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Security System Sensors

Shop the best prices on 4,137 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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1,217 - 1,248 of 3,200
2X Wireless PIR Infrared Thermal Alarm Human Detection Sensor with Remote Control Outdoor Camping Anti-Animal Alarm
From $30.95
2X 2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Window Open Close Status DS3 Works with G2 TTLOCK App
From $43.95
3X Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Security Protection System
From $34.95
Voice Sensor Reminder Indoor Security Device Recorded Voice Door Alarm Anti-Lost Key Reminder Wall Mount Entry Key Alarm
From $11.95
6X Wired Dual Beam Photoelectric Infrared Sensor Barrier Detector 100M Alarm Tamper Alarm compatible with Park Burglar Alarm System
From $169.00
Wi-fi Wireless Door/window Sensor No Gateway Required Support To Check History Record On Ap,5pcs GreenZech
From $129.00
Zigbee Wired Magnetic Sensor with Lead for Door/Window Opening/Closing Detection Security Alarm Linkage Sensing Device
From $16.95
NEO COOLCAM NAs DS01Z Mini Wireless Door Window Sensor Alarm for Z-wave 300 500 Series (EU)
From $59.00
Wired Dual Beam Photoelectric Infrared Sensor Barrier Detector 100M Alarm Tamper Alarm for Park Burglar Alarm System
From $74.00
Mini Red Wire Siren Buzzer Alarm System Buzzer for Home Security Siren 120d
From $13.95
Kamar Heatmount Detectors, 25 Pack Kamar
From $74.00
60GHz Millimeter Wave Radar Passenger Flow Statistics Sensor Module LD6001C Entrance&Exit Counting Detection
From $64.00
24Pcs Door and Window Alarm Electronic Alarm Window Alarm Sensor Anti-Burglary Window Security Alarm
From $38.95
TV Simulator with AC Adaptor Anti-Burglar and Theft Deterrent Home Security Timer and Sensor,EU Pl
From $32.95
2x Mounting Plate for Nest Cam Flexible Outdoor or Indoor Replacement
From $33.95
Glass Break Sensor Detector for Alarm System Wired Glass Break Sensor
From $8.95
Tuya ZIGBEE Wall Emergency Button APP Smart Home Sensor 8x6 ZigBee Intelligent Remote Alarm
From $29.95
Tuya Zigbee Smart Light Sensor Illuminance Brightness Detection Home Lighting Automation ZigBee Intelligent Remote Alarm
From $27.95
Temperature Humidity Sensor Zigbee Smart Air Pressure Environment Sensor Smart Home for Mi Home APP
From $29.95
3X Tuya ZigBee Light Sensor Luminance Sensor Beam Sensor Real-Time Luminance Detection Smart Home Automation App Control
From $43.95
Door Window Normally Closed Magnetic Switch Safety Alarm Switch Metal Housing Residencial Gate Sensor
From $10.95
TUYA Zigbee 3.0 Smart Window Door Sensor ZigBee 3.0 Wireless Connection Multifunction for Smart Echo Hub SmartLife App
From $17.95
Graffiti Zigbee Smart Temperature and Humidity Sensor Smart Home Link Wireless Temperature and Humidity Sensor
From $18.95
2X E3Z-R61 NPN Photoelectric Beam Sensor with Bracket Mirror Reflection Photoelectric Switch Sensor 2m Range
From $16.95
Tuya Smart Vibration Sensor ZigBee Tuya Sensor Monitor App Control Security Protection Zigbee Sensor Motion Shock Alarm
From $11.95
Garage Door Bracket for Ring Alarm Contact Sensor 2nd Gen, Compatible for Ring Accessory (1Pack, Sensor Not Included)
From $9.95
Wireless Sensor Dolphinbar(Wiimote to PC USB )Connect
From $84.00
2026 Best Window Alarm Sensors, Door Alarms for Home Security,120 DB Pool Door Alarm for Kids Safety (8 Pack)
From $99.00
Tuya Wireless Smart Door Window Sensor Alarm Remote Control Operation Burglar Alarm For Home Door W
From $26.95
2026 Good!! 110-220V Wire Magnetic Switches for Burglar Alarm System Magnetic Switches Wire Window Door Switches Aluminum
From $89.00
2026 Good!! Entry Home Door Window Burglar Alarm with 10Pcs Safety Security Alarm System Magnetic Sensor
From $64.00
2026 Good!! Door Window Alarms, Toeeson 120DB Pool Door Alarms for Kids Safety, Window Alarms for Home
From $129.00