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Security System Sensors

Shop the best prices on 10,951 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Gze, Dirtypigs and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

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737 - 768 of 3,200
Sensor Wireless Connectivity User-Friendly App Smart Wifi Temperature and Humidity Sensor for Home Iot Device
From £6.95
(New) Matter Thread Door/Window Sensor Compatible With Tuya Smart Home System
From £35.95
Bed Wetting Wireless Alarm Urine Sensor Rechargeable Pee Wet Alarm With Receiver-Good
From £37.66
Wireless Door Alarm Window Opener Alarm Home Security Sensor Pool Alarm Child Security Anti-Theft (2 Pack)-Yvan
From £47.98
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-Good
From £9.54
2025 DOBERMAN SE-0701 Oval Household Anti-theft Door and Window Magnetic Spring Sensor Super Loud Simple Alarm
From £14.71
One white smart WiFi infrared detector with outdoor wireless alarm and motion sensor.
From £45.95
Outdoor Door Window Magnetic Alarm Wireless Sensor Waterproof Monitor Burglar Anti Theft Home Securi
From £17.24
Garage Door Bracket for Ring Alarm Contact Sensor 2nd Gen, Compatible for Ring Accessory (2Pack, Sensor Not Included)
From £13.95
Garage Door Bracket for Ring Alarm Contact Sensor 2nd Gen, Compatible for Ring Accessory (2Pack, Sensor Not Included)
From £9.95
Garage Door Bracket for Ring Alarm Contact Sensor 2nd Gen, Compatible for Ring Accessory (2Pack, Sensor Not Included)
From £9.95
Garage Door Bracket for Ring Alarm Contact Sensor 2nd Gen, Compatible for Ring Accessory (2Pack, Sensor Not Included)
From £19.95
Garage Door Bracket for Ring Alarm Contact Sensor 2nd Gen, Compatible for Ring Accessory (2Pack, Sensor Not Included)
From £12.95
Garage Door Bracket for Ring Alarm Contact Sensor 2nd Gen, Compatible for Ring Accessory (2Pack, Sensor Not Included)
From £9.95
Garage Door Bracket for Ring Alarm Contact Sensor 2nd Gen, Compatible for Ring Accessory (2Pack, Sensor Not Included)
From £8.95
Garage Door Bracket for Ring Alarm Contact Sensor 2nd Gen, Compatible for Ring Accessory (2Pack, Sensor Not Included)
From £9.95
Garage Door Bracket for Ring Alarm Contact Sensor 2nd Gen, Compatible for Ring Accessory (2Pack, Sensor Not Included)
From £18.95
3X Tuya Door Magnetic Alarm, Anti-Theft Alarm, WIFI APP Door Magnetic Opening Reminder Remote Alarm
From £15.95
Garage Door Bracket for Ring Alarm Contact Sensor 2nd Gen, Compatible for Ring Accessory (2Pack, Sensor Not Included)
From £9.95
Garage Door Bracket for Ring Alarm Contact Sensor 2nd Gen, Compatible for Ring Accessory (2Pack, Sensor Not Included)
From £10.95
Garage Door Bracket for Ring Alarm Contact Sensor 2nd Gen, Compatible for Ring Accessory (2Pack, Sensor Not Included)
From £11.95
Magnetic Door Window Contact Sensor Alarm Security Home Burglar Alarm Magnetic Switch Normally Closed Easy to Install Multicolor
From £8.44
SONOFF SNZB-04PR2 Zigbee 3.0 Smart Door and Window Sensor Smart Automation Module Requires Zigbee Hub
From £16.95
SONOFF SNZB-04PR2 Zigbee 3.0 Smart Door and Window Sensor Smart Automation Module Requires Zigbee Hub
From £21.95
SONOFF SNZB-04PR2 Zigbee 3.0 Smart Door and Window Sensor Smart Automation Module Requires Zigbee Hub
From £19.95
SONOFF SNZB-04PR2 Zigbee 3.0 Smart Door and Window Sensor Smart Automation Module Requires Zigbee Hub
From £15.95
SONOFF SNZB-04PR2 Zigbee 3.0 Smart Door and Window Sensor Smart Automation Module Requires Zigbee Hub
From £21.95
SONOFF SNZB-04PR2 Zigbee 3.0 Smart Door and Window Sensor Smart Automation Module Requires Zigbee Hub
From £20.95
SONOFF SNZB-04PR2 Zigbee 3.0 Smart Door and Window Sensor Smart Automation Module Requires Zigbee Hub
From £17.95
SONOFF SNZB-04PR2 Zigbee 3.0 Smart Door and Window Sensor Smart Automation Module Requires Zigbee Hub
From £25.95
SONOFF SNZB-04PR2 Zigbee 3.0 Smart Door and Window Sensor Smart Automation Module Requires Zigbee Hub
From £15.95
SONOFF SNZB-04PR2 Zigbee 3.0 Smart Door and Window Sensor Smart Automation Module Requires Zigbee Hub
From £16.95