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Security System Sensors

Shop the best prices on 10,704 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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3,073 - 3,104 of 3,200
Tuya Smart Home Security Alarm System: WiFi Window Door Sensor Detector for Smart Life App
$23.95 Save $20.00 RRP: $43.95
Tuya Smart ZigBee Sensor Smart Temperature Humidity Detector RSH-ZigBee-HS03
$35.95
Tuya Smart WiFi SOS Button Emergency Wireless Security Alarm Panic Device for Elderly Kids for Safety Smart Life Remote
$20.95
Wireless Mailbox Alert System with LED Flash and Long Range Notification Chime
$59.00 Save $80.00 RRP: $139.00
Smart Home Human Presence Sensor for Energy Saving and Environmental Protection
$179.00 Save $70.00 RRP: $249.00
Tuya WiFi Smart Door Sensor Home Security Protection Smart Life APP Door Window Senso
$19.95 Save $11.00 RRP: $30.95
Automatic Infrared Beam Detector 2pcs IR Alarm Sensor for Door Burglar System
$38.95
Solar Wireless Driveway Infrared Sensor Door Alarm with Digital Display 1 Receiver 1 Motion Detector
$59.00 Save $70.00 RRP: $129.00
Door Window Magnetic Contact Sensor Switch 106x38x10mm Wired
$14.95 Save $7.00 RRP: $21.95
Freezer Door Alarm with Delay 3/15/30/60 Refrigerator/Pool Door Alarm for Security
$22.95
TPMS Motorcycle with 2 External Sensors Smart Tyre Alarm Kit
$50.95 Save $13.05 RRP: $64.00
Door and Window Alarm Sensor with Remote Control for Home, Travel and Hotel Security
$27.95 Save $13.00 RRP: $40.95
Trackers Detector Cameras Detectors RF Signal Scanner Detector 25-26
$36.95 Save $37.05 RRP: $74.00
Elektroweb Sensor Magnetic Contact Opening Sensor Mc-38 No 25-26
$5.95 Save $6.00 RRP: $11.95
LD6002C 60G Millimeter Wave Radar Sensor FMCW Non-Contact Fall Detection Sensor for Safety Applications
$139.00 Save $70.00 RRP: $209.00
Home Security Magnetic Door Window Sensor Switch, Wired Alarm Contacts, 2-Pack, Hidden Mounting Option, Reliable Detection
$22.95 Save $7.00 RRP: $29.95
100 Meter Dual Beam Photoelectric Infrared Detector for Home Security, Motion Sensor Alarm System, Weather Resistant
$159.00 Save $120.00 RRP: $279.00
Smart Vibration Sensor for SmartLife App, WiFi Door Opening Detector Alarm, Compatible with Smart Home Systems
$28.95 Save $15.00 RRP: $43.95
Smart Wifi Vibration Sensor For Home Security Door And Window Breakage Detector With Push Notifications
$33.95 Save $16.00 RRP: $49.95
Intelligent Vibration Sensor for Door and Window Detection, Real-Time Alerts, Adjustable Sensitivity, Compatible with Tuya Zigbee
$51.95 Save $27.05 RRP: $79.00
Theft Door Alarm - Compact Vibration Sensor with Loud Sound for Safes, Drawers, Walls, and Home Office Security
$30.95 Save $16.00 RRP: $46.95
Wireless Door and Window Sensor Tuya Zigbee Compatible Magnetic Sensor Smart Home Door Detector Remote Control
$119.00 Save $60.00 RRP: $179.00
Ultrasonic Distance Sensor Pack of 2 SR04T for Distance Measurement, Obstacle Avoidance, and Industrial Control
$37.95 Save $21.05 RRP: $59.00
Ultrasonic Distance Sensor Pack of 2 SR04T Modules for Distance Measurement, Obstacle Avoidance, and Industrial Control
$37.95 Save $21.05 RRP: $59.00
Wireless Door Window Alarm with Magnetic Contact Sensor for Remote Home Isolation Monitoring White
$39.95 Save $19.05 RRP: $59.00
Magnetic Switch NC Normally Closed Waterproof Micro Alarm For Door Window Sensor, High Precision Electronic Component
$35.95 Save $18.05 RRP: $54.00
Wireless Vibration Alarm 120dB Alarm Sound Safe Prevent Theft Door Window Alarm Sensor for Home
$16.95 Save $9.00 RRP: $25.95
Wireless Magnetic Wave Signal Detector Bug Sweeper Listening Device Anti Spy Hidden Camera Detector
$119.00 Save $60.00 RRP: $179.00
5 Sets Magnetic Reed Switch DC100V Normally Open Closed Recessed Wired Door Window Sensor Switch for Alarm System White
$27.95 Save $16.00 RRP: $43.95
Door Alarm Sensor Window Home Safety Alarms Indoor PIR Motion Infrared Detector USB Rechargeable
$20.95 Save $13.00 RRP: $33.95
12V 8A Power Adapter 100V240V AC to DC Power Supply Transformer Converter for LED Light Strip
$28.95 Save $17.00 RRP: $45.95