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Security System Sensors

Shop the best prices on 10,943 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Other 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
130dB Glass Break Alarm with Advanced Door Vibration Sensor for Home Security, Wireless, 1pc
$20.95 Save $11.00 RRP: $31.95
Zigbee Temperature and Humidity Sensor Mini Temperature Humidity Detector with for App Control
$11.95 Save $47.05 RRP: $59.00
2024,4vwin Fake Tv Simulator With Ac Adaptor Anti-burglar And Theft Deterrent Home Security Timer And Sensor (5v British Standard Plug Type).
$79.00 Save $50.00 RRP: $129.00
SW420 Precise Vibration Activated Switches Energy Efficient and Seamlessly Integration for Automation Security Systems Multicolor
$15.95
Improved Shock Activated Security Device Loud 125dB Warning Sound Quick Adhesive Installation Anti Tamper Alarm White
$31.95
Door Window Sensor with App Notifications Home Security Alarm Burglar for Enhancing Home Security and Monitoring Multicolor
$64.00
4PCS Tuya WiFi Vibration Detector Sensor Wireless Vibration Detector Real-Time Smart Life App Alert
$43.95 Save $15.05 RRP: $59.00
Smart Temperature Humidity Sensor Wireless Temperature Humidity Monitor Detector with Adhesive Tape for ZigBee
$21.95 Save $10.00 RRP: $31.95
Alarm when freezer door opens, security window alarm, 4 in 1 sensor doorbell opens
$36.95 Save $102.05 RRP: $139.00
Refrigerator Freezer Door Alarm with 60-Second Alert, Adjustable Volume & Open Sensor
$10.95 Save $21.00 RRP: $31.95
Stainless Steel Float Switch for Tank Liquid Water Level Sensor Double Ball Float Switch for Tank Pool Flow Sensors
$30.95
Smart Wifi Temperature and Humidity Sensor for Home Iot Device
$10.95
Animal repellent alarm for wild boar prevention and security
$69.00 Save $30.00 RRP: $99.00
Infrared Sensor Detector for Automatic Gate Barrier Garage Infrared Detector Sensor Gate Infrared Alarm
$35.95 Save $38.05 RRP: $74.00
Wired Metal Door Window Magnetic Contact Sensor Detector Switch Alarm Home
$41.95 Save $27.05 RRP: $69.00
Wired Metal Door Window Magnetic Contact Sensor Detector Switch Alarm Home Garage Security Kit
$64.00 Save $40.00 RRP: $104.00
Smart Life Samrt Life Smart Door Sensor Zigbee Open Closed Detectors Door Window Sensor Smart
$33.95 Save $20.05 RRP: $54.00
Magnetic Door Window Contact Sensor Alarm Reed Switch Security Burglar Alarm [JKW]
$17.95 Save $9.00 RRP: $26.95
PB-69W WIFI Smart Wireless Magnetic Door and Window Sensor
$19.95
24pcs Door And Window Alarm Electronic Alarm Window Alarm Sensor Anti-burglary Window Security Alar [jkw]
$48.95 Save $25.05 RRP: $74.00
2 Pack Freezer Door Alarm - Wireless Fridge Alarm with 3/15/30/60 Seconds Delay, 4 in 1 Door Sensor
$94.00 Save $45.00 RRP: $139.00
10 Pcs Mc-38 Wired Door Window Sensor Magnetic Switch for Home Alarm System,When Sensor Together,Normally Closed Nc
$16.95 Save $8.00 RRP: $24.95
40X White Door Window Contacts Magnetic Reed Switch Sensor
$39.95 Save $24.05 RRP: $64.00
6pcs Recessed Tinplate Door Window Contact Sensor Wired Security Magnetic Reed Switch,magnet Close-connect Circuit,magnet Far-disconnect Circuit
$43.95 Save $65.05 RRP: $109.00
1 Pair Universal Gate Photocell, 12/24v Ac/dc Infrared Photocell, Safety Infrared Sensors For Automatic Gates And Garages, Compatible With Various Acc
$43.95 Save $65.05 RRP: $109.00
Infrared Beam Detector Burglar Ir Alarms Sensor Alarms System
$35.95 Save $63.05 RRP: $99.00
Touch Sensor Alarm, Vibration Door Alarm,120dB Touch Sensor Door Handle Alarm Anti-theft Vibration Window Burglar Alert Home Security
$11.95 Save $27.00 RRP: $38.95
Garage Door Magnetic Curtain Door Sensor with 5m Wired Magnetic Detector for Garage Door Opener Accessories
$8.95 Save $4.00 RRP: $12.95
Magnetic Sensor Magnetic Switch Sensor Window Door Alarm Security Detector Wired Contact Magnetic Wide Gap for Home Garage
$14.95 Save $10.00 RRP: $24.95
2pcs Wired Pir Motion Sensor Wide Angle Passive Infrared Detector For Home Burglar Security Alarm Sy
$17.95 Save $19.00 RRP: $36.95
White Wireless Contact Sensor WiFi Smart Door Window Sensor Real Time Alarm for Home Security
$14.95
8pcs New Longer Door Window Wireless Burglar Alarm With Magnetic Sensor Home Safety Wireless Longer System Security Device-yvan
$26.95 Save $26.00 RRP: $52.95