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Security System Sensors

Shop the best prices on 13,151 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on ZENGO, GreenZech, Ydcy and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

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1,057 - 1,088 of 3,200
Smart Home Zigbee Temperature and Humidity Sensor Remote Control SmartLife Work with Alexa Google Assistant
£13.95
Magnetic Switch Alarm Sensor Overhead Garage Door Contacts with L Bracket
£9.95
Heavy Duty Wired Alarm Garage Door Magnetic Contacts Switch Sensor NC with Adjustable BracketSilver SZRH
£12.95 Save £20.00 RRP: £32.95
Premium GPS Signal Detector and Tracker for Expert Tracking
£49.00 Save £30.00 RRP: £79.00
Wireless Door and Window Vibration Sensor Alarm 125dB Glass Breakage Anti-Theft Sensor, Easy Install White
£9.95
2Sets Overhead Garage Door Contacts Wired Magnetic Switch Alarm Sensor with Armored Wire Leads and Adjustable Bracket
£21.95
Tuya WiFi Smart Door Window Sensor Home Indoor Door Magnetic Detector Compatible with & Home Black
£8.95
Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Security Protection Sensor
£12.95
Expandable for Solar Wireless Driveway Alarm System (Only Sensor, CAN NOT Work Without Receiver)
£23.95
Automatic Power Cut Failure Alerter LED Indicator Smart 120db Outage Alarm Warning Siren Needs 9V Battery EU Plug
£18.95 Save £16.00 RRP: £34.95
6Sets/Pack Wireless Anti Theft Apartment Burglar Alert Door Alarm Window for Home Security DIY Magnetic Sensor
£10.95 Save £1.00 RRP: £11.95
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets)
£9.95 Save £1.00 RRP: £10.95
2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Window Open Close Status DS3 Works with G
£17.95 Save £5.00 RRP: £22.95
Magnetic Reed Switch NC Contact Sensor, Zinc Alloy for Door Window Garage Warehouse Shop 100V
£34.95 Save £34.05 RRP: £69.00
10pcs Magnetic Switch Door Window Security Alarm System Normally NC NO Contact Switches for Enhanced B
£22.95 Save £46.05 RRP: £69.00
Magnetic Sensor Magnetic Switch Sensor Window Door Alarm Security Detector Wired Contact Magnetic Wide Gap for Home Garage-Yvan
£13.95
Wired Photoelectric Vibration Alarm Sensor Detector Home Security Alarm System
£10.95 Save £14.00 RRP: £24.95
1pair 20m Simple Beam Alarm Photoelectric Infrared Sensor Detector Home Door Security System
£22.95 Save £20.00 RRP: £42.95
2pcs Magnetic Reed Switch Normally Open Closed Magnetic Contact Switch for Door Wall
£18.95 Save £16.00 RRP: £34.95
RTU5023 Temperature Humidity Alarm GSM 3G 4G Wireless SMS Alert Power Outage Failure Alarm Environmental Monitor AC 100240V 4GL-E EU Plug
£169.00 Save £140.00 RRP: £309.00
Tuya Wifi Smart Door Sensor Window Entry Sensor with Scene Interaction Button Smart Life for APP Remote Control
£13.95
Tuya Intelligent Pressure Sensor for ZigBee Gravity Detection Automation Scene Linkage 800mm unbrand
£27.95
Sensor Infrared Safety Beam Photocell Detector for Garage Gate / Swing / Sliding Door Access System unbrand
£9.95
Door Window Sensor Detector Wireless Open Contact Sensor WiFi APP Timer Magnet Back Adhesive Sharing Security Sensor Alarm for ZigBee for Tuya
£9.95 Save £10.00 RRP: £19.95
2pcs Wired Pir Motion Sensor Wide Angle Passive Infrared Detector For Home Burglar Security Alarm Sy
£6.95 Save £6.00 RRP: £12.95
Magnetic Door Window Sensor for Home Alarm Systems, N.C. Type Wired Switch
£7.95 Save £10.00 RRP: £17.95
Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door Window Sensor Transducer Smart Life Home(6PCS)
£28.95
Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door Window Sensor Transducer Smart Life Home(5PCS)
£24.95
3X ZigBee NEO 90DB Sound and Light Sensor Tuya Smart Life Built-in Siren Alarm Sensor
£41.95
Tuya WiFiZigBee Smart Door Window Sensor Smart Home Wireless Door Detector
£5.95 Save £3.00 RRP: £8.95
2pac Freezer Door Alarm, 3/15/30/60 Seconds Wireless Refrigerator Alarm, 4 in 1 Door Sensor Door Bell Open Door Alarm Loud 108db
£28.95 Save £30.05 RRP: £59.00
Photocell Avidsen 114359 Avidsen
£104.00