ACSI 1310-9 Mortise Keyswitches Adjustable time delay, single gang, 1 LED (red or green), SPDT contacts, wall mountACSI Series 1310 Mortise Keyswitches are designed to control electric locks, electric strikes, electric exit devices and a variety of other control applications. The keyswitches allow keying the electrically controlled openings to facility master key systems. DPDT contacts unless otherwise noted.