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Security System Sensors

Shop the best prices on 3,586 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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2,817 - 2,848 of 3,200
DC12V Infrared Sensor Switch Contactless Touch Free Door Exit Button with Backlight for Access Control
From $18.95
Garage Door Magnetic Contact Sensor,Normally Open Magnetic Switch with Adjustable L Bracket for Roller Shutter Doors
From $20.95
Garage Door Magnetic Contact Sensor,Normally Open Magnetic Switch with Adjustable L Bracket for Roller Shutter Doors
From $15.95
Garage Door Magnetic Contact Sensor,Normally Open Magnetic Switch with Adjustable L Bracket for Roller Shutter Doors
From $15.95
Garage Door Magnetic Contact Sensor,Normally Open Magnetic Switch with Adjustable L Bracket for Roller Shutter Doors
From $16.95
Garage Door Magnetic Contact Sensor,Normally Open Magnetic Switch with Adjustable L Bracket for Roller Shutter Doors
From $16.95
Garage Door Magnetic Contact Sensor,Normally Open Magnetic Switch with Adjustable L Bracket for Roller Shutter Doors
From $33.95
Garage Door Magnetic Contact Sensor,Normally Open Magnetic Switch with Adjustable L Bracket for Roller Shutter Doors
From $15.95
Smart Door Sensor - WiFi Wireless Window Sensor Real-Time Message Notification Compatible with Alexa Google Assistant
From $24.95
Window Door Alarms, Personal Security for Kids Safety, Burglar Alert, Door Open Chime Pack of 4
From $69.00
2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Windows Open Close Status Works with TTLOCK App Smart Locks
From $15.95
Wired Door Sensor Alarm Magnetic Reed Switch, Surface Mount, Normally Open, White
From $21.95
4X Door and Window Anti-Theft Alarm Door and Window Alarm Window Anti-Theft Alarm Door Magnetic Alarm Glass Reed Switch
From $10.95
SK180X CNC DC Adjustable Regulated Power Supply Constant Voltage and Constant Current Module 9A 180W
From $40.95
2PCS Tuya Smart WiFi SOS Button Emergency Wireless Security Alarm Panic Device for Safety Smart Life Remote
From $25.95
Construction Site Intersection Voice Alert Device, 120dB High-Volume Alarm, Human Infrared Sensor, Solar-Powered Outdoor
From $129.00
hard Zigbee Smart Vibration Sensor Detection Tuya Smart Life APP Notification Real-Time Motion Vibration Alarm Smart Home
From $74.00
TUYA Zigbee 3.0 Smart Window/Door Sensor, ZigBee 3.0 Wireless Connection, Multifunctional compatible with Smart Echo Hub and SmartLife App
From $74.00
ZigBee Temperature Sensor Alarm Digital Ambient Thermometer Tuya Smart Life App Remote Control Home Automation EU PLUG
From $74.00
hard Zigbee Smart Vibration Sensor Detection Tuya Smart Life APP Notification Real-Time Motion Vibration Alarm Smart Home good quality
From $79.00
TUYA Smart Fingerbot Plus Bluetooth Button Pusher Smart Home Smart Life App Voice Control with App (Black) Simple
From $109.00
Wifi Smart Window Door Gate Sensor Detector Smart Home Security Alarm System Smart Life Tuya App Remote Control simple
From $74.00
Wireless Door Window Burglar Sensor 4 Modes Alarm Door Open Detectors Freezers Close Reminder Security Protection White simple
From $64.00
Tuya magnetic door alarm. Anti-theft device. Wi-Fi app door opening reminder. Remote alarm. Easy to use.
From $69.00
Infrared light barrier safety detector compatible with garage door/swing/sliding door access systems (simple)
From $74.00
Wired Glass Break Detector Round Door Window Breakin Sensor Tamper Alarm Ceiling/Wall Mount
From $59.00
Magnetic Door Sensor with Alarm for Muslim Family Athkar Machine Islam Doorbell AL-Harameen Brand Volume Adjustable Easy Install
From $17.95
2026 Best Magnetic Switches 110-220V Wire Door Magnetic Switches for Office Security Window Door Contact Sensors Alarm Switches Brass
From $74.00
2026 Best Window Door Contact Sensors Alarm Magnetic Switches for Office Home Security 110-220V Magnetic Switches for Alarm System Black
From $74.00
2026 Best Window Alarm Sensors, Door Alarms for Home Security,120 DB Pool Door Alarm for Kids Safety (8 Pack)
From $99.00
2026 Best Window Alarm Sensors, Door Alarms for Home Security Loud, 120DB Pool Window and Door Alarms for Kids Safety (10 Pack)
From $129.00