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£25 to £50 Security System Sensors

Shop the best prices on 2,767 great value £25 to £50 security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ebox, Generic1 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 2,767
24Pcs Door and Window Alarm Electronic Alarm Window Alarm Sensor Anti-Burglary Window Security Alarm
£40.95 Save £23.05 RRP: £64.00
Pool alarm for kids safety with wireless door sensor and remote
£32.95 Save £31.05 RRP: £64.00
Wireless Door Alarm Window Opener Alarm Home Security Sensor Pool Alarm Child Security Anti-Theft (2 Pack)
£29.95 Save £79.05 RRP: £109.00
Glass Break Detector, Window Alarm with 125dB Alarm, Glass Vibration Sensor Alarm for Your Home, Office (2 Pieces)
£26.95 Save £57.05 RRP: £84.00
2025 Wykrywacz Podsuchw I Kamer Lokalizatorw , Wiretapping Detector
£31.95 Save £62.05 RRP: £94.00
Reusable 85ft Trip Wire Reel 12 Gauge for Perimeter Alarm
£30.95 Save £13.00 RRP: £43.95
Solar Sound Light Motion Alarm Solar Animal Repeller Alarm Long Range Sound Light Outdoor Infrared Sensor Alarm with Remote Control for Orchard 1W 5V
£40.95 Save £23.05 RRP: £64.00
WiFi Door Peephole Camera 2.4G 5G 1080P HD Wide Angle Lens 2 Way Talk Motion Detection Electronic Door Viewer for Home Silver
£46.95 Save £27.05 RRP: £74.00
Human Presence Sensor Millimeter Wave Radar Detection Built-in Illuminance Sensor
£30.95
Signal Detection Infrared Detection Ultra Long Standby High Sensitivity Vibration Sensing Intelligent Detector Security Tools
£34.95 Save £24.05 RRP: £59.00
Glass Break Alarm 125dB Window Vibration Detector Sensor Alarm 3 Pack Ultra-Slim Anti-Theft Alarm for Door and Window with Ajustment Sensitivity
£25.95 Save £10.00 RRP: £35.95
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
£32.95 Save £26.05 RRP: £59.00
10 Pack Window Alarm With Wireless Door Magnetic Sensor For Home Security System, Pool Door Alarm
£29.95 Save £39.05 RRP: £69.00
Wireless Door Magnetic Sensor Doorbell Welcome Visitor Alarm with 2 Transmitters and 2 Receivers - White (EU)
£26.95 Save £7.00 RRP: £33.95
Smart Light Sensor Tuya Smart Home Zigbee Light Sensor Device App Controlled Brightness Detector D
£29.95 Save £18.00 RRP: £47.95
Foam Sealing Tape 50 Feet Waterproof Weatherproof for Doors and Windows Insulation Home Use Black Color
£27.95 Save £13.00 RRP: £40.95
Smart Light Sensor with App Control for Wide Range Smart Home Automation
£29.95 Save £15.00 RRP: £44.95
20Pcs Vibration Switch for Alarm Systems, Adjustable Sensitivity, Compact Size, Electrical Compatibility
£39.95 Save £19.05 RRP: £59.00
Tuya ZigBee Door Window Sensor Wifi Smart Home Door Sensor Alarms Wireless Door Magnetic Alarms wit
£26.95 Save £4.00 RRP: £30.95
Smart Motion Sensor,wifi Wireless Security Alarm,with Free Notification
£24.95 Save £6.00 RRP: £30.95
Solar Animal Repeller Alarm Long Range Sound Light Outdoor Infrared Sensor Alarm with Remote Control for Orchard 1W 5V
£32.95 Save £31.05 RRP: £64.00
Tuya Smart WiFi Alarm Door and Window Vibration Sensor Security Protection Alert Works with , Smart
£27.95 Save £18.00 RRP: £45.95
Rainproof Wireless 2 Infrared Sensor Detector Alarm 100m Detect Distance for GSM WiFi Home Burglar
£33.95
ZigBee Smart Temperature and Humidity Sensor Battery Powered Tuya ZigBee Smart Home Security Work With Alexa Google Home (black)
£31.95 Save £6.00 RRP: £37.95
LD6002C 60GHz Millimeter Wave Radar Sensor with Accurate Fall Detection for Smart Home Safety
£31.95 Save £15.00 RRP: £46.95
10pcs 433MHz Wireless Vibration Glass Break Detector, Adjustable Sensitivity, Compatible with Alarm Systems
£38.95 Save £20.05 RRP: £59.00
24pcs Door And Window Alarm Electronic Alarm Window Alarm Sensor Anti-burglary Window Security Alar [jkw]
£27.95 Save £14.00 RRP: £41.95
Wireless Security Alarm 1 Sound Light Siren 1 Infrared Sensor 1 Magnetic Sensor (JD11+03D+03B)
£28.95 Save £17.00 RRP: £45.95
Brake Wheel Speed Sensor 4013251 Quick Response Real Time Monitoring Precise Adjustment Replacement for Polaris
£42.95 Save £16.05 RRP: £59.00
Wireless Home Doors Windows Security Entry Alarm System Pack 6
£28.95 Save £30.05 RRP: £59.00
Tuya Zigbee Smart Light Sensor Illuminance Brightness Detection Home Automation Smart Home Detector APP Control
£23.95 Save £175.05 RRP: £199.00
Wireless Temperature And Humidity Sensor Detector Smart Home Sonoff SNZB-02P
£32.95