Duoetto MK2 Dual Voltage (12v/240v) Electric 10L Storage Water Heater

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  • Regular price $480.00
GST included.

Aus J water heating products are manufactured in Australia, they design and manufacture these high quality 12v and 240v water heaters. These products are light weight and compact and can be fitted to either a car, 4x4, Service/ Tradie vehicles, camper, caravan, boat, holiday batch, hut etc. 

Ideal for those who operate the following: Tow-truck, stock trucks,mobile service vehicle, breakdowns, repairs etc, once the work is done, cleaning up and getting to the next job is no longer nightmare. With hot water on demand, for cleaning up, washing parts, etc is now possible.

The benefits of these systems over the competitors is the heating element is positioned directly at the inlet, this reduces heat loss and time required in the heating process. The rugged design allows these products to be mounted into your vehicle using your 12v system. These are designed and have been fitted into 4x4/ Overlanding vehicles and subjected to the rough & harsh terrain. Getting within 30mins of your destination, turning the heater on, eventually arriving at your destination with immediate hot water on demand. Water can be either provided from a garden hose, bucket or drawn directly from a stream or river.

The products can be fitted to either mains pressure or a 12v pump depending on your requirements. All water heaters are thermostatically controlled and come with a run-dry protection (after you have initially filled the unit up for the first time). Heating element is made of inconel, the unit is insulated. Setting your preferred temperature is easy, just rotate the dial to your desired temperature.

The Australian designed and approved Duoetto MK2 offers selectable temperatures between 30-75ºC on 240v and a fixed temperature of 70°C on 12v so that you can shower, wash, cook, clean and enjoy abundant hot water.

Whether travelling for business or pleasure, this unique product will provide sufficient hot water for you and another to shower in comfort.

Duoetto: Has a capacity of 10 Litres and is a dual voltage system, 12v DC and 240v AC systems.

Applications: Boats, Food Trucks, RVs & Caravans, for under the sink at Batches or Homes

Delivery: 7-10 days ex-works


  • Variable thermostat 30-75°C on 240v
  • Fixed thermostat up to 70°C on 12v
  • Durable outer case with service and inspection points
  • SPCC steel & enamel tank
  • Single weld line
  • Polyurethane insulation
  • Automatic voltage detection switching from 12v to 240v and vice versa
  • Over temperature and run dry protection
  • Combination pressure relief valve and non return valve
  • Incoloy 840 heating element
Compact size 409mm x 262mm x 267mm
Rated Voltage 12v (25A, 300W) and/or 240v (4.2A, 1000W)
Rated Capacity 10L
Warranty 12 months