Rinnai company information

Rinnai is a global manufacturing company originating from Japan. They supply quality hot water systems and other cooling/heating products to over 20 countries internationally. Rinnai Australia Pty Ltd, a subsidiary of Rinnai Japan Corporation, has been servicing the Australian market for more than 50 years.

Rinnai produces a very wide range of hot water systems. Some are manufactured in Australia, most of which come from their 40+ production facilities located in Japan and around the world.

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Types of Rinnai hot water systems

As a large global manufacturer and supplier, Rinnai has an incredibly wide range of hot water systems and accessories to suit all types and sizes of Australian homes. These include:

Infinity & Instantaneous continuous flow gas systems

  • Comes in 12L, 16L, 20L, 26L, 28L & 32L models (litres per minute)

Enviroflo heat pump systems

  • Comes in 180L, 215L, 250L, 265L & 315L sizes (tank size)
  • Enviroflo available in A series, B series and E series

Solar systems & gas boosters (Sunmaster & Prestige ranges)

  • Continuous flow solar gas boosters come in 20L, 26L, 28L & 32L options
  • Sunmaster range - Flat Plate (175L to 315L), Evacuated Tube (175L to 315L) & Close Coupled (200L or 330L)
  • Prestige range - Flat Plate (250 or 315L), Evacuated Tube (1250 or 315L) & Close Coupled (180L or 330L)

Hotflo storage tank systems (gas & electric)

  • Natural gas/LPG systems come in 135L & 170L capacities
  • Electric systems come in 25L, 50L, 80L, 125L, 160L, 250L, 315L & 400L capacities

Home water controllers and accessories

  • Options include Deluxe Bathroom controller, Deluxe kitchen controller, Universal controller & Wireless controller.
  • Preset tap water temperatures, automatically fill your bath, and set shower levels

Geoflo Geothermal range

Customised systems that harness geothermal energy available by request to Rinnai

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Jim’s Group National Guarantee

For your peace of mind, all plumbing work is backed by Jim’s Group national warranty guarantee - view details

Plumbing emergency?

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24/7 Rinnai repairs and servicing

Our licensed plumbers are experienced in working with all types and models of Rinnai hot water heaters. They carry most common parts that need replacing in faulty systems and can order in specialty parts as required. We recommend getting your system serviced regularly according to the manufacturers guidelines to extend longevity, which our plumbers can help with too.

Buy a new Rinnai hot water system

If you need a new hot water heater, Rinnai is a great brand that has quality products. Our plumbers can help recommend the best system to suit your home, family size and budget. With commercial accounts at Australia's top plumbing wholesalers, we can order you in a new Rinnai system and have it at installed at your home generally same day.

Rinnai system installations

Our licensed plumbers can professionally install any type of Rinnai hot water system. It is illegal to install any type of hot water system in Australia without a licensed plumber and/or electrician. We offer a comprehensive installation service to do it all for you, so it is 100% safe, legal and optimised for your home. Our plumbers are available 24/7 in case of emergency, and can get you a new system installed so you have hot water again in no time.

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Buy now pay later - Jim's Pay Plan

A new hot water system can be hard to budget for when it just packs it in suddenly. If you need to replace your system but don't have the funds, you may be eligible for Jim's Pay Plan. This allows you to pay over the course of 4, 6, 9 or 12 months interest free.


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Specialists in the sales, installations and repairs for all types of Rinnai hot water systems. 24/7 service Australia-wide.

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