The J1939 FMM Y-Cable is a high-quality automotive diagnostic cable designed for seamless data transmission in heavy-duty vehicles and industrial applications. This specialized 8-inch Y-cable features a Type 2 Green Female to Dual Green Male connector configuration, including a 4-slot and jam nut connection for optimal compatibility. Crafted with a durable 20 AWG wire, this cable provides reliable and consistent performance across all 9 pins, wired 1:1 for direct communication between devices. Built to meet J1939 standards, it is suitable for various on-board diagnostics (OBD) applications, enhancing connectivity between ECUs and ensuring dependable signal integrity. Ideal for mechanics, technicians, and engineers requiring a robust and efficient cable solution in the automotive or heavy machinery industries.