Commercial water heatersENERGY STAR certified
Rinnai RCW750AN
750 kBtu/h gas tankless water heater.
Input rate
750 kBtu/h
Storage
6 gal
Thermal efficiency
0.98
Fuel
Gas, Propane
Of 207 certified gas tankless commercial water heaters, 9 have a higher thermal efficiency than the RCW750AN (0.98).
- Maker
- Rinnai
- Model
- RCW750AN
- Type
- Gas Tankless
- Fuel
- Gas, Propane
- Storage
- 6 gal
- Thermal efficiency
- 0.98
- Input rate
- 750 kBtu/h
- Vent
- Direct Vent
- On the market since
- Sep 2025
- ENERGY STAR certified
- 16 Jul 2025
Source: ENERGY STAR certified commercial water heaters dataset, US EPA, record 4478585, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Other makers
Machines comparable to the RCW750AN
Certified commercial water heaters from other makers, same color class, within 20% of its speed.
| Model | Type | Fuel | Storage | Input rate |
|---|---|---|---|---|
| Lochinvar IWH0750L | Gas Tankless | Propane | 7 gal | 750 kBtu/h |
| Lochinvar IWH0750N | Gas Tankless | Gas | 7 gal | 750 kBtu/h |
| Intellihot iQ751 Gen II | Gas Tankless | Gas, Propane | 3 gal | 751 kBtu/h |
| Trinity LX700WH | Gas Tankless | Gas | 5 gal | 700 kBtu/h |
| Trinity LX800WH | Gas Tankless | Gas | 5 gal | 800 kBtu/h |
| Lochinvar AWH0800L SERIES 1** | Gas Tankless | Propane | 7 gal | 800 kBtu/h |
Rinnai
More Rinnai commercial water heaters
| Model | Type | Fuel | Storage | Input rate |
|---|---|---|---|---|
| CHS398100HCXVIN | Gas Storage | Gas, Propane | 119 gal | 398 kBtu/h |
| CHS19980HCXIN | Gas Storage | Gas, Propane | 80 gal | 199 kBtu/h |
| CHS16080HCXIN | Gas Storage | Gas, Propane | 80 gal | 160 kBtu/h |
| CHS199100HCXIN | Gas Storage | Gas, Propane | 119 gal | 199 kBtu/h |
| CHS398100HCXIN | Gas Storage | Gas, Propane | 119 gal | 398 kBtu/h |
| CHS160100HCXIN | Gas Storage | Gas, Propane | 119 gal | 160 kBtu/h |
| CHS320100HCXVIN | Gas Storage | Gas, Propane | 119 gal | 320 kBtu/h |
| CHS398100HCXVAIN | Gas Storage | Gas, Propane | 119 gal | 398 kBtu/h |