644180-6 is an MTA-100 series vertical PCB header connector designed for wire-to-board applications. This 13-position header features a 2.54 mm (0.100 in) contact centerline spacing with square copper alloy contacts plated with tin. The connector includes a friction lock mating mechanism and is rated for 250 VAC operation. It is constructed with a thermoplastic polyester housing in natural color with UL 94V-0 flammability rating, and supports PCB thickness of 1.60 mm (0.063 in). The header is RoHS/ELV compliant and wave solder capable up to 265°C, making it suitable for various electronic assembly processes.