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Collection: Rinnai

Rinnai has been innovating home and water heating since 1920, offering high-efficiency tankless water heaters, boilers, and HVAC systems. Known for reliability, advanced technology, and eco-friendly performance, Rinnai products deliver endless hot water, precise heating, and long-lasting comfort.

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145 products

Rinnai CHS HCX Series 160,000 BTU Indoor Natural Gas Hybrid Water System with 119 Gallon Tank - CHS160100HCXIN

Rinnai CHS HCX Series 160,000 BTU Indoor Natural Gas Hybrid Water System with 119 Gallon Tank - CHS160100HCXIN

SKU #: RINCHS160100HCXIN   |   MPN #: CHS160100HCXIN

Regular price $11,307.65
Sale price $11,307.65 Regular price $0.00
MSRP: $11,700

Special Order

Rinnai V Series 5.3 GPM 120,000 BTU Outdoor Natural Gas Non-Condensing Tankless Water Heater - V53DEN

Rinnai V Series 5.3 GPM 120,000 BTU Outdoor Natural Gas Non-Condensing Tankless Water Heater - V53DEN

SKU #: RINV53DEN   |   MPN #: V53DEN

Regular price $1,085.33
Sale price $1,085.33 Regular price $0.00
MSRP: $1,141

Special Order

Rinnai RUS Series 6.5 GPM 130,000 BTU Outdoor Natural Gas Condensing Tankless Water Heater - RUS65EN

Rinnai RUS Series 6.5 GPM 130,000 BTU Outdoor Natural Gas Condensing Tankless Water Heater - RUS65EN

SKU #: RINRUS65EN   |   MPN #: RUS65EN

Regular price $1,567.04
Sale price $1,567.04 Regular price $0.00
MSRP: $1,640

Special Order

Rinnai RUS Series 7.5 GPM 160,000 BTU Outdoor Liquid Propane Condensing Tankless Water Heater - RUS75EP

Rinnai RUS Series 7.5 GPM 160,000 BTU Outdoor Liquid Propane Condensing Tankless Water Heater - RUS75EP

SKU #: RINRUS75EP   |   MPN #: RUS75EP

Regular price $1,795.18
Sale price $1,795.18 Regular price $0.00
MSRP: $1,893

Special Order

Rinnai RE Series 5.3 GPM 140,000 BTU Indoor Liquid Propane Non-Condensing Tankless Water Heater - RE140IP

Rinnai RE Series 5.3 GPM 140,000 BTU Indoor Liquid Propane Non-Condensing Tankless Water Heater - RE140IP

SKU #: RINRE140IP   |   MPN #: RE140IP

Regular price $1,210.17
Sale price $1,210.17 Regular price $0.00
MSRP: $1,263

Special Order

Rinnai RUS Series 7.5 GPM 160,000 BTU Outdoor Natural Gas Condensing Tankless Water Heater - RUS75EN

Rinnai RUS Series 7.5 GPM 160,000 BTU Outdoor Natural Gas Condensing Tankless Water Heater - RUS75EN

SKU #: RINRUS75EN   |   MPN #: RUS75EN

Regular price $1,795.18
Sale price $1,795.18 Regular price $0.00
MSRP: $1,893

Special Order

Rinnai RE Series 6.6 GPM 160,000 BTU Indoor Natural Gas Non-Condensing Tankless Water Heater - RE160IN

Rinnai RE Series 6.6 GPM 160,000 BTU Indoor Natural Gas Non-Condensing Tankless Water Heater - RE160IN

SKU #: RINRE160IN   |   MPN #: RE160IN

Regular price $1,349.94
Sale price $1,349.94 Regular price $0.00
MSRP: $1,418

Special Order

Rinnai RE Series 5.3 GPM 140,000 BTU Indoor Natural Gas Non-Condensing Tankless Water Heater - RE140IN

Rinnai RE Series 5.3 GPM 140,000 BTU Indoor Natural Gas Non-Condensing Tankless Water Heater - RE140IN

SKU #: RINRE140IN   |   MPN #: RE140IN

Regular price $1,210.17
Sale price $1,210.17 Regular price $0.00
MSRP: $1,263

Special Order

Rinnai RE Series 7.9 GPM 199,000 BTU Indoor Natural Gas Non-Condensing Tankless Water Heater with Integrated Pump - REP199IN

Rinnai RE Series 7.9 GPM 199,000 BTU Indoor Natural Gas Non-Condensing Tankless Water Heater with Integrated Pump - REP199IN

SKU #: RINREP199IN   |   MPN #: REP199IN

Regular price $2,059.27
Sale price $2,059.27 Regular price $0.00
MSRP: $2,193

Special Order

Rinnai RE Series 7.9 GPM 199,000 BTU Indoor Liquid Propane Non-Condensing Tankless Water Heater with Integrated Pump - REP199IP

Rinnai RE Series 7.9 GPM 199,000 BTU Indoor Liquid Propane Non-Condensing Tankless Water Heater with Integrated Pump - REP199IP

SKU #: RINREP199IP   |   MPN #: REP199IP

Regular price $2,059.27
Sale price $2,059.27 Regular price $0.00
MSRP: $2,193

Special Order

Rinnai RE Series 6.6 GPM 160,000 BTU Indoor Natural Gas Non-Condensing Tankless Water Heater with Integrated Pump - REP160IN

Rinnai RE Series 6.6 GPM 160,000 BTU Indoor Natural Gas Non-Condensing Tankless Water Heater with Integrated Pump - REP160IN

SKU #: RINREP160IN   |   MPN #: REP160IN

Regular price $1,533.33
Sale price $1,533.33 Regular price $0.00
MSRP: $1,613

Special Order

Rinnai RE Series 6.6 GPM 160,000 BTU Indoor Liquid Propane Non-Condensing Tankless Water Heater with Integrated Pump - REP160IP

