Rinnai E75C 75000 BTU Tankless Condensing Gas Boiler with 2.1 Gallons Per Minute

- Item #: BCI2266531

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  • Why Go Tankless Over a Tank Water Heater
    For your convenience Rinnai has provided this quick video about Tankless Water Heaters. This video will help you choose a Rinnai Tankless Water heater over a Tank Water heater.
  • What is a Rinnai Tankless Water Heater
    Rinnai tankless water heaters provide endless streams of clean, hot water to your whole house. It heats water only when you need it, saving you up to 40% on your energy bill.


  • ENERGY STAR® Qualified
  • Dimensions: 20" W x 26" H x 16" D
  • Maximum BTU Heating: 75,000 (NG)
  • Minimum BTU Heating: 17,000 (NG)
  • Maximum Flow Rate: 2.1 Gallons per Minute
  • AFUE Rating: 96.5%
  • Stainless Steel Primary Boiler Heat Exchange
  • Copper Nickel Integrated Secondary Plate Exchanger
  • Compact Wall Mount Design
  • Super Quiet Operation
  • Plumbing Kits with Low-Loss Header Included
  • Integrated Single Speed Pump and Expansion Tank

Additional Rinnai Links

Our SKU: Rinnai E75C

This product is listed under the following manufacturer number(s):

  • Rinnai E75CN
    Natural Gas

*Denotes a finish or option that has been discontinued

Rinnai E75C Product Specifications

Installation Sheet
Specification Sheet
User Manual
Boiler Applications Drawings
Depth 16
Direct Vent Yes
Height 26
Maximum Flow Rate 2.1
Maximum Gas Input 75000
Product Weight 86
Width 20

Installation Resource Center

Whether you are installing the product yourself or hiring a professional, our installation Resource Center has everything you need to get your project done. Visit the Installation Resource Center to get started.

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