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£50 to £100 Security System Sensors

Shop the best prices on 728 great value £50 to £100 security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, NodOn, Azxpxw-ee2 and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

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1 - 32 of 728
2025 Upgraded Camera Detector Professional Bug RF Detector Hidden Camera Finder
£79.00 Save £50.00 RRP: £129.00
Wireless Door Sensor Alarm 433MHz Remote Control for Home Security Magnetic Window Access
£84.00 Save £35.00 RRP: £119.00
Wireless Door Sensor Alarm 433MHz Remote Control for Home Security Magnetic Window Access
£84.00 Save £35.00 RRP: £119.00
Door Handle Sensor Alarm for Export
£59.00 Save £20.00 RRP: £79.00
Wireless Door Sensor Alarm 433MHz Remote Control for Home Security Magnetic Induction Window Access
£59.00 Save £25.00 RRP: £84.00
Wireless Infrared Detector Wide Angle Probe Curtain Alarm Sensor
£84.00 Save £35.00 RRP: £119.00
Wireless Door Sensor Alarm 433MHz Remote Control for Home Security
£59.00 Save £25.00 RRP: £84.00
Digital Thermometer With Wifi Connectivity And Freezer Alert For Home Monitoring
£49.00 Save £20.00 RRP: £69.00
Camera Detector, Gps Tracker Detection, Rf Signal Scanner With 1m-8g Hz Wide Frequency Range And 12 Sensitivity Levels Z
£64.00 Save £65.00 RRP: £129.00
Tuya Diameter 12MM Wide Angle Fisheye Dual Frequency WiFi Door Eye Silver+Black
£64.00 Save £45.00 RRP: £109.00
New Factory Intelligent Pressure Sensor For Zigbee Gravity Detection Automation Scene Linkage-TCE
£59.00 Save £100.00 RRP: £159.00
RF Detector Privacy Protection High Sensitivity Portable Camera Finder GPS Tracking Device Detector
£74.00 Save £20.00 RRP: £94.00
Bedwetting Alarm System Sensor with Strong Vibration White Compact
£49.00 Save £25.00 RRP: £74.00
Anti Candid Detector Hide Camera Detectors for Indoor Home Hotel Travel Office Signal Scanners Multicolor
£74.00
Best Professional GPS Tracker Detector - GPS Finder with High Accuracy
£54.00 Save £45.00 RRP: £99.00
Wireless Door Alarm With Remote Windows Open Alarmshome Security Sensor Pool Alarm For Kids Safety Sliding (2 Pack)
£49.00 Save £5.00 RRP: £54.00
Security Window & Door Alarm Sensors(no Sound), Wireless Connection Tuya App2.4G , Not 5G, Burglar Alarm for Kids Safety Home Security,3 Pack, FJ122-H
£59.00 Save £30.00 RRP: £89.00
2025 4X Trip Wire Alarm Device 12 Gauge Camping Trip Alarm Perimeter Alarm Early Warning Security System
£94.00 Save £65.00 RRP: £159.00
Auto Reset, Panic Button For Alarm System, Fire Retardant Switch 26-27s
£54.00 Save £55.00 RRP: £109.00
2026 Wireless Door Alarm Window Opener Alarm Home Security Sensor Pool Alarm Child Security Anti-Theft (2 Pack)-Good
£54.00 Save £55.00 RRP: £109.00
Détecteur de sécurité infrarouge photoélectrique à triple faisceau ABE-200
£69.00 Save £20.00 RRP: £89.00
Détecteur de signaux, caméra anti-insectes, scanner, yeuse, traceur électronique intelligent K68
£59.00 Save £20.00 RRP: £79.00
Brake Wheel Speed Sensor 4013251 Quick Response Real Time Monitoring Precise Adjustment Replacement for Polaris
£74.00 Save £35.00 RRP: £109.00
Multifunctional Solar Infrared Sensor Ultrasonic Led Burglar Alarm Animal Repeller For Outdoor Animals
£54.00
Multifunctional Solar Infrared Sensor Ultrasonic Led Burglar Alarm Animal Repeller For Outdoor Animals
£69.00 Save £25.00 RRP: £94.00
Tuya Smart Wifi Door Sensor Magnet Window/door Status Detector Smart Life App Notification Push Alarm Work With Alexa Google
£89.00 Save £20.00 RRP: £109.00
Concealed Devices Detector Portable 7 in 1 Listening Device Detector for Home Office Hotel
£74.00 Save £40.00 RRP: £114.00
Light Curtain Sensor Switch Safety Light Grating Security Device(10 Beams BEM1040-C-360NB)
£94.00 Save £55.00 RRP: £149.00
Safety Light Curtain Sensor 50m Range Anti Theft Light Grating Sensor Security Device AC12‑18V DC12‑
£74.00 Save £20.00 RRP: £94.00
Safety Beam Alarm Sensing, 100m Outdoor Detection, Easy Installation Photoelectric Security Device for Property Guarding Multicolor
£64.00
a14061100ux0028 3 Piece NO/NC Door Window Contact Magnetic Reed Switch Alarm Security, 0.91" Width, 13.39"
£54.00 Save £35.00 RRP: £89.00
Abt-100 Outdoor Infrared Barrier Double Beam Cell 100m For Home Alarm - Beam/beam Infrared Barrier Presence Detector - Ir Sensors For Alarm SystemGOOD
£59.00 Save £60.00 RRP: £119.00