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Security System Sensors

Shop the best prices on 8,860 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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2,849 - 2,880 of 3,200
6X 2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Windows Open Close Status Works with TTLOCK App Smart Locks
From $84.00
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (20 Sets)
From $18.95
2X Tuya Smart Vibration Sensor ZigBee Tuya Sensor Monitor App Control Security Protection Zigbee Sensor
From $25.95
2X Tuya ZigBee Temperature Humidity Sensor Smart Home Temperature Sensors Works with Alexa Google Assistant Smart Life
From $22.95
4X Tuya ZigBee Devices Button Scene Switch Intelligent Linkage Smart Switch Battery Powered Work with Smart Life
From $31.95
4X Tuya Intelligent Pressure Sensor for ZigBee Gravity Detection Automation Scene Linkage 800mm
From $179.00
2X Tuya ZigBee Light Sensor Luminance Sensor Beam Sensor Real-Time Luminance Detection Smart Home Automation App Control
From $27.95
2X E3Z-R61 NPN Photoelectric Beam Sensor with Bracket Mirror Reflection Photoelectric Switch Sensor 2m Range
From $15.95
6X Call Button Restaurant Pager 433MHz Wireless Doorbell Bell Button for Home Security Alarm System Hardware Red
From $23.95
4Pairs Smart Door Sensor, WiFi Window Door Sensor Alarm, Contact Sensor for Home Security, Smart Home Automation
From $33.95
Mailbox Alert Sensor, Real-Time Updates, Secure Home Monitoring, Easy Installation lrt
From $44.95
Mailbox Alert Sensor, Real-Time Updates, Secure Home Monitoring, Easy Installation
From $44.95
Door Window Open Alarm, Wireless Remote Control Magnetic Sensor
From $16.95
Door Window Sensors Detector Home Security Magnetic Sensor Door Window Anti-theft Alarm Surface Mount Strong Concealment Multicolor
From $20.95
Waterproof Dual-Beam Photoelectric IR Detector - Outdoor Infrared Barrier Sensor with Lens Indicato
From $40.95
Sensitive Motion Detections Trip Alarm Sturdy Nonrust Steel Hiking Security Alarm Ideal For Security Needs Multicolor
From $25.95
Smart WiFi Thermometer with Freezer Alert for Home Temperature Monitoring
From $59.00
Door And Window Security Alarms Wireless Magnetic Sensors Suitable For Home Apartment Family Protective And Child Safety Multicolor
From $30.95
Door Window Sensor Garage Door Detector Thread Wireless Protocol ABS Texture Suitable for Home Garage Door Security Multicolor
From $64.00
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
From $44.95
Photocell Beam Sensor, Simple Single Beam Infrared Sensor Barrier Detector for Gate Door Window Burglar Alarm System(Black)
From $32.95
Door Handle Sensor Alarm Vibration Type Export Version
From $54.00
12-24V Waterproof IP65 Photocell Automatic Gate Door Safety Warning Infrared Beam Sensor Photocell 20m Detect Range
From $15.95
5pair for IR Break Beam Sensor LEDs Counting Module Split Distance Sensor Infrared Beam Sensor LED Counting Module
From $11.95
Sensor Module for Low-Power Parking Detection Curb-Mounted and Median-Mounted Video Poles
From $14.95
110-220V Wire Magnetic Switches compatible with Burglar Alarm System Magnetic Switches NC/NO Recessed Wire Window Door Switches
From $21.95
3X Door Opening Sensor Wireless Time Delay Door Alarm Door Sensor Door and Window Security Alarm Home Security
From $27.95
Smart Door Sensor - WiFi Wireless Window Sensor Real-Time Message Notification Compatible with Alexa Google Assistant
From $28.95
RC-33 NC Recessed Wired Security Window Door Contact Sensor Alarm Magnetic Recessed Switch White - (6 Sets)
From $9.95
15 Pcs Mc-38 Wired Door Window Sensor Magnetic Switch for Home Alarm System,When Sensor Together,Normally Closed Nc
From $19.95
Reflector Photocell Long Range 12-24V DC/AC Automatic Gate Infrared Photocell Sensor with Waterproof Cover
From $47.95
Wireless Door Alarms When Opened with Remote,Door Security Sensor Chime Window Alarm Pool Alarm Door Alarm 2 Pack
From $34.95