AUTOTERM Air 4D – Diesel heater 4 kW
🇩🇰 Danish support before and after purchase
🚚 Fast delivery within Denmark
🔄 30-day return policy
Description
Efficient heating for boats, campers and vehicles – this diesel air heater delivers up to 4 kW of heating power and can blow up to 168 m³ of warm air per hour – ideal for larger cabins and rooms where comfort and operational reliability are important.
🔹 Choose the solution that suits you
You can choose between:
Without controller
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The simplest solution – choose this if you already have a control panel, or want the control unit separately.
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Controller not included.
With Simple Controller
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Simple, manual operation for direct control of heat output and operation.
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Good if you want to control the heat intensity without advanced features.
With Comfort Controller
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Advanced temperature control and more precise comfort.
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Timer function and automatic heat regulation.
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Ideal for longer stays or year-round use.
🔥 Product description
The AUTOTERM Air 4D is a robust and powerful diesel heater that draws air from outside or from a ventilated room, heats it and sends the warm air out where it is needed. It is suitable for boats, yachts, campers, truck cabins and larger vehicles .
The heater is designed to operate even at very low temperatures and is known for low fuel consumption, stable operation and long service life .
🧰 Included in the package
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AUTOTERM Air 4D heating unit
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Complete installation kit (hoses, fuel system, wiring harness, exhaust, vibrator and fasteners)
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Fuel pump and air intake hose
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Installation accessories and manual
(Controller included only if selected at purchase.)
🔎 Technical specifications
| Function | Specification |
|---|---|
| Voltage | 12V or 24V |
| Heating effect | 4.0 kW (max) / 1.0 kW (min) |
| Heated air volume | Up to 168 m³/h |
| Power consumption | 57W (max) / 10W (min) |
| Fuel | Diesel (EN590 / HVO) |
| Consumption | 0.12 – 0.51 l/h |
| Weight (heating unit) | ~5.5 kg |
| Weight (complete set) | ~11.4 kg |
| Dimensions | 402 × 157 × 188mm |
| Max. operating height | 4200 m (with highland control) |
| Compatible control panels | Simple, Comfort, Push, Touch |
🚤 Why choose Air 4D?
✔️ Powerful heat – up to 4 kW for larger rooms and cabins.
✔️ Energy-efficient operation – low fuel consumption means lower costs.
✔️ Robust and reliable – suitable for Nordic conditions and cold temperatures.
✔️ Flexible control – choose the controller as needed.
✔️ Complete installation kit – easy installation with all necessary accessories.
🧭 Usage
This diesel heater is ideal for:
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Boats and yachts – up to 15 m + larger cabins
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Campers and motorhomes
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Trucks and commercial vehicles
🛠️ Personal service
Do you have questions about installation, choosing a controller or which model you should choose for your boat or camper?
Please write – I'd be happy to help 🙂