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4kW AUTOTERM Air 4D Diesel heater kit

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Regular price
£620.00 GBP
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£620.00 GBP
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AUTOTERM Air 4D 4kW Diesel Heater Kit

FREE Silent Fuel Pump Included

The AUTOTERM Air 4D 4kW Diesel Heater Kit now includes a FREE Silent Fuel Pump, providing quieter operation and improved comfort.

Please note: This kit does not include ducting, vents or a mounting bracket.

Powerful Heating for Larger Vehicles & Marine Applications

The AUTOTERM Air 4D is one of the most popular diesel-powered air heaters in the AUTOTERM Air range.

Designed for larger spaces, the Air 4D provides reliable heating for:

  • Vans
  • Campers
  • Motorhomes
  • Trucks
  • Commercial vehicles
  • Off-highway vehicles
  • Boats & yachts up to 48ft (15m)

The heater draws fresh air from outside or from a well-ventilated area, quickly heats it, and delivers comfortable warmth even in low-temperature environments.

Certified Quality

AUTOTERM water and air heaters are manufactured to ISO 9001:2015 standards and are approved to:

  • E2 R10
  • E2 R122

for whole vehicle approval in road vehicles.

The AUTOTERM Air 4D is supplied with a Control Unit featuring a High Altitude Sensor.

Technical Specifications

  • Heating Output: 4kW
  • Fuel Type: Diesel
  • Voltage: 12V / 24V
  • Heated Air Volume: 70–168m³/h
  • Power Consumption: 10W–57W
  • Fuel Consumption: 0.12–0.51 litres/hour
  • Weight: 25.5kg
  • Heater Dimensions: 402 × 157 × 188mm

Efficient & Reliable Heating

With a maximum heat output of 4kW, the AUTOTERM Air 4D can heat up to 168m³ of space per hour, maintaining a comfortable temperature in demanding environments.

Despite its powerful performance, the heater remains economical, using only 0.51 litres of diesel per hour at maximum output.

All AUTOTERM Air heaters feature brushless induction motors, providing:

  • Low noise operation
  • Extended service life
  • Reliable performance
  • Operation in extreme temperatures down to -45°C

Flexible Installation & Control Options

The AUTOTERM Air 4D is designed for easy installation and can be retrofitted into a wide range of vehicles and marine applications.

The heater can be controlled using:

  • AUTOTERM control panels
  • Optional remote control systems via iOS or Android smartphones (remote modem sold separately)

Kit Includes

  • AUTOTERM Air 4D 4kW diesel heater
  • FREE Silent Fuel Pump with mounting bracket
  • 1m exhaust pipe with silencer
  • Fuel dip tube and fuel line
  • Power cable with integrated fuse box
  • 4m control panel cable (upgrade options available)
  • Fuel pump power cable
  • Air intake silencer
  • Exhaust heat lagging
  • Selection of nuts, bolts and installation fixings

Why Choose AUTOTERM?

  • FREE Silent Fuel Pump included
  • Premium-quality diesel heating technology
  • 3-year manufacturer's warranty
  • E2 R10 & E2 R122 approved
  • Low fuel consumption
  • Low power consumption
  • Quiet brushless motor technology
  • Reliable operation in extreme conditions
  • Simple to use and maintain
  • Excellent UK customer service
  • Technical support available 7 days a week
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