Harwin's M40 1 mm fine pitch connectors are used in a wide variety of applications including data/communications, medical, hand-held devices, monitors, and industrial applications. These 1 mm pitch board-to-board connectors are fully shrouded and are available in a variety of pin counts up to 51 contacts. Location pegs ensure correct positioning on the board. They are polarized to prevent mismating and have staggered pins to optimize board layout.