The M50-3650542R is a 10-contact 2-row 1.27mm male Wire-to-board Ejector Pin Header with gold plated brass contacts, 100% tin over nickel plated termination and black UL94V-0 LCP housing. The M50 series plug has vertical connector orientation and surface mount (SMT) connection type. Shrouded for robust pin protection, polarised to prevent mismating. It is suitable for use with 0.4mm square mating pin size.