Water Immersion Heater for Canisters, 12V / 75W

Reliable Warm Water for Your Camper

The 12V water immersion heater is a simple and efficient solution for warm water in campers with a canister-based water system. Placed directly inside the water canister, the heater maintains a water temperature of approx. 38°C. Ideal for washing hands, doing the dishes, or quick personal hygiene while on the road.

Powered via the vehicle’s 12V onboard electrical system, the compact heater fits easily into standard water canisters and can be integrated with minimal effort. No pressure system, no boiler, no complex installation – a pragmatic solution for minimalist and well-thought-out camper conversions.

Perfect for anyone who wants a bit of comfort while travelling and values simple, robust technology.

Product details

• Suitable for campers with canister-based water systems
• Constant water temperature of approx. 38°C
• Operation via 12V onboard voltage
• Power output: 75 watts
• Heater length: approx. 25 cm
• Diameter: approx. 2.2 cm
• Connection cable: approx. 100 cm
• Open cable ends for individual integration
• Compact design, easy to retrofit

Quick operating overview

1. Fill the canister with water.
2. Place the heater horizontally on the bottom of the canister and ensure it is fully submerged.
3. Connect to 12V DC power only after placing the heater in the water.
4. Operate the heater only when it is continuously covered with water (avoid dry running).
5. Position the pump or water outlet at least 10 cm above the heater.
6. After use, switch off the heater, allow it to cool down, and only then remove it from the water.

Important notes

• Suitable for 12V DC only (approx. 8 A current draw).
• Never operate the heater without water.
• The white Teflon ring must not be removed.
• Descale regularly for optimal performance (only when disconnected from power).