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K2 Condensing Stainless Steel Boiler

A value-priced' high efficiency condensing boiler that is simple enough to install quickly AND offers valuable extras not found on competitive models. U.S. Boiler Company has delivered. The K2 offers a comprehensive feature list' unequalled ease of setup' maintenance' and operation in a package that costs far less than you’d expect for the impressive value that’s built in. And best of all' it’s built and tested with pride in Lancaster' Pennsylvania by U.S. Boiler Company.

  • Reliable' proven stainless steel heat exchanger
  • Factory pre-set Sage2.2™ Control System' providing out-of-the-box high performance
  • Touch screen diagnostic display with plain-language guidance
  • Exclusive features for installer convenience and homeowner dependability
  • High altitude – zero or minimal de-ratings' reduces the costs of oversizing' field adjustable
  • High capacity pre-installed boiler loop circulator
  • Split-voltage junction box
  • Universal exhaust termination for polypropylene and PVC
  • Outdoor reset and sensor
MODELInput MBtuHOutput MBtuHAFUEDimensions
Water Content
K2-08080.0 74.0 94.0 29x17x16.2 0.00 149
K2-100100.0 92.0 93.0 29x17x16.2 0.00 158
K2-120120.0 111.0 94.0 29x17x16.2 0.00 162
K2-150150.0 141.0 95.0 29x17x20.2 0.00 188
K2-180180.0 167.0 94.0 29x17x20.2 0.00 188

Warranty Information

  • Heat Exchanger for 144 months - Limited 12 Year Warranty
  • All Parts for 36 months - With Prompt Online Registration
  • Limited Labor for 36 months - With Prompt Online Registration

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