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  1. Home
  2. /Hot Water

Hot Water

Our wide range of hot water systems are designed to suit every Australian household, with options including gas, electric, solar, and heat pump systems. Engineered for efficiency, reliability, and everyday comfort.

Explore the range
Rinnai Heat Pump - the ultimate hot water system
Rinnai Infinity B26 Gas Continuous Flow Hot Water

Hot Water

Explore our range

As Australia’s first fully electronic gas continuous flow hot water system, the Rinnai Infinity / Infinity B delivers endless hot water on demand, providing reliable, energy-efficient comfort for households of all sizes.
  • Trusted Rinnai reliabilityOver 30 years of continuous flow expertise
  • On-demand hot waterNo waiting, no storage limitations
  • Energy-efficient operationReduces running costs while maintaining performance
  • Compact, flexible installationPerfect for homes with limited space
Experience reliable, endless hot water with the Rinnai Efinity Electric Continuous Flow Hot Water System, a fully electric solution that delivers instant hot water on demand for homes and businesses, even during peak usage periods.
  • Efficient operationOnly heats water when it is needed
  • Small footprintSupports compact service areas and apartments
  • Simple replacementA practical option for many electric upgrades
  • Everyday comfortConsistent hot water for routine usage
Harnessing renewable air energy, Rinnai heat pump hot water systems provide an efficient and reliable hot water solution designed to reduce energy consumption while meeting the needs of both small and large households.
  • Lower environmental impactReduces carbon emissions without compromising performance
  • Energy-efficient performanceUses renewable air energy to reduce electricity consumption and running costs
  • Reliable year-round hot waterDelivers dependable performance across all seasons and weather conditions
  • Flexible sizing optionsDesigned to meet the hot water needs of households large and small
Designed for Australian conditions, Rinnai solar hot water systems use advanced solar technology to provide sustainable, cost-effective hot water while reducing household energy consumption and maintaining reliable comfort throughout the year. Government rebates available.
  • Harness the power of the sunUses free solar energy to heat your water and reduce energy consumption
  • Lower running costsReduce household energy bills with efficient solar water heating
  • Reliable year-round performanceGas or electric boosting ensures hot water when sunlight is limited
  • Sustainable hot water solutionHelps reduce greenhouse gas emissions while maintaining comfort
Engineered for Australian conditions, Rinnai hot water storage solutions provide dependable, energy-efficient performance across residential and commercial applications, ensuring consistent hot water even during periods of high demand.
  • Trusted Rinnai performanceBacked by decades of hot water expertise
  • Reliable hot water storageHot water ready when you need it most
  • Efficient operationGas and electric solutions designed for everyday comfort
  • Range of tank sizesOptions available to suit households of all sizes
Rinnai commercial hot water systems options include multiple continuous flow systems, gas or electric hot water storage tanks, warm water valves and heat exchange tanks. In conjunction with a wide range of accessories such as solar pre-heating, common flue, circulating pump sets and controllers. A centralised solution is available for almost any application.
The Rinnai Heavy Duty (HD) series is a heavy duty commercial grade continuous flow water heater built to last. A high efficiency unit that can be used on its own for low hot water demands, or coupled together to suit almost any commercial application.
Rinnai Hot Water Controllers provide effortless, intuitive control of your hot water system, allowing you to easily manage temperature settings and optimise comfort, convenience, and energy efficiency at the touch of a button.
  • Easy hot water managementControl temperature settings with greater convenience and confidence
  • Tailored household comfortAdjust hot water delivery to meet the needs of different users and applications
  • Practical everyday functionalityDesigned to simplify hot water operation and enhance the user
Rinnai Gas Continuous Flow - hot water any time
Rinnai Efinity Electric Continuous Flow Hot Water - instant hot water any time
Rinnai AR Series Heat Pump - perfect for year round hot water
Rinnai Solar Hot Water - energy efficient hot water
Rinnai Hot Water Storage
Rinnai Heavy Duty Gas Continuous Flow Hot Water
Rinnai Hot Water controllers - taking control of your hot water
View range

