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Security System Sensors

Shop the best prices on 4,549 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ebox, Yale and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Canada.

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3,041 - 3,072 of 3,200
Door Alarm and Window Sensor, 110dB Loud 4 Modes Battery Operated Home Security (3 Pack)
$37.95 Save $16.05 RRP: $54.00
Door Window Alarm with Magnetic Sensor Easy Install Battery Powered Home Security Alert for Apartments Offices Garages
$22.95 Save $10.00 RRP: $32.95
2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Window Open Close Status DS3 Works with G2 TTLOCK App
$25.95 Save $13.00 RRP: $38.95
Magnetic Switch Alarm Sensor Overhead Garage Door Contacts with L Bracket
$13.95 Save $45.05 RRP: $59.00
High Sensitive Vibration Detector Earthquake Alarms with LED Lighting Door Home Wireless Electric Car Alarm
$20.95 Save $23.00 RRP: $43.95
Zigbee Smart Gateway Zigbee Wireless Hub Gateway for Smart Home Automation for Zigbee Devices Via Smart Life
$32.95 Save $26.05 RRP: $59.00
Tuya Smart WIFI Door Sensor Breaking in Protection Alarm Anti-Theft 90DB Window Open Detector Voice Control
$14.95 Save $16.00 RRP: $30.95
Smart Home Zigbee Temperature and Humidity Sensor Remote Control SmartLife Work with Alexa Google Assistant
$14.95 Save $15.00 RRP: $29.95
5 Pcs Mc-38 Wired Door Window Sensor Magnetic Switch For Home Alarm System,When Sensor Together,Normally Closed Nc
$9.95 Save $5.00 RRP: $14.95
Glass Break Alarm Glass Door Window Vibration Sensor 130db Glass Breaking Alarm Window Sensor
$33.95 Save $65.05 RRP: $99.00
Tuya Zigbee Rain Sensor 2-in-1 Light Detector Rainwater Detector
$22.95 Save $13.00 RRP: $35.95
WiFi Door Sensor, Smart Door Window Sensor,for Assistant
$18.95 Save $11.00 RRP: $29.95
2Pcs WiFi Vibration Sensor Alarm Wireless Vibration Detector White
$26.95 Save $15.00 RRP: $41.95
Tuya ZIGBEE Wall Emergency Button APP Smart Home Sensor 8x6 ZigBee Intelligent Remote Alarm
$27.95 Save $16.00 RRP: $43.95
4X Tuya Wifi Door Sensor Window Entry Sensor Security Burglar Magnetic Sensor Alarm Smart Life for APP Remote Control unbrand
$34.95 Save $19.05 RRP: $54.00
10pcs 433MHz Wireless Vibration Glass Break Detector, Adjustable Sensitivity, Compatible with Alarm Systems unbrand
$64.00 Save $35.00 RRP: $99.00
Tuya WiFi Smart Door Sensor Home Security Protection Smart Life APP Door Window Senso
$24.95
Tuya Smart WIFI Door Sensor Breaking in Protection Alarm Anti-Theft 90DB Window Open Detector Voice Control
$20.95
Wired Metal Door Magnetic Contact Sensor Detector Garage Warehouse Security Magnetic Switch Alarm Electromagnetic Contact Type Wired Sensor Detector S
$26.95 Save $16.00 RRP: $42.95
Smart Wifi Door Window Sensor Magnetic Detector Home Security Alarm Voice Control for Google Home
$26.95 Save $22.00 RRP: $48.95
Rankomu Door Window Magnetic Contact Wired Sensor Detector Switch for Home Garage Alarm Security,Magnetic Detection Contacts Magnetic Detector Switch
$26.95 Save $16.00 RRP: $42.95
Garage Door Bracket for Ring Alarms Contact Sensors(2nd Gen), Easy-to-Install Garage Door Safety Acc
$10.95 Save $3.00 RRP: $13.95
Zigbee Smart Vibration Sensor,Real Time Monitoring,Door Window Vibration Detection Siren for Home,Ap
$15.95 Save $5.00 RRP: $20.95
Tuya Zigbee Solar Light Sensor IP65 Waterproof Outdoor Brightness Detector with Real Time Luminance
$31.95 Save $9.00 RRP: $40.95
4PCS Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Home
$48.95 Save $15.05 RRP: $64.00
Tuya Intelligent Pressure Sensor for ZigBee Detection Automation Scene Linkage
$40.95 Save $11.00 RRP: $51.95
4X Sensor Wireless Connectivity User-Friendly App Smart Wifi Temperature and Humidity Sensor for Home Iot Device
$27.95 Save $13.00 RRP: $40.95
Treadmill Security Key, Magnetic Sensor Design for Emergency Stop Functionality
$11.95 Save $10.00 RRP: $21.95
2X E3Z-R61 NPN Photoelectric Beam Sensor with Bracket Mirror Reflection Photoelectric Switch Sensor 2m Range
$16.95 Save $10.00 RRP: $26.95
Tuya Smart WiFi SOS Button Emergency Wireless Security Alarm Panic Device for Elderly Kids for Safety Smart Life Remote
$17.95 Save $8.00 RRP: $25.95
4PCS Tuya WiFi Vibration Detector Sensor Wireless Vibration Detector Real-Time Smart Life App Alert
$42.95 Save $11.05 RRP: $54.00
Wired Magnetic Switch Alarm Sensor 1 Sets for Overhead Garage Door Installation
$69.00 Save $20.00 RRP: $89.00