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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, Other and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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1,697 - 1,728 of 3,200
Zigbee Wireless Window Alarm Rechargeable Living Room And Bedroom Remote Control Door Sensors Status Monitor
$94.00 Save $55.00 RRP: $149.00
Kuehlschranktuer Alarm Fridge Door Alarm Compact Sensor With Voice Alert For Home Office School And Rooms With Windows
$44.95 Save $24.05 RRP: $69.00
Refrigerator Alarm, Door-Opening Sensor, Voice Alarm, Window and Room Sensor for Home, Office, School, Store Security
$33.95 Save $17.00 RRP: $50.95
Kuhlschranktuer Alarm Smart Door Sensor With Fridge Door Alarm And Voice Alarm For Window Room Home School Office Security
$31.95 Save $16.00 RRP: $47.95
Door and Window Alarm With Magnetic Sensor For Home Office Security Easy Installation Intrusion Alarm For Windows
$25.95 Save $12.00 RRP: $37.95
2025 Tuya Smart ZigBee Door Sensor Door Open / Closed Detectors App Notification
$74.00 Save $75.00 RRP: $149.00
High Sensitivity Detector Hotel Anti-anti-sneaky Camera Anti-eavesdropping Artifact Wireless Precision Alarm,red 25-26s
$79.00 Save $80.00 RRP: $159.00
Anti-Spy Wireless RF Signal Detector Bug GSM GPS WiFi Tracker Camera Bug Signal Detector Anti-Spy Infrared Scanner
$20.95 Save $12.00 RRP: $32.95
Tuya Smart Door Sensor Wireless WiFi Door Window Detector Smart Linkage Window Door Contact Sensor for Home Security
$19.95 Save $11.00 RRP: $30.95
4PCS Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door
$51.95 Save $32.05 RRP: $84.00
5-Level Sensitivity Adjustment Window Glass Break Vibration+Magnetic Door Sensor, Requires Alarm Host to Operate
$33.95 Save $20.05 RRP: $54.00
Air Quality Climate Sensor 5QJ907643 Designed for Better Airflows In Extreme Weather Real Time Monitoring Inside Vehicle
$41.95
UTP 4 Channel Passive Video Balun Transceiver Metal 4 Channel Video Balun Receiver for CVI AHD Cameras CCTV
$35.95
Security Burglar Alarm - Magnetic Door Window Contact Sensor Reed Switch
$15.95 Save $35.00 RRP: $50.95
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets)
$15.95 Save $22.00 RRP: $37.95
Wireless Door Alarms When Opened with Remote,Door Security Sensor Chime Window Alarm Pool Alarm Door
$37.95 Save $31.05 RRP: $69.00
Tuya Zigbee Smart Door Sensor Door Open Closed Detectors Security Protection
$24.95 Save $22.00 RRP: $46.95
Aubess Tuya Zigbee Door And Window Magnetic Sensor Wireless Connection Smart Home
$179.00 Save $150.00 RRP: $329.00
Tuya Zigbee Intelligent Door And Window Sensor Smart Home Wireless Door Open Closed
$84.00 Save $85.00 RRP: $169.00
SQ909 Multi Function Anti Spy Anti Candid Detector Wireless Signal Wideband Vibration Alarm
$109.00 Save $130.00 RRP: $239.00
Door Window Open Alarm, Wireless Remote Control Magnetic Sensor Chime Anti Theft Home Security DIY P
$18.95 Save $15.00 RRP: $33.95
Touch Sensor Door Handle Alarm Anti Theft Vibration Window Burglar Alert Home Security Door Alarm An
$21.95 Save $17.00 RRP: $38.95
10pcs Magnetic Reed Switch Door Window Security Alarm System Normally NC NO Contact Switches for Enhanced Home Safety-jjk
$42.95 Save $11.05 RRP: $54.00
Fingerbot Plus Smart Button Pushers and Accessory Kit with Tool Packs
$64.00 Save $35.00 RRP: $99.00
R558S Capacitive Fingerprint Module for Access Control Security System
$16.95 Save $18.00 RRP: $34.95
For 1pcs Dual Mode Navigation Wall Barrier For 600s Series
$48.95 Save $55.05 RRP: $104.00
2025 Latest Model Aqara Light Sensor T1 Zigbee 3.0 Brightness Sensor Smart Home
$89.00 Save $90.00 RRP: $179.00
2025 Tuya Wifi Door Magnetic Smart Window Sensor Door Door Detector Smart Home Alarm System for Alexa Go
$30.95 Save $4.00 RRP: $34.95
2025 Door Opening Sensor Wireless Time Delay Door Alarm Door Sensor Door And Window Security Alarm Home
$39.95 Save $5.00 RRP: $44.95
White Wired Security Door and Window Sensor Alarm with Magnetic Switch (10 Sets)
$21.95 Save $13.00 RRP: $34.95
UTP 4 Channel Passive Video Balun Transceiver
$15.95 Save $11.00 RRP: $26.95
10 Sets 433MHz Wireless Magnetic Door Window Sensors for Enhanced Home Security Compatible with Home Burglar Systems-yt
$64.00 Save $20.00 RRP: $84.00