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J1939 To DB15 Splitter Heavy-duty Diagnostic Truck Cable

FA-DC-TC29 is a Y splitter truck cable. It is with J1939 9Pin male plug to J1939 9pin female plug plus DB15 male connector. J1939 plug of the truck diagnostic cable can be with over molded parts or without over-molded parts.
  • FA-DC-TC29
  • Fiberall

Main Characteristics of J1939 Heavy-duty Truck Diagnostic Cable

1, There is no problem for Fiberall Technology to develop new mold for plug of the truck cable.

2, Wire material of the truck diagnostic cable is pure coper and the wire gauge and material is customizable;

3, The J1939 truck cable is made with high quality earth-friendly raw material, all materials are UL and RoHS compliant;

4, The heavy-duty truck diagnostic cable is with standard plug and connector, so that it is with excellent compatibility.

5, J1939 female plug of the truck cable is with a locking ring. Rotating the locking ring after plugging assures that the plug won’t come unplugged accidentally.

6, J1939 male plug and J1939 female plug can be with over-molded part or not. If the truck cable is with over molded part, it will make the connection part well protected.

7, Pin assignment of the J1939 truck diagnostic cable can be customized.

8, The Y splitter truck cable is for heavy duty commercial vehicles with J1939 plug. It is able to match with fleet management device which is with DB15 female connector.


Parameters of FA-DC-TC29 J1939 Truck Cable

Product Number


Port 1

J1939 9pin male

Port 2

J1939 9pin female

Port 3

DB15 male

Applicable vehicle

Heavy duty trucks

Working voltage


J1939 connector material

PA66+glass fiber

Jacket material

PVC or customized

Cable length

1ft, 2ft, 3ft~10ft, according to order

Core material

Pure copper or plated copper

Wire specification

20~26 AWG





Pin material

Plated copper

Environment temperature





What is J1939 Truck Diagnostic Cable?

J1939 is a standard recommended by SAE. It is the most widely used application layer protocol in commercial vehicles, ships, rail locomotives, agricultural machinery and large engines.

J1939 is based on CAN (controller area network) developed by Robert Bosch GmbH of Germany, which can reach the communication rate of 250kbps. It describes a kind of network application of heavy vehicle fieldbus, including can network physical layer definition, data link layer definition, application layer definition, network layer definition, fault diagnosis and network management. In SAE J1939 protocol, not only the transmission type, message structure and its segmentation, traffic check are specified, but also the message content itself is precisely defined.

Most of Fiberall truck diagnostic cables are with connectors conforming to the standard of J1939. And these truck cables can realize the diagnostic mode specified in the standard of J1939. Therefore, we often refer truck diagnostic cable as J1939 diagnostic cable.


Trade Questions for FA-DC-TC29 Splitter Type Truck Diagnostic Cable

1, Do you have minimum order qty for the truck cable?

There is no MOQ for standard truck diagnostic cable in stock. MOQ is 300pcs if it is out of stock or what you need is customized product.

2, What’s the packing packaging material for the J1939 truck cable?

Generally we use zip-cord plastic bag, heat sealing bag or electrostatic bag as inner packing. Cardboard box inner packing is also available. Outer packing for the truck cable is always with carton.

3, What trade term do you offer?

Fiberall provide FOB Shenzhen, CFR, CIF, and EXW trade term for options.

4, What’s your payment term?

Telegraphic transfer or Letter of Credit for formal order of the truck diagnostic cable.

5, How long does it take for the truck diagnostic cable to reach us?

It always takes 3~5 days for express service or air transportation. And much longer for ocean transportation. Depends on vessel department date and destination port.

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+86 13418549260

+86 13418549260





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