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Security System Sensors

Shop the best prices on 14,642 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on Dirtypigs, GreenZech, Ydcy and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

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1,889 - 1,920 of 3,200
Automatic Garage Door Gate Detector DC12V Infrared Photocell Beam Sensor
From £7.95
6-Pack Window Alarm Mini Wireless Burglar Security Alarm Magnetic Entry Sensor
From £9.95
2pcs NC Rolling Door Contact, Magnetic Reed Switch, Alarm Applications MC-52
From £49.00
NAS-DS01W WiFi Smart Door and Window Smart Home Detector
From £17.95
Door Security Alarm 4 in 1 Multi Functional Door and Window Open Alarm Sensor
From £24.95
Power Failure Alarm,high Volume Warning Detection Alarm Automatic Fault-jun GT
From £10.95
Infrared Beam Sensor Intrusion Alarm Outdoor Long Distance Infrared Detector AC1218V DC1224V 60m/196.9ft PD
From £54.00
Fake TV Simulator with AC Adaptor Anti-Burglar and Theft Deterrent Home Security Timer and Sensor,EU Plug MMD
From £19.95
TUYA Zigbee 3.0 Smart Window Door Sensor ZigBee 3.0 Wireless Connection Multifunction for Smart Echo Hub SmartLife App MMD
From £11.95
Tuya ZigBee 3.0 Window Door Gate Sensor Detector Controlled Via Smart Life App for Home White top
From £15.95
Smart Rain Sensor Solar Charging Real Time Water Resistant Light Rainwater Detector with App Alert for Zigbee for Tuya intelligence
From £36.95
Tuya Smart Home Sensor ZigBee Temperature and Humidity Sensor App Remote Monitoring Light Sensor Detector
From £27.95
Zigbee Smart Vibration Sensor Detection Tuya Smart Life APP Notification Real-Time Motion Vibration Alarm Smart Home
From £11.95
10pcs Magnetic Switch Door Window Security Alarm System Normally NC NO Contact Switches for Enhanced A
From £14.95
Garage Door Magnetic Curtain Door Sensor with 5m Wired Magnetic Detector for Garage Door Opener Accessories high quality
From £6.95
Infrared Beam Sensor Intrusion Alarm Outdoor Long Distance Infrared Detector AC1218V DC1224V 60m/196.9ft Super perfect quality
From £43.95
Tuya Smart ZigBee SOS Button Sensor Alarm Elderly Children Alarm Emergency Help Switch Tuya Smart Life Remote Control
From £13.95
Wireless Door Alarm With Remote Windows Open Alarmshome Security Sensor Pool Alarm For Kids Safety Sliding (2 Pack)
From £49.00
Fridge Door Alarm with Open Door Alert and Adjustable Voice Warnings_ynal
From £18.95
2Sets Overhead Garage Door Contacts Wired Magnetic Switch Alarm Sensor with Armored Wire Leads and Adjustable Bracket
From £22.95
WIfi Alarm Wireless Magnetic Door Window Sensor, Window and Door Alarms, Tuya Smart Devices Door Ch
From £11.95
Daylight Sensor Cable DC 5V 12V USB Auto-On Wire for Home Lighting and Security Solutions
From £7.95
Wireless Mailbox Alert System with LED Flash and Long Range Notification Chime
From £33.95
Photoelectric Beam Sensor with Bracket, NPN Output for Reliable Detection
From £11.95
Smart Door and Window Sensor for Home Security, Contact Alarm Switch Handle Detector
From £17.95
Vibration Alarm (For Export) YVL
From £29.95
2026 Suitable Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds, 4 In 1 Door Sensor
From £1.95
WiFi Light Sensor, USB Powered Smart Illumination Detector, 0-1000 LUX, Compatible with Tuya, APP Control, Home Automation, Wall Mount - 1 Pack
From £36.95
2026 Suitable Tuya WiFi Light Sensor Smart Home Illumination Sensor APP Linkage Control Brightness Detector Illumi
From £13.95
Power outage detector, high volume wired alarm system
From £10.95
GRV8-03 Three Phase Voltage Monitoring Phase Failure Protection Relay Phase Sequence(M460)
From £18.95
Zigbee Smart Vibration and Tilt Sensor, Real-Time Alerts via App, Adjustable Sensitivity, 3-Pack for Home Security
From £35.95