1-770876-1 is a 9-circuit matrix style vertical pin header designed for use in the AMP Soft Shell Pin and Socket Connector system. This header features duplex plating and is configured without drain holes, with an A dimension of .551 inches (14.00 mm). The connector is RoHS compliant and mates with Mini-Universal MATE-N-LOK plug housings (172169-1) and Mini-Universal MATE-N-LOK 2 plug housings (794194-1) using socket contacts. It is suitable for wire-to-board and board-to-board interconnect applications requiring reliable multi-circuit connections in industrial and commercial electronic equipment.