Rolling Door Contact Magnetic Reed Switch Alarm with 3 Wires for N.O./N.C. Applications OC-60 Switches & Relays Package Include: 6 Pack x

Package Include: 6 Pack x Standoff with rubber spacer

The internal support is used as a structural support to strengthen the support of the corner compression failure

Overall Size: 33mm x 67mm (L*Hex W)

5 x 37 x 41mm/2

Product Name:Push Button Switch

Rolling Door Contact Magnetic Reed Switch Alarm with 3 Wires for N.O./N.C. Applications OC-60 Switches & Relays Package Include: 6 Pack xDescription: 1. Actuation Distance: 30 40mm. Zinc Alloy Housing, Stainless Steel Pipe. 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 (