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Security System Sensors

Shop the best prices on 11,354 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on ZENGO, Aura, GreenZech and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

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2,625 - 2,656 of 11,354
Adjustable Glass Break Alarm for Home Security – 125dB Loud Door Window Sensor
£24.95 Save £29.05 RRP: £54.00
Magnetic Door Window Contact Sensor Alarm Reed Switch Security Burglar Alarm
£8.95 Save £19.00 RRP: £27.95
Trip Wire on Reusable Reel (1 Pack) - Early Warning Perimeter
£5.95
TUYA WIFI Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor 2.4G WiFi Smart Home 1M
£11.95
Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door(2PCS)
£15.95
Door Alarm Sensor 120db Loud Wireless Door Alarm Hanging Contact Sensor Black Alarm
£8.00
Magnetic Door Window Contact Sensor Alarm Wired-Metal Security Burglars Alarm
£4.79 Save £2.40 RRP: £7.19
Door Window Alarms, Adjustable Volume, Chime/Alarm, Door Window Alarm Sensor for Home Security, Kids 4 Pack
£31.95 Save £20.00 RRP: £51.95
Smart WiFi Door and Window Alarm Sensor with Open/Close Detection Function, Remote Anti-Theft Alarm
£14.95 Save £3.00 RRP: £17.95
4PCS High Decibel Door and Window Alarm, Ultra-thin Vibration Sensor Alarm (Silver)
£33.80 Save £16.59 RRP: £50.39
Door Single Beam Alarm Waterproof High Sensitivity Infrared Beam Sensors for Schools Homes Black
£20.95 Save £25.00 RRP: £45.95
Magnetic Remover Clothing Hard Tag Remove/security Tag Detacher Tw-dwdz
£29.83 Save £14.92 RRP: £44.75
2pcs Wired Pir Motion Sensor Wide Angle Passive Infrared Detector For Home Burglar Security Alarm Sy
£30.97 Save £15.49 RRP: £46.46
Light Curtain Sensor Switch Safety Light Grating Security Device(6 Beams BEM0640-C-200NB)
£74.00 Save £20.00 RRP: £94.00
Garage Door Bracket for Ring Alarms Contact Sensors(2nd Gen), Easy-to-Install Garage Door Safety Ac
£6.95 Save £3.00 RRP: £9.95
1/2" Dn15 & 3/4" Dn20 Brass Water Fountain Nozzle Spray Sprinkler Head
£14.95 Save £7.00 RRP: £21.95
Wireless Magnetic Sensor Door Window Entry Safety Security Burglar Alarm Bell for Home /Office (White)
£6.95 Save £26.00 RRP: £32.95
Door Alarm Portable Wireless Touch Sensor Anti-Theft 120 DB Loud Black Door Knob Security System
£16.95 Save £9.00 RRP: £25.95
Zigbee Door and Window Sensor Smart Home Automation Alarm with Real-Time Remote Control and App Compatibility
£18.95 Save £9.00 RRP: £27.95
Tmalltide CC308+ Anti-Spy RF Bug Detector - Detect Hidden Cameras, Laser Lenses, GSM Signals & more
£13.91 Save £8.34 RRP: £22.25
Wireless Door Alarm Window Opener Alarm Home Security Sensor Pool Alarm Child Security Anti-Theft (2 Pack)i
£25.43 Save £16.53 RRP: £41.96
Door Window Alarm, Burglar Alarm, Home Security Wireless Magnetic Sensor Anti-theft Alarm Home Alarm Woosien
£18.47
1/2/4 Pcs/set Mini Door Ow Sensor Home Wireless Burglar Alarm
£24.36
Wireless Door Window Sensor WiFi Smart Door Intrusion Detector Home Security Alarm Works with Amazon alexa assistant or Rokid
£14.95 Save £5.00 RRP: £19.95
DOBERMAN SE-0119 Household Anti-theft Wireless Remote Control Door Magnetic Sensor Alarm
£28.95
Adhesive Patches for Libre Libre Sensor Covers Waterproof & Sweatproof & Durable 50-piece/set Skin-Friendly for Sensor Blue
£21.52
12/24v Photocell Sensor Beam For Sliding Gate Opener Infrared Safety Photo Cell
£13.95 Save £50.05 RRP: £64.00
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets)
£8.95 Save £40.05 RRP: £49.00
Glass Break Detectors, Window Alarm With 125 Db Alarm, Glass Vibration Sensor Alarm(2 Pcs) Banban
£19.61 Save £19.61 RRP: £39.22
Dual Beam Sensor Invisible Beam Barrier Infrared Detector Sensor Alarm
£64.00
SNZB-04 ZigBee Wireless Door and Window Sensor, Send Alert to Your Smartphone, Compatible with Alexa
£16.51 Save £11.01 RRP: £27.52
Tuya ZigBee Door Window Sensor Wifi Smart Home Door Sensor Alarms Wireless Door Magnetic Alarms with
£25.95