Commercial water heatersENERGY STAR certified
A. O. Smith BTX 80 120
76 kBtu/h gas storage water heater, model number BTX-80 1**.
Input rate
76 kBtu/h
Storage
50 gal
Thermal efficiency
0.94
Fuel
Gas
Of 393 certified gas storage commercial water heaters, 386 have a higher thermal efficiency than the BTX 80 120 (0.94).
- Maker
- A. O. Smith
- Model
- BTX 80 120
- Model number
- BTX-80 1**
- Type
- Gas Storage
- Fuel
- Gas
- Storage
- 50 gal
- Thermal efficiency
- 0.94
- Input rate
- 76 kBtu/h
- Standby loss
- 320 Btu/h
- Vent
- Power Vent
- On the market since
- Feb 2017
- ENERGY STAR certified
- 9 Nov 2021
Source: ENERGY STAR certified commercial water heaters dataset, US EPA, record 2369384, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Other makers
Machines comparable to the BTX 80 120
Certified commercial water heaters from other makers, same color class, within 20% of its speed.
| Model | Type | Fuel | Storage | Input rate |
|---|---|---|---|---|
| State BTX-80 1** | Gas Storage | Gas | 50 gal | 76 kBtu/h |
| Rheem GHE50S*-76 | Gas Storage | Gas | 50 gal | 76 kBtu/h |
| Rheem GHE50S*-76 LP | Gas Storage | Propane | 50 gal | 76 kBtu/h |
A. O. Smith
More A. O. Smith commercial water heaters
| Model | Type | Fuel | Storage | Input rate |
|---|---|---|---|---|
| PWH1250(N,L)(P)(-CAN) | Gas Tankless | Gas, Propane | 12 gal | 1,250 kBtu/h |
| PWH1500(N,L)(P)(-CAN) | Gas Tankless | Gas, Propane | 14 gal | 1,500 kBtu/h |
| PWH2000(N,L)(P)(-CAN) | Gas Tankless | Gas, Propane | 18 gal | 1,999 kBtu/h |
| PWH3000(N,L)(P)(-CAN) | Gas Tankless | Gas, Propane | 29 gal | 3,000 kBtu/h |
| PWH4000(N,L)(P)(-CAN) | Gas Tankless | Gas, Propane | 46 gal | 4,000 kBtu/h |
| BTH 251* 3** | Gas Storage | Gas, Propane | 119 gal | 250 kBtu/h |
| BTH 400* 3** | Gas Storage | Gas, Propane | 119 gal | 400 kBtu/h |
| BTH 300* 3** | Gas Storage | Gas, Propane | 119 gal | 300 kBtu/h |