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Security System Sensors

Shop the best prices on 12,581 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on ZENGO, Aura, GreenZech and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

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3,009 - 3,040 of 3,200
Magnetic Label Remover Clothes Anti-theft Buckles Nail Extracto
£7.95 Save £8.00 RRP: £15.95
Door and Window Opening Alarm (2 Pack) Suitable for Alzheimer's Patients, 120dB
£19.95 Save £7.00 RRP: £26.95
Security Sensor Detector 130DB Smart Tuya Door Window Vibration Alarm
£20.95 Save £12.00 RRP: £32.95
10pcs Magnetic Switch Door Window Security Alarm System Normally NC NO Contact Switches for Enhanced B
£16.95 Save £4.00 RRP: £20.95
A 2-piece Automatic Infrared Beam Detector, an IR Alarm Sensor and Door Light Sensor for a home Burglar Alarm System.
£45.95 Save £48.05 RRP: £94.00
WiFi Smart Zigbee Temperature and Humidity Sensor LCD Screen History Record Smart Home Security Remote Control unbrand
£11.95
Tuya Wifi Door Sensor Window Entry Sensor Security Burglar Magnetic Sensor Alarm Smart Life for APP Remote Control unbrand
£7.95
Tuya Zigbee Multifunctional Pressure Sensor Flexible Thin Film Pressure Sensor Smart Linkage Smart L
£37.95 Save £7.00 RRP: £44.95
Rain Snow Sensor,Switch Type 485 Rain and Snow Transmitter Detection Densor
£31.95 Save £17.05 RRP: £49.00
120dB 9V Burglar Alarm Sensor for Doors & Windows, 5.3x2.3x10cm
£6.95 Save £5.00 RRP: £11.95
M12 52 Musics Wireless Sensor Welcome Doorbell Shop Entry Detector Alarm with 2 Transmitter+1
£36.95 Save £37.05 RRP: £74.00
Tuya WiFi Temperature Humidity Sensor Smart Link Multifunction Detector
£15.95 Save £19.00 RRP: £34.95
Tuya ZigBee NEO 90dB Sound and Light Alarm Sensor with Built-in Siren for Smart Home
£20.95 Save £21.00 RRP: £41.95
Magnetic Door Window Contact Sensor No/NC Switch Easy to Install for Home Security
£9.95 Save £20.00 RRP: £29.95
Vibrating Door Window Burglar Alarm 8.7x5.6x2.3cm Anti-Theft Security Sensor
£18.95 Save £20.00 RRP: £38.95
2026 12V Infrared Photocell Waterproof Sensor for Automatic Gate Barrier
£14.95 Save £14.00 RRP: £28.95
ZigBee Door Sensor with App Alerts for Open/Closed Status Monitoring
£54.00 Save £30.00 RRP: £84.00
Glass Break Detectors, Window Alarm With 125 Db Alarm, Glass Vibration Sensor Alarm(2 Pcs) Banban
£21.95 Save £22.00 RRP: £43.95
Magnetic Label Remover Clothes Anti-theft Buckles Nail Extracto
£10.95 Save £11.00 RRP: £21.95
Door Anti Burglar Protection Kit 911770 Door Security Device Replacement for Peugeot Boxer
£18.95 Save £18.00 RRP: £36.95
Home Security Burglar Alarm Magnetic Sensor Door Window Alarm Super Loud Apartment Door Window Pool Alarm Set
£14.95 Save £11.00 RRP: £25.95
Rolling Door Contact Magnetic Reed Switch Responsive NC Gate Alarm Switch for Garage Industrial Warehouses Shops
£24.95 Save £21.00 RRP: £45.95
ZigBee Smart Temperature and Humidity Sensor For Tuya Alexa Google Home
£9.95
Exquisite Tuya Zigbee 3.0 Door Window Sensor Smart Home Door Open Closed Detector SmartLife App Control Via Alexa Google Home Zigbee2MQTT
£15.95 Save £16.00 RRP: £31.95
Freezer/Fridge Door Alarm When Left Open Safety Window Alarm 3/15/30/60s Adjustable Delay 4-in-1 Door Sensor Chime
£14.95
Light Sensor DC 5V 12V USB Wire Night Auto-on Light Sensor Cable hwy
£9.95
Magnetic Contact Sensor Burglar Alerts for Home Security Wireds Security Window Gate Contact Sensor Alarm Anti-Theft Multicolor
£11.95
SONOFF DW2 WIFI Door Window Sensor Open/Closed Detector Smart Home Sec 25-26
£20.95 Save £20.00 RRP: £40.95
25-26 Door Alarm, Wireless Door Window Contact Sensor For Kids Safety 4 Pcs
£16.95 Save £17.00 RRP: £33.95
25-26 Tuya Zigbee Smart Light and Rain Sensor 2-In-1 Function, Light and Rainwater Detection Smart Life Ap
£17.95 Save £18.00 RRP: £35.95
Tuya WiFi Smart Door Sensor Wireless Magnetic Door Window Open Closed Detectors 26s
£69.00 Save £70.00 RRP: £139.00
SONOFF DW2 WiFi Door Window Sensor Wireless Sensor Detector eWeLink App Notification Alerts Smart Home Security
£99.00 Save £40.00 RRP: £139.00