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Security System Sensors

Shop the best prices on 5,301 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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2,785 - 2,816 of 3,200
W100 Smart WiFi Bridge Gateway and Door Sensor Set for Smart Lockboxes, APP Control for Home Office Security
From $69.00
Wireless Door and Window Alarm System with Magnetic Sensors for Home Security, 10-Pack
From $54.00
Door Window Contact Sensor RC33 Recessed Wired Magnetic Reed Switch White 10 Pack Security
From $39.95
Door Window Alarm for Home Security, Pool Door Alert for Kids Safety, Battery Powered (11 Pack)
From $109.00
5 Sets Magnetic Reed Switch DC100V Normally Open Closed Recessed Wired Door Window Sensor Switch for Alarm System White
From $30.95
Door Window Security Alarm RL9805 White AntiTheft Sensor Reliable Entry Monitoring Device
From $27.95
2X UTP 4 Channel Passive Video Balun Transceiver
From $28.95
Reflector Photocell Long Range 12-24V DC/AC Automatic Gate Infrared Photocell Sensor with Waterproof Cover
From $40.95
2X Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Security Protection System
From $39.95
Heavy Duty Wired Alarm Garage Door Magnetic Contacts Switch Sensor NC with Adjustable Bracket
From $20.95
5X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
From $12.95
Tuya APP Temperature Sensor Seedling Fermentation Animal Breeding Zigbee Temperature Detection Alarm
From $22.95
2X Smart Magnetic Door Sensor Zigbee Door Sensor for Home Security Wireless Contact Sensor Programmable with Smart Life
From $25.95
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (20 Sets)
From $23.95
90db Wireless Security Alarm Door Window Sensor Independent Magnetic Opening Sensor Enhanced Home Safety 10Pcs
From $16.95
2X Tuya ZigBee Devices Button Scene Switch Intelligent Linkage Smart Switch Battery Powered Work with Smart Life
From $23.95
3X Tuya Zigbee Door Window Sensors Wireless Smart Life Magnetic Door Sensor APP Remote Control
From $33.95
WinAPEX ET8101 Digital Multimeter True RMS Full Protection AC/DC Voltage Current Resistance Capacitance with LCD Backlight
From $30.95
Din Rail ATS Dual Power Automatic Transfer Switch 80A Miniature Dual Power Switch Mains Power to Mains Power
From $54.00
RF Signal Hiddens Camera Detector, High Sensitivity Anti-Camera Prevent-GPS Device, for Surveillance Detection
From $40.95
ZigBee Temperature Sensor Alarm Digital Ambient Thermometer Tuya Smart Life App Remote Control Home Automation EU PLUG
From $49.95
4X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
From $9.95
DFROBOT 24GHz MmWave C4001 Sensor Human Presence Distance Velocity Detection Sensor 25M UART for Real-Time Monitoring Tracking
From $54.00
Smart Magnetic Door Sensor Zigbee Door Sensor for Home Security Wireless Contact Sensor Programmable with Smart Life
From $19.95
2X Tuya Smart Vibration Sensor ZigBee Tuya Sensor Monitor App Control Security Protection Zigbee Sensor
From $24.95
5-Level Sensitivity Adjustment Window Glass Break Vibration+Magnetic Door Sensor, Requires Alarm Host to Operate
From $38.95
25 Pcs Mc-38 Wired Door Window Sensor Magnetic Switch for Home Alarm System,When Sensor Together,Normally Closed Nc
From $30.95
1-7pcs Tuya WiFi/Zigbee Smart Door Sensor Door Open/Closed Detectors Security Protection Smart Life APP Control Via Alexa Google Home
From $27.95
Window Door Alarms, Personal Security for Kids Safety, Burglar Alert, Door Open Chime Pack of 4
From $79.00
Christmas gifts,Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds, 4 In 1 Door Sensor
From $64.00
2X Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Security Protection System
From $27.95
Sensor Module for Low-Power Parking Detection Curb-Mounted and Median-Mounted Video Poles
From $22.95