AUTOTERM Air 4D – komplet varmersæt – officielt AUTOTERM produktfoto

Autoterm Air 4D Marine Heater 4 kW 12V – efficient heating for boat, camper & RV

12 V / Uden panel
4.699,00 DKK
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AUTOTERM Air 4D – komplet varmersæt – officielt AUTOTERM produktfoto
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Autoterm Air 4D Marine Heater 4 kW 12V – efficient heating for boat, camper & RV

Will it fit your installation?

Check compatibility and limitations

Check model, voltage and variant before ordering.

Udvalgte, dokumenterede dele til denne varmermodel. Tilbehør er valgfrit; reservedele er til service. Kontrollér pakkeindholdet før ekstra køb.

Tilbehørslisten er et udvalg af kompatible muligheder, ikke en komplet installationsliste. Beslag og bokse er forskellige monteringsvalg; køb kun den løsning, der passer til installationen. Kontrollér altid pakkeindholdet. Reservedele er til service.

4.699,00 DKK
Taxes included. Shipping calculated at checkout.
Control Panel
Betjeningspanel
Made to order – expected dispatch in approx. 1–2 weeks
From this product to your order
  1. Check that the product fits

    Compare dimensions and connections with your boat or existing equipment. Check what's included and what you may need to buy separately.

  2. Choose a version and add to cart

    If there are several versions, select the one you want beside the buy button. Quantity means the number of items you want to buy.

  3. See the total before you pay

    In the cart you can change quantities or remove items. Continue to checkout, enter your address and choose delivery. You'll see shipping and the total before confirming your purchase.

Order before noon and I'll try to dispatch the same day if the item is in my own stock. This is not guaranteed. Check the delivery information on each product.

Would you like installation?

I travel to Jutland, Funen, Zealand and islands connected by bridge. Installation in the South Funen Archipelago is also available by arrangement.

Read about installation in your boat
Need a hand choosing?

I can help you choose equipment that suits your boat.

Ask Jan about this product

🇩🇰 Dansk support før og efter køb
🚚 Hurtig levering i Danmark
🔄 30 dages returret

Autoterm Air 4D Boat Heater 4 kW 12 V – efficient heating for boats, campers & RVs

When the weather changes, dry heat makes the difference between coziness and a cold experience.

A quiet and practical solution for boats and campers, where the heat needs to work – without hassle in everyday life.

Sizing guidance

Heated area: 11–20 m²
Boat length: 31–40 ft

This is SejlStrøm’s indicative starting point for normal insulation, not a manufacturer guarantee or a year-round heat-loss calculation. The area means the interior space to be heated. Boat length is only a rough selection aid and cannot be converted directly to floor area. Frost, large windows, several cabins or year-round living require an individual assessment.

👍 You avoid…

  • cold and damp cabin
  • long heating times
  • unstable operation due to half-baked solutions

⭐ This is why many choose it

  • ✔ 4 kW heating power provides fast heating
  • ✔ Runs on 12V
  • ✔ Stable operation with correct installation

👌 Perfect for you if

  • you want hassle-free heating
  • you want a flexible solution
  • you want a solution that starts and runs stably

🧠 Good to know before choosing

If you are in doubt about the size, it's better to choose a little extra capacity – it often provides the best experience in practice.

Technical specifications and dimensions
  • Model Autoterm Air 4D 4 kW 12 V
  • Varmeeffekt Op til 4 kW
  • Driftsspænding 12 V
  • Brændstof Diesel
  • Brændstofforbrug Ca. 0,15 – 0,48 L/t
  • Strømforbrug Lav – optimeret elektronik
  • Luftflow Ca. op til 100 m³/t
  • Dimensioner Ca. 310 × 119 × 145 mm
  • Vægt Ca. 4 kg
  • Støjniveau Lav/støjsvag drift
  • Temperaturområde Velegnet til kolde klimaer
  • Installation Fastmonteret i ventilationskanal/kabine
Boat length (guidance) 31–40 fod

Details for the selected variant: 12 V / Uden panel

Manuals and documentation

Spare parts for this model (12)

Parts for servicing and repairs, not a list of items required with a new product. Check the model, voltage and any serial-number restrictions on the spare part page.