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Security System Sensors

Shop the best prices on 3,584 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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1,633 - 1,664 of 3,200
Wifi door sensor, Tuya smart door and window sensor, detects open/close, supports USB charging and b
From $84.00
Infrared Sensor Switch No Contact Contactless Switches Door Release Exit Button with LED Indication
From $10.95
2X Wireless PIR Infrared Thermal Alarm Human Detection Sensor with Remote Control Outdoor Camping Anti-Animal Alarm
From $28.95
2X Smart Magnetic Door Sensor Zigbee Door Sensor for Home Security Wireless Contact Sensor Programmable with Smart Life
From $20.95
2X Tuya Smart Life WiFi Door Exit Button Voice Control Remotely Door-Opening Wireless Release Push Switch for Door Lock
From $34.95
DOBERMAN SE-0137 4 in 1 Household Anti-theft Door and Window Magnetic Spring Sensor Super Loud Simple Alarm Set Generic1
From $54.00
WiFi Door Sensor Alarm 2 Pack, 90dB Smart Door Alert with App Notifications, Works with Alexa and Google Home
From $47.95
Tuya Zigbee 2MQTT Multifunctional Pressure Sensor Flexible Thin-Film Pressure Sensor Detection Strip Intelligent Linking
From $69.00
Infrared Beam Sensor Outdoor Alarm Weatherproof Single Beam for Home Door and Window Security
From $27.95
Wired Magnetic Door Window Sensor Alarm Switch Detector for Home Security System MC31B
From $19.95
Wireless Window Alarm Sensor with Sensitivity Detection and Indoor Motion Detector for Home Security
From $25.95
1 Pair RC33 Recessed Door Magnetic Sensor Home Security Alarm Flush Mount Contact Switch DC 100V
From $19.95
Infrared Beam Sensor Pair with Waterproof 12V Outdoor Gate Safety Detector for Garage Door
From $31.95
Door Window Alarm Sensor 12V Wired Magnetic Contact Switch for Home Garage Security Aluminum Alloy
From $26.95
Security Alarm Sensor with Smart Motion Detection for Hotel Room and Door Window Safety
From $23.95
Wired Window Alarm Sensor NC NO Magnetic Door Sensor with Sensitivity for Home Security
From $19.95
Magnetic Door Contact Sensor NC Reed Switch for Garage Gate Security, Zinc Alloy, 40mm Gap
From $19.95
10pcs Magnetic Switch Door Window Security Alarm System Normally NC NO Contact Switches for Enhance
From $23.95
Door Contact Sensor Pack of 10, Wired Magnetic Reed Switch for Wooden Doors, Hidden Recessed Mount
From $47.95
2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Window Open Close Status DS3 Works with G2 TTLOCK App
From $26.95
Tuya APP Door Open/Closed Detectors Security Protection ZigBee Alarm Detector 2.4GHz Wireless Window Door Gate Sensor
From $17.95
Tuya APP Temperature Sensor Seedling Fermentation Animal Breeding Zigbee Temperature Detection Alarm
From $30.95
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
Door and window alarm 120db touch sensor
From $36.95
433 MHz wireless door magnetic sensor, home door and window alarm detector, used with gateway (comes with battery)
From $25.95
Tuya Zigbee 2MQTT Multifunctional Pressure Sensor Flexible Thin Film Pressure Sensor Detection Strip Smart Linkage
From $59.00
1 Pair Automated Gate Safe Infrared Detector Sensor/ Swing /Sliding/Garage Gate / Door Safety Infrared Photocells
From $39.95
Garage Door Bracket compatible Ring Alarm Contact Sensors 2nd Gen (Sensor Not Included), Garage Door Securi
From $36.95
Door Magnetic Alarm Wireless Door and Window Anti-Theft Alarm Home Anti-Theft Door Opening Sensor 10
From $39.95
DFROBOT 24GHz MmWave C4001 Sensor Human Presence Distance Velocity Detection Sensor 25M UART compatible withReal-Time Monitoring Tracking
From $79.00