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Security System Sensors

Shop the best prices on 11,394 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 Portugal.

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1 - 32 of 3,200
12V 3A Power Supply Adapter Universal Power Adapter Transformer for Monitor
€14.95 Save €5.00 RRP: €19.95
2X Light Sensor T1 Brightness Sensor Smart Home Lighting Change Controlled for Home
€14.95 Save €12.00 RRP: €26.95
TUYA Zigbee Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor Smart Home 2M
€13.95 Save €6.00 RRP: €19.95
Anti-Spy Wireless RF Signal Detector Bug GSM GPS WiFi Tracker Camera Bug Signal Detector Anti-Spy Infrared Scanner
€11.95 Save €8.00 RRP: €19.95
TV Simulator with AC Adaptor Anti-Burglar and Theft Deterrent Home Security Timer and Sensor,EU Pl
€11.95 Save €32.00 RRP: €43.95
E3F-20C1 3mm Laser Beam Photoelectric Switch Trough-beam Infrared Sensors NPN Switchs with LED
€10.95 Save €7.00 RRP: €17.95
DC 12V 5A Power Adapter Power Supply Brick Switching Transformer for LED Light Strip 100240V
€20.95 Save €6.00 RRP: €26.95
Tuya Zigbee Solar Light Sensor IP65 Waterproof Outdoor Brightness Detector with Real Time Luminance Monitoring
€21.95 Save €15.00 RRP: €36.95
TUYA Zigbee Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor Smart Home 2M
€14.95 Save €4.00 RRP: €18.95
SQLX 10pcs Magnetic Reed Switch Door Window Security Alarm System Normally NC NO Contact Switches for Enhanced Home Safety A Hk
€21.95 Save €16.00 RRP: €37.95
10m to 15m Automated Gate Safe Infrared Detector Sensor/ Swing /Sliding/Garage Gate / Door Safety Infrared Photocells
€21.95 Save €14.00 RRP: €35.95
lulshou Signal Detection Infrared Detection Ultra Long Standby High Sensitivity Vibration Sensing Intelligent Detector
€28.95 Save €18.00 RRP: €46.95
Hidden Camera Detectors, Listening Device Detector, GPS Tracker Detector, Anti-Spy Detector, Bug Detector Electronic Sweeper, RF Signal Detector, 5 Le
€23.95 Save €24.00 RRP: €47.95
24pcs Door And Window Alarm Electronic Alarm Window Alarm Sensor Anti-burglary Window Security Alarm
€37.95 Save €21.05 RRP: €59.00
10 Sets 433MHz Wireless Magnetic Door Window Sensors for Enhanced Home Security Compatible with Home Burglar Systems
€26.95 Save €12.00 RRP: €38.95
Tuya Intelligent Pressure Sensor for ZigBee Detection 800mm
€35.95 Save €6.00 RRP: €41.95
2025 Upgraded Camera Detector Professional Bug RF Detector Hidden Camera Finder
€129.00 Save €40.00 RRP: €169.00
W100 Smart WiFi Bridge Gateway and Door Sensor Set for WeHere Smart Lockboxes, APP Control for Home Office Security
€59.00 Save €25.00 RRP: €84.00
Sensor Infrared Safety Beam Photocell Detector DC/AC 12~24V for Garage Gate Door
€19.95 Save €109.05 RRP: €129.00
Tuya Zigbee Solar Sunlight and Rainwater Sensor 2 in 1 Rainfall Sunshine Weather Detection Sensor for Home Smart Life
€25.95 Save €11.00 RRP: €36.95
Camera Detector Mini Smart Hidden Infrared Anti-Snooping Detector Anti-Peeping Security Lens Detect Gadget White
€7.95 Save €3.00 RRP: €10.95
Tuya Smart Zigbee Rain Sensor with Light Detector Solar Operated IPX6 Waterproof Rain Detector Remote Control unbrand
€22.95
Tuya Smart Zigbee Solar Light and Rain Sensor Alarm Real-Time Notification Light Sensing Rain Detector 2-In-1 26s
€31.95 Save €32.05 RRP: €64.00
2PCS Tuya Smart WiFi SOS Button Emergency Wireless Security Alarm Panic Device for Safety Smart Life Remote
€19.95
Mailbox Alarm Mail Chime Notification System-Mail Alarm 800 Ft Long Range Wireless Mailbox Alert with LED Light Flashing Edition C
€54.00 Save €50.00 RRP: €104.00
TUYA WIFI Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor 2.4G WiFi Smart Home 1M
€12.95 Save €5.00 RRP: €17.95
Wireless Outdoor Door Window Magnetic Alarm Sensor Waterproof Monitor Burglar Anti Theft Alarm Home Security
€20.95 Save €11.00 RRP: €31.95
1/4 Inch Ring Alarm Magnet Riser,10 Pack Mount to Any Doorway, Window, and Entryway,Ring Sensor/Magnet Not Included
€20.95
2X Tuya ZigBee Devices Button Scene Switch Intelligent Linkage Smart Switch Battery Powered Work with Smart Life
€12.95
The M8000 is a hidden camera detector, eavesdropping device detector, and
€159.00 Save €10.00 RRP: €169.00
5-in-1 Hidden Camera Detector, GPS Tracker Finder, RF Signal Scanner
€22.95 Save €20.00 RRP: €42.95
E3F-20C1 3mm Laser Beam Photoelectric Switch Trough-beam Infrared Sensors NPN Switchs with LED Blue Zoo
€17.95