Best 12v Boiler 2026

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Last Updated - 03.02.2026

Best Choice

01

Pundmann

PUNDMANN Therm Air 9L Hot Water Boiler for Hot Water Treatment in Motorhome, Camping, etc. by Auxiliary Heater or Electric Heating Rod 12 V, 24 V, 230 V (12 V/200 W)

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9.8

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

With 90 mm connection for the hot air hose of your air heater
Suitable for auxiliary heaters / air heaters with an output of 2 kW or 4 kW
Hot water treatment by the auxiliary heater or an electric heating rod (12 V, 24 V, 230 V or 12 V and 230 V)
Hot water boiler made of high-quality stainless steel according to drinking water standard
Compact solution for warm water in your motorhome, coach, campervan, boat, etc.

479,90 €
02

Pundmann

PUNDMANN Therm Air 6L Hot Water Boiler Hot Water Treatment by Auxiliary Heater or Electric Heating Rod for Motorhome, Camping, etc. (230 V/500 W)

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9.6

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

With 90 mm connection for the hot air hose of your air heater
Suitable for auxiliary heaters with a power of 2 kW or 4 kW
Hot water treatment by the auxiliary heater or an electric heating rod
Hot water boiler made of high-quality stainless steel according to drinking water standard
Compact solution for warm water in your motorhome, coach, campervan, boat, etc.

419,90 €
Value for Money

03

FORÇA

FORÇA Swiss Outdoor S.O. Camper Hot Water Boiler 6 Litres 12 V 200 W with LCD Display Control Element Caravan Motorhome Boiler Water Supply Water Heater Hot Water

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9.4

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Robust and durable for mobile use - High-quality materials, a pressure range of 2 to 7 bar and easy assembly make this boiler the ideal companion for your travel.
Powerful and energy-saving - With 200 W heating power, the boiler ensures reliable warm water with low energy consumption. Perfect for shower, sink or kitchen on the go.
LCD control unit included - Externally mountable control element for easy temperature control and control - easily accessible even when the device is installed.
6 litre capacity and compact design - space-saving installation with high capacity. Dimensions: approx. 54cm length, 25cm diameter - fits almost any vehicle
12 V operation for self-sufficient hot water supply - can be directly connected to the on-board battery of your caravan or boat. Ideal for camping, vanlife or off-grid applications.
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149,99 €
04

FORÇA

FORÇA Swiss Outdoor S.O. Camper Hot Water Boiler 10 Litres 12 V 200 W with LCD Display Control Element Caravan Motorhome Boiler Water Supply Water Heater Hot Water

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9.3

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Robust and durable for mobile use - High-quality materials, a pressure range of 2 to 7 bar and easy assembly make this boiler the ideal companion for your travel.
Powerful and energy-saving - With 200 W heating power, the boiler ensures reliable warm water with low energy consumption. Perfect for shower, sink or kitchen on the go.
LCD control unit included - Externally mountable control element for easy temperature control and control - easily accessible even when the device is installed.
12 V operation for self-sufficient hot water supply - can be directly connected to the on-board battery of your caravan or boat. Ideal for camping, vanlife or off-grid applications.
10 litre capacity and compact design - space-saving installation with high capacity. Dimensions: approx. 54cm length, 25cm diameter - fits almost any vehicle
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159,99 €
05

Quality Heating

Caravan Electric Boiler 10 Litres 12 Volt

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9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Power: 200 W
Heating up to 70 degrees
12 V DC

189,00 €
06

FVSTR

Double Power Water Heater DC 12V 200W/230V AC 1500W 15L Caravan Camping UK Plug 230V Instant Motorhome

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8.8

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

WIDE APPLICATION Perfect for RVs, campsites and solar system setups, delivering hot water wherever needed
PRESSURE RESISTANT Engineered with durable construction to withstand water pressure and ensure reliable and safe operation
ENERGY EFFICIENCY 200W DC operation for energy conscious use, with 1500W AC mode for fast heating when needed
Dual power source: compatible with 12V DC (200W) and AC 230V (1500W) power supplies, provides versatile uses for different settings
Capacity: 15 litre tank volume provides ample hot water supply for camping, caravanning, and outdoor activities

269,00 €
07

Svans

Svans Boiler 24 V 10 Litre Hot Water Tank Pressure Resistant SV10 Motorhome Hot Water Tank Camping Caravan Solar System

