The Amphenol Sine Systems part AT06-3S-RJ120BK is a 3-way plug connector designed for industrial and commercial applications. It features a black female connector with a 120 OHM terminating resistor, specifically designed for J1939 communication protocols. This connector provides a reliable and secure connection for data transmission, ensuring optimal performance and compatibility. With its durable construction and high-quality materials, the AT06-3S-RJ120BK is built to withstand harsh environments and deliver excellent signal integrity. Whether used in automotive, heavy-duty trucking, or other industrial applications, this connector is a reliable choice for maintaining efficient data transfer.