Dunkirk CH-399vsKing Heating Products Inc. EK 399-CHB
Side-by-side commercial boiler comparison
Dunkirk CH-399
Thermal Efficiency
95.5%
Input Rate
399MBTU/hr
Turndown Ratio
5.00
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: 95.5 vs 94.0 %. The Dunkirk CH-399 is larger at 399 MBTU/hr versus 396 MBTU/hr. Overall, the Dunkirk CH-399 sits higher in the category, ranking above 14% of certified commercial boilers.
Performance
| Spec | Dunkirk | King Heating Products Inc. |
|---|---|---|
| Thermal Efficiency(%) | 95.5 | 94 |
| Full-Load Input Rate(MBTU/hr) | 399 | 396 |
| Turndown Ratio | 5.00 | 5.0 |
Configuration
| Spec | Dunkirk | King Heating Products Inc. |
|---|---|---|
| Application | Indoor | Indoor |
| Control Type | Multi-stage | Multi-stage |
| Model Name | CH-399 | Ecoking Ultimate Boiler |