Security Alarm Reed Switch
- Cat No:
- LA5072
Pack Size:1 Each
In Stock$8.95
Description
These are used to secure an alarm circuit on a door or window. Sold as a pair, one has a magnet inside, the other a reed switch. They have powerful magnets, with self adhesive or screw mount, and screw terminal connections.
Reed Switch contacts: closed when both units are together (ie current flows), and open when apart.
Normally CLOSED (NC) per pair.
Contact operation: Contacts are closed cicuit when the magnet is alongside the switch. For alarm installation this is denoted as the "normal" state as the door/window is secure and the alarm is armed.
Specifications
PropertyValue
- Dimension details
- Dimensions identical on switch and magnet
- Width
- 55mm
- Height
- 12.5mm
- Depth
- 13mm
- Packaged Dimensions
- 7.6 x 3.8 x 1.7 cm
