
Our RUCS models — part of Rinnai’s Luxury Series — offer the highest output of our condensing line of tankless units. They deliver sleek, modern design and a range of features and benefits to fully satisfy the hot water demands of larger homes.
RUCS65iN
Enjoy an endless supply of hot water with the RUCS65iN, our Super-High Efficiency condensing natural gas tankless water heater from Rinnai. Only the size of a small suitcase, the RUCS65iN is compact, easy-to-install and perfect for indoor locations.
- Energy Factor: 0.93
Uniform Energy Factor: 0.85 - Warranty 12 yr / 5 yr / 1 yr
- 10,300 BTU (minimum)
130,000 BTU (maximum) - Indoor Only
RUCS65iP
Enjoy an endless supply of hot water with the RUCS65iP, our Super-High Efficiency condensing propane fueled tankless water heater from Rinnai. Only the size of a small suitcase, the RUCS65iP is compact, easy-to-install and perfect for indoor locations.
- Energy Factor: 0.93
Uniform Energy Factor: 0.85 - Warranty 12 yr / 5 yr / 1 yr
- 10,300 BTU (minimum)
130,000 BTU (maximum) - Indoor Only
RUCS75iN
Enjoy an endless supply of hot water with the RUCS75iN, our Super-High Efficiency condensing natural gas tankless water heater from Rinnail. Only the size of a small suitcase, the RUCS75iN is compact, easy-to-install and perfect for indoor locations.
- Energy Factor: 0.93
Uniform Energy Factor: 0.9 - Warranty 12 yr / 5 yr / 1 yr
- 10,300 BTU (minimum)
160,000 BTU (maximum) - Indoor Only
RUCS75iP
Enjoy an endless supply of hot water with the RUCS75iP, our Super-High Efficiency condensing propane fueled tankless water heater from Rinnai. Only the size of a small suitcase, the RUCS75iP is compact, easy-to-install and perfect for indoor locations.
- Energy Factor: 0.93
Uniform Energy Factor: 0.9 - Warranty 12 yr / 5 yr / 1 yr
- 10,300 BTU (minimum)
160,000 BTU (maximum) - Indoor Only
RUCS75iP
Enjoy an endless supply of hot water with the RUCS75iP, our Super-High Efficiency condensing propane fueled tankless water heater from Rinnai. Only the size of a small suitcase, the RUCS75iP is compact, easy-to-install and perfect for indoor locations.
- Energy Factor: 0.93
Uniform Energy Factor: 0.9 - Warranty 12 yr / 5 yr / 1 yr
- 10,300 BTU (minimum)
160,000 BTU (maximum) - Indoor Only
RUCS75iP
Enjoy an endless supply of hot water with the RUCS75iP, our Super-High Efficiency condensing propane fueled tankless water heater from Rinnai. Only the size of a small suitcase, the RUCS75iP is compact, easy-to-install and perfect for indoor locations.
- Energy Factor: 0.93
Uniform Energy Factor: 0.9 - Warranty 12 yr / 5 yr / 1 yr
- 10,300 BTU (minimum)
160,000 BTU (maximum) - Indoor Only
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