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Shop the best prices on 3,573 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Other, Ebox and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Canada.

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1,697 - 1,728 of 3,573
24Pcs Door and Window Alarm Electronic Alarm Window Alarm Sensor
$43.95
433MHz Door Magnetic Contact Switch Wireless Sensor Detector Switch for Home Garage Alarm Security
$21.95 Save $13.00 RRP: $34.95
Single White Beam Photoelectric Sensor Detector Beam 10m/30FT Distance for Auto-Door
$34.95 Save $9.00 RRP: $43.95
1/4 Inch Magnet Riser,5 Pack Mount to Any Doorway, Window, and Entryway,Ring Sensor/Magnet Not Incl
$18.95 Save $10.00 RRP: $28.95
Worgeous 1 Set Door Open Sensor Window Alarm Magnetic Contact Sensor Door Bell
$17.95 Save $17.00 RRP: $34.95
Sensor Cage Protecting Alarm Head Protector 1 Piece for Residential Use
$19.95 Save $10.00 RRP: $29.95
Masteelf 1 Set Door Open Sensor Window Alarm Magnetic Contact Sensor Door Bell
$17.95 Save $8.00 RRP: $25.95
Doors and Windows Alarm Home Safety Anti-theft Wireless Door Magnetic Sensor 110dB Volume Refrigerator Window Open Reminder
$37.95 Save $8.00 RRP: $45.95
Tuya ZigBee Vibration Sensor Smart Home Vibrator Door Window Break Burglar Detector Smart Life APP Security Protection
$24.95 Save $8.00 RRP: $32.95
Vibration Alarm Sensors 120dB Ultra-Slim Detector Anti-Theft Burglar Alarm for Home Window Door Bike Bag Security Black
$16.95 Save $5.00 RRP: $21.95
Tuya Zigbee Smart Vibration Sensor Home Security Guard Real-Time Monitoring Alarm Notification Tilt Detector
$31.95 Save $10.00 RRP: $41.95
Tuya Smart Door Sensor Wireless WiFi Door Window Detector Smart Linkage Window Door Contact Sensor for Home Security
$19.95 Save $6.00 RRP: $25.95
Tuya ZigBee Door Window Sensor Wifi Smart Home Door Sensor Alarms Wireless Door Magnetic Alarms with Zigbee Gateway
$45.95 Save $13.05 RRP: $59.00
Zigbee Smart Vibration Sensor,Real Time Monitoring,Door Window Vibration Detection Siren for Home,App Remote Control
$20.95 Save $7.00 RRP: $27.95
Tuya WiFi Smart Home Burglar Alarm Sensor Infrared Motion Detector PIR Sensor Security Protection Remote Monitor
$32.95 Save $9.00 RRP: $41.95
Zigbee Temperature and Humidity Sensor Mini Temperature Humidity Detector with for App Control
$16.95 Save $5.00 RRP: $21.95
TUYA Zigbee 3.0 Window Door Sensor for Smart Hub App
$40.95 Save $28.05 RRP: $69.00
5pcs Door Sensor Alarms Loud Door Chime Security Contact Sensors for Home Office Easy Install Reliable Theft Protection with Battery Included
$27.95 Save $11.00 RRP: $38.95
5pcs 433MHz Wireless Vibration Glass Break Detector, Adjustable Sensitivity, Compatible with Alarm Systems
$27.95 Save $15.00 RRP: $42.95
Tuya ZigBee Smart Door Sensor Door Open/Closed Wireless Detector Tamper Alarm Security System Work
$19.95 Save $3.00 RRP: $22.95
Ultrasonic Ranging Alarm Kits LED Display Design of Reverse Alarm DIY Kit Ultrasonic Sensor Module
$17.95 Save $6.00 RRP: $23.95
Wireless Door and Window Vibration Sensor Alarm 125dB Glass Breakage Anti-Theft Sensor, Easy Instal
$14.95 Save $1.00 RRP: $15.95
Wireless Door and Window Vibration Sensor Alarm 125dB Glass Breakage Anti-Theft Sensor, Easy Instal
$14.95 Save $1.00 RRP: $15.95
8X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
$13.95 Save $7.00 RRP: $20.95
Automated Gate Infrared Beam Sensor Safe Infrared Emitter Receiver for Electric Chicken Coop Door
$35.95 Save $33.05 RRP: $69.00
Tuya Wifi Smart Door Sensor Window Entry Sensor with Scene Interaction Button Smart Life for APP Remote Control
$18.95 Save $10.00 RRP: $28.95
Tuya Zigbee Smart Vibration Sensor Home Security Guard Real-Time Monitoring Alarm Notification Tilt Detector
$26.95 Save $14.00 RRP: $40.95
4K Ultra HD Universe Galaxy LED Projection Light Atmosphere Light
$79.00 Save $15.00 RRP: $94.00
Touch Sensor Door Access Control System Switch Home Security Unlock Exit Button
$19.95 Save $12.00 RRP: $31.95
Infrared Photoelectric Beam Sensor Barrier Detector Alarm System for Revolving Sliding Automatic Door
$40.95 Save $23.05 RRP: $64.00
Infrared Sensor Switch Contactless No Touch Door Exit Button with Backlight for Access Control
$18.95 Save $10.00 RRP: $28.95
R558S Capacitive Fingerprint Acquisition Module Access Control Security Equipment Fingerprint Recognition Module
$31.95 Save $27.05 RRP: $59.00