The LC300 lock cases setting snib is locked to the middle option. The lock opens by cylinder- or thumbturn action. If necessary, a handle can be installed. The lock does not have a deadlock mechanism. Installing handles on both sides of the door is mandatory if used as a fire door. The lock can be used with an electric striker plate.
Microswitch version. The switch will change its status when the bolt is fully extended. The lock case works with the 4613 and 6414 striker plates.
Fire resistance: EI 120.