Rinnai Ultra Tankless 199,000 BTU Interior Water Heater

Rinnai Ultra Tankless 199,000 BTU Interior Water Heater delivers innovation and technological leadership in condensing tankless water heating design. Providing homeowners with an endless supply of hot water (9.8 GPM), energy savings, a space-saving design and environmental benefits, Rinnai now offers faster hot water with the new Ultra Series RUR models Tankless Water Heaters. Gas or propane fuel.

  • ENERGY STAR® Qualified with 83% Efficiency
  • Internal by-pass pipe for internal “recirculation” and Built-in circulation pump
  • Thermal Bypass Valve and Isolation Valves
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SKU: R-199-NG-RU98IN Categories: ,

Water Heater Description

The Rinnai Ultra Tankless 199,000 BTU Interior Water Heater features recirculation (with or without a dedicated recirculation line) provided by thermal bypass technology which includes an integrated pump, internal bypass line and thermal bypass valve which means less wait time for hot water. ENERGY STAR® Qualified. Space-saving and long-lasting water heater. Comes with MC-195T remote controller.

Manufacturer SKU: RUR98i / REU-KBP3237FFUD-US

Manufacturer PDF: RL94i_VC2837FFUD_spec_sheet_tankless_water_heater.pdf

Water Heater Specifications




Natural Gas, Propane


Tankless (whole house)

BTU Input (british thermal units)


Ignition Type

Direct Spark Ignition

Energy Star


Water Heater Warranty

Waterheaters.com will honor all warranties in accordance with manufacturer policies and procedures. Manufacturer warranty issues should be addresses directly with the manufacturer.

Residential Use: 12 yrs heat exchanger, 5 yrs parts
Commercial Use: 5 yrs limited heat exchanger, 5 yrs parts