Pressure Welding Bar Connector (XA) 2.5mm Pitch Description Secure locking device prevents accidental disconnection. Header wafer is made of solder crack preventive material, glass-filled PA66 nylon. Header pins are round and reflow-treated, which provides low insertion force. Shrouded headers on radial-tape are also available. Headers with polarizing bosses are also available. Connector 2.5mm Pitch Display