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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 RE Series 6.6 GPM 160,000 BTU Outdoor Natural Gas Non-Condensing Tankless Water Heater - RE160EN

Rinnai RE Series 6.6 GPM 160,000 BTU Outdoor Natural Gas Non-Condensing Tankless Water Heater - RE160EN

SKU #: RINRE160EN   |   MPN #: RE160EN

Regular price $1,349.43
Sale price $1,349.43 Regular price $0.00
MSRP: $1,418

Special Order

Rinnai RE Series 8.5 GPM 180,000 BTU Outdoor Natural Gas Non-Condensing Tankless Water Heater - RE180EN

Rinnai RE Series 8.5 GPM 180,000 BTU Outdoor Natural Gas Non-Condensing Tankless Water Heater - RE180EN

SKU #: RINRE180EN   |   MPN #: RE180EN

Regular price $1,636.14
Sale price $1,636.14 Regular price $0.00
MSRP: $1,732

Special Order

Rinnai RE Series 6.6 GPM 160,000 BTU Outdoor Liquid Propane Non-Condensing Tankless Water Heater - RE160EP

Rinnai RE Series 6.6 GPM 160,000 BTU Outdoor Liquid Propane Non-Condensing Tankless Water Heater - RE160EP

SKU #: RINRE160EP   |   MPN #: RE160EP

Regular price $1,349.43
Sale price $1,349.43 Regular price $0.00
MSRP: $1,418

Special Order

Rinnai RE Series 5.3 GPM 140,000 BTU Outdoor Liquid Propane Non-Condensing Tankless Water Heater - RE140EP

Rinnai RE Series 5.3 GPM 140,000 BTU Outdoor Liquid Propane Non-Condensing Tankless Water Heater - RE140EP

SKU #: RINRE140EP   |   MPN #: RE140EP

Regular price $1,209.66
Sale price $1,209.66 Regular price $0.00
MSRP: $1,263

Special Order

Rinnai RE Series 5.3 GPM 140,000 BTU Outdoor Natural Gas Non-Condensing Tankless Water Heater - RE140EN

Rinnai RE Series 5.3 GPM 140,000 BTU Outdoor Natural Gas Non-Condensing Tankless Water Heater - RE140EN

SKU #: RINRE140EN   |   MPN #: RE140EN

Regular price $1,209.66
Sale price $1,209.66 Regular price $0.00
MSRP: $1,263

Special Order

Rinnai RE Series 7.9 GPM 199,000 BTU Outdoor Liquid Propane Non-Condensing Tankless Water Heater with Integrated Pump - REP199EP

Rinnai RE Series 7.9 GPM 199,000 BTU Outdoor Liquid Propane Non-Condensing Tankless Water Heater with Integrated Pump - REP199EP

SKU #: RINREP199EP   |   MPN #: REP199EP

Regular price $2,058.30
Sale price $2,058.30 Regular price $0.00
MSRP: $2,193

Special Order

Rinnai RE Series 7.9 GPM 199,000 BTU Outdoor Natural Gas Non-Condensing Tankless Water Heater with Integrated Pump - REP199EN

Rinnai RE Series 7.9 GPM 199,000 BTU Outdoor Natural Gas Non-Condensing Tankless Water Heater with Integrated Pump - REP199EN

SKU #: RINREP199EN   |   MPN #: REP199EN

Regular price $2,058.30
Sale price $2,058.30 Regular price $0.00
MSRP: $2,193

Special Order

Rinnai RE Series 9.8 GPM 199,000 BTU Outdoor Liquid Propane Non-Condensing Tankless Water Heater - RE199EP

Rinnai RE Series 9.8 GPM 199,000 BTU Outdoor Liquid Propane Non-Condensing Tankless Water Heater - RE199EP

SKU #: RINRE199EP   |   MPN #: RE199EP

Regular price $1,907.56
Sale price $1,907.56 Regular price $0.00
MSRP: $2,033

Special Order

Rinnai RE Series 9.8 GPM 199,000 BTU Outdoor Natural Gas Non-Condensing Tankless Water Heater - RE199EN

Rinnai RE Series 9.8 GPM 199,000 BTU Outdoor Natural Gas Non-Condensing Tankless Water Heater - RE199EN

SKU #: RINRE199EN   |   MPN #: RE199EN

Regular price $1,907.56
Sale price $1,907.56 Regular price $0.00
MSRP: $2,033

Special Order

Rinnai RE Series 8.5 GPM 180,000 BTU Outdoor Liquid Propane Non-Condensing Tankless Water Heater - RE180EP

Rinnai RE Series 8.5 GPM 180,000 BTU Outdoor Liquid Propane Non-Condensing Tankless Water Heater - RE180EP

SKU #: RINRE180EP   |   MPN #: RE180EP

Regular price $1,636.14
Sale price $1,636.14 Regular price $0.00
MSRP: $1,732

Special Order

Rinnai CHS HCX Series 398,000 BTU Indoor Natural Gas Horizontal Hybrid Water System with 119 Gallon ASME Certified Tanks - CHS398100HCXAIN

