Rinnai Water Heating

Get endless on-demand hot water, space savings, eco-efficiency and peace of mind from the world’s most reliable tankless gas water heater brand. Whether you need a residential water heater or commercial water heater, a Rinnai® tankless water heater will meet your needs. It’s time to expect more because you deserve it.

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Get endless on-demand hot water, space savings, eco-efficiency and peace of mind from the world’s most reliable tankless gas water heater brand. Whether you need a residential water heater or commercial water heater, a Rinnai® tankless water heater will meet your needs. It’s time to expect more because you deserve it.

RUR MODELS

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  • .92 Uniform Energy Factor
  • Indoor and outdoor models available
  • Built-in recirculation pump
  • Internal by-pass technology & Thermal bypass valve
  • MC-195T-US digital controller
  • Isolation valves included
  • Flow rate @ 70°(50°F) Temp Rise ranges between 4.2 (5.9) and 5.5 (7.7)
  • Min BTU: 15,200/ Max BTU: 199,000

RUC Models

  • All interior models
  • Up to .92 Uniform Energy Factor
  • Integrated controller comes standard
  • Flow rate @ 70°(50°F) temp rise ranges between 4.2 (5.9) and 5.5 (7.7)
  • Min BTU: 15,200/ Max BTU: 199,000

RU Models

  • Uniform energy factor of .92
  • Includes MC-91-2UC digital controller
  • Flow rate @ 70°(50°F) temp rise is 5.5 (7.7)
  • Min/Max BTU - 15,200/199,000

Super High Efficiency Models

Our Super High Efficiency (SE) Series offer a uniform energy factor of .90, thanks to condensing technology. All of the RUCS and RUS models are Wi-Fi ready with indoor and outdoor solutions available. Rinnai SE Series condensing tankless heater RUCS models deliver an endless supply of hot water and are Wi-Fi compatible.

RUCS Models

  • All interior models
  • Uniform Energy Factor of .90
  • Status monitor controller comes standard
  • Flow rate @ 70°(50°F) temp rise ranges between 3.4 (4.8) and 4.2 (5.9)
  • Min/Max BTU - 10,300/160,000

RUS Models

  • All exterior models
  • Uniform Energy Factor of .90
  • Includes status monitor
  • Flow rate @ 70°(50°F) temp rise ranges between 3.4 (4.8) and 4.2 (5.9)
  • Min/Max BTU - 10,300/160,000

RU Models

  • Uniform energy factor of .92
  • Includes MC-91-2UC digital controller
  • Flow rate @ 70°(50°F) temp rise is 5.5 (7.7)
  • Min/Max BTU - 15,200/199,000

Hybrid Water Heating

Hybrid Water Heating The Rinnai RH180 Hybrid Tank-Tankless Water Heater is a unique combination blending the benefits of advanced technology and simple supply; it pairs an innovative, on-demand tankless system with an ample 40-gallon storage tank. By design, the system has a large capacity of hot water as well as technology to help maintain and quickly replenish the hot water supply.

The Rinnai RH180 Hybrid Tank-Tankless Water Heater makes life simpler by giving you more hot water to meet your daily hot water needs. It's innovative design combines the on-demand heating technology of a tankless water heater with an efficient storage tank.

  • Interior model - residential only
  • Standard tank connections for emergency tank replacements
  • Ability to common-vent with a furnace
  • 40-gallon storage tank
  • Integrated digital temperature controller
  • 4" UL Listed B-Vent