This J1939 9-pin splitter cable is an essential diagnostic tool for heavy-duty commercial vehicles. Designed with a '1 male to 2 female' Y-configuration, it allows technicians to connect two separate J1939 devices (such as a scan tool and an ELD telematics device) to a single vehicle diagnostic port simultaneously. The durable green round connectors ensure a secure, vibration-proof fit, making it perfect for fleet management and shop diagnostics.
Accurate Specifications & Features
- Connectors: 1x J1939 9-Pin Male Plug (Vehicle side) + 2x J1939 9-Pin Female Sockets (Device side) .
- Connector Type: Heavy-duty green Deutsch (Type 2) industrial connectors with locking ring, designed to withstand harsh truck environments.
- Communication Protocols: Fully wired to support both J1939 (CAN bus) and J1708 (legacy serial) protocols for broad vehicle coverage.
- Wiring & Material: High-quality 20AWG pure copper cores with thick, oil-resistant, and high-temperature PVC insulation.
- Cable Length: Flexible cable length (typically 30-50cm) allows for easy routing under the dashboard without cable stress.
Compatibility & Application
- Vehicle Fitment: Universally compatible with heavy-duty trucks, buses, and construction equipment equipped with the standard 9-pin round connector (e.g., Freightliner, Volvo, International, PACCAR, Cummins, Detroit Diesel) .
- Diagnostic Tools: Connects standard truck diagnostic scanners and laptops to the vehicle ECU for reading fault codes and live data streaming.
- ELD & GPS Integration: Allows permanent installation of ELD/GPS devices while keeping the port available for regular maintenance checks.
