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Security System Sensors

Shop the best prices on 5,094 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Gze, Maikaisen and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Canada.

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321 - 352 of 3,200
RC36 NC Recessed Door Contact Sensor Magnetic Reed Switch for Metal Doors Alarm Black 5pcs
From $19.95
Door Alarm Sensor 108dB Wireless Magnetic Security with Remote for Home Garage RV and Pool Gate
From $33.95
Smart Door Sensor Wireless Alarm Compatible with Tuya Smart Life App Control for Alexa Home Security
From $21.95
WiFi Door Sensor with RealTime Alert, Wireless Magnetic Window Sensor for Home Security
From $27.95
2Pack Wired Recessed Magnetic Contact Sensors for Doors and Windows, Accurate Entry Detection
From $19.95
RC36 Wired Magnetic Door Sensor Alarm Detector for Home Gate Security System NC
From $19.95
Door Window Alarm 4 Pack, 120dB Loud Alert for Home Security, Battery Included, Kids Safety Sensor
From $45.95
Tripwire Alarm with Tensile Cord for Camping, Hunting, Farm and Outdoor Perimeter Security
From $21.95
Smart Door Window Sensor for Home Security, Tuya Compatible with RealTime SMS Alerts and Voice Control
From $27.95
Door and Window Alarm Sensor Magnetic Easy Install for Home Office Security Child Safety
From $19.95
5 Pairs Wired Door Window Alarm Sensor with Magnetic Contact Switch for Home Security
From $31.95
Smart WiFi Door and Window Sensor 2 Pack, App Control, Instant Alerts, Compatible with Alexa and Google
From $45.95
Tuya Zigbee Human Presence Sensor Respiratory Motion Detection Wireless Connection Smart Home Security Alarm
From $59.00
Door Window Magnetic Contact Wired Sensor Detector Switch For Home Garage Alarm Security
From $69.00
Smart Wifi Door Magnetic Detector Wifi Door And Window Sensor Door Magnetic Switch Alarm Anti-theft
From $14.95
Tuya Zigbee Door Window Sensors Wireless Smart Life Magnetic
From $11.95
Tuya ZigBee Devices Button Scene Switch Intelligent Linkage Smart Switch Battery Powered Automation Work with Smart Life
From $14.95
3X Tuya Smart Vibration Sensor ZigBee Tuya Sensor Monitor App Control Security Protection Zigbee Sensor
From $36.95
TUYA Zigbee 3.0 Smart Window Door Sensor ZigBee 3.0 Wireless Connection Multifunction for Smart Echo Hub SmartLife App
From $16.95
XIAO ESP32C6 60GHz MmWave Sensor MR60BHA2, Breathing Heartbeat Detection Sensor, ESPhome, Home Assistant
From $94.00
2X 12V DYP-2HD01 Vibration Sensor for Security Detecting, Car Anti-Theft System, Etc
From $10.95
12Pcs Garage Door Opener Safety Sensor Beam Eyes Fit for Liftmaster Sears Chamberlain with Brackets
From $159.00
4X White Door Window Contacts Magnetic Reed Switch Sensor
From $14.95
Wireless Door Window Sensors 433MHz for Home Security Alarm System Home Burglar Alarm Kits
From $46.95
D10 Window Door Sensor Alarm 433MHz Wireless Magnet Sensor Detector Burglar An-theft Compatible with G20 G30 G60B G12 Home Alarm System
From $22.95
NC NO Magnetic Contact Switch Door Sensor Wired Metal Roller Shutter Door Home Alarm System
From $14.95
Touch Sensor Door Access Control System Switch Home Security Unlock Exit Button
From $18.95
Door Opener Infrared Sensor 940nm 30m Range Single Beam Photocell Gate Infrared Detector 1224V for Home Safety White
From $22.95
Neo Coolcam Nas-ds01z Z-wave Door Window Sensor Compatible With Z Wave 300 500 Series Magnet Lock Door Sensor Alarm
From $104.00
Temperature Humidity Sensor Intelligent Linkage Wireless for TUYA ZigBee Audio Control for Google Home
From $18.95
2026 Good!! Door Window Alarm, 90DB Door Alarms for Kids Safety, Wireless Sensor Door Window Burglar Alarm-Window Pool Alarms for Home
From $45.95
2 Pack Freezer Door Alarm, Window Security Alarm
From $94.00