THESE ARE NOS PARTS, NO INSTRUCTIONS COME WITH THEM. SOME WITH OUT ORIGINAL BOX. 

Eberspacher Airtronic D2 D4 or D5 Digital Controller with diagnostics | 80110003

The Eberspacher 80110003 Modulator  temperature controller is an extremely popular and economic choice for your Airtronic heater system.

• Eberspacher Genuine part, ref - 801.10.003 
• Built in diagnostic function. Suitable for both 12v or 24 volt heaters
• Comfortable room temperature control with a choice of heating or ventilation mode
• Operating and Installation instructions provided in box 
• Internal temperature sensor feature for improved control of room area comfort

This unit is supplied with extended runtime facility enabled. If you require 1 hr runtime enabled please reconfigure using information within our installation instruction weblink below.

Electrical plug and connectors supplied
Electrical supply cable length - 300mm

Eberspacher 801 Modulator is designed for the following heaters

• Eberspacher D2 Airtronic Heater 
• Eberspacher D4 Airtronic Heater
• Eberspacher D4S Airtronic Heater
• Eberspacher D5 Airtronic Heater