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Security System Sensors

Shop the best prices on 3,775 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 - 32 of 3,200
TUYA WIFI Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor 2.4G WiFi Smart Home 1M
From $18.95
4PCS Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Home Security System
From $48.95
Mailbox Sensor, Real-Time Monitoring, Home Safety
From $37.95
2X 2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Windows Open Close Status Works with TTLOCK App Smart Locks
From $30.95
Heavy Duty Wired Alarm Garage Door Magnetic Contacts Switch Sensor NC with Adjustable Bracket
From $16.95
2 Sets Magnetic Reed Switch NO NC Wired Surface Mounted Magnetic Contact Switch for Door Window
From $19.95
12V Wired Infrared Motion Sensor Pet Friendly with Anti-Tamper Switch Jumper Switch 100° 12M Wide Range Detection
From $21.95
Wireless Security Alarm, Door Window Sensor, 90db, 5Pcs
From $17.95
For IP54 Automatic gate wireless battery powered infrared safety beam photocell sensor with presence function-JXLGV
From $84.00
1/4 inch Magnet Riser,5 Pack Mount to Any Doorway, Window-JXLGV
From $33.95
TUYA Zigbee 3.0 Smart Window Door Sensor ZigBee 3.0 Wireless Connection Multifunction for Smart Echo Hub SmartLife App
From $17.95
Wired Magnetic Sensor - Window Door Alarm Security Detector - Wide Gap
From $24.95
Infrared Sensor Switch No Contact Contactless Switches Door Release Exit Button with LED Indication
From $9.95
Sensor Smart Wireless Mini Switch Key Zigbee Connection Remote One Key Control Button Home Security 3pc
From $32.95
Garage Door Magnetic Contact Sensor, Normally Closed NC Magnetic Switch with Adjustable L Bracket
From $13.95
Garage Door Magnetic Contact Sensor, Normally Closed NC Magnetic Switch with Adjustable L Bracket
From $28.95
Tuya Smart WiFi SOS Button Emergency Wireless Security Alarm Panic Device for Elderly Kids for Safety Smart Life Remote
From $14.95
5X TUYA Zigbee 3.0 Smart Window Door Sensor ZigBee 3.0 Wireless Connection Multifunction for SmartLife App
From $59.00
5X TUYA Zigbee 3.0 Smart Window Door Sensor ZigBee 3.0 Wireless Connection Multifunction for SmartLife App
From $59.00
5X TUYA Zigbee 3.0 Smart Window Door Sensor ZigBee 3.0 Wireless Connection Multifunction for SmartLife App
From $59.00
Infrared Beam Sensor 30m 6 Beam Outdoor IR Barrier for Perimeter Security Alarm Yard Protection
From $319.00
Smart Door Window Sensor Smart Home Door Detectors Door and Window Burglar Alarms Door Open Alarm
From $25.95
Freezer Door Alarm With Delay 3/15/30/60 Fridge/pool Door Alarms For Security [MI]
From $31.95
Smart Door Sensor - WiFi Wireless Window Sensor Real-Time Message Notification Compatible with Alexa Google Assistant
From $26.95
Smart Door Sensor - WiFi Wireless Window Sensor Real-Time Message Notification Compatible with Alexa Google Assistant
From $26.95
Tuya Zigbee Door Window Sensor A Burglar Alarm Smart Home Automation Security Protection Smart Life Work
From $17.95
Outdoor Door Window Magnetic Alarm Wireless Sensor Waterproof Monitor Burglar Anti Theft Home Securi
From $39.95
5 Set Wireless Burglar Alarm Door and Window Magnetic Sensor Alarm
From $12.95
DOBERMAN SE-0119 Household Anti-theft Wireless Remote Control Door Magnetic Sensor Alarm Generic1
From $54.00
2PCS Tuya Smart WiFi SOS Button Emergency Wireless Security Alarm Panic Device for Safety Smart Life Remote
From $25.95
Zigbee Vibration Sensor for Doors and Windows with Adjustable Sensitivity and Instant Alerts
From $31.95
3X Tuya Intelligent Pressure Sensor for ZigBee Gravity Detection Automation Scene Linkage 800mm
From $139.00