Navien NFB700-600CvsNTI LX600
Side-by-side commercial boiler comparison
Navien NFB700-600C
Thermal Efficiency
97.5%
Input Rate
599MBTU/hr
Turndown Ratio
14.00
Application
Indoor
NTI LX600
Thermal Efficiency
94%
Input Rate
600MBTU/hr
Turndown Ratio
10.00
Application
Indoor
Key differences
Navien NFB700-600C is 4% more efficient at 97.5 % versus 94.0 % for the NTI LX600. The NTI LX600 is larger at 600 MBTU/hr versus 599 MBTU/hr. Overall, the Navien NFB700-600C sits higher in the category, ranking above 84% of certified commercial boilers.
Performance
| Spec | Navien | NTI |
|---|---|---|
| Thermal Efficiency(%) | 97.5 | 94 |
| Full-Load Input Rate(MBTU/hr) | 599 | 600 |
| Turndown Ratio | 14.00 | 10.00 |
Configuration
| Spec | Navien | NTI |
|---|---|---|
| Application | Indoor | Indoor |
| Control Type | Multi-stage | Multi-stage |
| Model Name | NFB700-600C | NTI |