Fortress Interlocks 313818 Solenoid Key Switch is a solenoid-operated key switch in the MSS1-SYM family from Fortress Interlocks. Identified by part number 313818, this unit is designed for integration with Fortress interlock systems as a safety interlock component. It provides keyed actuation of the solenoid to support controlled access and safety interlocking in equipment guarding and related safety setups.
