Cart 0
Truma Combi D4E Caravan Motorhome Diesel Water Boiler & Heater Kit

Truma Combi D4E Caravan Motorhome Diesel Water Boiler & Heater Kit



Truma Combi D4E Caravan Motorhome Diesel Water Boiler & Heater Kit

The new Truma Combi D4E is a powerful diesel heater that can also be used to heat water. It is especially suitable for larger motor homes. It is supported by a fan so that the motor home heater also works while you’re driving. In summer, you can heat just the water without using the space heater.

What's new?


It's lighter: weight savings of around for the Combi D (E) in comparison with previous models

• Self-sufficient for longer: very low battery power consumption

• More economical: lower diesel consumption thanks to more efficient combustion

• Easy to service and maintain: longer service life thanks to more efficient combustion control

• Automatic altitude adjustment: integrated altitude sensor automatically ensures an optimal combustion process at altitudes of up to 3,000 m

• Uniform: Wall cowl is now the same in both Combi variants

Combi D4E is the same size as the more powerful D6E and an absolute lightweight compared to other heaters with a similar output. Your Combi heater is controlled simply with the new iNet X digital control panel.

Truma iNet X controller


iNet X Technical highlights

• 4.3” colour touchscreen

• Control possible via the Truma iNet X App

• Precise fault designation with advice on solutions

• Control of various Truma appliances (Combi and air conditioning systems) as well as third-party air conditioning systems

• Automatic climate control

In combination with a Truma air conditioner, you can also select the automatic climate control option on the control panel. This ensures that inside the vehicle you always have the desired temperature.


  • FrostControl drain valve is installed
  • Infinitely variable temperature adjustment with the digital CP plus control panel
  • Automatic climate control possible in combination with a Truma air conditioner


    More details about Truma Combi D4E

    The warm air flows into the vehicle’s interior through four air outlets, where it is distributed optimally to ensure a pleasant indoor climate. The Truma Combi heater is almost silent and very economical to run. The temperature in the vehicle is infinitely adjustable with a digital control panel.

    • Many installation options, as it is extremely lightweight and compact
    • The warm air from Combi D4E is distributed optimally via four air outlets
    • Diesel, electrical and mixed modes are possible
    • Digital CP plus control panel: automatic climate control in combination with a Truma air conditioner


    • Rated heat output in diesel mode: 1000 - 4000 W
    • Rated heat output in electric mode: 900 W / 1800 W
    • Rated heat output in mixed mode: max. 3800 W
    • Fuel consumption: 

      0.1 – 0.4 l/h 

    • Power consumption (at 12 V): operation of heater and water container: max.

      0.4 – 8.1 A (in normal operation between "Off" and "lowest operating level" less than 0.4 A)

    • Water capacity: 10 litres
    • Heating time (from approx. 15 °C to approx. 60 °C): Water container: approx. 24 min.
    • Heating time (from approx. 15 °C to approx. 60 °C): Heater and water container acc. to EN 15033 approx. 80 min.
    • Air flow rate (free blowing) with 4 warm air outlets max 287 m3/h
    • Weight 15.6 kg
    • Dimensions (L x W x H) 540 x 500 x 350 mm


    Included in the kit

    Combi D4E

    iNet X Panel, with 6m cable

    Flue with Round Black Exhaust Cowl

    John Guest pipe fittings kit



    Share this Product

    More from this collection