MICRO SWITCH 924CE Series Miniature Safety Limit Switch, 1NC/1NO Direct Opening, Slow Action, Roller Plunger Parallel (Boot Seal), 6 ft Bottom Exit Cable, 100 mA to 10 A (Thermal), Silver Contacts The 924CE Series Miniature Safety Electromechanical Switch is designed for applications where space is at a premium. SIL 3 capable.