JST XA Series 2.5mm Shrouded PCB Header Connectors XA series wire to board shrouded PCB header connectors with a 2.5mm pitch. These XA 2.5 mm shrouded headers have a locking ramp device that provides a secure connection to the mating connector. This locking device also helps to prevent disconnection during the assembly process and due to vibration. Insertion guides and polarization bosses are also incorporated into the housing design of these XA series PCB headers to facilitate easy insertion and accurate alignment on the PCB. The housings of these XA series PCB headers are made from glass filled PA66 nylon which is effective against solder cracking problems. The header pins are rounded in design and reflow treated providing a low insertion force. Features and Benefits • Locking device for secure connection • Insertion guides for accurate and easy insertion • Polarisation bosses for accurate alignment on PCB • Solder crack preventive material • Low insertion force