Fraser-Johnston / AIR-SOURCE HEAT PUMP

HH836E2S12

LX SERIES · source records, page 7

602 published source records · source checked Sep 21, 2026

SEER2 range16–18BTU/Wh
HSPF2 range8.5BTU/Wh
Cooling capacity31,200–34,000BTU/h

Each efficiency range summarizes published EPA records for HH836E2S12. 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 602 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/Wh16–18602 / 602
EER2 · BTU/Wh10–11.7602 / 602
HSPF2 · BTU/Wh8.5602 / 602
Cooling capacity · BTU/h31,200–34,000602 / 602
Heating capacity at 47°F / 8.3°C · BTU/h32,000–34,000602 / 602
Heating capacity at 17°F / −8.3°C · BTU/h32,600–34,200602 / 602
Heating capacity at 5°F / −15°C · BTU/h26,800–28,200602 / 602
COP at 5°F / −15°C2.18–2.38602 / 602
Equipment / loop typeHP - Split System602 / 602
Refrigerant / source-reported GWPR-454B (GWP:470 | Lower GWP)602 / 602
Compressor stagingTwo-stage602 / 602
Connected capabilityNo602 / 602

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
CTM48C5CFS2+ furnace: Z8ES100C16LMPS1Cold climate designationAHRI reference: 21864429417.008.50270002.34EPA 4665881
CTM48C5CFS2+ furnace: Z8ES100C16SMPS1Cold climate designationAHRI reference: 21864429017.008.50270002.34EPA 4665885
CTU48C5XFS2+TXV+ furnace: Z8ES100C16LMPS1Cold climate designationAHRI reference: 21864424217.008.50270002.34EPA 4665933
CTU48C5XFS2+TXV+ furnace: Z8ES100C16SMPS1Cold climate designationAHRI reference: 21864423817.008.50270002.34EPA 4665937
CTF48C5CFS2+ furnace: Z8ES100C16LMPS1Cold climate designationAHRI reference: 21864423417.008.50270002.34EPA 4665941
CTF48C5CFS2+ furnace: Z8ES100C16SMPS1Cold climate designationAHRI reference: 21864423017.008.50270002.34EPA 4665945
CTM48C5CFS2+ furnace: Z9ET100C16SMPS1Cold climate designationAHRI reference: 21864421017.008.50272002.30EPA 4665965
CTM48C5CFS2+ furnace: Z8ES100C20LMPS1Cold climate designationAHRI reference: 21864417817.008.50270002.34EPA 4665997
CTM48C5CFS2+ furnace: Z8ES100C20SMPS1Cold climate designationAHRI reference: 21864417417.008.50270002.34EPA 4666001
CTM48C5CFS2+ furnace: Z8ES080C20LMPS1Cold climate designationAHRI reference: 21864416217.008.50270002.34EPA 4666013
CTM48C5CFS2+ furnace: Z8ES080C20SMPS1Cold climate designationAHRI reference: 21864415817.008.50270002.34EPA 4666017
CTM48C5CFS2+ furnace: Z8ES120C16LMPS1Cold climate designationAHRI reference: 21864415417.008.50270002.34EPA 4666021
CTM48C5CFS2+ furnace: Z8ES120C16SMPS1Cold climate designationAHRI reference: 21864415017.008.50270002.34EPA 4666025
CTU48C5XFS2+TXV+ furnace: Z8ES120C16LMPS1Cold climate designationAHRI reference: 21864414617.008.50270002.34EPA 4666029
CTU48C5XFS2+TXV+ furnace: Z8ES120C16SMPS1Cold climate designationAHRI reference: 21864414217.008.50270002.34EPA 4666033
CTF48C5CFS2+ furnace: Z8ES120C16LMPS1Cold climate designationAHRI reference: 21864413817.008.50270002.34EPA 4666037
CTF48C5CFS2+ furnace: Z8ES120C16SMPS1Cold climate designationAHRI reference: 21864413417.008.50270002.34EPA 4666041
CTU48C5XFS2+TXV+ furnace: Z8ET120C20LMPS1Cold climate designationAHRI reference: 21864403817.008.50270002.30EPA 4666137
CTF48C5CFS2+ furnace: Z8ET120C20LMPS1Cold climate designationAHRI reference: 21864403417.008.50270002.30EPA 4666141
CTM36B5CDS2+ furnace: Z8ET080B12LMPS1Cold climate designationAHRI reference: 21864403017.008.50280002.26EPA 4666145

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 →