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Security System Sensors

Shop the best prices on 11,343 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Gze and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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1,441 - 1,472 of 3,200
Split Type Door and Window Sensor Door Magnet Sensor 60 Songs Protection Security Anti-Theft Volume Reminder EU Black
From $16.95
Door And Window Sensors, Wifi Door Alarm Remote Control, Sends Alerts, Entry Burglar, Triggers Siren, Magnetic Door Alarm1set, White)
From $59.00
Tuya Smart WiFi Door Sensor 80dB Sound Window Sensor Smart Life Arm Disarm Door Sensor APP Alert Alarm Door Sensor
From $15.95
Magnetic Reed Switch NC Garage Door Sensor Silver Gray MC52 for Reliable Position Detection
From $21.95
Recessed Magnetic Switch 10 Sets DC100V 10W NC Flame Retardant Door Sensor Compatible with Alarm System
From $27.95
Door Window Magnetic Contact Sensor, Wired Induction Alarm Switch, Reliable Detection, White 3PCS
From $21.95
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets)
From $21.95
10 Pack Wireless Window Door Alarm Sensor for Home Security System & Pool Door Alarm
From $54.00
Compactly Air Quality Monitoring Device Gas Sensors Module For Home And Office Detects CO2 TVOC With Low Power Design
From $33.95
Magnetic Door Window Contact Sensor Alarm Wireds Metal Security Home Burglars Alarm NO NC Magnetic Switches Easy Install
From $30.95
MC-31 Door Alarm Window Security Magnetic Door Switch Wired Magnetic Contact Screw-Terminal Reed Switch for Alarm 5Pairs
From $25.95
Compact Vibration Sensor Alarm 125dB Wireless Security Sensor for Door and Window Protection Ultra Thin Design White
From $29.95
2X Infrared Installation Contactless Infrared Door Lock No Touch Sensor Exit Button IR Door Release DoorbellSwitch B
From $25.95
Graffiti Zigbee Smart Temperature and Humidity Sensor Smart Home Link Wireless Temperature and Humidity Sensor
From $13.95
Door Alarm with Delay Timer 108dB Magnetic Sensor, Home Security Freezer Door Alarm 4 Pack
From $59.00
Compatible Tuya Smart Zigbee door magnetic detector, smart linkage door magnetic wireless door and window sensor
From $59.00
Magnetic Door Window Contact Sensor Set NC Reed Switches for Reliable Security Alarm Detection
From $29.95
Magnetic Reed Switch Rolling Door Security Sensor with 2 Wires for N.O. Applications OC60
From $45.95
6-Pack Magnetic Security Alarm Mini Wireless Window Door Entry Burglar Alarm System
From $15.95
Smart WiFi Door/Window Sensor | Tuya Smart Alarm, Wireless Entry Detector with Real-Time Alerts, Compatible with Alexa/Google Home, No Hub Required (
From $64.00
SNZB-04P Zigbee Door Window Sensor Door Open/Close Detector for EWeLink App ZBBridge Required Work with Alexa Google Home
From $59.00
Wireless WiFi Door Sensor Magnetic Triggered Sensor with Notification
From $21.95
Pack Freezer Door Alarm, 4-in-1 Wireless Fridge Alarm, 108dB Loud Door Sensor Doorbell, 3-60 Sec Delay
From $49.95
Magnetic Curtain Door Sensor, 5m Wired Detector, Black Plastic, for Garage Door Opener, Iron Gates, Roller Shutters Security Installation
From $22.95
Door Alarm, Door Opening Detector With Powerful Siren, Magnetic Wireless Door And Window Alarm(pack Of 1)
From $29.95
Zigbee 3.0 Wireless Temperature Sensor And Smart Living Application To Control Temperature And Humidity
From $37.95
Smart ZigBee 3.0 Vibration Sensor Monitor Home Security Protection Motion Shock Home Outdoor Wireless Alarm Fast
From $35.95
Waterproof 12V Infrared Photocell Sensor for Automatic Gates and Doors
From $17.95
Smart WiFi Temperature and Humidity Sensor with Multifunction Monitoring and Remote Access Capability
From $31.95
NPN Photoelectric Beam Sensor with Mounting Bracket
From $18.95
Waterproof Wireless Vibration Sensor Alarm with Remote Control for Bike and Electric Trike Security
From $37.95
3-Pack WiFi Temperature Humidity Sensor for Smart Home Monitoring
From $43.95