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Rinnai i150SN I-Series Solo Gas Boiler

by Rinnai
Sold out
$ 2,775.94
SKU i150SN


The I- Series i150SN model features Rinnai’s exclusive self-cleaning stainless-steel heat exchanger coupled with a secondary flat plate heat exchanger. This heat-only model can deliver whole house heating to enhance your comfort. The i150SN provides an input rating of 150K Btu. Fueled with either Natural Gas or Propane this Rinnai condensing gas boiler has obtained one of the highest AFUEs (Annual Fuel Utilization Efficiency) in the industry. Plus, the compact wall-mounted design saves space over traditional boilers.ilers.


    • Servo based by-pass control for precise DHW temperature control 
    • Built-in recirculation logic for dedicated return and crossover modes 
    • Multiple heating zones
    • Provides home heat only
  • The i150SN condensing gas boiler heat-only model offers the comfort of whole home heating.
  • This heat-only model offers an outdoor reset to optimize your home heating performance and features an integrated modulating pump, with an outdoor reset sensor (in the box)
  • Excellent operational performance with 95% AFUE efficiency and Energy Star Most Efficient certified.
  • Convenient control options with the ability to connect two zone pumps to the PCB
  • Easy parameter settings and a user-friendly interface.
  • Versatile venting options including 2-inch PVC up to 65 feet.
  • Quick Natural Gas (NG) to Propane (LP) gas conversions (kit included)
  • Stainless steel heat exchangers (primary and secondary) throughout boiler for unmatched performance and durability
  • Delivers proven reliability with Residential Warranty: 12-Year Heat Exchanger, 5 Year Parts, 1-Year Labor.




    Manufacturer Trade Model Number - U.S. i120SN
    Product Depth 10.9 in / (276 mm)
    Product Height 26.4 in / (671 mm)
    Product Width 18.5 in / (471 mm)
    Product Weight 59.2 lb / (27 kg)
    1/2" Gas Line Compatible Yes
    Installation Type Indoor Only
    Recirculation Capable No
    Residential Energy Star Yes
    BIM Data Required Yes
    Max Heating Input  150,000 BTU/h/ (44.0 kWh)
    Minimum Heating Input 15,000 BTU / (4.3 kW)
    Maximum Amperage 6 AMPS