Commercial water heatersENERGY STAR certified
Rinnai RCW500AN
500 kBtu/h gas tankless water heater.
Input rate
500 kBtu/h
Storage
2 gal
Thermal efficiency
0.98
Fuel
Gas, Propane
Of 207 certified gas tankless commercial water heaters, 9 have a higher thermal efficiency than the RCW500AN (0.98).
- Maker
- Rinnai
- Model
- RCW500AN
- Type
- Gas Tankless
- Fuel
- Gas, Propane
- Storage
- 2 gal
- Thermal efficiency
- 0.98
- Input rate
- 500 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 4478582, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Other makers
Machines comparable to the RCW500AN
Certified commercial water heaters from other makers, same color class, within 20% of its speed.
| Model | Type | Fuel | Storage | Input rate |
|---|---|---|---|---|
| Trinity LX500WH | Gas Tankless | Gas, Propane | 3 gal | 500 kBtu/h |
| Lochinvar AWH0500L SERIES 1** | Gas Tankless | Propane | 5 gal | 500 kBtu/h |
| Lochinvar AWH0500N SERIES 1** | Gas Tankless | Gas | 5 gal | 500 kBtu/h |
| HTP ELX-500FVWH | Gas Tankless | Gas, Propane | 4 gal | 500 kBtu/h |
| A. O. Smith PWH0500NP* | Gas Tankless | Gas, Propane | 5 gal | 500 kBtu/h |
| Laars NT2V0500 | Gas Tankless | Gas | 4 gal | 500 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 |