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Security System Sensors

Shop the best prices on 12,899 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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2,689 - 2,720 of 3,200
​45 Pieces Freestyle Libre Sensor Transparent Patches for Libre 1/2/3 Waterproof Secure Adhesive Protection During Physical Activities​
£22.95 Save £7.00 RRP: £29.95
2 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 Jske
£24.95 Save £4.00 RRP: £28.95
2Pairs Smart Door Sensor, WiFi Window Door Sensor Alarm, Contact Sensor for Home Security, Smart Ho
£14.95
Tuya Zigbee Human Presence Sensor Respiratory Motion Detection Wireless Connection Smart Home Security Alarm
£24.95
65/100/150/250mm Stainless Steel Float Switch Water Tank Level Sensor Double Ball Float Switch Tank Pool Flow Sensors
£25.95 Save £12.00 RRP: £37.95
ZigBee NEO 90DB Sound and Light Sensor Tuya Smart Life Built-in Siren Alarm SensorBY p
£16.95
Tuya Zigbee Smart Door Sensor Door Open Closed Detectors Security Protection
£22.95 Save £9.00 RRP: £31.95
Magnetic Sensor Magnetic Switch Sensor Window Door Alarm Security Detector Wired Contact Magnetic Wide Gap for Home Garage-YuJia
£8.95 Save £6.00 RRP: £14.95
Sectyme Door Window Alarm Wireless Fridge Alarm 90dB Anti-theft Refrigerator Alarm Door Opening Sensor for Home Window Alarms
£19.95 Save £19.00 RRP: £38.95
Smart Home Zigbee Solar Rain Sensor Wireless App Control Real-Time Rain Detection for Garden Automat
£20.95 Save £13.00 RRP: £33.95
Car 4 Way Circuit Standard Ato Blade Fuse Box Block Holder 12v/24v+4 Way Fuse
£5.95 Save £2.00 RRP: £7.95
Security Window Door Alarm DIY Home Protection Burglar Alert Sensor
£8.95 Save £3.00 RRP: £11.95
Infrared+Microwave Sensor Ringtones Receiver Home Protection Doorway Detector Garage Alarm Preventi
£25.95 Save £48.05 RRP: £74.00
Surface Mount Wired Nc Door Contact Sensor Alarm For Door Window Cabinets 10pcs
£14.95 Save £31.00 RRP: £45.95
Glass Break Detector, Window Alarm with 125dB Alarm, Glass Vibration Sensor Alarm for Your Home, Office (2 Pieces)
£15.95 Save £38.05 RRP: £54.00
Capacitive Touch Sensor TTP223B 1-Channel Blue Digital Module
£17.95 Save £9.00 RRP: £26.95
Tuya Door Sensor Smart Home Security Window Detector Door Sensor Switch Handle Window Alarm Contac
£4.95 Save £2.00 RRP: £6.95
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
£14.95 Save £13.00 RRP: £27.95
R303 R306 Series Bracket of Capacitive Fingerprint Module Scanner Sensor for Access Control R303/R303S/R304A/R306/R306S
£4.95 Save £3.00 RRP: £7.95
Waterproof Dual Beam Sensor Active Infrared Intrusion Detector IR 100m Outdoor Perimeter Wall Barrier Fence for GSM Alarm SZRH A-F
£50.95 Save £58.05 RRP: £109.00
Temperature and Humidity Light Sensor Smart Linkage Shared APP Alarm 8.5x5.5x3.2cm Baby Room Environment Monitoring Sensor
£25.95 Save £15.00 RRP: £40.95
Tuya WiFi Light Sensor Smart Home Illumination Sensor APP Linkage Control Brightness Detector Illumi
£39.95 Save £19.05 RRP: £59.00
Door and window alarm, 130dB high-decibel wireless remote control with 3 modes, 15-meter control distance, low battery warning.
£17.95 Save £11.00 RRP: £28.95
Tuya Smart ZigBee 3.0 Smart Temperature and Humidity Sensor Battery Powered Security with Tuya Smart
£26.95 Save £27.05 RRP: £54.00
waterprof IP55 automatic gate safety sensors and door safety infrared photocells sliding swing garage door gate opener
£30.95 Save £6.00 RRP: £36.95
Glass Break Detectors, Window Alarm With 125 Db Alarm, Glass Vibration Sensor Alarm(2 Pcs) Banban
£22.95 Save £22.00 RRP: £44.95
Tuya WiFi Smart Door Sensor Alarm Wireless Vibration Detector Window Glass Break
£45.95 Save £18.05 RRP: £64.00
Wireless Door Alarm With Remote Diy Protection 130db Loud Ring Chargeable Door Open Sensor
£33.95 Save £20.05 RRP: £54.00
Multicolor Cat Face Night Lamp with Vibration Sensor - Kid-Friendly, Rechargeable, Perfect for All Ages
£24.95 Save £12.00 RRP: £36.95
2pcs Garage Door Bracket for Contact Sensor,Ring Sensor Mounting Bracket Security Accessories
£15.95 Save £10.00 RRP: £25.95
2pcs Wired Pir Motion Sensor Wide Angle Passive Infrared Detector For Home Burglar Security Alarm Sy
£10.95 Save £7.00 RRP: £17.95
Precise MR60BHA2 60GHz Sensoring Module for Human Monitoring Security
£69.00