THF2B24T21
LX SERIES
165 published source records · source checked Sep 21, 2026
Each efficiency range summarizes published EPA records for THF2B24T21. 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 165 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 | 165 / 165 |
| EER2 · BTU/Wh | 11.7–12 | 165 / 165 |
| HSPF2 · BTU/Wh | 7.8–8.1 | 165 / 165 |
| Cooling capacity · BTU/h | 22,800–24,200 | 165 / 165 |
| Heating capacity at 47°F / 8.3°C · BTU/h | 20,600–22,800 | 165 / 165 |
| Heating capacity at 17°F / −8.3°C · BTU/h | 13,100–14,500 | 165 / 165 |
| Heating capacity at 5°F / −15°C · BTU/h | 9,600–12,000 | 165 / 165 |
| COP at 5°F / −15°C | 1.96–2.3 | 165 / 165 |
| Equipment / loop type | HP - Split System | 165 / 165 |
| Refrigerant / source-reported GWP | R-410A (GWP:2088) | 165 / 165 |
| Compressor staging | Two-stage | 165 / 165 |
| Connected capability | No | 165 / 165 |
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 |
|---|---|---|---|---|---|
XAFB30CBAN1+ furnace: Z8ES040A12LMPS1AHRI reference: 212486666 | 16.00 | 8.10 | 11700 | 2.20 | EPA 2474786 → |
XAFB30CBAN1+ furnace: Z8ES060A12SMPS1AHRI reference: 212484636 | 16.00 | 7.80 | 11600 | 2.20 | EPA 2475113 → |
XAFB36DBAN1+ furnace: Z8ES040A12SMPS1AHRI reference: 212486716 | 16.00 | 8.10 | 11400 | 2.24 | EPA 2476081 → |
XAFB36DXXN1+TXV+ furnace: Z8ES040A12SMPS1AHRI reference: 212486704 | 16.00 | 8.10 | 11400 | 2.24 | EPA 2477513 → |
XAHC36DBAN1+ furnace: Z8ES100B12SMPS1AHRI reference: 212488840 | 16.00 | 8.10 | 11500 | 2.28 | EPA 2478433 → |
XAFB36DXXN1+TXV+ furnace: Z8ES040A12LMPS1AHRI reference: 212486709 | 16.00 | 8.10 | 11400 | 2.24 | EPA 2478675 → |
XAFC30CBAN1+ furnace: Z8ES080B12SMPS1AHRI reference: 212488816 | 16.00 | 8.10 | 11600 | 2.22 | EPA 2478818 → |
XAHC36DBAN1+ furnace: Z8ES100B12LMPS1AHRI reference: 212488845 | 16.00 | 8.10 | 11500 | 2.28 | EPA 2479062 → |
XAHB30CBAN1+ furnace: Z8ES040A12LMPS1AHRI reference: 212480523 | 16.00 | 8.10 | 11700 | 2.22 | EPA 2479130 → |
XAHB30CBAN1+ furnace: Z8ES040A12SMPS1AHRI reference: 212480518 | 16.00 | 8.10 | 11700 | 2.22 | EPA 2479573 → |
XAHB30CBAN1+ furnace: Z8ES080B12LMPS1AHRI reference: 212486637 | 16.00 | 8.10 | 11600 | 2.24 | EPA 2479996 → |
XAFB36DBAN1+ furnace: Z8ES040A12LMPS1AHRI reference: 212486726 | 16.00 | 8.10 | 11400 | 2.24 | EPA 2480063 → |
XAFC30CBAN1+ furnace: Z8ES080B12LMPS1AHRI reference: 212488821 | 16.00 | 8.10 | 11600 | 2.22 | EPA 2480072 → |
XAHB30CBAN1+ furnace: Z8ES080B12SMPS1AHRI reference: 212486632 | 16.00 | 8.10 | 11600 | 2.24 | EPA 2480314 → |
XAHC36DBAN1+ furnace: Z8ES080B12LMPS1AHRI reference: 212484677 | 16.00 | 8.10 | 11400 | 2.30 | EPA 2480354 → |
XAFB30CBAN1+ furnace: Z8ES040A12SMPS1AHRI reference: 212486656 | 16.00 | 8.10 | 11700 | 2.20 | EPA 2480400 → |
XAFB30CBAN1+ furnace: Z8ES080B12SMPS1AHRI reference: 212479112 | 16.00 | 8.10 | 11600 | 2.22 | EPA 2480822 → |
XAHB36DBAN1+ furnace: Z8ES040A12LMPS1AHRI reference: 212480571 | 16.00 | 8.10 | 11500 | 2.26 | EPA 2480961 → |
XAFB30CBAN1+ furnace: Z8ES080B12LMPS1AHRI reference: 212479156 | 16.00 | 8.10 | 11600 | 2.22 | EPA 2482202 → |
XAHB36DBAN1+ furnace: Z8ES100B12SMPS1AHRI reference: 212479279 | 16.00 | 8.10 | 11500 | 2.28 | EPA 2482218 → |
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 →