THF2B36T21
LX SERIES
215 published source records · source checked Sep 21, 2026
Each efficiency range summarizes published EPA records for THF2B36T21. 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 215 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 field | Value / range | Records supplying it |
|---|---|---|
| SEER2 · BTU/Wh | 15.2–16 | 215 / 215 |
| EER2 · BTU/Wh | 11.7–12 | 215 / 215 |
| HSPF2 · BTU/Wh | 7.8–8.1 | 215 / 215 |
| Cooling capacity · BTU/h | 33,400–36,000 | 215 / 215 |
| Heating capacity at 47°F / 8.3°C · BTU/h | 32,600–34,800 | 215 / 215 |
| Heating capacity at 17°F / −8.3°C · BTU/h | 21,400–23,800 | 215 / 215 |
| Heating capacity at 5°F / −15°C · BTU/h | 16,500–20,000 | 215 / 215 |
| COP at 5°F / −15°C | 1.96–2.44 | 215 / 215 |
| Equipment / loop type | HP - Split System | 215 / 215 |
| Refrigerant / source-reported GWP | R-410A (GWP:2088) | 215 / 215 |
| Compressor staging | Two-stage | 215 / 215 |
| Connected capability | No | 215 / 215 |
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 furnace | SEER2BTU/Wh | HSPF2BTU/Wh | Heating capacity at 5°F / −15°CBTU/h | COP at 5°F / −15°C | Record & comparison |
|---|---|---|---|---|---|
XAHC48FBCN1+ furnace: Z8ES100C16LMPS1AHRI reference: 212485636 | 16.00 | 7.80 | 18100 | 2.16 | EPA 2475044 → |
XAHC48FBCN1+ furnace: Z8ES100B12SMPS1AHRI reference: 212477549 | 16.00 | 7.80 | 18200 | 2.12 | EPA 2476514 → |
XAHD48FBCN1+ furnace: Z8ES120C16SMPS1AHRI reference: 212488553 | 16.00 | 7.80 | 17700 | 2.20 | EPA 2476800 → |
XAHC48FBCN1+ furnace: Z8ES120C16LMPS1AHRI reference: 212475576 | 16.00 | 7.80 | 17700 | 2.20 | EPA 2476935 → |
XAHC48FBCN1+ furnace: Z8ES080B12LMPS1AHRI reference: 212486273 | 16.00 | 7.80 | 18100 | 2.14 | EPA 2478094 → |
XAHC48FBCN1+ furnace: Z8ES080B12SMPS1AHRI reference: 212486268 | 16.00 | 7.80 | 18100 | 2.14 | EPA 2478477 → |
XAHC36DBCN1+ furnace: Z8ES120C16LMPS1AHRI reference: 212478024 | 16.00 | 8.10 | 18500 | 2.18 | EPA 2479873 → |
XAHD48FBCN1+ furnace: Z8ES120C16LMPS1AHRI reference: 212488558 | 16.00 | 7.80 | 17700 | 2.20 | EPA 2479923 → |
XAHC36DBCN1+ furnace: Z8ES120C16SMPS1AHRI reference: 212478019 | 16.00 | 8.10 | 18500 | 2.18 | EPA 2480324 → |
XAHC48FBCN1+ furnace: Z8ES100C16SMPS1AHRI reference: 212485631 | 16.00 | 7.80 | 18100 | 2.16 | EPA 2480901 → |
XAHC36DBCN1+ furnace: Z8ES080C16SMPS1AHRI reference: 212475468 | 16.00 | 8.10 | 18300 | 2.20 | EPA 2482303 → |
XAHC36DBCN1+ furnace: Z8ES080C16LMPS1AHRI reference: 212475478 | 16.00 | 8.10 | 18300 | 2.20 | EPA 2482309 → |
XAHC36DBCN1+ furnace: Z8ES080C20SMPS1AHRI reference: 212485547 | 16.00 | 8.10 | 18300 | 2.18 | EPA 2482408 → |
XAHC48FBCN1+ furnace: Z8ES100B12LMPS1AHRI reference: 212477554 | 16.00 | 7.80 | 18200 | 2.12 | EPA 2483218 → |
XAHC48FBCN1+ furnace: Z8ES120C16SMPS1AHRI reference: 212475566 | 16.00 | 7.80 | 17700 | 2.20 | EPA 2484150 → |
XAHD48FBCN1+ furnace: Z8ES120C20SMPS1AHRI reference: 212486220 | 16.00 | 7.80 | 18000 | 2.14 | EPA 2485687 → |
XAHD48FBCN1+ furnace: Z8ES120C20LMPS1AHRI reference: 212486225 | 16.00 | 7.80 | 18000 | 2.14 | EPA 2485703 → |
XAHC36DBCN1+ furnace: Z8ES080C20LMPS1AHRI reference: 212485552 | 16.00 | 8.10 | 18300 | 2.18 | EPA 2485966 → |
XAHD48FBCN1+ furnace: Z8ES100C16SMPS1AHRI reference: 212486244 | 16.00 | 7.80 | 18100 | 2.16 | EPA 2485975 → |
XAHD48FBCN1+ furnace: Z8ES100C16LMPS1AHRI reference: 212486249 | 16.00 | 7.80 | 18100 | 2.16 | EPA 2485989 → |
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 →