ST-PS is a terminal socket designed for PC board mounting that enables one-touch chassis connection and removal. It features a 2.54 mm x 4 pitch DIL terminal array for easy PC board pattern design, with contact and coil terminal intervals of 2.54 mm and 100 mil spacing. The socket supports chassis thickness from 0.6 mm to 2.2 mm and provides high breakdown voltage of 4,000 Vrms between contact and coil, with maximum continuous current rating of 10 A. The symmetrical terminal configuration includes an arrow mark to prevent mis-insertion, and the socket is RoHS compliant. This product is ideal for relay-based automation control applications requiring reliable electrical connections and secure mechanical fastening.