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Security System Sensors

Shop the best prices on 3,490 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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2,305 - 2,336 of 3,490
2X EWelink Zigbee Smart Rain Sensor for Outdoor Wireless Rain Detection Waterproof, Zigbee Hub Required,Linkage Control
$42.95 Save $26.05 RRP: $69.00
Door Sensor Door Security Alarm for Home Protection 1Set White
$18.95 Save $8.00 RRP: $26.95
Smart Home Waterproof Temperature Sensor for Automation Projects
$35.95 Save $23.05 RRP: $59.00
Wireless Mailbox Alert System with LED Light and 800 Ft Range Notification
$40.95 Save $28.05 RRP: $69.00
433MHZ Wireless Door Window Entry Magnetic Sensor Alarm Anti Theft Home Security System
$12.95 Save $3.00 RRP: $15.95
Tuya WiFi Smart Door Window Sensor Home Indoor Door Magnetic Detector Compatible with & Home Black
$12.95
WiFi Smart Alarm Button for Home Security SOS Signal, Rechargeable Battery, IPX4 Water Resistant, Google Assistant Compatible
$32.95 Save $16.00 RRP: $48.95
Door Alarm Loud Sensor for Home Security 5Pcs White Plastic Doorbell Chime
$27.95 Save $21.05 RRP: $49.00
Glass Break Key Switch for Emergency Reset Function 10Pcs Black Plastic Safety Accessory
$16.95 Save $10.00 RRP: $26.95
Automatic Toilet Flush Button Smart Flusher ExternalInfrared Sensor
$16.95
Tuya ZigBee Smart Door and Window Sensor Burglar Magnetic Sensor with Scene Interaction Button APP Remote Control
$22.95
2Pcs Smart WiFi Vibration Sensor Alarm Wireless Vibration Detector Alert Real-Time Activity & Shock
$25.95 Save $5.00 RRP: $30.95
Welcome to the Sensor Entrance Supermarket Door DingDong Voice Reminder Store Welcome Doorbell Enter
$16.95 Save $3.00 RRP: $19.95
Infrared Beam Detector Burglar Ir Alarms Sensor Alarms System
$25.95 Save $21.00 RRP: $46.95
2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Window Open Close Status DS3 Works with G2
$24.95 Save $16.00 RRP: $40.95
Tuya WiFi SOS Panic Button Smart Life APP Notifications One Key Alert Wall Sticky /Neck Strap Design for Elderly & Kids
$32.95 Save $17.00 RRP: $49.95
Tuya WiFi Smart Home Burglar Alarm Sensor Infrared Motion Detector PIR Sensor Security Protection R
$28.95 Save $4.00 RRP: $32.95
Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Window Alarm
$15.95 Save $7.00 RRP: $22.95
Tuya Smart WiFi Alarm Door and Window Vibration Sensor Security Protection Alert Works with , Smart
$41.95 Save $27.05 RRP: $69.00
Motion Sensor Outdoor, Automatic Security Sensor For Living Room, Kitchen, Hall, Garden, Terrace, Indoor/Outdoor Use
$30.95 Save $16.00 RRP: $46.95
Ultrasonic Ranging Alarm Kits LED Display Design of Reverse Alarm DIY Kit Ultrasonic Sensor Module
$16.95 Save $6.00 RRP: $22.95
Wireless Door Window Contact Sensor Alarm - Door Alarm Window Alarm
$18.95 Save $21.00 RRP: $39.95
Door Anti Burglar Protection Kit 911770 Door Security Device Replacement for Peugeot Boxer
$48.95
2 Sets Magnetic Reed Switch NO NC Wired Surface Mounted Magnetic Contact Switch for Door Window
$20.95 Save $6.00 RRP: $26.95
Touch Sensor Pannel NO NC COM Exit LED Light Access Control Switch Button for Home Security
$22.95 Save $7.00 RRP: $29.95
Tuya ZigBee Door Window Sensor Wifi Smart Home Door Sensor Alarms Wireless Door Magnetic Alarms with Zigbee Gateway
$35.95 Save $48.05 RRP: $84.00
2Pairs Smart Door Sensor, WiFi Window Door Sensor Alarm, Contact Sensor for Home Security, Smart Ho
$21.95 Save $2.00 RRP: $23.95
SW420 Vibration Sensor Module Bulk Pack 10pcs for Security Alarm and DIY Projects
$20.95 Save $10.00 RRP: $30.95
Door Magnetic Alarm Wireless Door and Window Anti-Theft Alarm Home Anti-Theft Door Opening Sensor 10 Pcs
$26.95 Save $7.00 RRP: $33.95
Tuya ZigBee Smart Door and Window Sensor Burglar Magnetic Sensor with Scene Interaction Button APP Remote Control
$21.95 Save $13.00 RRP: $34.95
Tuya Wifi Smart Door Sensor Window Entry Sensor with Scene Interaction Button Smart Life for APP Remote Control
$19.95 Save $11.00 RRP: $30.95
Door Sensor Alarm 0 to 6.6yd Infrared Body Induction Remote Control 2W Speaker Motion Sensor Doorbell for Home Warehouse
$59.00 Save $35.00 RRP: $94.00