Products Description
J1939 Type II Y-Split Cable for Heavy-Duty Vehicle Diagnostics

The J1939 Type II Y-Split Cable is designed for heavy-duty vehicle diagnostic, CAN bus data and fleet telematics applications. Its Y-split configuration provides a practical connection between the vehicle's J1939 diagnostic interface and additional diagnostic or telematics equipment.
The cable features one Deutsch 9-pin receptacle (P1), one Deutsch 9-pin plug (P2), and one Deutsch 6-pin plug (P3). This configuration is suitable for heavy-duty trucks, commercial vehicles, construction machinery, agricultural equipment and other vehicles using J1939 communication networks.
The cable assembly can be customized for different cable lengths, connector configurations, wiring requirements and OEM applications.
Connector & Product Configuration
| Item |
Specification |
|---|---|
| Connector 1 |
|
| Connector 2 |
|
| Connector 3 |
|
| Configuration |
|
| Communication |
|
Key Product Advantages
J1939 Vehicle Communication
Designed for SAE J1939 CAN bus applications commonly found in heavy-duty trucks, commercial vehicles, construction equipment and agricultural machinery.
9P to 9P + 6P Y-Split Design
One Deutsch 9-pin receptacle branches into Deutsch 9-pin and 6-pin plugs, providing a convenient multi-device connection solution.
Diagnostic & Telematics Integration
Suitable for connecting diagnostic tools, GPS trackers, ELD devices, telematics gateways and vehicle data acquisition equipment.
Reliable CAN Signal Wiring
Dedicated signal routing and drain connection support stable CAN communication in demanding vehicle and industrial equipment environments.
Application Scenarios

Heavy-Duty Truck Diagnostics
Connect diagnostic equipment to J1939 networks for vehicle troubleshooting, ECU communication and operating data acquisition.

Agricultural Machinery
Suitable for tractors, harvesters, sprayers and other agricultural machines requiring vehicle network diagnostics or data acquisition.
Products Drawing

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