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Security System Sensors

Shop the best prices on 12,926 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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2,657 - 2,688 of 3,200
Smart WiFi Switch with Temperature Sensor, 85-250V Wireless Home Automation Switch 2025
£22.95 Save £23.00 RRP: £45.95
Wireless Door Alarm With Remote Windows Open Alarmshome Security Sensor Pool Alarm For Kids Safety Sliding (2 Pack)
£31.95 Save £32.05 RRP: £64.00
Automatic Infrared Beam Detector 2Pcs for Door Light Sensor Alarm System 26s
£40.95 Save £43.05 RRP: £84.00
Wireless Door Open Sensor Alarm Chime Adjustable Volume with Mute Option for Home Security
£22.95 Save £12.00 RRP: £34.95
1~5PCS New Longer Door Window Wireless Burglar Alarm With Magnetic Sensor Home Safety Wireless Longer System Security Device
£9.95 Save £5.00 RRP: £14.95
Magnetic Remover Clothing Hard Tag Remove/security Tag Detacher
£11.95 Save £11.00 RRP: £22.95
Brake Wheel Speed Sensor 4013251 Quick Response Real Time Monitoring Precise Adjustment Replacement for Polaris
£54.00 Save £55.00 RRP: £109.00
Float Water Control Switch Stainless Steel Float Double Point Liquid Level Sensor AC DC 0110V 300mm
£12.95
Door Anti Burglar Protection Kit 911770 Door Security Device Replacement for Peugeot Boxer
£22.95
433Mhz Wireless Door Magnetic Sensor Home Door Window Alarm Detector Use with Gateway (Comes with Battery)
£20.95 Save £11.00 RRP: £31.95
Door and window alarm 120db touch sensor
£21.95 Save £11.00 RRP: £32.95
6sets/pack Wireless Anti Theft Apartment Burglar Alert Door Alarm Window For Home Security Diy Magnetic Sensor
£5.95
4 Pcs Door And Window Alarms - Wireless Intrusion Alarms - 100 Db4pcs Door Sensor Alarm Wireless Door And Window Burglar
£25.95 Save £13.00 RRP: £38.95
Recessed Wired Door Window Sensor - Magnetic Switch for Security, Easy Install, 10 Pack
£29.95
Magnetic Door Window Contact Sensor Alarm Reed Switch Security Home Burglar Alarm NO/NC Magnetic Switch Easy to Install
£18.95 Save £70.05 RRP: £89.00
Alarm Magnetic Contact For Roller Shutter Garage Door Sensor Nf unbrand
£14.95 Save £8.00 RRP: £22.95
PA-461 Wired Passive Infrared Curtain PIR Motion Detector Sensor Alarm(White)
£8.95
Zigbee Human Presence Sensor with Anti-Theft Warning for Smart Home
£18.95
Wireless Door Alarm With Remote Windows Open Alarmshome Security Sensor Pool Alarm For Kids Safety Sliding (2 Pack) Edition 0719
£32.95 Save £31.05 RRP: £64.00
Glass Break Detector, Window Alarm with 125dB Alarm, Glass Vibration Sensor Alarm for Your Home, Office (2 Pieces),_c0.1157 hwy
£29.95
Freezer Door Alarm When Left Open, Safety Window Alarm, 3/15/30/60 Seconds Adjustable Delay Wireless Fridge Alarm, 4-in-1 Door Sen1 Pc SZRH
£16.95 Save £23.00 RRP: £39.95
Tuya Door Detectors Security Protection Zigbee Smart Door Sensor Smart Life APP Control
£23.95 Save £6.00 RRP: £29.95
Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Security Protection Sensor
£8.95
2x Carbon Brushes, Motor Carbon, Grinding Carbon 6 X 10 X 15 Mm Compatible With Makita 9218sb, 9741, 9900b, 9901, 9924db, Da6300, Da6301 Power Tools
£25.95 Save £33.05 RRP: £59.00
Door Alarm, Wireless Door Window Contact Sensor For Kids Safety 4 Pcs
£13.95 Save £23.00 RRP: £36.95
Door Window Magnetic Contact Wired Sensor Detector Switch For Home Garage Alarm Security
£9.95 Save £4.00 RRP: £13.95
Smart Vibration Sensor for Home Security Compatible with Tuya App, Real Time Alerts and Custom Settings
£27.95 Save £14.00 RRP: £41.95
Wireless Door For Window Sensor Alexa Compatible, 2.4GHz Connectivity, Power Display, Alarm Management, Home Automation
£14.95 Save £8.00 RRP: £22.95
Vibration Sensor Module Pack Of 10, Sensitivity, Strong Comparator Outputs For Relay And Alarm Modules
£12.95 Save £6.00 RRP: £18.95
ZIGBEE 3 0 Vibration Sensor For Wireless Smart Home Door And Window Monitoring Low Power Real Time Alerts
£21.95 Save £10.00 RRP: £31.95
Vibration Sensor Module 10Pack Extended Trigger Time Robust Output Vehicle And Property Alarms Compatible
£13.95 Save £7.00 RRP: £20.95
Vibration Sensor For Wireless Door And Window Security Motion Alerts Home Assistant Compatible
£23.95 Save £12.00 RRP: £35.95