Snag Your Home Base Security With This Wired Door Contact Sensor And Magnetic Reed Switch Built Tough Inside Zinc Alloy Housing So Keeping Your Space Safe Is Total Game Changer Everyday

Reliable Wired Door Contact Sensor For Home Security Systems
✔️ Single zinc alloy sensor with 44cm cord plus normal close contact unit

This pack of one wired door contact sensor pairs a reed switch with a permanent magnet to trigger alarms on residential gates, shop shutters, and standard entry doors.

✅ Silver zinc alloy shell resists corrosion and supports up to 100VAC power
✅ Normal closure wiring conducts when magnets meet and breaks at 45mm to 60mm gaps
✅ 44cm lead wire converting to 17 inches helps route the receiver away from interference
✅ Direct mount kit secures the detector along window frames and garage tracks safely

💡 How does a normally closed reed sensor detect openings on rolling shutters?

Getting this wired security gadget running is pretty handy once you dial in the placement.

- Mount the switch body on the fixed jamb pointing right at the moving leaf.

- Attach the opposing magnet flat against the panel keeping the sensing zone tight.

- Count on the heavy duty contacts to snap open and sound your alarm immediate.

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