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Security System Sensors

Shop the best prices on 8,869 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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449 - 480 of 3,200
Safety Beam for Sliding Glass Doors, Photoelectric Detection System, 123x50x32mm Controller, 5m Wire, for Commercial or Residential Use
From $31.95
Wireless Door Magnetic Sensor WiFi Connected Intelligent Monitoring Long Battery Life Design Rental House Security Door Magnetic Detector
From $23.95
Wireless Door Alarm Window Opener Alarm Home Security Sensor Pool Alarm Child Security Anti-Theft (2 Pack) SZ
From $109.00
4X Camping Perimeter Alarm 125DB Loud Tripwire Motion Sensor Multiple Modes Easy Setup Security_yzac
From $149.00
Door and Window Sensor, Real-time Alert, Easy to Install, Zigbee Wireless Security Device
From $45.95
Temperature and Humidity Light Sensor, WiFi Connection Voice Control, 2.4Ghz Operating Temperature -10℃-60℃, Indoor Environment Monitoring Device
From $35.95
Door and Window Alarm for Childproofing 10-Piece Set Office Dormitory Security Sensor
From $40.95
Photoelectric Sensor DC6-36V 300mA ABS Housing E3Z-R61 Security System Sensing Device
From $18.95
Wired Rain Sensor Probe Outdoor 433MHz UV Shell DC5V-24V Operation for Smart Switches
From $32.95
Photoelectric Safety Beam Sensor for Automatic Sliding Glass Doors, 10m Detection, 12-24V DC Power Supply, Wired Connection
From $34.95
Temperature and Humidity Sensor Graffiti ZigBee Intelligent Sensor E-Ink Screen Detection App Remote Control Sensor
From $49.95
24-Pack Electronic Door and Window Security Sensors with Anti-Burglary Alarm Function for Home Safety
From $54.00
Wired Mount Magnetic Contact Sensor for Roller Shutter Doors Anti-Theft Switch NO/NC Compatible for Home Use_bb
From $30.95
Heavy Duty Wired Alarm Garage Door Magnetic Contacts Switch Sensor NC with Adjustable Bracket_zyaq1
From $36.95
Tuya Smart Home Security: WiFi Door Window Sensor with Anti-Theft Alarm & Real-Time App Alerts
From $13.95
Wireless Refrigerator Door Alarm with Smart Voice Alert, Easy Installation and Freezer Door Open Reminder
From $119.00
4 Pack Door Window Alarm, Wireless Magnetic Sensor, Peel and Stick, Door Alarm for Home
From $94.00
Alarm Sensor Module Sw420 Motion Module for Alertor 1Pcs Multi
From $10.95
ZigBee Pressure Sensor for Detection and Automation Scene Linkage, 800mm, 2 Pack_lyu
From $89.00
2026 Suitable Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door Window Sensor Transducer Smart Life Home(,0
From $24.95
Commercial Grade Wireless Door Chime Sensor with 2 Transmitters and 2 Receivers for Shop Alert
From $99.00
Wireless Door Chime Kit 1 Receiver and 1 Motion Detector Sensor
From $17.95
Infrared Photocell Beam Sensor DC 12-24V Waterproof Outdoor Detection 20m for Gate Garage Door
From $34.95
Mailbox Alert Sensor, Real-Time Updates, Secure Home Monitoring, Easy Installation
From $45.95
Human Presence Sensor Module 24GHz Smart Millimeter Wave Radar Sensing Heartbeat Detection Module with BT LD2410B A1
From $17.95
Automatic Toilet Flush Button Toilet Smart Sensor Flusher ExternalInfrared Flush Smart Toilet Flushing Sensor
From $21.95
UTP 4 Channel Passive Video Balun Transceiver
From $15.95
Tuya Matter Thread Door Window Sensor hwy
From $17.95
Infrared Gate Sensor Kit with Invisible Safety Beam, Weatherproof Photoelectric Sensor for Automatic Garage Door, TC102 Compatible
From $35.95
ZigBee Vibration Sensor for Home Security Door Window Break-in Alarm Detector Compatible with Smart Life APP
From $31.95
Anti-wild boar alarm compatible with animal repellent and theft deterrent
From $59.00
LED Mailbox Alert System with 800 Ft Wireless Range and Notification Light
From $64.00