SAE J1939 Open-End Cable for Truck Diagnostics, 1 m

Not every J1939 job ends in a moulded plug: telematics installs, body-builder displays, engine monitoring projects and bus simulators all want bare wires they can terminate into their own hardware. This cable is that lead — a J1939 9-pin Deutsch male connector feeding 1 m of cable to an open end, with every pin broken out and colour-coded so the termination is a wiring-diagram exercise, not a continuity hunt.

The pin map is printed here so it survives into your project notes: Pin A black, Pin B red, Pin C orange, Pin D yellow, Pin E brown, Pin F green, Pin G blue, Pin H purple, Pin J grey. Materials comply with RoHS, and the −30 to +80 °C working temperature matches truck and industrial environments. At 1 m, the lead reaches from the dash connector to a mounted display or controller without surplus coil.

Key features

• J1939 9-pin male to open end, 1 m
• All pins broken out with individual colours (A–J)
• For custom termination into displays, loggers, controllers
• RoHS-compliant materials
• −30 to +80 °C working temperature

Specifications

Typical applications

• J1939 CAN bus diagnostic and body-builder monitoring taps
• Industrial engine display unit integrations
• ISOBUS-control devices and CAN gateway projects

Practical wiring tips from shop experience: keep the unterminated wires as short as the install allows, land them on a screw-terminal or solder-and-heatshrink rather than a quick-splice, and label both ends while the pin map is still in front of you. A led strip of adhesive-lined heatshrink over the junction keeps engine-bay moisture out of the joint for years.

An honest note: with an open end, wiring correctness is on the installer — double-check the pin map against your device’s manual before energising, and keep unused conductors insulated.

Samples, packing options, payment terms and warranty conditions are set out in How to Order and Delivery Information.