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Calder Auto Electrics prides itself on giving you the attention your car needs with the
following services. We work on:

Cars, Trucks, 4WD’s & Forklifts
Caravans, Trailers & Horse Floats
Marine & Motorbikes
Diagnostics, Repairs & Servicing

Mining & Agricultural Machinery
Safety & Industrial Equipment
Transport Equipment
Earth-moving Equipment


Today's motor vehicle has become very sophisticated with electronic engine management systems controlled more often by on board computers; the days of tinkering with your vehicle's electrics are becoming a thing of the past. Our fully qualified auto electricians have over 25 years experience.

These highly sophisticated systems require up to date diagnostic equipment and fully trained technical staff. Fortunately, we have both requirements to cover the diverse aspects of this specialism and offer the following services.

• Air Conditioning Repairs
• Fault Diagnosis
• Airbags
• Reversing Sensors
• Vehicle Instrument Panels

• Seat Adjustments
• Mirror Adjustments
• Auto Control Module
• Parking Sensors
• Power Train Control Module
• Climate Control

• Engine Management
• Alarm Installation
• Wringing & Fuses
• Relays & Sensors

• Car Batteries


We have certified and experienced technicians trained to deal with all aspects of car Air Conditioning,  
from re-gassing to diagnosing leaks.


We conduct all of our services from passenger cars, 4WD, Light Commercial Vehicles, Trucks,
earth moving vehicles and equipment to farm vehicles. So if you need an affordable specialist for air conditioning re-gas, repairs or service, turn to the fast and reliable mobile air conditioning services
offered by Calder Auto Electrics.


Our range of automotive air conditioning service and repairs include:


  • Car Air Conditioning Re-gas using R134a Ozone friendly Refrigerant.

  • Retrofit old Air Conditioning Systems to take R134a Refrigerant.

  • Trace & Diagnose  Air Conditioning Leaks.

  • Diagnose, Repair or Replace faulty Air Conditioning components such as  Air Conditioning Compressors, TX Valves, Condensers, Receiver Dryers, etc.

  • Rectify problems with "odd" Auto Air Conditioning smells and odours.

  • Auto Electrical Problems.

We are a fully accredited by the Australian refrigeration council – Arc and hold all relevant and current licences.  Authorisation number : AU27811


We provide a range of service for your four wheel drive or caravan, including but not limited to:




  • Dual battery sustems

  • Caravan Camera systems

  • Anderson Plug charging systems

  • Electric Brake systems 


  • Led lighting

  • Canopy lighting

  • Solar Panels

  • REDARC Network Member

  • Lightbars & Driving lights

  • Winch wiring

  • fitting Beacons

  • 12 pin wiring to suit your van


All our wiring is customized to suit your vehicle and specific needs.

MOBILE SERVICE - Currently not available.

With our mobile auto electrical service vehicles we are able to complete a range of jobs on-site.


Field Servicing Areas:


  • Sunbury

  • Diggers Rest

  • Lancefield

  • Romsey

  • Riddles Creek

  • Woodend

  • Gisbourne

  • New Gisbourne

  • Other areas by appointment

  • Clarkefield

  • Monegetta

  • Bulla

  • Macedon and
    Macedon Ranges


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