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Lochinvar features boilers that are brilliantly engineered and perfectly suited for most any application.
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CREST® Condensing Boiler with Hellcat Combustion Technology
Model FCB6000L 101
6,000,000 BTU/hr
RealTime O₂ Trim™
96.0% Thermal Efficiency
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CREST® Condensing Boiler with Hellcat Combustion Technology
Model FCB6000N 100
6,000,000 BTU/hr
RealTime O₂ Trim™
96.0% Thermal Efficiency
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CREST® Condensing Boiler with Hellcat Combustion Technology
Model FCB5000L 101
4,999,000 BTU/hr
RealTime O₂ Trim™
96.0% Thermal Efficiency
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CREST® Condensing Boiler with Hellcat Combustion Technology
Model FCB5000N 100
4,999,000 BTU/hr
RealTime O2 Trim™
96.0% Thermal Efficiency
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CREST® Condensing Boiler with Hellcat Combustion Technology
Model FCB4000N 100
3,999,000 BTU/hr
RealTime O₂ Trim™
96.0% Thermal Efficiency
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CREST® Condensing Boiler with Hellcat Combustion Technology
Model FCB4000L 101
3,999,000 BTU/hr
RealTime O₂ Trim™
96.0% Thermal Efficiency
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CREST® Condensing Boiler with Hellcat Combustion Technology
Model FCB3000N 100
3,000,000 BTU/hr
RealTime O₂ Trim™
96.0% Thermal Efficiency
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CREST® Condensing Boiler with Hellcat Combustion Technology
Model FCB3000L 101
3,000,000 BTU/hr
RealTime O₂ Trim™
96.0% Thermal Efficiency
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CREST® Condensing Boiler with Hellcat Combustion Technology
Model FCB2500N 100
2,500,000 BTU/hr
RealTime O₂ Trim™
96.0% Thermal Efficiency
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CREST® Condensing Boiler with Hellcat Combustion Technology
Model FCB2500L 101
2,500,000 BTU/hr
RealTime O₂ Trim™
96.0% Thermal Efficiency
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CREST® Condensing Boiler with Hellcat Combustion Technology
Model FCB2000N 100
1,999,000 BTU/hr
RealTime O₂ Trim™
96.2% Thermal Efficiency
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CREST® Condensing Boiler with Hellcat Combustion Technology
Model FCB2000L 101
1,999,000 BTU/hr
RealTime O₂ Trim™
96.2% Thermal Efficiency
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CREST® Condensing Boiler with Hellcat Combustion Technology
Model FCB1500L 101
1,500,000 BTU/hr
RealTime O₂ Trim™
96.2% Thermal Efficiency
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CREST® Condensing Boiler with Hellcat Combustion Technology
Model FCB1500N 100
1,500,000 BTU/hr
RealTime O₂ Trim™
96.2% Thermal Efficiency
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CREST® Condensing Boiler with Hellcat Combustion Technology
Model FCB1000L 101
999,000 BTU/hr
RealTime O₂ Trim™
96.2% Thermal Efficiency
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