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Security System Sensors

Shop the best prices on 12,923 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on ZENGO, 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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2,625 - 2,656 of 3,200
12V PC Fan Temperature Control PWM Speed Controller Module Alarm Buzzer Sensor with Alarm
£8.95 Save £40.05 RRP: £49.00
Tuya WiFi / Zigbee Door Window Sensor Smart Security Alarm For Alexa Google
£22.95 Save £12.00 RRP: £34.95
10 Pack Window Alarm Wireless Door Magnetic Sensor Alarm For Home Security System, Pool Door Alarm
£33.95 Save £7.00 RRP: £40.95
Freezer Door Alarm When Left Open, Safety Window Alarm, 3/15/30/60 Seconds Adjustable Delay Wireless Fridge Alarm, 4-in-1 Door Sensor Chime Door Open
£23.95 Save £14.00 RRP: £37.95
Wireless Door Open Sensor Chime 280m Range Door Alarm Window & Door Sensor Door Entry Chime Home Se Edition 1110
£20.95 Save £26.00 RRP: £46.95
TUYA WiFi Door and Window Sensor Smart Security Alarms for Alexa Google Home
£21.95 Save £2.00 RRP: £23.95
TUYA WiFi Door and Window Sensor Smart Security Alarms for Alexa Google Home
£21.95 Save £2.00 RRP: £23.95
Automatic Toilet Flush Button Toilet Smart Sensor Flusher ExternalInfrared Flush Smart Toilet Flushing Sensor
£14.95
2pcs Garage Door Bracket for Ring Alarm Contact Sensors 2nd Gen (Sensor Not Included), Garage Door Security Accessory
£17.95
Safety Sound Monitor Intelligent Sound Recognition Device for Monitoring Camera Automatically Alerting on Specific Noise Multicolor
£10.95
24Pcs Door and Window Alarm Electronic Alarm Window Alarm Sensor Anti-Burglary Window Security Alarm
£34.95
Tuya Intelligent Pressure Sensor for ZigBee Gravity Detection Automation Scene Linkage 800mm
£21.95 Save £12.00 RRP: £33.95
Seeed Studio 60GHz MmWave MR60BHA2, ESPhome, Home Assistant, Breathing and Heartbeat Detection Sensor
£51.95
Wired Metal Door Window Magnetic Contact Sensor Detector Switch Alarm Home
£35.95 Save £38.05 RRP: £74.00
Tuya ZigBee Vibration Sensor Smart Home Vibrator Door Window Break Burglar Detector Smart Life APP
£9.95 Save £11.00 RRP: £20.95
EU Plug Fake TV Simulator with AC Adaptor, Home Security Device
£26.95 Save £32.05 RRP: £59.00
Glass interruption Detector Window Alarm with 125dB Vibration Sensor for Your Home Office 2 Pieces
£12.95 Save £34.00 RRP: £46.95
Refrigerator Freezer Door Alarm with 60-Second Alert Adjustable Volume Open Sensor
£12.95 Save £24.00 RRP: £36.95
Glass Break Detectors, Window Alarm With 125 Db Alarm, Glass Vibration Sensor Alarm(2 Pcs) Banban
£17.95 Save £18.00 RRP: £35.95
TV Simulator with AC Adaptor Anti-Burglar and Theft Deterrent Home Security Timer and Sensor,EU Pl
£15.95 Save £16.00 RRP: £31.95
Wireless Vibration Alarm 120dB Alarm Sound Safe Prevent Theft Door Window Alarm Sensor for Home
£17.95 Save £2.00 RRP: £19.95
Tuya ZigBee Smart Vibration Sensor Wireless Glass Break/Drop Detector
£18.95 Save £6.00 RRP: £24.95
2Pcs Smart WiFi Vibration Sensor Alarm Wireless Vibration Detector Alert Real-Time Activity & Shock
£17.95 Save £9.00 RRP: £26.95
2Sets Overhead Garage Door Contacts Wired Magnetic Switch Alarm Sensor with Armored Wire Leads and A
£18.95 Save £10.00 RRP: £28.95
up to 70% off karymi Long Standby Wireless Convenient Alarm Function Infrared Detector Camera Detector Electronics Home Birthday Gifts Black_Friday
£15.95 Save £9.00 RRP: £24.95
Wireless Home Security Burglar Alarm Magnetic Sensor Door Window Alarm Super Loud Apartment Door Window Pool Alarm Set
£9.95
Tuya Matter Thread Door Window Sensor USB Powered Smart Home Smart Door Sensor Alarm for Home Security&Automation
£18.95 Save £11.00 RRP: £29.95
Tuya Wifi Door Window Sensor Smart Anti-Theft Alarm Real-Time Alerts App Control Smart Home Security
£9.95 Save £6.00 RRP: £15.95
Photocell Infrared Sensor Detector for Automatic Gate Obstacle Detector Anti-Theft Alarm System
£11.95 Save £7.00 RRP: £18.95
Infrared Beam Sensor,1 Pair Single Photoelectric Detector Active IR Alarm Host for Security System
£12.95 Save £6.00 RRP: £18.95
2025 10m to 15m Automated Gate Safe Infrared Detector Sensor/ Swing /Sliding/Garage Gate / Door Safety Infrared Photocells
£17.95 Save £18.00 RRP: £35.95
2025 10W Zinc Alloy Door & Window Contact Sensor - Responsive NC, for Garage, Warehouse, Shop (100V)
£15.95 Save £16.00 RRP: £31.95