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Security System Sensors

Shop the best prices on 14,007 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Gze and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

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2,337 - 2,368 of 3,200
2025 Glass Break Detector, Window Alarm with 125dB Alarm, Glass Vibration Sensor Alarm for Your Home, Office (2 Pieces)
From £15.95
Zigbee Window Door Open Alarm Real Time Remote Control Magnetic Door Sensor
From £12.95
Utp 4 Channel Passive Video Balun Transceiver
From £16.95
Door Window Vibration Sensor Alarm 130dB Adjustable Sensitivity Alarm Warehouse Security Sensor forHwy
From £11.95
Alarm Magnetic Contacts For Nc Roller Shutter Garage Door Switch Sensor With L-bracket G-- G Edition 0125
From £5.95
Compatible for Refrigerator And Freezer Alarm, Door Left Open, Reminders At 30 Seconds Alarm for Home Safety a-s Edition 1129
From £17.95
Beam Gate Photocells Infrared Sensor - Garage Gate Blind Safety - 12V/24V AC DC Compatible21 Edition 1218
From £24.95
5Pcs Normally Closed Type Vibration Sensory Module Alarm Sensory Module Vibration Detection Module For Home Electronics Multicolor
From £12.95
Tuya WiFi Smart Door Window Sensor Home Indoor Door Magnetic Detector Compatible with & Home
From £7.95
2026 Best Window Alarm Sensors, Door Alarms for Home Security,120 DB Pool Door Alarm for Kids Safety (8 Pack)
From £64.00
2026 Best Door Window Alarms, Toeeson 120DB Pool Door Alarms for Kids Safety, Window Alarms for Home
From £79.00
2026 Best ZigBee Wireless Door and Window Sensor, Send Alert to Your Smartphone, Compatible with Alexa/Google Home, Zigbee Bridge Required, Batteries
From £40.95
Tuya ZIGBEE Wall Emergency Button APP Smart Home Sensor 8x6 ZigBee Intelligent Remote Alarm
From £21.95
TUYA Zigbee Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor Smart Home 1M
From £12.95
2X Light Sensor DC 5V 12V USB Wire Day Auto-on Light Sensor Cable for Home Security and Lighting
From £7.95
4in1 Multi-Functional Door Magnetic Alarm Touch Button Door and Window Alarm Displacement Alarm Sensor 125dB
From £6.95
15 Pcs Mc-38 Wired Door Window Sensor Magnetic Switch for Home Alarm System,When Sensor Together,Normally Closed Nc
From £12.95
Tuya Smart WiFi SOS Button Emergency Wireless Security Alarm Panic Device for Elderly Kids for Safety Smart Life Remote
From £9.95
2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Window Open Close Status DS3 Works with G2 TTLOCK App
From £18.95
Window Sensor Zigbee Wireless Connection Smart Mini Door Sensor Home Assistant for Gateway Home
From £11.95
Tuya Zigbee Door and Window Sensor Smart Home Automation Security Protection Smartlife APP Alarm Remote Real-Time Push
From £9.95
2X Tuya ZigBee Light Sensor Luminance Sensor Beam Sensor Real-Time Luminance Detection Smart Home Automation App Control
From £20.95
3X Tuya ZigBee Light Sensor Luminance Sensor Beam Sensor Real-Time Luminance Detection Smart Home Automation App Control
From £29.95
6X Call Button Restaurant Pager 433MHz Wireless Doorbell Bell Button for Home Security Alarm System Hardware Red
From £15.95
3X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
From £5.95
Light Sensor DC 5V 12V USB Wire Day Auto-on Light Sensor Cable for Home Security and Lighting
From £5.95
5pair for IR Break Beam Sensor LEDs Counting Module Split Distance Sensor Infrared Beam Sensor LED Counting Module
From £9.95
2 In 1 Smart Zigbee Door Window Sensor, Compatible With Home Assistant ZG-102Z
From £16.95
Magnetic Reed Switch RC-35 NC/NO Recessed Wired Door Window Alarm, Magneti Door Switch, Sensor, for Home Security and Burglar Alarm Systems,
From £14.95
Tuya WiFi Door Magnetic Sensor Remote Intelligent Linkage Doors Windows Switch Anti-alarm APP Reminder Alarm
From £18.95
Security Alarm, 3/15/30/60 Seconds Wireless Alarm, 4 in 1 Door Sensor Doorbell, 108dB Aura
From £27.95
Wireless Home Alarm Kit, WiFi Door Window Sensor, Smart Door Status Detection, Phone Notification, Work with Smart Life app ZeGoods ZENGO
From £29.95