MC-56 NC Rolling Gate Door Contact Magnetic Reed Switch 2Set Split  Rivets 57-inch x 1

57-inch x 1

5 x IR Receiver Cable

14mm head diameter

Product Name : Rubber Mounts

Light Color: Emerald-Green

MC-56 NC Rolling Gate Door Contact Magnetic Reed Switch 2Set Split  Rivets 57-inch x 1Description: 1. Silver gray zinc alloy housing. 2. The reed switch is an electrical switch operated by an applied magnetic field. 3. Designed for use with alarm systems. Great for use in family and factory window, door. etc. 4. Screw Mounted for easily install. 5. 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