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Security System Sensors

Shop the best prices on 8,881 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Gze, Hsmy and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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1,089 - 1,120 of 3,200
12/24v Photocell Sensor Beam For Sliding Gate Opener Infrared Safety Photo Cell
From $28.95
Alarm when freezer door opens, security window alarm, 4 in 1 sensor doorbell opens
From $74.00
Automatic Garage Door Gate Detector DC12V Infrared Photocell Beam Sensor
From $11.95
DC12V Infrared Photocell Beam Sensor Automatic Gate Door Garage Shutter Barrier Detector for Door Window Burglar Alarm System Sliding Gate Opener Acc
From $46.95
Safety Sound Monitor Intelligent Sound Recognition Device for Monitoring Camera Automatically Alerting on Specific Noise
From $13.95
6PCS Trip Wire Alarm 12 Gauge Perimeter Alert System for Outdoor Camping Safety
From $149.00
Smart Door Sensor WIFI Zigbee Open Close Detector Works With Alexa
From $20.95
Automated Gate Infrared Beam Sensor Safe Infrared Emitter Receiver Compatible withElectric Chicken Coop Door
From $109.00
Real-Time Mailbox Monitoring for Home Safety | Mailbox Sensor
From $19.95
Door Magnetic Contacts Switch Sensor, Alarm Magnetic Contacts For Garage Door Switch Sensor, Door Magnetic Contact Switch
From $40.95
Thread 3.0 Contact Home Automation Thread Door and Window Small
From $40.95
Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds Wireless Fridge Alarm, 4 In 1 Door Sensor Doorbell Door Open Alas shownas shown SZR
From $21.95
Tuya Wifi Wireless Smart Door Window Sensor System Cell Phone Monitoring Safe Burglar Alarm for Home Door Window 25-26s
From $35.95
2026 2Pcs IR Beam Detector Burglar Alarm System with Light Sensor for Doors
From $69.00
For Tuya WiFi Door Sensor Window Sensor Door Magnetic Alarm Detector 2025
From $11.95
12V Waterproof IR Photocell Sensor for Automatic Gate Door Barrier System 2025
From $23.95
Glass Break Detector, Window Alarm With 125db Alarm, Glass Vibration Sensor Alarm For Your Home, Office (2 Pieces) 2025
From $35.95
Compact Vibration Sensor Alarm, 125dB Wireless Door Window Security Sensor, Adjustable Sensitivity, Ultra Thin Lightweight Portable, White
From $30.95
Wireless 79 GHz Radar Vehicle Detector, Alternative to Loop Detector for Parking Gate Barrier System
From $149.00
Smart home wireless door and window sensor: simple and convenient door magnetic detector compatible
From $89.00
Door and Window Alarm Sensor with 4 Modes, 108dB Loud Alarm, Peel and Stick Installation, 2 Pack
From $20.95
Vibration Sensor Home Glass Break Security Alarm Sensor Alarm with 125dB Alarm
From $25.95
Smart Home Waterproof Temperature Sensor for Automation Projects
From $28.95
EAS Security Tag Remover Hook, Handheld Detacher Key for Clothing Retail Stores
From $23.95
FP001 Metal Circular Face Recognition Module Supports Palm Vein Recognition for Face Recognition Applications
From $19.95
Door and Window Alarm Sensor, 2 Set Loud Chime for Home Security, Mini Wireless Magnetic Contact Sensor Burglar Alarm Systems for Kids Safety for Shed
From $31.95
Wireless Home Security Door Window Entry Alarm Warning System Magnetic Sensor_yzab
From $36.95
10m to 15m Automated Gate Safe Infrared Detector Sensor/ Swing /Sliding/Garage Gate / Door Safety Infrared Photocells
From $38.95
Tuya Zigbee Smart Vibration Sensor Tilt Detector Home Security Protection Smart Life App Real-Time M
From $18.95
Tuya ZigBee Light Sensor Luminance Sensor Beam Sensor
From $31.95
Tuya ZigBee Door Window Sensor Anti-Theft Alarm Smart Home Wireless Detector APP Remote Work with Ho
From $28.95
Garage Door Bracket for Contact Sensor,Ring Sensor Mounting Bracket Security Accessories
From $29.95