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Shop the best prices on 10,938 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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1,153 - 1,184 of 3,200
Tuya Zigbee Door And Window Magnetic Sensor Wireless Door Detector Open Entry Smart Security Alarms Compatible With Alexa Google
$38.95 Save $20.05 RRP: $59.00
Infrared Photoelectric Beam Sensor Barrier Detector Alarm System for Revolving Sliding Automatic Door
$89.00 Save $80.00 RRP: $169.00
Tuya ZigBee Door Window Sensor Wifi Smart Home Door Sensor Alarms Wireless Door Magnetic Alarms with
$45.95 Save $13.05 RRP: $59.00
DC 12v 24v Infrared Sensor Detector Door Safety Photocell Beam Sensor for Automatic Door
$18.95 Save $8.00 RRP: $26.95
Wireless Door Window Sensor Security Alarm System Remote Control 120dB Anti Theft Smart for Kids Cabinet Safety Home
$15.95 Save $8.00 RRP: $23.95
Window Sensor Zigbee Wireless Connection Smart Mini Door Sensor Home Assistant for Gateway Home
$20.95 Save $6.00 RRP: $26.95
10pcs 433MHz Wireless Vibration Glass Break Detector, Adjustable Sensitivity, Compatible with Alarm Systems
$69.00 Save $30.00 RRP: $99.00
Sensor Infrared Safety Beam Photocell Detector For Garage Gate Door DOORHAN DITEC SOMMER
$51.95 Save $47.05 RRP: $99.00
Infrared Beam Detector Burglar Ir Alarms Sensor Alarm System 25-26
$17.95 Save $18.00 RRP: $35.95
GPS Tracking Detector 4 Levels Sensitivity Bug Detectors Anti-Positioning Listening Device Finder for Hotels Travel Office Car 2025
$129.00 Save $120.00 RRP: $249.00
Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds Wireless Fridge Alarm, 4 In 1 Door Sensor Doorbell Door Open Alarm Loud108db 2025
$34.95 Save $34.05 RRP: $69.00
Intelligent WiFi Door Magnetic Wireless Door and Window Alarm, Intelligent Sensing, Real-time App Notification, High Sensitivity
$48.95 Save $10.05 RRP: $59.00
Sonoff DW2-WiFi Wireless Security Window Door Sensor Home Sercurity Alarm Work With eWeLink APP Support Sonoff Devices IFTTT 25-26
$189.00 Save $180.00 RRP: $369.00
Wireless Door Open Sensor Chime 280m Range Door Alarm Window & Door Sensor Door Entry Chime Home Se 2025
$36.95 Save $37.05 RRP: $74.00
Wireless Fridge & Freezer Door Alarm When Left Open; 4-in-1 Sensor with Adjustable Delay
$54.00 Save $55.00 RRP: $109.00
Smart Door Sensor 4 Pack Compatible with Alexa, Wireless Door Window Alarm, App Alerts, Adjustable Volume
$84.00 Save $45.00 RRP: $129.00
Garage Door Sensor Magnetic Switch with Adjustable Bracket and 15in Armored Wire 2 Sets
$40.95 Save $23.05 RRP: $64.00
Compatible for Refrigerator And Freezer Alarm, Door Left Open, Reminders At 30 Seconds Alarm for Home Safetyszrh a-s Edition 1
$39.95 Save $29.05 RRP: $69.00
2pcs Automatic Infrared Beam Detector Ir Alarm Sensor Door Light Sensor Burglar Alarm System S202412
$32.95
Durable Metal Detector Guard 4Pcs Protection Cage For Residential Properties 15.70X15.70X6.90CM Easy Installation
$50.95 Save $38.05 RRP: $89.00
Electronics Enclosure Box ABS Waterproof Power Box for Security Systems Dual Waterproof Protection 2Pcs
$59.00
Waterproof Wireless Door Window Sensor Alarm for Home Security
$48.95 Save $20.05 RRP: $69.00
Pack Freezer Door Alarm Window Security Alarm System with 3/15/30/60 Seconds Delay 4 In 1 Door Sensor Safety Alert
$38.95 Save $12.00 RRP: $50.95
Security Window Door Burglar Alarm Bell Anti-theft Wireless Sensor Detector KAESI
$3.95 Save $7.00 RRP: $10.95
LQ-698 Tuya Smart Home Wireless Temperature And Humidity Detector Sensor, Need to be used with Gateway (TBD05620685)
$41.95
LQ-698 Tuya Smart Home Wireless Temperature And Humidity Detector Sensor, Need to be used with Gateway (TBD05620685)
$41.95
4PCS Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Home
$49.95 Save $59.05 RRP: $109.00
3-Pack Tuya Wifi Temperature Humidity Sensor for Indoor, Smart Home Monitoring System
$33.95 Save $45.05 RRP: $79.00
Light Sensor DC 5V 12V USB Wire Night Auto-on Light Sensor Cable for Home Security and Lighting
$0.95
Fake TV Simulator with AC Adaptor, Anti-Burglar and Theft Deterrent Home Security and Sensor, EU Plug
$32.95
Door And Window Alarm With Low Defect Rate
$42.95 Save $46.05 RRP: $89.00
Anti Candid Detector Hide Camera Detectors for Indoor Home Hotel Travel Office Signal Scanners Multicolor
$189.00