Rinnai CHS HCX Series 398,000 BTU Indoor Natural Gas Horizontal Hybrid Water System with 119 Gallon ASME Certified Tanks - CHS398100HCXAIN

SKU #: RINCHS398100HCXAIN   |   MPN #: CHS398100HCXAIN

Regular price $24,511.81
Sale price $24,511.81 Regular price $0.00
MSRP: $25,900

Special Order

Rinnai CHS HCX Series 320,000 BTU Indoor Natural Gas Vertical Hybrid Water System with 119 Gallon Tanks - CHS320100HCXVIN

Rinnai CHS HCX Series 320,000 BTU Indoor Natural Gas Vertical Hybrid Water System with 119 Gallon Tanks - CHS320100HCXVIN

SKU #: RINCHS320100HCXVIN   |   MPN #: CHS320100HCXVIN

Regular price $21,896.84
Sale price $21,896.84 Regular price $0.00
MSRP: $23,000

Special Order

Rinnai CHS HCX Series 398,000 BTU Indoor Natural Gas Vertical Hybrid Water System with 119 Gallon ASME Certified Tanks - CHS398100HCXVAIN

Rinnai CHS HCX Series 398,000 BTU Indoor Natural Gas Vertical Hybrid Water System with 119 Gallon ASME Certified Tanks - CHS398100HCXVAIN

SKU #: RINCHS398100HCXVAIN   |   MPN #: CHS398100HCXVAIN

Regular price $24,962.67
Sale price $24,962.67 Regular price $0.00
MSRP: $26,400

Special Order

Rinnai Demand Duo R Series 199,000 BTU Indoor Liquid Propane Hybrid Water Heater System with 80 Gallon Tank - CHS19980RECIP

Rinnai Demand Duo R Series 199,000 BTU Indoor Liquid Propane Hybrid Water Heater System with 80 Gallon Tank - CHS19980RECIP

SKU #: RINCHS19980RECIP   |   MPN #: CHS19980RECIP

Regular price $8,931.64
Sale price $8,931.64 Regular price $0.00
MSRP: $9,065

Special Order

Rinnai CHS HCX Series 398,000 BTU Indoor Natural Gas Horizontal Hybrid Water System with 119 Gallon Tanks - CHS398100HCXIN

Rinnai CHS HCX Series 398,000 BTU Indoor Natural Gas Horizontal Hybrid Water System with 119 Gallon Tanks - CHS398100HCXIN

SKU #: RINCHS398100HCXIN   |   MPN #: CHS398100HCXIN

Regular price $22,347.70
Sale price $22,347.70 Regular price $0.00
MSRP: $23,500

Special Order

Rinnai Demand Duo R Series 199,000 BTU Indoor Natural Gas Hybrid Water Heater System with 80 Gallon Tank - CHS19980RECIN

Rinnai Demand Duo R Series 199,000 BTU Indoor Natural Gas Hybrid Water Heater System with 80 Gallon Tank - CHS19980RECIN

SKU #: RINCHS19980RECIN   |   MPN #: CHS19980RECIN

Regular price $8,931.64
Sale price $8,931.64 Regular price $0.00
MSRP: $9,065

Special Order

Rinnai Demand Duo R Series 199,000 BTU Indoor Liquid Propane Hybrid Water Heater System with 119 Gallon Tank - CHS199100RECIP

Rinnai Demand Duo R Series 199,000 BTU Indoor Liquid Propane Hybrid Water Heater System with 119 Gallon Tank - CHS199100RECIP

SKU #: RINCHS199100RECIP   |   MPN #: CHS199100RECIP

Regular price $9,172.54
Sale price $9,172.54 Regular price $0.00
MSRP: $9,280

Special Order

Rinnai CHS HCX Series 199,000 BTU Indoor Natural Gas Hybrid Water System with 80 Gallon Tank - CHS19980HCXIN

Rinnai CHS HCX Series 199,000 BTU Indoor Natural Gas Hybrid Water System with 80 Gallon Tank - CHS19980HCXIN

SKU #: RINCHS19980HCXIN   |   MPN #: CHS19980HCXIN

Regular price $11,578.16
Sale price $11,578.16 Regular price $0.00
MSRP: $12,000

Special Order

Rinnai CHS HCX Series 160,000 BTU Indoor Natural Gas Hybrid Water System with 80 Gallon Tank - CHS16080HCXIN

Rinnai CHS HCX Series 160,000 BTU Indoor Natural Gas Hybrid Water System with 80 Gallon Tank - CHS16080HCXIN

SKU #: RINCHS16080HCXIN   |   MPN #: CHS16080HCXIN

Regular price $10,575.34
Sale price $10,575.34 Regular price $0.00
MSRP: $11,150

Special Order

Rinnai V Series 5.3 GPM 120,000 BTU Outdoor Liquid Propane Non-Condensing Tankless Water Heater - V53DEP

Rinnai V Series 5.3 GPM 120,000 BTU Outdoor Liquid Propane Non-Condensing Tankless Water Heater - V53DEP

SKU #: RINV53DEP   |   MPN #: V53DEP

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

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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