Lochinvar FBN1751vsWeil-McLain SVF 1500 S2
Side-by-side commercial boiler comparison
Lochinvar FBN1751
Thermal Efficiency
96.2%
Input Rate
1750MBTU/hr
Turndown Ratio
25.00
Application
Indoor
Weil-McLain SVF 1500 S2
Thermal Efficiency
96%
Input Rate
1500MBTU/hr
Turndown Ratio
10.00
Application
Indoor
Key differences
Both models are closely matched on thermal eff: 96.2 vs 96.0 %. The Lochinvar FBN1751 is larger at 1750 MBTU/hr versus 1500 MBTU/hr. Overall, the Lochinvar FBN1751 sits higher in the category, ranking above 89% of certified commercial boilers.
Performance
| Spec | Lochinvar | Weil-McLain |
|---|---|---|
| Thermal Efficiency(%) | 96.2 | 96 |
| Full-Load Input Rate(MBTU/hr) | 1750 | 1500 |
| Turndown Ratio | 25.00 | 10.00 |
Configuration
| Spec | Lochinvar | Weil-McLain |
|---|---|---|
| Application | Indoor | Indoor |
| Control Type | Multi-stage | Multi-stage |
| Model Name | Crest | SVF 1500 S2 |