10 Sets Pack Surface Mounted Magnetic Contacts Door Reed Switch Sensor with Screws Connection Description A practical pack of 10 surface mounted magnetic contact reed switch sensor sets designed for door and window open close detection. Surface mount installation and screw terminal connections make these sensors simple to fit and integrate with wired alarm panels and access control systems. Key benefits Secure detection for entry points: Detects door and window open close events to help trigger alarms or automation routines. Easy surface mounting: Installs quickly on most door and window frames without recessed cutting or complex preparation. Screw terminal wiring: Secure, tool friendly connections for reliable wiring and straightforward integration with existing systems. Ready for multiple locations: Ten sets in one pack provide enough sensors for a house, small office, or multiple replacement points. Discreet, low profile fit: Surface mounted design keeps sensors compact and unobtrusive while maintaining functionality. Features and attributes Function: Magnetic reed switch sensor for contact detection between magnet and switch when a door or window opens or closes. Mounting style: Surface mounted for straightforward placement on frames and sashes. Connection type: Screw terminal connection for solid electrical contact and easy wiring. Pack quantity: 10 sets per pack, suitable for covering multiple doors or windows or for spare inventory. Build: Designed for everyday security and monitoring applications where reliable contact switching is required. Compatibility: Works with most wired alarm control panels, access control systems, automation interfaces, and monitoring devices that accept reed switch inputs. Installation highlights Position the switch and magnet on the fixed frame and moving leaf so they align across the closed gap. Mount both parts with the supplied screws and adjust alignment to ensure reliable switching. Wire the sensor to your alarm or control panel using the screw terminals and secure connections. Test the open and closed positions before finalizing installation. Practical use scenarios Home security: Monitor front doors, back doors, sliding patio doors, or windows to provide entry alerts to a wired alarm system. Small business and retail: Protect stockroom doors, display cases, or storage cabinets and connect to a local alarm or access control input. Facility monitoring and automation: Trigger lighting, logging, or notification events when doors or gates open and close in office areas, garages, or workshops. What this pack delivers Ten surface mounted magnetic contact reed switch sensor sets that combine simple installation, screw terminal wiring, and compatibility with standard wired security and control systems. The pack provides a practical solution for securing multiple entry points or maintaining spare parts for maintenance.