The M80-8663405 is a male double-row horizontal PC tail connector from the Datamate L-Tek series, designed to mate with female connectors in the L-Tek family. This connector features a 3 mm PC tail with unlatched or locking latch options and is available in contact counts of 4, 6, 8, 10, 12, 14, 16, 18, 20, 26, 34, or 44 total contacts arranged in two rows. The connector is supplied with strain relief straps (order code M80-0030006) and offers multiple finish options including gold, gold + tin/lead, and gold + tin plating. It is suitable for PCB-mounted applications requiring reliable signal and power distribution in industrial and commercial equipment.