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Security System Sensors

Shop the best prices on 4,377 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Gze, Hsmy and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Canada.

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1,857 - 1,888 of 3,200
Zigbee Wired Magnetic Sensor with Lead for Door/Window Opening/Closing Detection Security Alarm Linkage Sensing Device
From $16.95
5 Pcs Mc-38 Wired Door Window Sensor Magnetic Switch For Home Alarm System,When Sensor Together,Normally Closed Nc
From $10.95
ZigBee Temperature Sensor Alarm Digital Ambient Thermometer Tuya Smart Life App Remote Control Home Automation EU PLUG
From $59.00
2026 Good!! Window Door Alarms, Personal Security for Kids Safety, Burglar Alert, Door Open Chime Pack of 4
From $74.00
2026 Good!! Window Alarm Sensors, Door Alarms for Home Security Loud, 120DB Pool Window and Door Alarms for Kids Safety (10 Pack)
From $129.00
20 PCS BNC Female Connectors Chassis Panel Mount Monitor Accessories
From $18.95
Wireless Door/window Sensor No Gateway Required Support To Check History Record On App,10pcs GreenZech
From $229.00
TV Simulator with AC Adaptor Anti-Burglar and Theft Deterrent Home Security Timer and Sensor,EU Pl
From $32.95
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 $27.95
130 Db 433mhz Wireless Sensor Home Door Window Input Burglar Alarm Alarm
From $139.00
Smart Switch Battery Powered Automation Work with Smart Life
From $14.95
Smart WiFi Noise Sensor Real-Time Sound Detection for Baby Crying Loud Noises & Smart Life App Remote Monitoring
From $25.95
One Dual Beam AC DC 12-24V Automatic Sliding Gate Door Safety Sensor Photocell Garage Door Photocell B
From $30.95
12-24V Waterproof IP65 Photocell Automatic Gate Door Safety Warning Infrared Beam Sensor Photocell 20m Detect Range
From $15.95
Infrared Sensor Security Alarm Anti-theft Motion Detectors For Home Guard System
From $43.95
Zigbee Smart Door Window Sensor Wireless Mini Alarm Sensor Compatible with Xiaomi Mijia Mi Home HomeKit-JXLGV
From $18.95
Heavy Duty Wired Alarm Garage Door Magnetic Contacts Switch Sensor NC with Adjustable Bracket-SHZNV
From $24.95
Wired Magnetic Contact Sensor NC Door Window Alarm Switch Pack of 10 for Home Security
From $139.00
Door and Window Alarm Sensor Set 24 Pack for Home Security and Child Safety Protection
From $149.00
CORUI Tuya Wifi Temperature Humidity / Wireless Switch / Body Motion / Window Door
From $29.95
Mechanical Tamper Switch Plunger Contact Security Enclosure Alarm Door 3Pcs Normally Closed Metal Housing Screw Mount
From $12.95
Garage Door Bracket for Ring Alarm Contact Sensors 2nd Gen
From $9.95
Intelligent WiFi Door Sensor Window Alarm Compatible with Alexa and Home Wireless Control Tool for Door and Window
From $36.95
Tuya Zigbee 2MQTT Multifunctional Pressure Sensor Flexible Thin Film Pressure Sensor Detection Strip Smart Linkage
From $29.95
Tuya Wifi Door Sensor Window Entry Sensor Security Burglar Magnetic Sensor Alarm Smart Life for APP Remote Control
From $12.95
Alarm Sensor Infrared Safety Beam IR Relay NC/NO Photocells Automatic Window Gate Door Garage Barrier Detector
From $28.95
Perimeter Alarm Trip Wire Weatherproof Motion Detection Security Alert compatible with Camping Hiking Outdoor Survival Early Warning Hunting
From $14.95
Tuya Smart Vibration Sensor ZigBee Tuya Sensor Monitor App Control Security Protection Zigbee Sensor Motion Shock Alarm
From $13.95
LD6002C 60G Millimeter Wave Radar Sensor Fmcw Non-Contact Sensor for Fall Detection
From $32.95
Tuya Zigbee Smart Light Sensor Illuminance Brightness Detection Home Lighting Automation ZigBee Intelligent Remote Alarm
From $19.95
Universal Short Leg PIR Motion Sensor Bracket, Compact Wall Mount with Secure Stability for Alarm Detector
From $25.95