This J1939 9-pin Y-cable is an essential tool for fleet managers and heavy-duty mechanics. It bridges a single truck diagnostic port to two independent female ports, allowing you to keep an ELD (Electronic Logging Device) or GPS tracker permanently installed while still having easy access for your diagnostic scanner or laptop. The split design eliminates the need for constantly swapping cables.
Accurate Specifications & Features
- Connectors: 1x J1939 9-Pin Male Type 2 connector (Green) + 1x J1939 9-Pin Female connector (Green) + 1x OBD2 16-Pin Female connector (Black).
- Protocol Support: Fully compatible with both J1939 (CAN bus) and J1708 (legacy serial) communications, providing broad vehicle coverage.
- Material Quality: Industrial-grade green Deutsch connectors with internal red waterproof seals and locking rings, paired with heavy-duty, oil-resistant PVC wire.
- Wiring: Premium 20AWG pure copper cores ensure stable data and power transmission during long diagnostic sessions.
- Durability: Designed to withstand high vibration, extreme temperatures, and harsh working environments typical of commercial fleets.
Compatibility & Application
- Vehicle Fitment: Universally compatible with heavy-duty trucks, buses, and construction equipment using the 9-pin round port (e.g., Freightliner, Kenworth, Peterbilt, Volvo, International, Cummins, Detroit Diesel).
- Multi-Device Connection: Perfect for connecting a diagnostic scanner (or laptop) alongside an ELD or telematics device without interrupting each other's operation.
- Functionality: Enables reading/clearing fault codes, monitoring live engine data, ECU reprogramming, and fleet tracking compliance.
