The N1178C1175G-STSD from Nascom is a recessed 3/4" stubby SPDT switch for steel/wood doors, 3/8" press fit magnet, wire leads, gray. The N1178C 1175 Series is a 3/4” recessed stubby door contact designed for residential, commercial and industrial steel and wood door applications. The 3/8” press fit mini magnet provides installation flexibility where gap is not an issue. The N1178C 1175 is the installer’s choice of contact configuration because the contact set is designed to cut installation times and helps to prevent false alarms caused by shifting or warping doors.