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Security System Sensors

Shop the best prices on 11,314 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Woosien and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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289 - 320 of 3,200
ZigBee 3.0 Temperature Humidity Sensor Battery Operated Smart Security Device
$18.95 Save $22.00 RRP: $40.95
2pack Freezer Door Alarm,3/15/30/60 Seconds Wireless Fridge Alarm,4 In 1 Door Sensor Doorbell Door Open Alarm Loud108db
$48.95 Save $35.05 RRP: $84.00
2024,4vwin Fake Tv Simulator With Ac Adaptor Anti-burglar And Theft Deterrent Home Security Timer And Sensor (5v British Standard Plug Type).
$64.00 Save $85.00 RRP: $149.00
2025 100m Sensor Alarm Dual Beam Photoelectric Infrared Detector for Home Security,Black
$64.00 Save $20.00 RRP: $84.00
Magnetic Remover Clothing Hard Tag Remove/security Tag Detacher
$40.95 Save $28.05 RRP: $69.00
Rustproof 433mhz Water Leakage Sensor Alarm For Home Security Systems Ebox
$43.95 Save $45.05 RRP: $89.00
Magnetic Label Remover Clothes Anti-theft Buckles Nail Extracto
$16.95 Save $17.00 RRP: $33.95
Infrared Sensor Security Alarm Anti-theft Motion Detectors For Home Guard System
$20.95 Save $14.00 RRP: $34.95
2X Tuya ZigBee Light Sensor Brightness Detector with Temperature Humidity Detection Display Smart Home Security Linkage
$74.00 Save $40.00 RRP: $114.00
4X Door Opening Sensor Wireless Time Delay Door Alarm Door Sensor Door and Window Security Alarm Home Security
$33.95 Save $18.00 RRP: $51.95
2X ZigBee NEO 90DB Sound and Light Sensor Tuya Smart Life Built-In Siren Alarm Sensor
$38.95 Save $20.05 RRP: $59.00
2X 820CB Garage Door Safety Sensor Replacement Kit for G801CB-P/801CB/041-0136 for Chamberlain LiftMaster Sears
$39.95 Save $24.05 RRP: $64.00
15pcs 433MHz Wireless Vibration Glass Break Detector, Adjustable Sensitivity, Compatible with Alarm Systems White
$99.00 Save $60.00 RRP: $159.00
6X Call Button Restaurant Pager 433MHz Wireless Doorbell Bell Button for Home Security Alarm System Hardware Red
$25.95 Save $15.00 RRP: $40.95
Wifi Doorbell With Magnetic Triggered Sensor For Window And Door Security 8.20X4.20X1.60cm White 1Set
$41.95
ZigBee Smart Temperature and Humidity Sensor For Tuya Alexa Google Home
$22.95 Save $22.00 RRP: $44.95
Infrared/IR Beam Detector Sensor for Perimeter Protection Outdoor Security System
$24.95 Save $8.00 RRP: $32.95
Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door Window Sensor Transducer Smart Life Home(4PCS)
$31.95
3X ZigBee NEO 90DB Sound and Light Sensor Tuya Smart Life Built-in Siren Alarm Sensor
$64.00
24pcs Door And Window Alarm Electronic Alarm Window Alarm Sensor Anti-burglary Window Security Alar
$51.95 Save $17.05 RRP: $69.00
DOBERMAN SE-0701 Oval Household Anti-theft Door and Window Magnetic Spring Sensor Super Loud Simple Alarm
$16.95
WiFi Door Sensor Smart Life Window Detector Window Door Sensor Detector Home Security Burglar Alarm Real-time Push Alert White
$44.95
Wired Door Sensor Embedded Magnetic Switch Door Window Entry Warning Switch Home Anti-theft Alarm Dustproof Waterproof Multicolor
$14.95
Electronic Wireless Vibration Sensor Home Security Door Window Alarm 100db GreenZech
$35.95 Save $68.05 RRP: $104.00
Tuya Smart WiFi Window Gate Door Sensor Open Close Detector App Notification Alert Security Alarm Smart Life Alexa Google Home
$59.00 Save $10.00 RRP: $69.00
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets)
$17.95
Glass Break Alarm 125dB Window Vibration Detector Sensor Alarm 3 Pack Ultra-Slim Anti-Theft Alarm for Door and Window with Ajustment Sensitivity
$43.95 Save $75.05 RRP: $119.00
Tuya Zigbee Light Sensor Luminance Detector Sensor Smart Home Automation App Control Tuya Light Detector
$19.95
Tuya Smart Vibration Sensor ZigBee Tuya Sensor Monitor App Control Security Protection Zigbee Sensor
$42.95
Door Window Sensor Home Independent Personal Wireless Security Burglar Alarm Bell For Home New
$16.95 Save $42.05 RRP: $59.00
Infrared Photocell Beam Sensor for Automatic Gate Door Garage Shutter Barrier Detector 12V
$12.95 Save $10.00 RRP: $22.95
SOS Panic Button with WiFi Connectivity, Waterproof IPX4 Emergency Alert for Elderly and Children
$27.95 Save $13.00 RRP: $40.95