Fraser-Johnston / AIR-SOURCE HEAT PUMP

XH636E2S11

LX SERIES · source records, page 6

454 published source records · source checked Sep 21, 2026

SEER2 range15.2–17BTU/Wh
HSPF2 range8–8.5BTU/Wh
Cooling capacity32,800–36,000BTU/h

Each efficiency range summarizes published EPA records for XH636E2S11. 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 454 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/Wh15.2–17454 / 454
EER2 · BTU/Wh11–12454 / 454
HSPF2 · BTU/Wh8–8.5454 / 454
Cooling capacity · BTU/h32,800–36,000454 / 454
Heating capacity at 47°F / 8.3°C · BTU/h34,000–36,200454 / 454
Heating capacity at 17°F / −8.3°C · BTU/h22,000–23,800454 / 454
Heating capacity at 5°F / −15°C · BTU/h17,600–19,800454 / 454
COP at 5°F / −15°C2–2.5454 / 454
Equipment / loop typeHP - Split System454 / 454
Refrigerant / source-reported GWPR-454B (GWP:470 | Lower GWP)454 / 454
Compressor stagingTwo-stage454 / 454
Connected capabilityNo454 / 454

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
CTF36C5CDS1+ furnace: Z8ET100C20LMPS1AHRI reference: 21701730816.008.10187002.36EPA 4013055
CTF36C5CDS1+ furnace: Z8ET120C20LMPS1AHRI reference: 21701731316.008.10189002.36EPA 4013060
CTF36C5CDS1+ furnace: Z8ET100C16LMPS1AHRI reference: 21701731516.008.10188002.36EPA 4013062
CTF36C5CDS1+ furnace: Z8ET080C16LMPS1AHRI reference: 21701731716.008.10188002.36EPA 4013064
CTU36B5XDS1+TXV+ furnace: Z8ET080B12LMPS1AHRI reference: 21701732016.008.10182002.32EPA 4013067
CTF36B5CDS1+ furnace: Z8ET080B12LMPS1AHRI reference: 21701732116.008.10182002.32EPA 4013068
CTF36C5CDS1+ furnace: Z8ES120C20SMPS1AHRI reference: 21701732216.008.10188002.32EPA 4013069
CTF36C5CDS1+ furnace: Z8ES080C16SMPS1AHRI reference: 21701732316.008.10188002.36EPA 4013070
CTF36C5CDS1+ furnace: Z8ES120C16SMPS1AHRI reference: 21701732616.008.10185002.36EPA 4013073
CTF36C5CDS1+ furnace: Z8ES100C16SMPS1AHRI reference: 21701732916.008.10186002.36EPA 4013076
CTU36B5XDS1+TXV+ furnace: Z8ES100B12SMPS1AHRI reference: 21701733016.008.10187002.32EPA 4013077
CTF36B5CDS1+ furnace: Z8ES100B12SMPS1AHRI reference: 21701733116.008.10187002.32EPA 4013078
CTF36C5CDS1+ furnace: Z8ES080C20SMPS1AHRI reference: 21701733416.008.10187002.34EPA 4013081
CTU36B5XDS1+TXV+ furnace: Z8ES080B12SMPS1AHRI reference: 21701733516.008.10186002.32EPA 4013082
CTF36B5CDS1+ furnace: Z8ES080B12SMPS1AHRI reference: 21701733616.008.10186002.32EPA 4013083
CTF36C5CDS1+ furnace: Z9ET100C16SMPS1AHRI reference: 21701734116.008.10186002.32EPA 4013087
CTF36C5CDS1+ furnace: Z9ET080C16SMPS1AHRI reference: 21701734316.008.10196002.26EPA 4013089
CTF36C5CDS1+JMC17C2SN1AHRI reference: 21701735016.008.50188002.38EPA 4013153
CTU36B5XDS1+JME12B2SN1+TXVAHRI reference: 21701735116.008.10186002.36EPA 4013154
CTF36B5CDS1+JME12B2SN1AHRI reference: 21701735216.008.10186002.36EPA 4013155

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 →