Knight are the market leading UK manufacturer of wired magnetic contacts. Magnetic Contact Detectors can easily be added to your wired alarm system using as little as 2 core cable. Ideal for protecting doors, windows, cupboards and drawers. These detectors will activate your alarm system immediately once the contact is separated from the magnet, i.e. when a door is opened.
The D25 is a 5 screw surface contact complete with a spring tamper switch. Two nickel screws to govern the reed switch, 2 screws for tamper and 1 spare screw for any custom requirements.
The tamper switch on this contact will detect removal from the fitting surface, meeting the requirements of Security Grade 2.
- Built in tamper
- 5 screw terminals
- Operating gap up to 20mm
- Grade 2
- Dimensions: H 67mm x W 14mm x D 12mm