![Amazon.com: UHPPOTE Normal Closed Wired Screw-Terminal Surface-Mount Magnetic Contact for Window Door Security (Pack of 5) : Electronics Amazon.com: UHPPOTE Normal Closed Wired Screw-Terminal Surface-Mount Magnetic Contact for Window Door Security (Pack of 5) : Electronics](https://m.media-amazon.com/images/I/616r6v5L+LL.jpg)
Amazon.com: UHPPOTE Normal Closed Wired Screw-Terminal Surface-Mount Magnetic Contact for Window Door Security (Pack of 5) : Electronics
![Wireless Digital Door / Window Alarm with Programmable Security Keypad (Model PPS-SF021) – Vigilant Personal Protection Systems by Mace Wireless Digital Door / Window Alarm with Programmable Security Keypad (Model PPS-SF021) – Vigilant Personal Protection Systems by Mace](https://cdn.shopify.com/s/files/1/1188/9658/products/PPS_220AK__96680.1432070299.1280.1280_large.png?v=1456697515)
Wireless Digital Door / Window Alarm with Programmable Security Keypad (Model PPS-SF021) – Vigilant Personal Protection Systems by Mace
![TANE Wired Side Lead Surface Mount Magnetic Contact BROWN Color Alarm Window Security Magnetic Door Switch Magnetic Contact Switch Reed Switch Normally Open + UL Listed FM-102-BR - FPC Security TANE Wired Side Lead Surface Mount Magnetic Contact BROWN Color Alarm Window Security Magnetic Door Switch Magnetic Contact Switch Reed Switch Normally Open + UL Listed FM-102-BR - FPC Security](https://fpcsecurity.b-cdn.net/wp-content/uploads/2021/08/surface-mount-contact-front-FM-102-BR-tane.jpg)
TANE Wired Side Lead Surface Mount Magnetic Contact BROWN Color Alarm Window Security Magnetic Door Switch Magnetic Contact Switch Reed Switch Normally Open + UL Listed FM-102-BR - FPC Security
![Oem Normally Open Closed Wired Metal Detectors Door Prices 12v 24v Alarm Window Door Contact Sensor Magnetic Reed Switch - Buy Door Or Window Magnetic Contact Switch,Magnetic Contact Sensor 2 Wires Reed Oem Normally Open Closed Wired Metal Detectors Door Prices 12v 24v Alarm Window Door Contact Sensor Magnetic Reed Switch - Buy Door Or Window Magnetic Contact Switch,Magnetic Contact Sensor 2 Wires Reed](http://sc04.alicdn.com/kf/Ha66d71ffb0e44b0eaea66f7fe979048cW.png)
Oem Normally Open Closed Wired Metal Detectors Door Prices 12v 24v Alarm Window Door Contact Sensor Magnetic Reed Switch - Buy Door Or Window Magnetic Contact Switch,Magnetic Contact Sensor 2 Wires Reed
![Door/Window Entry Alarm with Magnetic Sensor, Pack of 2 - Household Alarms And Detectors - Amazon.com Door/Window Entry Alarm with Magnetic Sensor, Pack of 2 - Household Alarms And Detectors - Amazon.com](https://m.media-amazon.com/images/I/41eKPPPEokL._AC_.jpg)
Door/Window Entry Alarm with Magnetic Sensor, Pack of 2 - Household Alarms And Detectors - Amazon.com
![Screw Mounted Contact Switch Magnetic Door/window Sensor Bs-2021 - Buy Wired Automatic Contact Switch,Burglar Alarm,Door Magnetic Contacts Product on Alibaba.com Screw Mounted Contact Switch Magnetic Door/window Sensor Bs-2021 - Buy Wired Automatic Contact Switch,Burglar Alarm,Door Magnetic Contacts Product on Alibaba.com](http://sc04.alicdn.com/kf/H3c558e44a9fc4dce9ec8a69e0c06b64cW.jpg)
Screw Mounted Contact Switch Magnetic Door/window Sensor Bs-2021 - Buy Wired Automatic Contact Switch,Burglar Alarm,Door Magnetic Contacts Product on Alibaba.com
![Amazon.com : 10 pk Recessed White Door Window Security Alarm Switch Reed Contact Magnet 3/8" : Electronics Amazon.com : 10 pk Recessed White Door Window Security Alarm Switch Reed Contact Magnet 3/8" : Electronics](https://m.media-amazon.com/images/I/41jDf1wVw8L._AC_UF894,1000_QL80_.jpg)
Amazon.com : 10 pk Recessed White Door Window Security Alarm Switch Reed Contact Magnet 3/8" : Electronics
![12V 24V Electric Magnetic Door Contact Alarm Switch - China Magnetic Door Alarm Switch and Door Open Switch 12V 24V Electric Magnetic Door Contact Alarm Switch - China Magnetic Door Alarm Switch and Door Open Switch](https://image.made-in-china.com/155f0j00bFiQSmLsQMrJ/12V-24V-Electric-Magnetic-Door-Contact-Alarm-Switch.jpg)