10Pcs Magnetic Reed Switch NC Wired Door Window Sensor 15mm Working Distance Door Contact Sensor for Home Security Alarm System

Specifications:Working Distance: 15mm + 5mmSwitching Pressure: 100VDCLoad current: 300 mALife: 1 million timesSwitch Output: NC (Normally Closed)Package Weight: 91g/3.2ozPackage List:10 Pair * Door Window Sensor

• 【Direct Wired Integration】This Wired Door Sensor supports direct connection to GND and N.C ports without external power, making it suitable as a Security Contact Sensor for most home security alarm systems and improving installation convenience for entry monitoring setups
• 【Magnetic NC Operation】Built with a Magnetic Reed Switch design, the system keeps the circuit closed when aligned and opens when separated, functioning as a Door Contact Sensor to help monitor entry points accurately in residential and office environments
• 【Stable Detection Range】With a 15mm plus 5mm working distance, this Door Window Sensor and Window Contact Sensor helps maintain consistent alignment performance, supporting reliable status detection for doors and windows in daily security use
• 【Long Service Cycle Design】Rated for up to 1 million switching cycles with 100VDC switching pressure and 300mA load current, this Magnetic Door Switch provides consistent performance for repeated door and window monitoring in wired alarm systems
• 【Wide Home Application】Suitable as a Wired Window Sensor for non iron doors and windows, this Door Contact Sensor set supports homes, apartments, garages, and offices, helping expand coverage for multiple entry points in security alarm setups