HTP EFW-399WBNvsKing Heating Products Inc. EK 399-CHB
Side-by-side commercial boiler comparison
HTP EFW-399WBN
Thermal Efficiency
95.4%
Input Rate
399MBTU/hr
Turndown Ratio
10.00
Application
Indoor
King Heating Products Inc. EK 399-CHB
Thermal Efficiency
94%
Input Rate
396MBTU/hr
Turndown Ratio
5.0
Application
Indoor
Key differences
Both models are closely matched on thermal eff: 95.4 vs 94.0 %. The HTP EFW-399WBN is larger at 399 MBTU/hr versus 396 MBTU/hr. Overall, the HTP EFW-399WBN sits higher in the category, ranking above 11% of certified commercial boilers.
Performance
| Spec | HTP | King Heating Products Inc. |
|---|---|---|
| Thermal Efficiency(%) | 95.4 | 94 |
| Full-Load Input Rate(MBTU/hr) | 399 | 396 |
| Turndown Ratio | 10.00 | 5.0 |
Configuration
| Spec | HTP | King Heating Products Inc. |
|---|---|---|
| Application | Indoor | Indoor |
| Control Type | Multi-stage | Multi-stage |
| Model Name | ELITE FIRETUBE | Ecoking Ultimate Boiler |