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Security System Sensors

Shop the best prices on 8,880 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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1,281 - 1,312 of 3,200
24pcs Door And Window Alarm Electronic Alarm Window Alarm Sensor Anti-burglary Window Security Alarm-kyhh
From $79.00
Door and Window Alarm Multi-Functional Anti-Theft Alarm Wireless Remote Control Door Sensor Alarm 130DB Door Sensor Walk 3843 B
From $41.95
Thin Vibration Sensor Alarm 125dB for Doors and Windows Security
From $27.95
Door Window Sensors Detector Home Security Magnetic Sensor Door Window Anti-theft Alarm Surface Mount Strong Concealment
From $13.95
Door And Window Security Alarms Wireless Magnetic Sensors Suitable For Home Apartment Family Protective And Child Safety
From $25.95
Garage Door Magnetic Contact Sensor, Normally Closed NC Magnetic Switch with Adjustable L Bracket
From $13.95
Wired network temperature alarm for computer room, temperature rise and settling optional, 504 compatible
From $64.00
Door and Window Alarm, 2 Remote Controls, 130dB Siren, Adjustable Volume, 5 Function Modes, Magnetic Security Sensor, Wireless Home Alarm for Home, Sh
From $31.95
R558S Capacitive Fingerprint Module for Access Control & Security Systems
From $20.95
Magnetic Door Sensor Reed Switch NC Normally Closed Surface Mount Zinc Alloy Security Alarm MC58
From $25.95
Outdoor Motion Sensor Dual PIR Wired Detector with Pet Immunity and Waterproof Design for Security System
From $84.00
2 Pack Smart Door Sensor WiFi Door Window Detector with RealTime Alerts, Alexa Google Compatible, Tuya App Control for Home Security
From $119.00
2 Pack Smart Door and Window Sensor WiFi Home Security Alarm, App Control, Instant Push Alerts, Works with Alexa and Google Assistant
From $74.00
Magnetic Door Contact Sensor NC Reed Switch Alarm for Roller Door Zinc Alloy 5 Pack
From $94.00
Wireless Door Alarm with Remote Control, Door and Window Sensor for Home Security, Sliding Entry Alert (2 Pack, White)
From $99.00
Wireless Door Alarm 120dB Loud Door and Window Alarm Sensor for Home Apartment Hotel Travel Security
From $27.95
4 Pack Wireless Door Window Alarm System with Magnetic Trigger Sensor for Home Security
From $41.95
Outdoor Security Motion Detector 80m Dual Beam Infrared Sensor Long Range Weather Resistant
From $104.00
Magnetic Door Window Sensor Security Alarm Switch Beige Normally Open Home Burglar Contact Sensor
From $25.95
Wireless Door Alarm Sensor with Reliable Magnetic Detection for Home Security Window Protection
From $25.95
Wireless Door Alarm 2 Pack, Motion Detector Alert System for Store, 17 Tones, 5 Volumes, 918ft Range, Vibration Mode
From $149.00
125dB Door Window Alarm with Magnetic Sensor, Wireless Home Security Alert, Black Silver Tone
From $45.95
Magnetic Door Window Contact Sensor, SideWired NC Reed Switch, Surface Mount, White, 20 Pack
From $1,249.00
Wireless Door Window Alarm with 2 Remote Controls, DIY Home Security Sensor for Apartment Garage
From $37.95
Wireless Door and Window Alarm WiFi Smart Door Sensor Alexa Compatible 2-Piece Set
From $54.00
125dB Loud Door Window Alarm with Vibration Sensor – Ultra-Slim Design (3 Pack)
From $43.95
4pcs Door Window Sensor Zigbee Wireless Connection Smart Mini Door Sensor Work for Aqara Gateway Mi Home HomeKit
From $119.00
Magnetic Door Window Contact Sensor Alarm Reed Switch Security Burglar Alarm
From $13.95
Door Window Alarm Household Multifunctional Door Wireless Security System Magnetic Alarm 130 DB Decibel Burglar Alarm
From $14.95
Smart Door Sensor - WiFi Wireless Window Sensor Real-Time Message Notification Compatible with Alexa Google Assistant
From $25.95
Split Type Door and Window Sensor Door Magnet Sensor 60 Songs Protection Security Anti-Theft Volume Reminder EU White
From $20.95
5X Infrared Installation Contactless Infrared Door Lock No Touch Sensor Exit Button IR Door Release DoorbellSwitch B
From $64.00