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Security System Sensors

Shop the best prices on 8,684 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Gze, Hsmy and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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33 - 64 of 3,200
NEO COOLCAM NAs DS01Z Mini Wireless Door Window Sensor Alarm for Z-wave 300 500 Series (US)
From $40.95
Smart Door Window Detector Wireless Security Alarm Door Door Open Contact Sensor for Home Office
From $21.95
Window Alarm Sensor Durable ABS Adjustable Sensitivity Remote Battery Powered Glass Break Detector
From $18.95
Window Glass Break & Door Security Vibration and Magnetic Sensor, 5-Level Sensitivity, Requires Alarm Host to Operate
From $14.95
Invisible Beam Barrier Active Detection Digital Pulse Infrared Sensor 100m IR Alarm
From $69.00
Wireless Infrared Alarm Sensor 433Mhz
From $99.00
Wireless Door Sensor Alarm 433MHz Remote Control for Home Security Magnetic Induction Window Access
From $99.00
Wireless Door Sensor Alarm 433MHz Remote Control for Home Security Magnetic Window Access
From $139.00
ZigBee Smart Temperature Humidity Light Sensor APP Remote Monitor Intelligent Detector Smart Securi
From $26.95
hard Garage Door Bracket compatible with Ring Alarm Contact Sensors 2nd Gen (Sensor Not Included), Garage Door Security Accessory
From $23.95
M5STACK RFID 2 Unit Mini RFID Reader Sensor WS1850S Radio Frequency for Smart portation
From $13.95
12V Waterproof IR Photocell Sensor for Automatic Gate Door Barrier System 26-27s
From $23.95
Door Window Magnetic Contact Alarm Burglar Security Safety System compatible with Shop Garage Supermarket
From $18.95
MC-31 Surface Mount NC Magnetic Door Contact Sensor with Alarm Reed Switch (10 Units)
From $38.95
D10 Mini Window Door Alarm Sensor 433mhz Wireless Door Lock Switch Accessories For Security Alarm Host
From $149.00
Smart Home Light Illuminance Sensor Ip67 Waterproof Smart Lighting Accessory Light Brightness Detection Sensor For Zigbee
From $64.00
2022.Z-wave Plus Wireless Home Automation Battery-powered Also Can Be Charged With Usb Siren Alarm Sensor
From $199.00
Glass Break Detectors, Window Alarm With 125 Db Alarm, Glass Vibration Sensor Alarm(2 Pcs) Banban
From $42.95
Tuya Sound Light Sensor Built-in 100DB Siren Alarm Linkage Security Protection Control Via SmartLife APP ZigBee EU Plug
From $43.95
Door Sensor Window Alarm for Kids Safety with 1Pair Home Use Remote Monitoring
From $30.95
Pack Freezer Door Alarm, 4-in-1 Wireless Fridge Alarm, 108dB Loud Door Sensor Doorbell, 3-60 Sec Delay N
From $44.95
Easy-to-install door and window alarm sensors with adjustable sensitivity and volume control. Easy-to-install sensors, 65*34*16.5 mm, White, plastic,
From $18.95
Pack of 3 10 W Water Level Sensors, PP Side-Mounted Horizontal Liquid Float Switch, Water Liquid Level Sensors for Tank Pool, Aquarium
From $18.95
2X R558S Fingerprint Sensor Module for Access Control, Reliable Capacitive Recognition
From $41.95
4X Door Opening Sensor Wireless Time Delay Door Alarm Door Sensor Door and Window Security Alarm Home Security
From $34.95
8X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
From $13.95
40X White Door Window Contacts Magnetic Reed Switch Sensor
From $42.95
3X TUYA Zigbee 3.0 Smart Window Door Sensor ZigBee 3.0 Wireless Connection Multifunction for Smart Echo Hub SmartLife
From $42.95
Universal wired/wireless rain sensor probe 433MHz RF module with auto-shutdown function, suitable for window openers.
From $59.00
Z-Wave Proximity Switch Sensor Battery-Powered Z-Wave 3.0 Proximity Switch
From $39.95
10pcs Wired Door Window Sensor Magnetic Switch for Home Alarm System
From $17.95
Infrared Photocell Beam Sensor DC 12-24V Waterproof Outdoor Detection 20m for Gate Garage Door_sh1
From $41.95