1-640453-4. The MTA 100 series right angle PCB mount header, featuring a housing made of UL 94V-0 rated Polyester - GF for enhanced safety. With 14 contacts in a single row and a pitch of 2.54 mm, this header is designed for efficient board connectivity. Each contact is made of durable Copper Alloy with Tin plating, suitable for signal applications with a voltage rating of 250 VAC. Solder termination method, operating temperature range of -55 to 105 °C, and RoHS compliance make it ideal for various industries, including appliances. Trust in the quality and reliability of this 1-640453-4 header, a crucial component for your PCB assembly needs.