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Security System Sensors

Shop the best prices on 13,867 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Nedis and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Ireland.

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1,281 - 1,312 of 3,200
RC36 NC Recessed Door Contact Sensor Magnetic Reed Switch for Metal Doors Alarm Black 5pcs
From €15.95
Door Alarm Sensor 108dB Wireless Magnetic Security with Remote for Home Garage RV and Pool Gate
From €25.95
Smart Door Sensor Wireless Alarm Compatible with Tuya Smart Life App Control for Alexa Home Security
From €16.95
WiFi Door Sensor with RealTime Alert, Wireless Magnetic Window Sensor for Home Security
From €21.95
2Pack Wired Recessed Magnetic Contact Sensors for Doors and Windows, Accurate Entry Detection
From €15.95
RC36 Wired Magnetic Door Sensor Alarm Detector for Home Gate Security System NC
From €15.95
100m Sensor Alarm Dual Beam Photoelectric Infrared Detector for Home Security,Black
From €34.95
Door Window Alarm 4 Pack, 120dB Loud Alert for Home Security, Battery Included, Kids Safety Sensor
From €34.95
Door Handle Alarm 120dB Door Sensor Alert Adjustable Settings Portable Anti-theft Equipment Battery Operated Window Home Security
From €17.95
Tripwire Alarm with Tensile Cord for Camping, Hunting, Farm and Outdoor Perimeter Security
From €16.95
Smart Door Window Sensor for Home Security, Tuya Compatible with RealTime SMS Alerts and Voice Control
From €21.95
Tuya WiFi SOS Panic Call Button Smart Life APP Rechargeable Battery One Key Alarm for Patient Kids Elderly Man
From €13.95
2pcs Garage Door Bracket for Ring Alarm Contact Sensor,Ring Sensor Mounting Bracket Security Accessories
From €18.95
Infrared Sensor Photocell for Gates Security Gate Motion Detector Security Infrared Sensor
From €11.95
TUYA Zigbee Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor Smart Home 2M
From €14.95
Tuya Intelligent Pressure Sensor for ZigBee Gravity Detection Automation Scene Linkage 800mm
From €38.95
2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Window Open Close Status DS3 Works with G2 TTLOCK App
From €20.95
Zigbee Wireless Smart Scene Switch with Gateway Intelligent Linkage Switch Automation Work with Smart Life
From €22.95
Heavy Duty Wired Alarm Garage Door Magnetic Contacts Switch Sensor NC with Adjustable Bracket
From €12.95
2X LD2410B 24GHz Radar Smart Human Presence Sensing Module with BT 5V LD2420 Millimeter Wave Motion Switch Sensor
From €14.95
Door and Window Alarm Sensor Magnetic Easy Install for Home Office Security Child Safety
From €15.95
5 Pairs Wired Door Window Alarm Sensor with Magnetic Contact Switch for Home Security
From €24.95
Smart WiFi Door and Window Sensor 2 Pack, App Control, Instant Alerts, Compatible with Alexa and Google
From €34.95
Home Security Timer with TV Simulator and Sensor, EU Plug Adapter for Anti-Theft Deterrent Protection
From €23.95
Wireless Door Alarm With Remote Windows Open Alarmshome Security Sensor Pool Alarm For Kids Safety Sliding (2 Pack)
From €64.00
Rain Snow Sensor,Switch Type 485 Rain and Snow Transmitter Detection Densor
From €46.95
Vibration Alarm Security Device Export
From €43.95
Wired Metal Door Window Magnetic Contact Sensor Detector Switch Alarm Home Garage Security Kit
From €11.95
2026 Best 110-220V Wire Magnetic Switches for Burglar Alarm System Magnetic Switches Wire Window Door Switches Aluminum
From €54.00
ZigBee NEO 90DB Sound and Light Sensor Tuya Smart Life Built-in Siren Alarm Sensor
From €23.95
3X Tuya ZigBee Light Sensor Luminance Sensor Beam Sensor Real-Time Luminance Detection Smart Home Automation App Control
From €43.95
5X Door Opening Sensor Wireless Time Delay Door Alarm Door Sensor Door and Window Security Alarm Home Security
From €35.95