Commercial water heatersENERGY STAR certified
NTI LX600WH
600 kBtu/h gas tankless water heater.
Input rate
600 kBtu/h
Storage
4 gal
Thermal efficiency
0.96
Fuel
Gas
Of 207 certified gas tankless commercial water heaters, 173 have a higher thermal efficiency than the LX600WH (0.96).
- Maker
- NTI
- Model
- LX600WH
- Type
- Gas Tankless
- Fuel
- Gas
- Storage
- 4 gal
- Thermal efficiency
- 0.96
- Input rate
- 600 kBtu/h
- Vent
- Direct Vent
- On the market since
- Nov 2014
- ENERGY STAR certified
- 2 Feb 2024
Source: ENERGY STAR certified commercial water heaters dataset, US EPA, record 3388146, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Other makers
Machines comparable to the LX600WH
Certified commercial water heaters from other makers, same color class, within 20% of its speed.
| Model | Type | Fuel | Storage | Input rate |
|---|---|---|---|---|
| Trinity LX600WH | Gas Tankless | Gas | 4 gal | 600 kBtu/h |
| Lochinvar AWH0650L SERIES 1** | Gas Tankless | Propane | 6 gal | 650 kBtu/h |
| Lochinvar AWH0650N SERIES 1** | Gas Tankless | Gas | 6 gal | 650 kBtu/h |
| HTP ELX-650FVWH | Gas Tankless | Gas, Propane | 5 gal | 650 kBtu/h |
| A. O. Smith PWH0650NP* | Gas Tankless | Gas, Propane | 6 gal | 650 kBtu/h |
| Laars NT2V0650 | Gas Tankless | Gas | 6 gal | 650 kBtu/h |
NTI