Caterpillar CAT Diagnostic Communication Adapter CAT COMM III

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0 monthly fees

30 day haggle-free return policy
6 month laptop warranty

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Tips and Tricks Manual

Dedicated Customer Supported line in which you will be able to text in order to receive assistance with your item

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CAT Communication Adapter group, new and improved replacing the CAT Comm Adapter II. This will allow you to connect to CAT off-road equipment, when using CAT software. 

This will allow you to communicate with a Caterpillar engine on dual data links which are needed for some Caterpillar CAT ET (Electronic Technician) functions. 


What you will receive: 

  • CAT Comm Adapter III 
  • USB Cable (This will connect CAT device to your computer)
  • J1939/J1708 Cable (This will connect your CAT device to the Vehicle or off-road equipment you are attempting to diagnose)


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