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Heat and water
Rinnai Residential Natural and LP Gas Water Heaters

With on-demand you only heat water when you need it! With older technology hot water tanks, you heat and reheat water 24 hours a day: expensive, inefficient, and wasteful.

Models
External mount: 3237 W
Internal mount: 3237 FFU
New LS Series, Interior mount: R94LSi | R75LSi | R50LSi
New LS Series, Exterior mount: R94LSe | R75LSe | R63LSe
New Condensing Model, Interior Mount: RC98HPi
New Condensing Model, Exterior Mount: RC98HPe

Quick tip: click the links above to quickly jump to a specific model below on this page.

 

Rinnai 3237W external wall mount

Rinnai 3237W
Up to 9.8 gallons per minute at 35° rise
Up to 85% energy factor
BTUH: 19,000 to 237,000
No pilot light, no indoor combustion
Digital touch control lets you preset water temperature. Great safety feature.
10 year warranty on heat exchanger
Typical payback: Unit pays for itself in 2-3 years
Mobil home approved
24" height, 18" width, 9" depth
 
 

Rinnai 3237FFU internal wall mount

Rinnai 3237FFU
Up to 9.8 gallons per minute at 35° rise
Up to 85% energy factor
BTUH: 19,000 to 237,000
No pilot light, no indoor combustion
Digital touch control lets you preset water temperature. Great safety feature.
10 year warranty on heat exchanger
Typical payback: Unit pays for itself in 2-3 years
Mobil home approved
24" height, 18" width, 9" depth
 
 

Rinnai R94LSi internal wall mount

Rinnai R94LSi (VA2535FFUD)
Up to 9.4 gallons per minute at 35° rise
Up to 82% energy factor
BTUH: 15,000 to 199,000
No pilot light, no indoor combustion
Digital touch control lets you preset water temperature. Great safety feature.
12 year warranty on heat exchanger
Typical payback: Unit pays for itself in 1-3 years
22.9" height, 14" width, 9.6" depth
Mobil home approved
Qualifies for 30% federal tax credit
 
 

Rinnai R75LSi internal wall mount

Rinnai R75LSi (VA2528FFUD)
Up to 7.5 gallons per minute at 35° rise
Up to 82% energy factor
BTUH: 15,000 to 180,000
No pilot light, no indoor combustion
Digital touch control lets you preset water temperature. Great safety feature.
12 year warranty on heat exchanger
Typical payback: Unit pays for itself in 1-3 years
22.9" height, 14" width, 9.6" depth
Mobil home approved
Qualifies for 30% federal tax credit
 
 

Rinnai R50LSi internal wall mount

Rinnai R50LSi (VA2019FFUD)
Up to 5 gallons per minute at 35° rise
Up to 82% energy factor
BTUH: 15,000 to 150,000
No pilot light, no indoor combustion
Digital touch control lets you preset water temperature. Great safety feature.
12 year warranty on heat exchanger
Typical payback: Unit pays for itself in 1-3 years
22.9" height, 14" width, 9.6" depth
Mobil home approved
Qualifies for 30% federal tax credit
 
 

Rinnai R94LSe external wall mount

Rinnai R94LSe (VA2535FFWD)
Up to 9.4 gallons per minute at 35° rise
Up to 82% energy factor
BTUH: 15,000 to 199,000
No pilot light, no indoor combustion
Digital touch control lets you preset water temperature. Great safety feature.
12 year warranty on heat exchanger
Typical payback: Unit pays for itself in 1-3 years
22.9" height, 14" width, 9.8" depth
Mobil home approved
Qualifies for 30% federal tax credit
 
 

Rinnai R75LSe external wall mount

Rinnai R75LSe (VA2528FFWD)
Up to 7.5 gallons per minute at 35° rise
Up to 82% energy factor
BTUH: 15,000 to 180,000
No pilot light, no indoor combustion
Digital touch control lets you preset water temperature. Great safety feature.
12 year warranty on heat exchanger
Typical payback: Unit pays for itself in 1-3 years
22.9" height, 14" width, 9.8" depth
Mobil home approved
Qualifies for 30% federal tax credit
 
 

Rinnai R63LSe external wall mount

Rinnai R63LSe (VA2024FFWD)
Up to 6.3 gallons per minute at 35° rise
Up to 81% energy factor
BTUH: 15,000 to 150,000
No pilot light, no indoor combustion
Digital touch control lets you preset water temperature. Great safety feature.
12 year warranty on heat exchanger
Typical payback: Unit pays for itself in 1-3 years
22.9" height, 14" width, 9.8" depth
Mobil home approved
Qualifies for 30% federal tax credit
 
 

Rinnai RC98HPi internal condensing water heater

Rinnai RC98HPi
Two innovative heat exchangers to achieve optimum heating value from every cubic foot of natural gas or propane
Ultra-efficient condensing technology maximizes heat conversion
Up to 9.8 gallons per minute
Up to 93% energy factor
BTUH: 10,000 to 199,000
ENERGY STARŪ qualified
Qualifies for 30% federal tax credit
No pilot light, no indoor combustion
Digital touch control lets you preset water temperature. Great safety feature.
Mobil home approved
12 year warranty on heat exchanger
 
 

Rinnai RC98HPe external condensing water heater

Rinnai RC98HPe
Two innovative heat exchangers to achieve optimum heating value from every cubic foot of natural gas or propane
Ultra-efficient condensing technology maximizes heat conversion
Up to 9.8 gallons per minute
Up to 93% energy factor
BTUH: 10,000 to 199,000
ENERGY STARŪ qualified
Qualifies for 30% federal tax credit
No pilot light, no indoor combustion
Digital touch control lets you preset water temperature. Great safety feature.
Mobil home approved
12 year warranty on heat exchanger