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Security System Sensors

Shop the best prices on 11,457 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Gze and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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1 - 32 of 3,200
Refrigerator Freezer Alarm for Door Left Open 60 Second Reminder
From $35.95
Door/ Window Tuya WiFi Sensor Connection Smart Mini Door Sensor Security Work With Smart Life APP
From $14.95
Anti-wild boar alarm compatible with animal repellent and theft deterrent
From $59.00
Magnetic Clothing Security Tag Remover, Hard & Security Tag Detacher for Retail Stores
From $15.95
Guard Tour System Patrol Point 50pcs 125KHZ RFID IC Tag Token, 30mm Waterproof NFC Checkpoint with Adhesive Backing
From $28.95
12V 3A Power Supply Adapter Universal Power Adapter Transformer for Monitor
From $17.95
Single Channel Inductive Loop Vehicle Detector for Parking Lot Access Control
From $31.95
Infrared Photocell Beam Sensor for Automatic Gate Door Garage Shutter Barrier Detector 12V
From $11.95
10 Sets NC Recessed Magnetic Switch DC100V 10W Flame Retardant Window Reed Switch Compatible with Access Control
From $26.95
Infrared Beam Detector Burglar Ir Alarms Sensor Alarm System 25-26
From $16.95
Window Alarm Set with 130dB Vibration Sensor, 6 Black Units for Home Door, Window, and RV Security
From $64.00
TUYA WIFI Temperature Sensor APP Remote Monitor Waterproof 2.4G WiFi Smart Home Temperature Sensor
From $14.95
Window Alarm Set with 130dB Vibration Sensor for Home Door and RV Security, 6 Black Units
From $59.00
2Sets Overhead Garage Door Contacts Wired Magnetic Switch Alarm Sensor with Armored Wire Leads and Adjustable Bracket
From $27.95
2pairs Smart Door Sensor, Wifi Window Door Sensor Alarm, Contact Sensor For Home Security, Smart Ho
From $26.95
Wired network temperature alarm for computer room, temperature rise and settling optional, 504 compatible
From $74.00
Smart home Wi-Fi illuminance sensor, home-linked smart solar illuminance detectorWiFi Solar Light Sensor TY-SL-GZ compatible
From $104.00
Traditional multi-line networked temperature alarm, non-coded temperature alarm for computer room only compatible
From $64.00
Smart home Wi-Fi temperature and humidity sensor, environmental monitoring device, alarm compatible
From $99.00
Door Window Alarm, Wireless Personal Security Alarm Magnetic Sensor Burglar Alert Door And Window Open Alarm Sensor For Home Garage Apartment
From $11.95
108dB Magnetic Sensor Security Door Alarm 4 ModesDoor Alarm SF19UP compatible
From $69.00
Smart vibration sensor, vibration detector, anti-theft vibration sensor compatible
From $84.00
Creative Retro American Metal Clock12-inch > Beige compatible
From $89.00
Smart WiFi door magnetic alarm, on-site alarm, door and window alarm, remote alarm, burglar alarm compatible
From $59.00
Smart home Wi-Fi temperature and humidity sensor, on-site alarm, environmental monitoring device, alarm. compatible
From $99.00
1pack Smart Door Sensor Wifi, Wireless Door Window Detector Alarm, Smart Linkage Window Door Contac
From $11.95
Wifi Smart Human Presence Sensor Human Motion Sensor With Luminance Microwave Radar Detection For H
From $64.00
Door And Window Alarm, Wireless Door And Window Detectors With Remote Control And Batteries, Anti-intrusion Anti-theft Magnetic Sensor For e And Ki
From $23.95
7m Sliding Garage Door Gate Opener Infrared Beam Reflective Photocell for Electrical Gate Photoelectric Switch Gate_yzab1
From $94.00
Zigbee Solar-Powered Light Sensor, IP65 Waterproof Outdoor Brightness Detector with Real-Time Luminance Monitoring
From $38.95
433MHz Wireless Door/Window Magnet Sensor Detector for 99-Zone Alarm System, Home Security Magnetic Contact Switch
From $54.00
Aqara Light Sensor T1 Zigbee 3.0 Brightness Sensor Smart Home Light Change Controlled for Home
From $89.00