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Security System Sensors

Shop the best prices on 11,509 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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2,913 - 2,944 of 3,200
Wireless Door Sensor Alarm, Magnetic Induction, 433 Remote Control, Home Anti-Theft
$59.00 Save $30.00 RRP: $89.00
Home Security Timer with TV Simulator and Sensor, EU Plug Adapter for Anti-Theft Deterrent Protection
$32.95 Save $31.05 RRP: $64.00
Adhesive Patches for Libre Libre Sensor Covers Waterproof & Sweatproof & Durable 50-piece/set Skin-Friendly for Sensor Blue
$37.95
TUYA WIFI Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor 2.4G WiFi Smart
$17.95 Save $4.00 RRP: $21.95
Athkar Doorbell Device Automatic Magnetic Door Sensors with Alarm for Muslims Family Doorbell Sound Adjustable
$27.95
Door Anti Burglar Protection Kit 911770 Door Security Device Replacement for Peugeot Boxer
$32.95 Save $31.05 RRP: $64.00
Wireless Door Magnetic Detector, Door and Window Magnetic Induction Door Opening and Closing Alarm, Intelligent Anti-theft Alarm
$79.00 Save $15.00 RRP: $94.00
10-Pack Wireless Door and Window Alarm Sensors for Home Security, Magnetic Contact Alerts for Pool and Entry Points
$79.00 Save $50.00 RRP: $129.00
Magnetic Door Switch Recessed Wired Contact Sensor for Window DC100V NC
$18.95 Save $19.00 RRP: $37.95
WiFi Temperature Sensor Tuya Thermometer Detector Digital Display Home Smart Life App Alert Freezer Water Alarm EU Plug Edition 2025
$74.00 Save $75.00 RRP: $149.00
Magnetic Reed Switch Sensor for White Door Window Contacts - Enhanced Monitoring Solution
$64.00 Save $5.00 RRP: $69.00
Tuya Smart WiFi SOS Button Emergency Wireless Security Alarm Panic Device for Elderly Kids for Safety Smart Life Remote
$15.95
Bestseller Door and window sensors 5 pcs. Recessed Wired Door Window Sensor Door Window Alarm Sensor Home Security Alarm System
$36.95 Save $4.00 RRP: $40.95
Tuya Zigbee 2MQTT Multifunctional Pressure Sensor Flexible Thin Film Pressure Sensor Detection Strip Smart Linkage
$30.95 Save $14.00 RRP: $44.95
2X Tuya ZigBee Light Sensor Brightness Detector with Temperature Humidity Detection Display Smart Home Security Linkage
$69.00
Hidden Camera Detector RF Signal Scanner Anti Spy GPS Tracker Finder for Travel Car Hotel Home Black
$64.00 Save $30.00 RRP: $94.00
1 Pair Home Security Single Beam Infrared Detector Anti-theft Counterfire Alarm Infrared Sensor
$17.95 Save $12.00 RRP: $29.95
Smart Home Zigbee Door and Window Sensor Alarm Compatible with UK SmartThings Hub
$31.95 Save $21.00 RRP: $52.95
Brake Wheel Speed Sensor 4013251 Quick Response Real Time Monitoring Precise Adjustment Replacement for Polaris
$104.00 Save $105.00 RRP: $209.00
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets)
$9.95 Save $10.00 RRP: $19.95
Wireless Door Open Sensor Alarm Chime, Adjustable Volume With Mute Indicators
$43.95 Save $35.05 RRP: $79.00
4PCS Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Home Security System
$59.00
Tuya ZigBee Smart Door Sensor Door Open/Closed Wireless Detector Tamper Alarm Security System Work with Home
$20.95
Tuya ZigBee Door Window Sensor Wifi Smart Home Door Sensor Alarms Wireless Door Magnetic Alarms with Zigbee Gateway
$46.95
Outdoor Door Window Magnetic Alarm Wireless Sensor Waterproof Monitor Burglar Anti Theft Home Security
$29.95
8pcs New Longer Door Window Wireless Burglar Alarm With Magnetic Sensor Home Safety Wireless Longer System Security Device
$20.95 Save $43.05 RRP: $64.00
Concealed Devices Detector Portable 7 in 1 Listening Device Detector for Home Office Hotel
$219.00 Save $180.00 RRP: $399.00
3 Packs Magnetic Door Window Sensors, Black Flush Mount Reed Switches, NO/NC Wiring for Access Control and Alarm System Replacement
$54.00 Save $45.00 RRP: $99.00
Long-Range Outdoor Infrared Detector for Intrusion Alarm, 60m Detection, AC/DC Powered, Weatherproof Design
$36.95 Save $47.05 RRP: $84.00
Overhead Garage Door Magnetic Switch Alarm Sensor with L Bracket Contacts
$20.95 Save $24.00 RRP: $44.95
High-Sensitivity Light Detector with App Remote Monitoring and Real-Time Alerts for Home Security
$19.95 Save $31.00 RRP: $50.95
Smart Home Waterproof Temperature Sensor for Automation
$38.95 Save $45.05 RRP: $84.00