WESUA 5 Pack Surface Mounted NC Magnetic Door Contacts Switch Sensor white

Product Details

• Small size, nice looking, ideal for window or wooden door
• Screws installation make it more firm
• ABS normally closed door contact switch, alarm when the magnet part away
• Application: door / window entry burglar alarm system
• NC magnetic contact switch sensor

Magnetic contacts is widely used for alarm system(panel) to detect state of door. It consist of a reed switch part and a magnet part . When door closed, reed switch is effected by magnet and turn ON; when door open, reed switch is effected by magnet and turn OFF, trigger alarm.Contact type: NCMaterial: ABS plasticColor: whitePack: 5pairs/bag