Description:1.NC means Normally Closed:When the magnet together, the circuit is conductive( light on ); when the magnet separate, the circuit is not conductive ( light off ).When make order,pls check carefully!2.These are the door contact sensors that are in use with any and all commercial or residential card access systems as well as all burglar alarm system.3.Work as an anti-theft alarm, perfect for metal door and window. Specification:Product Name: Magnetic Door SwitchModel: RC-35Contact Type: NC (Normally Closed)Actuation Distance: 10-15mmMax. Current: 0.1AMax. Contact Power: 2WWorking Voltage: DC200VEach Size(Approx): 32 x 11mm / 1.26 x 0.43-inch (H*D)Cable Length(Each): 25cm / 9.8-inchMaterial: ABS (Housing)Wire Type: 1007UL#24AWGColor: WhiteNet Weight: 35g Package Content:1 x Magnetic Door Switch
