Price includes installation of an identical replacement product only
Available on 12 Months Interest Free
No Interest. No Deposit. Monthly Payments.
Online Only
  • Service available in Sydney Metro region only
  • 24/7 sales and support line on 1800 783 480
  • Installed by Rinnai plumbers

A great choice for the family home, the Rinnai Hotflo 400L Twin Element 3.6kW Electric Hot Water Storage System provides excellent heat-up performance and a large capacity, letting you have a ready supply of hot water.

Key Features
  • Offering durable, lasting quality, the Rinnai Hotflo 400L Twin Element 3.6kW Electric Hot Water Storage System has a vitreous enamel-lined steel tank with built-in anode protection.
  • With an included pressure temperature relief valve, this 3.6kW electric hot water storage system helps prevent its heater from reaching excess temperature and pressure.
  • The Rinnai Hotflo 400L electric hot water storage system is thermostatically controlled and provides a safety temperature shut off feature for added safety.
  • For installation flexibility, the Hotflo 400L 3.6kW electric storage system can be used for both external and internal applications and offers a dual-handed design.


Product Type Storage Systems
Brand Rinnai
Model EHF400T36
Power Type Electric
Number of Elements Twin
Storage Capacity (L) 400
Energy Consumption (kWh/year) 3.6
Product Height (cm) 182.0
Weight (kg) 102
Cylinder Warranty (months) 84

If you feel your product has failed a Consumer Guarantee (as defined by Australian Consumer Law) then you can:

  • Return it to your local Harvey Norman store to initiate an inspection / service call.
  • If it is a downloadable product (software or e-Gift Card) please Contact Us at Harvey Norman Online.
  • Please Note: Customer Direct products cannot be returned at Harvey Norman franchised stores. For all Customer Direct purchases, please Contact Us at Harvey Norman Online.

  • Buying Guide: Continuous Flow

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  • Buying Guide: Heat Pumps

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  • Buying Guide: Solar

    Solar hot water systems can have great energy saving benefits. This guide will help you learn whether your home is suitable for solar and help you decide which hot water system will best suit you.

  • Buying Guide: Storage Tanks

    Replacing your hot water storage is a task most people only think about when a leak or problem occurs. This guides will help you decided what hot water storage system best suits your needs.

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Rinnai Hotflo 400L Twin Element 3.6kW Electric Hot Water Storage System

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