Introducing the 20021221-00040C4LF, a high-performance surface mount PCB pin header connector designed for robust and reliable board-to-board or cable-to-board connections. With 40 gold-plated copper alloy contacts arranged in two rows and a pitch of 1.27mm, this connector ensures secure and efficient signal transmission in even the most demanding applications. Constructed from high temperature plastic with a UL 94V-0 flammability rating, it guarantees superior durability and safety. Operating flawlessly in a wide temperature range from -55°C to 125°C and rated for 125VAC, this connector is suitable for use in diverse environments. Its straight mount angle and shrouded design offer easy installation and enhanced protection. With a mating length of 3.05mm, it accommodates standard PCB layouts with precision. Trust the 20021221-00040C4LF for high-speed and high-reliability connectivity in your designs.