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: 1616 W | 2020 W | 2526 W | 2532 W | 3237 W
Internal mount: 2520 FFU | 2532 FFU| 3237 FFU
New LS Series, Interior mount: R94LSi | R75LSi | R50LSi
New LS Series, Exterior mount: R94LSe | R75LSe | R63LSe
Quick tip: click the links above to quickly jump to a specific model below on this page.
Rinnai 1616W external wall mount

Up to 4.2 gallons per minute. Can handle up to 3 simultaneous uses, such as a shower, dishwasher and washing machine.

Up to 81% energy factor

BTUH: 17,100 to 120,000

No pilot light, no indoor combustion

Digital touch pad control lets you preset water temperature. Great safety feature.

10 year warranty on heat exchanger

20 7/8" height, 13 3/4" width, 6 11/16" depth
Rinnai 2020W external wall mount

Up to 5.3 gallons per minute. Can handle up to 3 simultaneous uses, such as a shower, dishwasher and washing machine.

Up to 87% energy factor

No pilot light, no indoor combustion

Digital touch pad control lets you preset water temperature. Great safety feature.

10 year warranty on heat exchanger

22" height, 14" width, 8" depth
Rinnai 2526W external wall mount

Up to 7.0 gallons per minute at 35° rise

Up to 81% 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.

10 year warranty on heat exchanger

Typical payback: Unit pays for itself in 2-3 years

24" height, 14" width, 9" depth
Rinnai 2532W external wall mount

Up to 8.5 gallons per minute. Can handle up to 3 simultaneous uses, such as a shower, dishwasher and washing machine.

Up to 87% 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.

10 year warranty on heat exchanger

Typical payback: Unit pays for itself in 2-3 years

24" height, 14" width, 9" depth
Rinnai 3237W external wall mount

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

24" height, 18" width, 9" depth
Rinnai 2520FFU internal wall mount

Up to 5.3 gallons per minute. Can handle up to 3 simultaneous uses, such as a shower, dishwasher and washing machine.

Up to 87% 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.

10 year warranty on heat exchanger

Typical payback: Unit pays for itself in 2-3 years

24" height, 14" width, 9" depth
Rinnai 2532FFU internal wall mount

Up to 8.5 gallons per minute. Can handle up to 3 simultaneous uses, such as a shower, dishwasher and washing machine.

Up to 87% 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.

10 year warranty on heat exchanger

Typical payback: Unit pays for itself in 2-3 years

24" height, 14" width, 9" depth
Rinnai 3237FFU internal wall mount

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

24" height, 18" width, 9" depth
Rinnai R94LSi internal wall mount

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
Rinnai R75LSi internal wall mount

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
Rinnai R50LSi internal wall mount

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
Rinnai R94LSe external wall mount

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
Rinnai R75LSe external wall mount

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
Rinnai R63LSe external wall mount

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