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RBI WATER HEATERS RB0500X
RBI WATER HEATERS · RB0500X
RBI WATER HEATERS RB0500X appears in the U.S. EPA ENERGY STAR "Certified Commercial Boilers" dataset, which lists products whose manufacturers have certified them to the program's specification (record 2409587, certified 2023-03-01). EPA publishes these rated values for the listing: Full load input rate Btu hr 500; Reported thermal efficiency TE 98.00; Turndown ratio 10.00; Control type Multi-stage; Application Outdoor. The listing records ENERGY STAR certification and the rated values the manufacturer reported to EPA. It is not a determination that any building, installation or design complies with a code.
✓ Verified 2026-10-03
Specs on this page were checked against ENERGY STAR Certified Commercial Boilers (data.energystar.gov/d/3393-mxju) on 2026-10-03.
Specifications
| Application | Outdoor |
| Control type | Multi-stage |
| Turndown ratio | 10.00 |
| Full load input rate Btu hr | 500 |
| Reported thermal efficiency TE | 98.00 |
Certifications & Standards
ENERGY STAR 2409587 Certified commercial boiler, 2023-03-01
Sustainability
No sustainability metrics on file for this product.