WESUA 5 Pack Magnetic Contacts Switch Window Door Sensor for Alarm System NC 3/8″

Price: $8.99
(as of Dec 06,2022 13:08:24 UTC – Details)

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: NC
Material: ABS plastic
Color: white
Pack: 5pairs/bag
Small size, easy to install and concealment
Flush mounted cylindrical magnetic contacts
φ10mm 3/8″ diameter press to fit
Ideal for window or wooden door
Standard 300mm #24 AWG leads