Magnetic Contact Switch
$3.99
✅SHIPS TODAY
Detect when a door, window or box opens! Place the magnet on one side and the sensor (with wires) on the other. When the Magnet is within 3cm of the sensor, the 2 wires will be connected.
Detect when a door, window or box opens! Place the magnet on one side and the sensor (with wires) on the other. When the Magnet is within 3cm of the sensor, the 2 wires will be connected.
Contents:
- Magnetism Sensor / Reed Switch (with wire leads)
- Magnet
Features:
- Plastic Housings with Screw Holes
- Adhesive backing for both pieces for easy mounting in your projects
- Detect when a door, box, window or other item closes!
- Great for alarms, music boxes, drawers and other times you want to know whether something is open or closed.
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Detect when a door, window or box opens! Place the magnet on one side and the sensor (with wires) on the other. When the Magnet is within 3cm of the sensor, the 2 wires will be connected.