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Shop the best prices on 10,696 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Nedis and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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2,849 - 2,880 of 3,200
Smart Door And Window Sensor Work With Google Home Alexa Smart Home Wifi Window Sensor
$10.95
Wired Metal Door Window Magnetic Contact Sensor Detector Switch Alarm Home Garage Security Kit
$19.95 Save $74.05 RRP: $94.00
M-809 Magnetic Wireless Door Sensor Burglar Alarm Detector For Home Security
$35.95 Save $38.05 RRP: $74.00
Touch Sensor Door Handle Alarm for Home Security: Anti-Theft, Vibration Detection, Window & Door Burglar Alert A
$35.95
Door Opening Sensor Wireless Time Delay Door Alarm Door Sensor Door and Window Security Alarm Home S
$20.95 Save $18.00 RRP: $38.95
Itead SONOFF DW2 WiFi Smart Door Window Sensor Door Open/Closed Detectors
$209.00 Save $180.00 RRP: $389.00
NEW Tuya Door Sensor Wifi Window Shatter Sensor Door Window Magnetic/shock Detector
$52.95 Save $46.05 RRP: $99.00
Magnetic Door Sensor 868.4mhz Eu Window Sensor Z-wave Plus Contact Sensor Smart Home
$64.00 Save $55.00 RRP: $119.00
Safety Light Curtain Sensor 50m Range Anti Theft Light Grating Sensor Security Device AC12‑18V DC12‑
$104.00 Save $35.00 RRP: $139.00
Security tag detacher for retail clothing stores
$29.95 Save $29.05 RRP: $59.00
2PCS Tuya Smart WiFi SOS Button Emergency Wireless Security Alarm Panic Device for Safety Smart Life Remote
$54.00 Save $195.00 RRP: $249.00
6X Sensor Infrared Safety Beam Photocell Detector for Garage Gate / Swing / Sliding Door Access System
$64.00 Save $215.00 RRP: $279.00
4pcs High Sensitivity Infrared Motion Sensor Shell Cover for Human Body Detection White Plastic Housing for Security Systems Energy Management
$12.95 Save $51.05 RRP: $64.00
Wireless Door Open Sensor Alarm Chime, Adjustable Volume With Mute Indicators
$41.95 Save $42.05 RRP: $84.00
Water Leak Alarm, Water Leak Detector Flood Detector Water Alarm Wireless Water Detector With Alarm Soundwifi Water Leak Alarm Overflow Wifi Fl
$46.95 Save $27.05 RRP: $74.00
Door And Window Alarm, Wireless Door And Window Detectors With Remote Control And Batteries, Anti-intrusion Anti-theft Magnetic Sensor For Home And Ki
$59.00 Save $35.00 RRP: $94.00
433mhz Wireless Infrared Detector Alarm 110 Pir Sensor 25kg Pet Immune Security Alarm
$24.95 Save $15.00 RRP: $39.95
Smart Door Sensor Smart Home Door Open/Closed Detector
$64.00 Save $35.00 RRP: $99.00
Home Security Wireless Remote Control Door Window Siren Magnetic Sensor Alarm Warning, 1 Remote Controller + 1 Magnetic Sensors
$20.95
Tracking Module 8 Channel Infrared Detection Sensor PCB 8bit Detector Hunt Board
$10.95 Save $13.00 RRP: $23.95
DIY window alarm with magnetic sensor for security
$34.95 Save $17.00 RRP: $51.95
Motion Sensor Vibration Sensor Tilt Sensor Vibration Alarm For Tuya For Zigbee Smart Vibration Sensor Tilt Sensor unbrand
$24.95 Save $13.00 RRP: $37.95
Wireless Front Door Sensor Living Room Loud Sound Security Alarm System Warehouse Store Window Detector Reminder
$21.95
Wireless Wifi Smart Home Door Window Alarm Sensor AntiTheft Security System for Home Supplies
$45.95 Save $58.05 RRP: $104.00
Freezer/Fridge Door Alarm When Left Open Safety Window Alarm 3/15/30/60s Adjustable Delay 4-in-1 Door Sensor Chime_kex3
$24.95 Save $3.00 RRP: $27.95
26-27 ZigBee NEO 90DB Sound and Light Sensor Tuya Smart Life Built-in Siren
$19.95 Save $20.00 RRP: $39.95
26-27 Wireless Door Sensor Window Open Closed Detectors Fast Response High Sensitivity Home Security Alarm for Tuya
$17.95 Save $17.00 RRP: $34.95
2026 NEO ZigBee Tuya Smart Siren Alarm Sensor 90dB Sound Light Sensor USB Charing 2 In 1 ZigBee Sensor Smart Life Automation Scene
$29.95 Save $29.05 RRP: $59.00
2026 Tuya WIFI/ Brightness Sensor With Temperature And Humidity Detection Smart Home Linkage Light Detector Llluminance Sensor
$43.95 Save $45.05 RRP: $89.00
WIFI Smart Door Window Alarm Sensor Wireless Remote Control for Home Security
$20.95 Save $12.00 RRP: $32.95
GSM 3G 4G Humidity Temperature Alarm Environmental Monitoring Power Failure Alarm
$179.00 Save $100.00 RRP: $279.00
BEM0440-30NB Light Curtain Sensor Switch Safety Light Grating Security Device
$79.00 Save $50.00 RRP: $129.00