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Security System Sensors

Shop the best prices on 3,787 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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3,105 - 3,136 of 3,200
White Magnetic Door Switch, Wired Security Sensor for Windows and Doors, 10 Sets
From $14.95
Wireless phototube 12V/24V battery-powered infrared sensor detector, suitable for automatic door openers (battery not included).
From $33.95
Fake TV Simulator with AC Adaptor Anti-Burglar and Theft Deterrent Home Security and Sensor,EU Plug
From $42.95
12-24V Waterproof IP65 Photocell Automatic Gate Door Safety Warning Infrared Beam Sensor Photocell 20m Detect Range
From $17.95
Mechanical Tamper Switch Plunger Contact Security Enclosure Alarm Door 3Pcs Normally Closed Metal Housing Screw Mount
From $13.95
Refrigerator Alarm Wireless Door and Window Delay Induction Alarm Security Anti-Theft System Smart Home Door Magnetic
From $12.95
Garage Door Magnetic Contact Sensor,Normally Open Magnetic Switch with Adjustable L Bracket for Roller Shutter Doors
From $17.95
2pcs Freezer Door Alarm with Left Open,80~130dB Fridge Door Alarm Reminders, with 5 Working Modes 3 Volume Levels Magnetic Entry Sensor Alert
From $25.95
Compatible vibration-type safety alarm sensor: adjustable sensitivity, low power consumption, and aesthetically pleasing design.
From $94.00
Corner Mount Bracket Compatible for ADT Motion Sensor - Wall Angle Installation for Wide Coverage, Durable ABS
From $11.95
12-24V Waterproof IP65 Photocell Automatic Gate Door Safety Warning Infrared Beam Sensor Photocell 20m Detect Range
From $16.95
Zigbee Wired Magnetic Sensor with Lead for Door/Window Opening/Closing Detection Security Alarm Linkage Sensing Device
From $16.95
Tuya WiFi Smart Door Window Sensor Home Indoor Door Magnetic Detector Compatible with Alexa & Google Home White
From $11.95
10pcs 433MHz Wireless Vibration Glass Break Detector, Adjustable Sensitivity, Compatible with Alarm Systems
From $59.00
Smart Light Sensor Tuya Smart Home Zigbee Light Sensor Device App Controlled Brightness Detection Detector
From $22.95
E3Z-R61 NPN Photoelectric Beam Sensor with Bracket Mirror Reflection Photoelectric Switch Sensor 2m Range
From $24.95
90db Wireless Security Alarm Door Window Sensor Magnetic Opening Sensor Enhanced 5Pcs
From $9.95
Door Window Open Alarm, Wireless Remote Control Magnetic Sensor Chime Anti Theft Home Security DIY P
From $31.95
Construction Site Intersection Voice Alert Device, 120dB High-Volume Alarm, Human Infrared Sensor, Solar-Powered Outdoor
From $119.00
2X Light Sensor DC 5V 12V USB Wire Day Auto-on Light Sensor Cable for Home Security and Lighting
From $26.95
Wireless Door Alarms When Opened with Remote,Door Security Sensor Chime Window Alarm Pool Alarm Door
From $49.95
Tuya Smart Vibration Sensor ZigBee Tuya Sensor Monitor App Control Security Protection Zigbee Sensor Motion Shock Alarm
From $29.95
Tuya Zigbee Door and Window Sensor Smart Home Automation Security Protection Smartlife APP Alarm Remote Real-Time Push
From $26.95
3X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
From $21.95
Tuya Zigbee Door Sensor Window Sensor Wireless Smart Door Sensor Alarm Support Home Security&Automa
From $19.95
Wireless Door and Window Vibration Sensor Alarm 125dB Glass Breakage Anti-Theft Sensor, Easy Install White
From $11.95
4pcs Door Window Sensor Zigbee Wireless Connection Smart Mini Door Sensor Work for Aqara Gateway Mi Home HomeKit
From $119.00
Infrared Beam Sensor with 20m Range, Weatherproof DC 12V Perimeter Security Alarm for Outdoor Use
From $21.95
Wired Magnetic Door Window Sensor Switch for Home Security Alarm System Reliable Detection MC38A
From $33.95
Wired Magnetic Door Window Sensor Switch for Home Security Alarm System Reliable Detection MC38A
From $33.95
Smart Vibration Sensor for Door and Window Security Alarm with Tuya ZigBee Connectivity and Real-Time Monitoring
From $19.95
Wired Door Window Sensor Magnetic Switch, 15 Pcs Mc-38 Normally Closed NC for Home Alarm System
From $25.95