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Security System Sensors

Shop the best prices on 10,026 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Dirtypigs and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

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9,921 - 9,952 of 10,026
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
£23.15 Save £13.88 RRP: £37.03
​45 Pieces Freestyle Libre Sensor Transparent Patches for Libre 1/2/3 Waterproof Secure Adhesive Protection During Physical Activities​
£22.91 Save £6.87 RRP: £29.78
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
£22.45 Save £13.48 RRP: £35.93
Type B 2Pcs Infrared Beam Sensor Detector Alarm Photocell Photoelectric Switch DC 12-24V Light
£17.16 Save £7.73 RRP: £24.89
For Magnetic Door Switch Rc33 Nc Recessed Wired Sensor Alarm 10
£54.06 Save £24.32 RRP: £78.38
WiFi Door and Window Alarm, 100dB Siren, Tuya App Remote Control, Timing Arm/Disarm, Adjustable Volume, Wireless Home Alarm
£31.10 Save £14.00 RRP: £45.10
2025 Upgraded Camera Detector Professional Bug RF Detector Hidden Camera Finder
£79.00 Save £50.00 RRP: £129.00
Anti-Spy Hidden Camera Detector with 99% Accuracy Find GPS Trackers &Listening
£59.00 Save £40.00 RRP: £99.00
Vibration Detection Sensor for Home Security, Compact Design, Compatible With App, Alerts
£19.19 Save £9.59 RRP: £28.78
10 Pack Window Alarm Wireless Door Magnetic Sensor Alarm For Home Security System, Pool Door Alarm 2025
£49.94
2X Light Sensor T1 Brightness Sensor Smart Home Lighting Change Controlled for Home
£13.95 Save £11.00 RRP: £24.95
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
£20.15 Save £28.21 RRP: £48.36
Call Button Restaurant Pager 433MHz Wireless Doorbell Bell Button for Home Security Alarm System Hardware Orange
£11.42 Save £6.87 RRP: £18.29
Smart Home Zigbee Solar Rain Sensor Wireless App Control Real-Time Rain Detection for Garden Automat
£21.95 Save £4.00 RRP: £25.95
Tuya WiFi Smart Door Sensor Switch Handle Window Alarm Support Voice Control By Home and Alexa
£16.96 Save £10.16 RRP: £27.12
Overhead Garage Door Magnetic Switch Alarm Sensor with L Bracket Contacts
£10.86 Save £14.56 RRP: £25.42
New Tuya ZigBee Smart Vibration Sensor Door Window Detection Alarm
£9.95 Save £1.00 RRP: £10.95
automatic rifle Door Safety Sensor Photoelectric Beam for Sliding Swing Reliable Photocells
£30.16 Save £60.31 RRP: £90.47
10pcs Magnetic Switch Door Window Security Alarm System Normally NC NO Contact Switches for Enhanced B
£22.12 Save £55.21 RRP: £77.33
Infrared Beam Sensor Intrusion Alarm Outdoor Long Distance Infrared Detector AC12‑18V DC12‑24V 100m/
£44.95 Save £14.05 RRP: £59.00
Practical Adhesive Wireless Office Home Door Window Sensor Magnetic Contacts For
£6.95 Save £2.00 RRP: £8.95
GSM 3G 4G Humidity Temperature Alarm Environmental Monitoring Power Failure Alarm
£149.00 Save £10.00 RRP: £159.00
Wireless Infrared Sensor Motion Detector Entry Door Bell Alarm 1 Transmitter & 2 Receiver
£31.95 Save £9.00 RRP: £40.95
Wireless Infrared Gate Beam Sensor Anti Theft Alarm IP55 Waterproof for Station Automatic Door
£30.95 Save £9.00 RRP: £39.95
Door Alarm Sensor - Premium Quality - Wireless Magnetically Triggered(1pcs-White)
£29.89 Save £28.39 RRP: £58.28
Door Stop Block Systerm Security Portable Burglar Sensors Alarm 120DB2pcs-Black)
£21.14 Save £20.09 RRP: £41.23
Infrared beam detector for door window security alarm system
£18.14
Infrared beam detector 2pcs waterproof 20m range
£23.29
Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install [jkw]
£15.95 Save £8.05 RRP: £24.00
Freezer Door Alarm, Window Security Alarm, Door Sensor Doorbell Door Open Alarm 108db2pcs-White
£26.11 Save £24.81 RRP: £50.92
OUNONA 1 Set Door Open Sensor Magnetic Security Sensor for Elderly Safety Window Alarm Sensor
£9.48 Save £2.38 RRP: £11.86
Spares2go Basket Rack Wheels For Ikea Dw60 Rdw60 Dishwasher (8 Upper Wheels + 8 Lower Wheels) Hwy
£11.95