Samtec Inc. Socket, 2.54Mm, Pass-Through, 43 Position, 1Row; Connector Systems Samtec BCS-143-L-S-PE-BE

The Socket, 2.54mm, Pass-Through, 43 Position, 1 Row from Samtec (part number 83T7934) is designed for board-to-board applications with a pitch spacing of 2.54mm. It features a single row with 43 contacts and is suitable for through-hole mounting. The insulator material is black liquid crystal polymer, while the contacts are made of phosphor bronze with options for gold or tin plating over nickel. This socket has a current rating of 4.6 A per pin and a voltage rating of up to 475 VAC, depending on the mating connector. It operates within a temperature range of -55¬8C to +125¬8C and has a contact resistance of 10 mOc. The insertion depth varies from 4.34mm to 7.24mm from the top, and the average insertion force is 5 oz. The product is RoHS compliant and lead-free solderable, making it suitable for environmentally conscious designs. Engineers should consider this socket for applications requiring reliable electrical connections in compact spaces, particularly where pass-through functionality is needed.