Enhance the durability and reliability of your automotive electrical connections with TE Connectivity / Deutsch Automotive part number W3S-1939-P012. This wedge lock features a 3-pin design with a blue protective plug, ensuring a secure and weatherproof connection. Additionally, the integrated SL retention system and J1939 compatibility make it ideal for a variety of automotive applications. Trust in TE Connectivity / Deutsch Automotive for quality parts that are built to last.