.3°C · BTU/h30,000–32,400150 / 150
Heating capacity at 5°F / −15°C · BTU/h23,800–26,600150 / 150
COP at 5°F / −15°C2.1–2.32150 / 150
Equipment / loop typeHP - Split System150 / 150
Refrigerant / source-reported GWPR-454B (GWP:470 | Lower GWP)150 / 150
Compressor stagingTwo-stage150 / 150
Connected capabilityNo150 / 150

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
CSAH*4812AM*+ furnace: PG96VTAB60100C**AHRI reference: 21875523616.008.00252002.20EPA 4705756
CSAH*4812AM*+ furnace: PG80VTLB66135D**AHRI reference: 21875522916.008.00248002.20EPA 4705757
CSAH*4812AM*+ furnace: PG80VTLB66110C**AHRI reference: 21875522816.008.00250002.20EPA 4705758
CSAH*4812AM*+ furnace: PG80VTLB60090C**AHRI reference: 21875522716.008.00250002.20EPA 4705759
CAA**6124AM*+ furnace: PG96VTAB66120D**AHRI reference: 21875522216.008.10266002.16EPA 4705763
CAA**6124AM*+ furnace: PG95MSUA60100C**AHRI reference: 21875521916.008.10260002.20EPA 4705766
CAA**6124AM*+ furnace: PG80VTLB66135D**AHRI reference: 21875521716.008.10260002.20EPA 4705767
CAA**6124AM*+ furnace: PG80VTLB66110C**AHRI reference: 21875521616.008.10258002.20EPA 4705768
CAA**6124AM*+ furnace: PG80VTLB60090C**AHRI reference: 21875521516.008.10260002.20EPA 4705769
CAA**6124AM*+ furnace: PG80MSUA60100C**AHRI reference: 21875521416.008.10262002.18EPA 4705770
CAA**6121AM*+ furnace: PG96VTAB60100C**AHRI reference: 21875521216.008.10256002.20EPA 4705772
CAA**6121AM*+ furnace: PG96VTAB60080C**AHRI reference: 21875521116.008.10256002.20EPA 4705773
CAA**6121AM*+ furnace: PG95MSUA60100C**AHRI reference: 21875521016.008.10256002.20EPA 4705774
CAA**6121AM*+ furnace: PG95MSUA60080C**AHRI reference: 21875520916.008.10256002.20EPA 4705775
CAA**6121AM*+ furnace: PG80VTLB66110C**AHRI reference: 21875520716.008.10254002.22EPA 4705776
CAA**6024AM*+ furnace: PG80VTLB66135D**AHRI reference: 21875519616.008.10256002.22EPA 4705787
CAA**6024AM*+ furnace: PG80VTLB66110C**AHRI reference: 21875519516.008.10256002.20EPA 4705788
CAA**6024AM*+ furnace: PG80VTLB60090C**AHRI reference: 21875519416.008.10258002.18EPA 4705789
CAA**6024AM*+ furnace: PG80MSUA60100C**AHRI reference: 21875519316.008.10260002.18EPA 4705790
CAA**4821AM*+ furnace: PG95MSUA60100C**AHRI reference: 21875518716.008.10252002.20EPA 4705793

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 →