Gas Continuous Flow

As Australia’s first fully electronic gas continuous flow hot water system, the Rinnai Infinity / Infinity B delivers endless hot water on demand, providing reliable, energy-efficient comfort for households of all sizes.
  • Trusted Rinnai reliabilityOver 30 years of continuous flow expertise
  • On-demand hot waterNo waiting, no storage limitations
  • Energy-efficient operationReduces running costs while maintaining performance
  • Compact, flexible installationPerfect for homes with limited space
Rinnai Gas Continuous Flow - hot water any timeView range

Electric Continuous Flow

Experience reliable, endless hot water with the Rinnai Efinity Electric Continuous Flow Hot Water System, a fully electric solution that delivers instant hot water on demand for homes and businesses, even during peak usage periods.
  • Efficient operationOnly heats water when it is needed
  • Small footprintSupports compact service areas and apartments
  • Simple replacementA practical option for many electric upgrades
  • Everyday comfortConsistent hot water for routine usage
Rinnai Efinity Electric Continuous Flow Hot Water - instant hot water any timeView range

Electric Heat Pump

Harnessing renewable air energy, Rinnai heat pump hot water systems provide an efficient and reliable hot water solution designed to reduce energy consumption while meeting the needs of both small and large households.
  • Lower environmental impactReduces carbon emissions without compromising performance
  • Energy-efficient performanceUses renewable air energy to reduce electricity consumption and running costs
  • Reliable year-round hot waterDelivers dependable performance across all seasons and weather conditions
  • Flexible sizing optionsDesigned to meet the hot water needs of households large and small
Rinnai AR Series Heat Pump - perfect for year round hot waterView range

Solar Hot Water

Designed for Australian conditions, Rinnai solar hot water systems use advanced solar technology to provide sustainable, cost-effective hot water while reducing household energy consumption and maintaining reliable comfort throughout the year. Government rebates available.
  • Harness the power of the sunUses free solar energy to heat your water and reduce energy consumption
  • Lower running costsReduce household energy bills with efficient solar water heating
  • Reliable year-round performanceGas or electric boosting ensures hot water when sunlight is limited
  • Sustainable hot water solutionHelps reduce greenhouse gas emissions while maintaining comfort
Rinnai Solar Hot Water - energy efficient hot waterView range

Storage Tanks

Engineered for Australian conditions, Rinnai hot water storage solutions provide dependable, energy-efficient performance across residential and commercial applications, ensuring consistent hot water even during periods of high demand.
  • Trusted Rinnai performanceBacked by decades of hot water expertise
  • Reliable hot water storageHot water ready when you need it most
  • Efficient operationGas and electric solutions designed for everyday comfort
  • Range of tank sizesOptions available to suit households of all sizes
Rinnai Hot Water StorageView range

Commercial Hot Water Systems

Rinnai commercial hot water systems options include multiple continuous flow systems, gas or electric hot water storage tanks, warm water valves and heat exchange tanks. In conjunction with a wide range of accessories such as solar pre-heating, common flue, circulating pump sets and controllers. A centralised solution is available for almost any application.
View range

Heavy Duty Continuous Flow

The Rinnai Heavy Duty (HD) series is a heavy duty commercial grade continuous flow water heater built to last. A high efficiency unit that can be used on its own for low hot water demands, or coupled together to suit almost any commercial application.
Rinnai Heavy Duty Gas Continuous Flow Hot WaterView range

Water Controllers

Rinnai Hot Water Controllers provide effortless, intuitive control of your hot water system, allowing you to easily manage temperature settings and optimise comfort, convenience, and energy efficiency at the touch of a button.
  • Easy hot water managementControl temperature settings with greater convenience and confidence
  • Tailored household comfortAdjust hot water delivery to meet the needs of different users and applications
  • Practical everyday functionalityDesigned to simplify hot water operation and enhance the user
Rinnai Hot Water controllers - taking control of your hot waterView range
A welcoming living room warmed by a Rinnai fireplace

Find the right product for your home

We offer various hot water systems for every home, including gas, electric, solar, and heat pump options, all designed for efficiency and safety.
Takes less than2 minsGet started

No technical knowledge needed

Explore Buyers Guides

What Hot Water System is Right for me?

View guide

Choosing the Right Size Hot Water System for your Home

View guide

Heat Pumps – What are They and How do They Work?

View guide

The Differences Between Hot Water System Types

View guide

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