Rinnai RE Series 6.6 GPM 160,000 BTU Indoor Liquid Propane Non-Condensing Tankless Water Heater with Integrated Pump - REP160IP

SKU #: RINREP160IP   |   MPN #: REP160IP

Regular price $1,533.33
Sale price $1,533.33 Regular price $0.00
MSRP: $1,613

Special Order

Rinnai RE Series 8.5 GPM 180,000 BTU Indoor Liquid Propane Non-Condensing Tankless Water Heater - RE180IP

Rinnai RE Series 8.5 GPM 180,000 BTU Indoor Liquid Propane Non-Condensing Tankless Water Heater - RE180IP

SKU #: RINRE180IP   |   MPN #: RE180IP

Regular price $1,636.64
Sale price $1,636.64 Regular price $0.00
MSRP: $1,732

Special Order

Rinnai RE Series 8.5 GPM 180,000 BTU Indoor Natural Gas Non-Condensing Tankless Water Heater - RE180IN

Rinnai RE Series 8.5 GPM 180,000 BTU Indoor Natural Gas Non-Condensing Tankless Water Heater - RE180IN

SKU #: RINRE180IN   |   MPN #: RE180IN

Regular price $1,636.64
Sale price $1,636.64 Regular price $0.00
MSRP: $1,732

Special Order

Rinnai RE Series 6.6 GPM 160,000 BTU Indoor Liquid Propane Non-Condensing Tankless Water Heater - RE160IP

Rinnai RE Series 6.6 GPM 160,000 BTU Indoor Liquid Propane Non-Condensing Tankless Water Heater - RE160IP

SKU #: RINRE160IP   |   MPN #: RE160IP

Regular price $1,349.94
Sale price $1,349.94 Regular price $0.00
MSRP: $1,418

Special Order

Rinnai REHP Series 80 Gallon Residential Hybrid Water Heater - REHP80

Rinnai REHP Series 80 Gallon Residential Hybrid Water Heater - REHP80

SKU #: RINREHP80   |   MPN #: REHP80

Regular price $4,728.46
Sale price $4,728.46 Regular price $0.00
MSRP: $5,420

Special Order

Rinnai RCB Series 301,000 BTU Indoor Natural Gas Wall Mounted Commercial Condensing Solo Boiler - RCB301AN

Rinnai RCB Series 301,000 BTU Indoor Natural Gas Wall Mounted Commercial Condensing Solo Boiler - RCB301AN

SKU #: RINRCB301AN   |   MPN #: RCB301AN

Regular price $14,318.32
Sale price $14,318.32 Regular price $0.00
MSRP: $15,290

Special Order

Rinnai RCB Series 399,000 BTU Indoor Natural Gas Wall Mounted Commercial Condensing Solo Boiler - RCB399AN

Rinnai RCB Series 399,000 BTU Indoor Natural Gas Wall Mounted Commercial Condensing Solo Boiler - RCB399AN

SKU #: RINRCB399AN   |   MPN #: RCB399AN

Regular price $17,457.56
Sale price $17,457.56 Regular price $0.00
MSRP: $18,767

Special Order

Rinnai 65-Gallon Electric Heat Pump Water Heater, Hybrid, 3.9 UEF, Residential Indoor Use - REHP65

Rinnai 65-Gallon Electric Heat Pump Water Heater, Hybrid, 3.9 UEF, Residential Indoor Use - REHP65

SKU #: RINREHP65   |   MPN #: REHP65

Regular price $4,610.49
Sale price $4,610.49 Regular price $0.00
MSRP: $4,610.49

Special Order

Rinnai Sensei CX Series 9 GPM 160,000 BTU Indoor Outdoor Commercial Tankless Water Heater - CX160IN

Rinnai Sensei CX Series 9 GPM 160,000 BTU Indoor Outdoor Commercial Tankless Water Heater - CX160IN

SKU #: RINCX160IN   |   MPN #: CX160IN

Regular price $2,026.24
Sale price $2,026.24 Regular price $0.00
MSRP: $2,151

Special Order

Rinnai FAQ

What types of water heaters does Rinnai offer?

Rinnai provides a wide range of tankless water heaters, including compact non-condensing models, high-capacity units for large homes, and electric tankless water heaters, all designed for energy-efficient, on-demand hot water.

Are Rinnai tankless water heaters energy-efficient?

Yes, Rinnai tankless water heaters heat water only when needed, reducing utility bills and greenhouse gas emissions while providing continuous hot water for multiple showers or appliances.

What is a Rinnai combi boiler?

A Rinnai combi boiler combines space heating and on-demand hot water in a single compact unit, offering high efficiency, user-friendly controls, and ENERGY STAR-certified performance.

Can Rinnai water heaters support large homes?

Yes, high-capacity Rinnai tankless water heaters deliver up to 5 gallons per minute, allowing multiple showers or appliances to run simultaneously without running out of hot water.

Do Rinnai products support modern HVAC systems?

Rinnai’s hydronic air handlers and direct vent furnaces integrate with tankless water heaters and boilers to provide efficient heating, hot water, and energy savings, even in homes without ductwork.

How reliable are Rinnai tankless water heaters?

Rinnai water heaters are built for long-term durability, often lasting twice as long as traditional tank heaters. Each unit is tested before shipping and comes with a 1-year labor warranty, with optional extended coverage.

Is installation and service support available for Rinnai products?

Yes, Rinnai offers local service, a full network of trained installers, and reliable access to parts, making it easy to select, install, and maintain tankless water heaters.

Can Rinnai water heaters improve home comfort?

Absolutely. Their tankless hot water heaters provide endless hot water, precise temperature control, and efficient heating, helping families enjoy a consistent, comfortable lifestyle.

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