Trane 4TXM2136A14N0**
At Connecticut energy prices this heat pump costs $24.32 per million BTU of heat.
Computed from electricity at 24.32¢/kWh, the EIA average for CT in June 2026. A kilowatt-hour is 3412 BTU. This is a rate times a rating, not a prediction of your bill.
Against the alternatives, at Connecticut prices
Dollars per million BTU delivered into the house. Lower is cheaper to run; it says nothing about what the equipment costs to buy or install.
What the register says
| Rating | 21.00 SEER2 |
|---|---|
| SEER2 (cooling efficiency) | 21.0 |
| HSPF2 (heating efficiency) | 10.0 |
| COP at 5 °F | 1.82 |
| Nominal cooling capacity | 34,000 BTU/h |
| Capacity kept at 5 °F | 90% of its 47 °F rating |
| ENERGY STAR cold-climate | Yes |
| Fuel | Electricity |
| Type | HP - Mini or Multi Split |
| Refrigerant | R-410A (GWP:2088) |
| AHRI reference | 210435408 |
| Certified | 2026-06-13 |
Priced in your state
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Sold under other names
The same model number certified under another brand. If you are holding quotes for two of these, you may be comparing the same unit twice.
Other Trane heat pumps
The nearest by SEER2 rating.
- 4TXM2118A12N0** 21.00 SEER2
- 4TXM2124A13N0** 21.00 SEER2
- 4TXM2130A14N0** 21.00 SEER2
- 4TXM2142A15N0** 21.00 SEER2
- 5TWV0X36A1 21.00 SEER2
- 5TWV0X48A1 20.80 SEER2
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Source: ENERGY STAR certified product data, published by the U.S. EPA and used with attribution. This is a register of certified models, not of every model on the market. ENERGY STAR is a registered mark of the U.S. EPA; this site is not affiliated with or endorsed by EPA or DOE. This page is a record of a published certification; it is not an endorsement, not a quote, and not advice. Corrections.