Please press tab or next to access the main content of the page
Up to 95% AFUE
Heat Exchanger
Stainless Steel
Email product info

afue-95 The Annual Fuel Utilization Efficiency or AFUE rating is the percentage of fuel consumed that is converted to heat your home. A higher number is better.
heats Heats your indoor environment, using natural gas, oil, propane or electric power.


Save gas, save space and save money. You'll enjoy warm, consistent comfort and lasting reliability from this ultra-compact, ultra-versatile, modulating hot water boiler.



  • Up to 95% AFUE
  • Gas valve with 5:1 turn-down ratio
  • Built-In boiler circulator pump
  • Built-In Primary/Secondary Piping
  • Built-In Low Water Cut Off
  • Outdoor Temperature sensor Included
  • Gas-fired, hot-water output
  • Stainless Steel heat exchanger
  • Intermittent direct spark to pilot ignition
  • Integrated multiple boiler
  • Control capability for up to 16 boilers
  • 10-year parts limited warranty1
  • 15-year heat exchanger limited warranty


  • Optional labor warranty available2

1 To the original owner, when product is used in an owner-occupied residence, a 10-year parts limited warranty upon timely registration of your new equipment. Warranty period is 5 years on parts if not registered within 90 days. Jurisdictions where warranty benefits cannot be conditioned on registration will automatically receive a 10-year parts limited warranty. See warranty certificate for details.

2 Ask your Carrier® dealer for details.



  • Up to 95% AFUE


  • Rated heating output: 50,000-299,000 Btu/h
  • Gas-fired, hot-water output


  • Gas valve with 5:1 turn-down ratio
  • Stainless steel heat exchanger
  • Electronic spark to pilot ignition
  • Direct Vent and Sidewall venting
  • Condensate drain with built in trap 
  • Pre-mix venturi burner 
  • Capable of controlling up to 16 boilers when multiple boilers are required 
  • Propane convertible
  • Recommended controls: Performance and Comfort series thermostats


  • 50,000-299,000 Btu/h 


  • Power source: 110-125v


  • Painted, steel outer casing in taupe metallic