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Shop the best prices on 11,171 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Dirtypigs and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Ireland.

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1,889 - 1,920 of 11,171
High quality Door magnetic sensor wireless door alarm four in one function door
€18.95 Save €12.00 RRP: €30.95
Infrared Beam Detector Burglar Ir Alarms Sensor Alarm System
€24.95 Save €29.05 RRP: €54.00
4vwin Fake Tv Simulator With Ac Adaptor Anti-burglar And Theft Deterrent Home Security Timer And Sensor (5v British Stan
€27.95 Save €31.05 RRP: €59.00
10pcs Wired Door Window Sensor Magnetic Switch for Home Alarm System
€16.95 Save €5.00 RRP: €21.95
Staron Smart WiFi Door Magnetic Alarm (White) - Compatible with Voice Assistants, APP Remote Control for Home Security
€14.95 Save €9.00 RRP: €23.95
WiFi Door Sensor - Real-Time Alarm for Home/Office/Hotel Security
€6.95 Save €12.00 RRP: €18.95
Intelligent Home Automation Light Sensors Solar Light Sensing Device Solar Light Detector for Outdoor Environment Multicolor
€59.00
Smart WiFi Vibration Sensor Alarm Wireless Vibration Detector Alert Real-Time Activity & Shock Detection White unbrand
€11.95
Tuya Wireless Smart 130Db Door Window Sensor System Remote Control Operation Safe Burglar Alarm for Home Door Window
€19.95 Save €11.00 RRP: €30.95
Surface Mount Wired Nc Door Contact Sensor Alarm For Door Window Cabinets 10pcs JKW
€20.95 Save €11.00 RRP: €31.95
5Set/Lot Wireless Burglar Alarm Door and Window Magnetic Sensor Alarm Smart Home Security Protection Door Window Alarm
€17.95 Save €11.00 RRP: €28.95
Wireless home doors windows security entry alarm system pack 6 [jkw]
€20.95 Save €11.00 RRP: €31.95
2X Tuya Wifi Door Sensor Window Entry Sensor Security Burglar Magnetic Sensor Alarm Smart Life for A
€13.95 Save €12.00 RRP: €25.95
Single Beam Alarm Photoelectric Infrared Detector Home Security System Door
€179.00 Save €120.00 RRP: €299.00
Long Range Outdoor Infrared Detector for Security Systems, 60m Detection, AC/DC Compatible
€59.00 Save €80.00 RRP: €139.00
433mhz Wireless Door Sensor Intelligent Alarm System Krdo26 Door Sensor Tamperproof Design
€17.95
Zigbee Smart Wifi Door Sensor Smart Door Open/closed Detectors Wifi Window Sensor Tuya Smartlife
€20.95
Freezer Door Alarm When Left Open, Safety Window Alarm, 3/15/30/60 Seconds Adjustable Delay Wireless Fridge Alarm, 4-in-1 Door Sensor Chime Door Open
€17.95
Wireless Zigbee Window Sensor Mini Door Magnetic Sensor Tuya Work With Zigbee Gateway Remote
€25.95
Safety Alarm Rechargeable Self Protection Emergency Safety Alarm for Elderly Women Outdoor
€16.95 Save €20.00 RRP: €36.95
Smart Wifi Wireless Magnetic Sensor Door Window Open Close Detector Security Alarm System Works for Tuya
€15.95 Save €19.00 RRP: €34.95
AC Current Detection Sensor Sturdy Durable Convenient Installation Switch Output Sensor Module
€13.95 Save €17.00 RRP: €30.95
Reliable 1/2 In Port Water Flows Sensors Functional 1/2 In Pipe Water Flows Sensors Utilizing Stainless Steel Designs
€24.95
Door Opening Sensor Wireless Time Delay Door Alarm Door Sensor Door and Window Security Alarm Home S
€8.95
R558S Capacitive Fingerprint Acquisition Module Access Control Security Equipment Fingerprint Recognition Module
€14.95 Save €9.00 RRP: €23.95
COMPATIBLE Xiaomi Mijia Intelligent Mini Wireless Switch for Xiaomi Smart Home Suite Devices,with the Xiaomi Multifunctional Gateway Use (CA1001)
€29.95
Burglar alarm sensor for outdoor wireless IR detector
€34.95 Save €18.00 RRP: €52.95
ZigBee NEO 90DB Sound and Light Sensor Tuya Smart Life Built-in Siren Alarm Sensor
€25.95 Save €15.00 RRP: €40.95
2025 WiFi Door Alarm Window Sensor Detector Smart Home Security Alarm for Tuya for SmartLife App Control
€12.95 Save €13.00 RRP: €25.95
2025 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
€24.95 Save €25.00 RRP: €49.95
2025 Fake TV Simulator with AC Adaptor Anti-Burglar and Theft Deterrent Home Security and Sensor,EU Plug
€20.95 Save €21.00 RRP: €41.95
2Pcs IR Alarm Sensor Automatic Beam Detector for Burglar Security System 2025
€54.00 Save €55.00 RRP: €109.00