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Security System Sensors

Shop the best prices on 14,312 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on Blue Zoo, Elrachen, TTMA and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Australia.

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257 - 288 of 3,200
2025 DOBERMAN SE-0701 Oval Household Anti-theft Door and Window Magnetic Spring Sensor Super Loud Simple Alarm
From $26.95
2025 Automatic infrared beam detector for home security alarm system - 2pcs
From $19.95
Door Window Alarm Sensor 10 Pairs, Magnetic Contact Switch for Wired Wireless Home Security Systems
From $32.95
10 Pack Magnetic Door Window Alarm Sensors for Home Security and Kids Safety with Loud Alert
From $64.00
TUYA Zigbee 3.0 Smart Window Door Sensor ZigBee 3.0 Wireless Connection Multifunction for Smart Echo Hub SmartLife App
From $15.95
2X Crack Monitoring Record, Acrylic Tell Tale Corner Crack Monitor for the Standard Crack and Corner Tell Tale Record
From $13.95
2X Infrared Installation Contactless Infrared Door Lock No Touch Sensor Exit Button IR Door Release DoorbellSwitch B
From $29.95
DFROBOT 24GHz MmWave C4001 Sensor Human Presence Distance Velocity Detection Sensor 25M UART for Real-Time Monitoring Tracking
From $40.95
90db Wireless Security Alarm Door Window Sensor Magnetic Opening Sensor Enhanced 5Pcs
From $15.95
TUYA Zigbee Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor Smart Home 1M
From $19.95
Smart Fingerbot Remoter Garage Curtains Button Robot Pusher Work with Home Voice Assitant Blue
From $26.95
W100 Smart WiFi Bridge Gateway and Door Sensor Set for WeHere Smart Lockboxes, APP Control for Home Office Security
From $94.00
for 117 25700071 Tattletale Magnetic Switch
From $129.00
Wireless Door Window Alarm Sensor with 110dB Loud Siren, Easy Install Home Security, 9 Pcs
From $94.00
Smart Wireless Sensing Doorbell Waterproof Doorbell Security Alarm Kit for Home Yard with 1 Alarm 2 Sensor 110240V
From $45.95
2025 AUBESS Tuya Smart ZigBee 3.0 Smart Temperature And Humidity Sensor Monitoring
From $89.00
Wireless Door Window Sensors 433MHz for Home Security Alarm System Home Burglar Alarm Kits
From $46.95
4 Pcs Tuya WiFi SOS Emergency Button Wireless One Key Call Help Home Elderly Children Security Protection A
From $74.00
Heavy Duty Wired Alarm Garage Door Magnetic Contacts Switch Sensor NC with Adjustable Bracket
From $8.95
Door Window Vibration Sensor Alarm 130dB Adjustable Sensitivity Alarm Warehouse Security Sensor for Home Office 2 Pack
From $24.95
Tuya ZigBee Devices Button Scene Switch Battery Powered Intelligent Linkage Smart Switch Automation Work with Smart Life
From $20.95
Smart Door and Window Sensor with App Control and RealTime Alerts for Home Security Black
From $28.95
12V DC Electronic Buzzer with Continuous Alarm Sound for Industrial and Security Systems
From $30.95
BEM0440-30NB Light Curtain Sensor Switch Safety Light Grating Security Device
From $84.00
Door Exit Button LED Infrared Access Control Backlit Switch ABS Plastic NonTouch Type DC 12V
From $21.95
Door Window Magnetic Contacts Set Wireless Sensor Detector Switch with Remote Controller
From $22.95
Door Window Sensor Quick Response Data Storage Voice Operation Red LED Door Alarm
From $28.95
Door Sensor Alarms Home Security Anti Theft Burglar Door Window Entry Open Sensor Alarms for Home Apartment
From $15.95
Single Channel Inductive Loop Vehicle Detector for Parking Lot Access Control
From $34.95
Tuya WiFi Temperatures Humidity Sensor with External Probe Wireless Temperatures App Monitor for Fr
From $23.95
2pcs Garage Door Bracket for Contact Sensor,Ring Sensor Mounting Bracket Security Accessories
From $27.95
W100 Smart WiFi Bridge Gateway and Door Sensor Set for Smart Lockboxes, APP Control for Home Office
From $89.00