Collection: Door & Window Alarms
Explore alarms and contact sensors that indicate when doors or windows open. Check mounting requirements, sensor spacing, power sources, and hub compatibility before purchasing.
-
3-in-1 Personal Safety Door Alarm for Travel, at Home, or Window Security
Regular price $59.90 USDRegular priceSale price $59.90 USD -
Security Door Window Alarm, 90DB Wireless Sensor Door Alarms Burglar Alarm
Regular price $47.50 USDRegular priceSale price $47.50 USD -
Personal Security Waterproof Door/Window Alarm - IP66 Waterproof with Remote Control, 113dB, Alarm/Doorbell Mode, Upgraded door gap spacing - Indoor/Outdoor Anti-Theft (1 Main Unit & 1 Remote Control)
Regular price $39.98 USDRegular priceSale price $39.98 USD -
3-in-1 Personal Safety Door Alarm for Travel, at Home, or Window Security
Regular price $59.90 USDRegular priceSale price $59.90 USD -
Door Window Alarm, 90DB Door Alarms for Kids Safety, 24Pack
Regular price $50.38 USDRegular priceSale price $50.38 USD -
WiFi Door Alarm, 8 Door Window Sensors, 2 Motion Sensors, Keypad,14 Pack
Regular price $279.98 USDRegular priceSale price $279.98 USD -
Security Door Window Alarm, 90DB Wireless Sensor Door Alarms Burglar Alarm
Regular price $25.18 USDRegular priceSale price $25.18 USD -
Aqara Door and Window Sensor P2, Contact Sensor with Remote Alarm
Regular price $55.98 USDRegular priceSale price $55.98 USD -
2 Sets Magnetic Reed Switch MC-31 NC Surface Mount Door Window Alarm, Magneti Door Switch, Magnetic Contact Sensor, for Home Security and Burglar Alarm White
Regular price $7.98 USDRegular priceSale price $7.98 USD -
Magnetic Reed Switch RC-33 NC Recessed Wired Door Window Alarm, with Lead Wire Magneti Door Switch, Magnetic Contact Sensor, for Home Security and Burglar Alarm White - (2 Sets )
Regular price $11.98 USDRegular priceSale price $11.98 USD -
2 Sets Magnetic Reed Switch RC-36 NC Recessed Wired Door Window Alarm, with Lead Wire Magneti Door Switch, Magnetic Contact Sensor, for Home Security and Burglar Alarm White
Regular price $7.98 USDRegular priceSale price $7.98 USD -
Security Door Window Alarm, 90dB Burglar Alarm Sensor for Home & Kid Safety
Regular price $17.98 USDRegular priceSale price $17.98 USD -
Door Window Alarm - 9 Pack - Adjustable mode Door Alarm Sensor Door Alarm for Kids Safety, Door Open Chime Burglar Alert, Pool Alarm for Home Security, Kids and the elderly Safety
Regular price $73.98 USDRegular priceSale price $73.98 USD -
Security Door Window Alarm, 90DB Wireless Sensor Door Alarms Burglar Alarm
Regular price $42.70 USDRegular priceSale price $42.70 USD -
Door Window Alarm, 90DB Door Alarms for Kids Safety, 10Pack
Regular price $26.80 USDRegular priceSale price $26.80 USD -
Security Door Window Alarm, 90DB Wireless Sensor Door Window Burglar Alarm
Regular price $29.98 USDRegular priceSale price $29.98 USD