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Security System Sensors

Shop the best prices on 13,369 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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1,121 - 1,152 of 3,200
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)
£27.95
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
433MHz DC12V Wireless Remote Control Special for Glass Door Smart Lock Door Release Opener Transmitter Access Remote Key
£17.95 Save £101.05 RRP: £119.00
Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door Window Sensor Transducer Smart Life Home(3PCS)
£15.95
2X Tuya WiFi Light Sensor Smart Home Illumination Sensor APP Linkage Control Brightness Detector Illumination Automation
£34.95
Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door Window Sensor Transducer Smart Life Home(6PCS)
£27.95
Ultra-Slim 125dB Glass Break Alarm for Windows – Adjustable Anti-Theft Sensor (3 Pack)
£35.95 Save £18.05 RRP: £54.00
10W Magnetic Reed Switch Zinc Alloy Responsive NC Door Window Contact Sensor for Garage Warehouse Shop 100V f74
£21.95 Save £32.05 RRP: £54.00
Infrared Beam Sensor Intrusion Alarm Outdoor Long Distance Infrared Detector AC12‑18V DC12‑24V 60m/1
£43.95 Save £15.05 RRP: £59.00
Tuya Zigbee Smart Light Sensor Illuminance Brightness Detection Home Lighting Automation ZigBee Intelligent Remote Alarm
£20.95 Save £21.00 RRP: £41.95
Wireless Door and Window Vibration Sensor Alarm 125dB Glass Breakage Anti-Theft Sensor, Easy Install Black
£9.95
Tuya Zigbee Multifunctional Pressure Sensor Flexible Thin Film Pressure Sensor Smart Linkage Smart Life APP Length 40cm
£24.95
Door Window Sensor Security Alarm Bell Pressure Withstand Stianless Steel Base Alarm for Window Security Alarm Bell
£10.95
12V PC Fan Temperature Control PWM Speed Controller Module Alarm Buzzer Sensor with Alarm
£8.95 Save £40.05 RRP: £49.00
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets)
£8.95 Save £40.05 RRP: £49.00
SNZB-04P Zigbee Door and Window Sensor Local Smart Scene Linkage Tamper Alarm Security Compatible with Alexa Home
£15.95 Save £2.00 RRP: £17.95
Wireless Door Sensor Alarm with Buzzer 2 Pack
£84.00 Save £35.00 RRP: £119.00