RBI WATER HEATERS RB0850vsVelocity Boiler Works PHX800C-O
Side-by-side commercial boiler comparison
RBI WATER HEATERS RB0850
Thermal Efficiency
96.9%
Input Rate
850MBTU/hr
Turndown Ratio
10.00
Application
Indoor
Velocity Boiler Works PHX800C-O
Thermal Efficiency
97%
Input Rate
800MBTU/hr
Turndown Ratio
10.00
Application
Outdoor
Key differences
Both models are closely matched on thermal eff: 96.9 vs 97.0 %. The RBI WATER HEATERS RB0850 is larger at 850 MBTU/hr versus 800 MBTU/hr.
Performance
| Spec | RBI WATER HEATERS | Velocity Boiler Works |
|---|---|---|
| Thermal Efficiency(%) | 96.9 | 97 |
| Full-Load Input Rate(MBTU/hr) | 850 | 800 |
| Turndown Ratio | 10.00 | 10.00 |
Configuration
| Spec | RBI WATER HEATERS | Velocity Boiler Works |
|---|---|---|
| Application | Indoor | Outdoor |
| Control Type | Multi-stage | Multi-stage |
| Model Name | Encore Indoor Series | Phantom-XL |