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8.6

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

The pressure-resistant 10 litre 24 V boiler 6 bar for motorhomes, caravans, solar systems, camping boats. Thanks to the integrated expansion tank, the device does not need to be emptied for winter operation. In addition, there is no drop of water when heating the device.
The boiler is small and compact and can be easily installed or integrated into existing water systems - quality made in Germany - the devices are handmade
Support - we will help you choose the right device or with the installation, contact us conveniently by phone or mail, a qualified employee will be happy to help you if you have any questions or problems. More information on our page: Svans-Kiel
Optionally available: "Remote switch with temperature display" or "switching output" - with the switch output you can connect our Svans boilers to any existing motorhome control unit/control panel or switch
An expert report on ECE R10 approval (EMC) (from 09.2024 required for the TÜV approval). Downloads can be found for more information on: Svans-Kiel

349,00 €
08

All Ride

All Ride scaldabevande 871125202160 Immersion Heater - 12 V

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33% Off
8.4

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Turn your cigarette lighter into an immersion heater for liquids (coffee, tea, water, etc.), Power: 120 W, Voltage: 12 V, 13 Amp. Ideal for the car.
Philips
Car part
871125202160

6,67 € 9,99 €(33% Off off)
09

KESSER

KESSER® Auxiliary Heater Diesel 8 kW Diesel Heater 12 V/24 V with Timer, LCD Display & Remote Control, Quick Heating, Air Heater with Silencer & Thermostat (Black, 8 KW)

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8.2

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Powerful and portable: the KESSER auxiliary heater with 8 kW heat output is ideal for flexible use rooms such as garden sheds, workshops or mobile living areas – perfect for those who do not want to miss out on reliable heat even on the go or in non-permanently heated environments.
Noise reduction and easy to use: the quiet operation improves comfort without creating annoying noise backdrops. The auxiliary heater is lightweight and easy to install. The included installation kit and detailed assembly instructions make assembly easy even for less experienced users.
Flexible and efficient: the timing function via the heating time switch allows you to program the heater so that it is automatically activated at certain times. The remote control with a range of 30 m offers a way to preheat your rooms from a distance. The 10 litre fuel tank ensures long-lasting use, while the oil pump ensures low fuel consumption.
Efficient temperature and comfort: with a working temperature of about +80°C, the heater effortlessly masters extremely cold environments. Whether you are travelling in the mountains or in the city, the KESSER auxiliary heater is designed to provide you with reliable cosy warmth. The rated voltage of 12V/24V ensures wide compatibility, so it can be used in various applications.
Easy to use: the LCD switch thermostat monitor display is not only intuitive, but also provides a precise display of oil volume and temperature. Thanks to advanced control technology, you have full control over your heating.

99,80 €
10

Generisch

Car Electric Cooker, Fast Heating 12/24 V 1500 ml Boiler, Hot Water Boiler for Travel and Commuting and Camping, Everyday Life Road Trip Outdoor Driving

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7.9

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Versatile use: the electric kettle allows versatile use on the go thanks to its non-slip base and leak-proof construction. Ideal for commuters, or travelers, it fits securely into any vehicle console and enhances your travel experience without leaks or slipping. So you can get hot water at all times, whether on long trips, camping or in everyday life, and increase your comfort.
TRAVEL SIZE WITH CONVENIENCE Equipped with a built-in travel mug, this electric cooker eliminates the need for extra dishes, saves valuable space and ensures instant access to hot drinks. Perfect for a hectic lifestyle, whether at home or on the go, and increases everyday practicality.
SMART TEMPERATURE CONTROL & ADJUSTMENT Thanks to intelligent temperature control, this electric kettle provides fast multi-stage heating for precise adjustments when preparing coffee, tea or soup. The ideal heat is retained all day and ensures long-lasting enjoyment, keeping the temperature constant for consistent quality.
EFFORTLESS USE WITHOUT REFILLING: Equipped with a large 1500ml water tank, this car electric stove ensures a steady supply of hot drinks, ideal for combating fatigue in truck drivers and for the comfort of families on road trips without the hassle of refilling and having to interrupt the ride.
Comprehensive Adaptability This car kettle is designed for efficient operation with 12V and 24V systems, ensuring uninterrupted heating performance in various vehicles such as cars, trucks and RVs. It offers worry-free use during travel or business road trips, with reliable performance and low power consumption. The wide compatibility ensures that you can always enjoy hot drinks without having to make elaborate adjustments.

44,26 €