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3.0 Housing To Cummins 9Pin Truck Diagnostic Cable

This truck diagnostic cable for Cummins engine, the 3.0 housing is not open end and it is with 3.0 terminal. It is for diesel heavy duty truck and do not suitable for gasoline vehicles. As for cable diameter, it depends on the wire specification, Fiberall provide 20~26AWG for options, the AWG number is smaller, the diameter of the truck cable will be larger. Generally, bigger diameter means stronger, but it is not suitable for all situation, firstly big diameter require big space to store it and sometimes it need to fix the truck cable and there is no enough space, it will bring some trouble for using, secondly, big size will increase extra shipping cost. So just select the right diameter which can meet real requirement.
  • FA-DC-TC02
  • Fiberall

FA-DC-TC02 3.0 Housing To Cummins 9Pin Male Truck Diagnostic Cable

As for truck diagnostic cable, there are many suppliers in China and there are many different kinds of connector and plug, as well as a lot of raw material suppliers and mold developer, so sometimes the buyer will consider the original truck cable and do not dare to try the replacement though it is with lower cost. But as for Fiberall, who is with over 10 years’ experience in production of truck diagnostic and conversion cable, we assure that there is seldom after sale problem for the passive truck diagnostic cable, they are plug and play, if the shape, pin definition and length are correct, there is no much problem to use. If you find problem as soon as the arrival of the truck conversion cable, like wrong shape, wrong pin definition, wrong length, wrong color, wrong label and so on, please feedback to Fiberall in time, and Fiberall will check and arrange replacement as soon as possible. Please be advised that customized truck diagnostic cable do not accept return and cancel, we only provide replacement. Fiberall provide one year product quality warranty for all truck diagnostic cable and obd2 conversion cables, partner is able to get free technical support by internet or via phone during the warranty period. Please note that if the truck extension cable is defective or damaged by artificial reason, improper operation or force majeure, it will not be covered by the warranty.


Product Specification of 9Pin Truck Diagnostic Cable:

Port1: 3.0 Housing

Port2: Cummins 9pin Female

Application: Truck & Diesel Engine Diagnosis, Conversion and Extension

Cable length: 0.3m, 0.5m, 1m, 2m, 5m or customized

Pinout: According to confirmed drawing

Wire material: Tinned copper or customized

Wire Specification: 20-26 AWG, depends on order

Jacket: PVC or appointed

Color: Black or appointed

Durability: > 100mating cycles

OEM/ODM: Available upon MOQ


Order Information of Fiberall Cummins Truck Diagnostic Cable:


Part Number

Product Name & Short Descriptions



Truck Conversion Cable 3.0 Housing to Cummins 6Pin Female + Male



Truck Diagnostic Cable 3.0 Housing to Cummins 9Pin Male



Heavy Duty Diagnostic Cable 3.0 Housing to Cummins 9Pin M+F

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