Wirenest® – Aftermarket Replacement for Noregon 121891-TC Diagnostic Cable – Supports Type 1 & Type 2 9-Pin J1939 with Tri-CAN – Compatible with JPRO® DLA+ 2.0 & DLA+ 3.0

Aftermarket Replacement for Noregon 121891-TCThe Wirenest replacement for Noregon 121891-TC connects your JPRO DLA+ 2.0 or DLA+ 3.0 diagnostic adapter to heavy-duty vehicles equipped with Type 1 or Type 2 9-pin J1939 Deutsch ports. It provides OEM-equivalent compatibility with enhanced Tri-CAN support for modern diesel platforms.DIRECT REPLACEMENT: Compatible aftermarket replacement for Noregon 121891-TC and fully compatible with DLA+ 2.0 and DLA+ 3.0 diagnostic interfaces.SUPPORTS TYPE 1 & TYPE 2 PORTS: Features a Green Type 2 9-pin connector that works with both Type 1 (Black) and Type 2 (Green) J1939 Deutsch diagnostic ports.TRI-CAN DATA SUPPORT: Supports CAN1, CAN2, CAN3 on Type 2 ports, along with SAE J1939 and J1587/J1708 protocols.COMPACT INLINE DESIGN: Approximately 1 ft overall length offers a clean, organized connection between the vehicle diagnostic port and the DLA+ module.BUILT FOR SHOP USE: Overmolded connectors, rugged jacket, and reinforced strain relief withstand daily professional use.Wirenest Quality You Can Trust Wirenest has delivered dependable diagnostic and specialty cable solutions since 2007. Every cable includes a 1-year limited warranty and lifetime technical support.Note: This is an aftermarket replacement product. Noregon and JPRO are trademarks of their respective owners and are not affiliated with Wirenest.

• DIRECT REPLACEMENT – Aftermarket diagnostic cable engineered as a replacement for Noregon 121891-TC. Compatible with JPRO DLA+ 2.0 and DLA+ 3.0 adapters using the 26-pin interface.
• SUPPORTS TYPE 1 & TYPE 2 9-PIN J1939 – Features a Green Type 2 9-pin connector that works with both Type 1 (Black) and Type 2 (Green) heavy-duty Deutsch diagnostic ports used across mixed fleets and modern Class 7–8 trucks.
• TRI-CAN DATA LINK SUPPORT – Fully supports CAN1, CAN2, and CAN3 networks on Type 2 ports, along with J1939 and legacy J1708/J1587 communication for maximum compatibility.
• COMPACT INLINE DESIGN – Approximately 1 ft inline lead provides a clean, clutter-free connection between the vehicle’s 9-pin port and the DLA+ module.
• SHOP-GRADE DURABILITY – Rugged overmolded connectors, reinforced strain relief, and a flexible jacket deliver long-lasting reliability for fleet shops, dealerships, and mobile technicians.
• WIRENEST TRUSTED BRAND – Since 2007, Wirenest has provided reliable, durable products backed by a 1-year limited warranty and lifetime technical support.