Recessed Window And Door Contact Sensor Alarm With Magnetic Reed Switch NC And NO Two Sets For Easy Home Security Install Plug And Play DC 100V 0.5A Max Actuation 15 To 20 Mm

Recessed Window/Door Contact Sensor with Reed Switch 2-Pack
✔️ Dual NC/NO magnetic reed switches, 0.5A max, DC 100V, 15-20mm actuation

This recessed sensor kit includes two magnetic reed switches designed for alarm systems. Ideal for securing windows, doors, and cabinets in homes and small offices. It signals a switch state without powering load and is easy to install with plug-and-play DC compatibility.

✅ NC & NO combined: use normally open or normally closed freely
✅ Voltage rating: DC 100V, current up to 0.5A
✅ Actuation distance: 15-20 mm
✅ Includes 2 magnetic reed switches in package
✅ Cable colors: white common; red NO; gray NC
✅ Package contents: 2 x Magnetic Reed Switches

💡 What is a common use for a recessed window/door contact sensor in home security? This handy device helps monitor entry points and trigger alarms when a door or window is opened. - Ideal for alarm panels and centralized security systems - Provides a simple, dry-switch signal with no power load - Works with NC or NO configurations for flexible wiring - Great for discreet installation in tight frames