MC-33C Normally Closed Recessed Window Door Contact Sensor Alarm Magnetic Reed Switch - (6 Sets) - Product Features
- Package Included: 6 Sets x Alarm Magnetic Reed Switch;Model: MC-33C
- Application: The door contact sensors work as an anti-theft alarm, ideal for metal door and window.
- Easy To Install: Have small screw terminals which makes it much easier to wire. Closed loop magnetic contact that features a terminal block style connection for accepting wire.
- Contact Type: NC means Normally Closed: When the magnet together, the circuit is conductive( light on ); When the magnet separate, the circuit is not conductive ( light off )
- Has many uses MC-33C Door Contact Sensorsthe door contact sensors that are in use with any and all commercial or residential card access systems as well as all security burglar alarm system