Spdt switches connect to an alarm system and to another device such as a motion detector.
Magnetic contact sensor for doors windows.
The alarm will activate when the magnet is pulled away by the opening door or window.
Mount the magnet to the door or window and mount the switch to the frame.
Wire contacts to an alarm system to alert when doors or windows are opened.
These door contact position switches dcs work with all access control and burglar alarm systems 4 1 out of 5 stars 7.
1 pcs door contacts surface mount nc security alarm window sensors with magnetic reed switch.
Gufastore 10pcs surface mount alarm 10w 100v 0 5a in max magnetic contact ideal for door window security with lead wire and 3m adhesive paper 4 4 out of 5 stars 80 14 99 14.
Gufastore 10pcs surface mount alarm 10w 100v 0 5a in max magnetic contact ideal for door window security with lead wire and 3m adhesive paper 4 4 out of 5 stars 77 14 99 14.