Eberspacher D4 Airtronic-2 Diesel Heater - 4KW 12V RV Kit

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A powerful heater for larger motorhomes or caravans. The Airtronic D4 air heater offers cosy warmth during the day or night.

Special Price $4,475.00 Regular Price $5,230.00
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Eberspacher D4 Airtronic - AS2, 12V RV Kit

The Eberspächer Airtronic 4kw diesel air heater offers cosy warmth in your vehicle during the day and night, at every stage of your journey. Only slightly bigger than the D2, the D4 is a compact and economical heater, providing optimised fuel efficiency which will save you power and money. You can easily programme the heater to deliver hot blown air until the desired temperature is achieved. Featuring an EasyStart Pro controller, a range of operation modes and unsurpassed safety standards.


Smooth, automatic room temperature control with temperature pre-set facility.
New EasyStart Pro Controller
Longer Service life thanks to NEW brushless motor technology
Fuel pump and heater noise optimized, ensuring quieter operation
Stepless heating system provides continuous variable heat output
Continuous temperature monitoring and can be operated whilst on the move.
Fully electronic microprocessor control.
Diagnostic system for easy fault-finding.
Low fuel and power consumption.
Small and compact design for easy and space-saving installation within the interior.
Fuel supplied from the vehicle’s own tank (diesel powered vehicles only).
Fan function for cool air circulation on hot days.
The permanently installed EasyStart Pro control unit allows you to connect operate two separate heaters or two identical heaters.
Featuring an intuitive navigation knob, integrated temperature sensor, timer function and a display and LED colour ring, this controller is easy to use.
It also features an Easy-to-read system status display, with simple diagnostics function in text form for users.


Fuel: Diesel
Voltage: 12V
Heating Capacity (KW): 1.05 – 4.0
Heating Air Flow Rate: Max 190
Electrical Power Consumption: Max. 55W 
Fuel Consumption (L/H): 0.12 - 0.4.0 
Operating Temperature Heater (˚c): -40 To +70
Weight: 4.4Kg
Dimensions (mm): 376L x 140W x 150H
Warranty: 2 years

Eberspacher Premium D4 Installation Kit

Factory assembled components for easy "Plug and Play" installation. This premium installation kit includes;

12V Heater Unit
EasyStart Pro Controller 
Cool-air intake vent
Warm-air outlet vent
3m of 75mm ID ducting
Floor mounting bracket
8m fuel line
2m Stainless exhaust pipe & muffler
Combustion intake pipe
Bag of mounting hardware

*** Fuel pickup is not supplied as standard in this kit. If required, please select in product options above

More Information
Dimensions (mm)376L x 140W x 150H
Warranty2 year
Heating capacity4000W
Fuel TypeDiesel
Fuel consumption (max)0.51L/h
Power consumption (max)40W
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     Urban Delivery $9.90
     Rural Delivery $14.90

FOR ORDERS OVER $399 VALUE: Free Delivery *

* We reserve the right to revise the free delivery offer on some bulky items (for example, a large fridge travelling to Te Anau). In this case, we will endeavor to offer a subsidized freight cost. If the delivery address is outside the North and South Islands (eg. Waiheke, Great Barrier, Stewart Islands), please contact us for a freight quote.

WE ONLY SEND ORDERS WITHIN NEW ZEALAND. If the delivery address is outside the North or South Islands (eg. Waiheke, Great Barrier, Stewart Islands), please contact us for a freight quote. Our automated online freight pricing only applies to North & South Island locations.

DELIVERY TIMES  Due to the current outbreak, we are experience some disruptions to our normal service. Order dispatch and delivery times are being impacted by workforce sickness and isolation requirements for staff throughout our team and our supply chain. Although we use many courier options, the below NZ Couriers Network Status will give a good indication which regions are experiencing significant freight delays


As a general rule, please allow an additional 3 working days for the below estimates (which may be extended by factors outside our control).

     North Island (2-4 working days)
     North Island Rural (3-5 working days)
     South Island (2-5 working days)
     South Island Rural (3-6 working days)

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