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Security System Sensors

Shop the best prices on 11,600 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Gze, Dirtypigs and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

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1,537 - 1,568 of 3,200
12V PC CPU Fan Temperature Control PWM Speed Controller Module Alarm Buzzer Sensor with Alarm Blue
From £10.68
Infant Toddler Arm Wear Bed Wetting Alarm Kids Elderly Adult Bedwetting Enuresis Urine Sensor
From £28.43
Stainless Steel Float Switch for Tank Liquid Water Level Sensor Double Ball Float Switch for Tank Pool Flow Sensors
From £17.38
NAS-DS01W WiFi Smart Door and Window Smart Home Detector
From £17.95
M-809 Magnetic Wireless Door Sensor Burglar Alarm Detector For Home Security 2025 2025
From £21.68
120dB Wedge Shaped Door Stop Alarm Home Travel Security System Wireless Alert Burglar
From £8.38
2pcs Infrared Beam Detector - Automatic Ir Alarm Sensor for Door Light & Burglar Alarm System XIC
From £36.95
Glass Break Detectors, Window Alarm With 125 Db Alarm, Glass Vibration Sensor Alarm(2 Pcs) Banban
From £95.48
Smart Door Sensor 2 Pa, Wifi Window Contact Sensor Work With Alexa, Google Assistant, No Hub Required, Trigger Phone Notifiion, Phone Alar
From £55.19
Door Sensor Remote Control for Window Alarm 1Pair Set
From £17.98
Wireless Door Window Alarm 130dB Magnetic Sensor, Multifunctional Home Security System Burglar Detector
From £12.12
Anti-Theft Wireless Door and Window Alarm with Remote Control & Battery, Magnetic Sensor Detector
From £40.20
Wireless Door Alarm for Freezer and Windows, Adjustable Timer 3/15/30/60 Seconds, 4-in-1 Sensor Chime for Safety Alerts When Door is Left Open
From £18.84
Infrared Beam Sensor Waterproof Single Beam Door Alarm Receiver and Transmitter for Outdoor Security
From £15.59
2X 2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Window Open Close Status DS3 Works with G2 TTLOCK App
From £33.95
2X 2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Window Open Close Status DS3 Works with G2 TTLOCK App
From £33.95
Powerful siren alarm compatible with doors and windows with wireless magnetic sensor
From £22.84
Flexible Film Pressure Sensor with Module Off Position Detection Pad for Bed Sofa Chair Cushion Mat Sensitive Touch
From £54.00
Light Sensor DC 5V 12V USB Wire Day Auto-on Light Sensor Cable for Home Security and Lighting
From £5.95
Home Security Door & Window Sensor Convenient Door Sensor Door Open Detection Alarm Keep Your Property Secure ABS Multicolor
From £26.77
Wire Door Magnetic Switches for Office Security Alarm System NC/NO Recessed Wire Window Door Switches Magnetic Switches White
From £14.63
24pcs Door And Window Alarm Electronic Alarm Window Alarm Sensor Anti-burglary Window Security Alar
From £23.88
Door Sensor Alarms Home Security Anti Theft Burglar Door Window Entry Open Sensor Alarms for Home Apartment
From £7.95
Wired-Magnetic Door Window Contact Sensor Waterproof Door Window Sensors Detector for Home Security Alarm System Multicolor
From £6.95
10-Pack Wireless Door and Window Alarm Sensors for Home Security and Pool Area Protection
From £30.96
Fridge Alarm for Business Compatible with Air Conditioners, Refrigerators, Safes and Security Doors
From £19.19
Fridge Door Alarm Compatible with Air Conditioners, Refrigerators, Safes and Security Doors
From £17.99
Door Alarm with Adjustable Voice Warnings for Refrigerators, Security Doors and Safes
From £17.99
For Gates Doors Windows External Positioning Alarm Single Beam Infrared Radiation Sensor Barrier
From £20.05
Door Alarm with Adjustable Voice Warnings
From £17.99
Fridge Door Alarm Compatible with Air Conditioners, Safes, Refrigerators and Security Doors
From £17.99
Fridge Door Alarm Compatible with Refrigerators, Safes, Air Conditioners and Security Doors
From £17.99