Commercial water heatersENERGY STAR certified
Burnham by U.S. Boiler CTDW800
800 kBtu/h gas tankless water heater.
Input rate
800 kBtu/h
Storage
7 gal
Thermal efficiency
0.98
Fuel
Gas, Propane
Of 207 certified gas tankless commercial water heaters, 9 have a higher thermal efficiency than the CTDW800 (0.98).
- Maker
- Burnham by U.S. Boiler
- Model
- CTDW800
- Type
- Gas Tankless
- Fuel
- Gas, Propane
- Storage
- 7 gal
- Thermal efficiency
- 0.98
- Input rate
- 800 kBtu/h
- On the market since
- Apr 2023
- ENERGY STAR certified
- 26 Jul 2024
Source: ENERGY STAR certified commercial water heaters dataset, US EPA, record 2648737, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Other makers
Machines comparable to the CTDW800
Certified commercial water heaters from other makers, same color class, within 20% of its speed.
| Model | Type | Fuel | Storage | Input rate |
|---|---|---|---|---|
| Trinity LX800WH | Gas Tankless | Gas | 5 gal | 800 kBtu/h |
| Lochinvar AWH0800L SERIES 1** | Gas Tankless | Propane | 7 gal | 800 kBtu/h |
| Lochinvar AWH0800N SERIES 1** | Gas Tankless | Gas | 7 gal | 800 kBtu/h |
| HTP ELX-800FVWH | Gas Tankless | Gas, Propane | 6 gal | 800 kBtu/h |
| A. O. Smith PWH0800NP* | Gas Tankless | Gas, Propane | 7 gal | 800 kBtu/h |
| Laars NT2V0800 | Gas Tankless | Gas | 7 gal | 800 kBtu/h |