The ID25S33E4GX00LF from Amphenol Communications Solutions is through hole mounting, right angle d-sub connector, receptacle with female sockets, 25 position, 2 rows and solder termination. This is d-sub connector with board lock, mounting brackets and flange (4-40). The ID15S33E4GV00LF has copper alloy contacts with gold flash finish, polyester dialectric and steel, tin plated shell. Operating temperature range is from -55°C to 125°C.