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Security System Sensors

Shop the best prices on 5,127 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Gze, Maikaisen and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Canada.

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3,073 - 3,104 of 3,200
2PCS Tuya Smart WiFi SOS Button Emergency Wireless Security Alarm Panic Device for Safety Smart Life Remote
From $26.95
6-pack Window Alarm, Mini Wireless Window Door Burglar Alarm Security System Magnetic Se-dwdz [XR]
From $34.95
Alli Steel Swivel Eye Hook With Se 2 Ton Round Fixed Eye Lifting Hook Hook For Ship Building Ru-
From $39.95
10W Magnetic Reed Switch Zinc Alloy Responsive NC Door Window Contact Sensor for Garage or Warehouse
From $43.95
W100 Smart WiFi Bridge Gateway and Door Sensor Set for WeHere Smart Lockboxes, APP Control for Home Office Security
From $84.00
433 MHz wireless door magnetic sensor, home door and window alarm detector, used with gateway (comes with battery)
From $25.95
433Mhz Wireless Door Magnetic Sensor Home Door Window Alarm Detector Use with Gateway (Comes with Battery)
From $34.95
Aqara Zigbee Door Window Sensor Wireless Connection Smart Mini Sensor Work With Mi Home App (China region) compatible with Android IOS
From $33.95
4pc-120dB Door and Window Alarm,Door and Window Opening Alarm Detector,Home Security,Wireless Magnetic Sensor,Anti-theft,Cabinet,Safe Business
From $29.95
Wireless Home Door Window Sensor Burglar Security Alarms System Opening Magnetic Door Sensor 130db Security Alarms A
From $15.95
R558S Capacitive Fingerprint Acquisition Module Access Control Security Equipment Fingerprint Recognition Module
From $11.95
Tuya Wifi Door Sensor Window Entry Sensor Security Burglar Magnetic Sensor Alarm Smart Life for APP Remote Control
From $10.95
4pcs Door Window Sensor Zigbee Wireless Connection Smart Mini Door Sensor Work for Aqara Gateway Mi Home HomeKit
From $104.00
5Set/Lot Wireless Burglar Alarm Door and Window Magnetic Sensor Alarm Smart Home Security Protection Door Window Alarm
From $13.95
Zigbee Smart Vibration Sensor,Real Time Monitoring,Door Window Vibration Detection Siren for Home,App Remote Control
From $17.95
Advanced Solar Energy Rain Sensor for Wireless Outdoor Rain Detection Water Leak Sensor Linkage Control
From $47.95
90db Wireless Security Alarm Door Window Sensor Independent Magnetic Opening Sensor Enhanced Home Safety 5Pcs
From $14.95
Tuya ZigBee SOS Button Sensor Alarm Wireless Emergency Help Switch Elderly Children Alarm Tuya Smart Life Remote Control
From $30.95
Door Window Sensor Quick Response Data Storage Voice Operation Red LED Door Alarm
From $27.95
3Pcs Tuya WiFi SOS Button One Key Emergency Wireless Security Alarm Panic Device for Elderly Kids Home Smart Life Remote
From $46.95
Tuya wifi magnetic door anti-theft alarm home door and window remote sensor artifact alarm door opening prompter - 1 piece
From $47.95
Door Alarm, Wireless Door Window Contact Sensor For Kids Safety 4 Pcs
From $18.95
Wireless Door Alarm with Remote Windows Open AlarmsHome Security Sensor Pool Alarm for Kids Safety Sliding (2 Pack)
From $89.00
2026 Good!! Window Door Alarms, Personal Security for Kids Safety, Burglar Alert, Door Open Chime Pack of 4
From $79.00
RC-33 NC Recessed Wired Security Window Door Contact Sensor Alarm Magnetic Recessed Switch White - (6 Sets)
From $10.95
5X White Door Window Contacts Magnetic Reed Switch Sensor
From $13.95
Zigbee Smart Door Window Sensor Wireless Mini Alarm Sensor for Xiaomi Mijia Mi Home HomeKit
From $13.95
Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door Window Sensor Transducer Smart Life Home(2PCS)
From $16.95
Tuya Smart ZigBee 3.0 Smart Temperature and Humidity Sensor Battery Powered Security with Tuya Smart
From $44.95
Garage Door Bracket for Ring Alarms Contact Sensors(2nd Gen), Easy-to-Install Garage Door Safety Accessory
From $10.95
Split Type Door and Window Sensor Door Magnet Sensor EU Black
From $23.95
4X Tuya ZigBee Devices Button Scene Switch Intelligent Linkage Smart Switch Battery Powered Work with Smart Life
From $36.95