Duoetto

Duoetto MK2 – 12V/240V Hot Water System for Caravans, RVs & Boats

The Duoetto MK2 is a dual-voltage electric hot water system made in Australia, designed for mobile and off-grid use. With the ability to run on both 12V DC and 240V AC power, this 10-litre compact unit is perfect for caravans, camper trailers, RVs, boats, and 4WD touring setups, ensuring hot water access wherever you go.

Key features:

• Dual Voltage Operation – automatically switches between 12V (25A, 300W) for on-road use and 240V (1000W) when connected to mains power. Ideal for those needing a 12V hot water heater for camper trailer or a 240V caravan water heater for powered sites.
• Adjustable Thermostat – customise your water temperature between 30–75°C on 240V and up to 70°C on 12V. Perfect for caravan showers, dishwashing stations in RVs, and camp kitchens.
• Compact & Lightweight – space-saving design (409mm x 262mm x 267mm) fits under sinks and cupboards. Great for those searching for a small hot water unit for van conversions or a compact marine hot water heater.
• Safe & Durable Build – includes dry-boil protection, over-temperature cut-off, pressure relief valve and non-return valve. Built with SPCC steel and enamel tank for durability.

The Duoetto MK2 is perfect for off-grid explorers needing a reliable 12V hot water system for caravans, a marine-grade water heater for boats, or a compact dual power hot water tank for RVs. This system is especially popular in Jayco caravan water upgrades and DIY camper van builds.

Common search terms: best hot water system for camper trailer, 12V 240V caravan hot water unit, small electric hot water tank for boat, off-grid hot water solution for caravans, compact dual voltage RV water heater Australia.

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