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Security System Sensors

Shop the best prices on 4,981 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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1,185 - 1,216 of 3,200
2026 Good!! Entry Home Door Window Burglar Alarm with 10Pcs Safety Security Alarm System Magnetic Sensor
From $69.00
Window Door Alarms, Personal Security for Kids Safety, Burglar Alert, Door Open Chime Pack of 4
From $84.00
Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Security P
From $29.95
5-Level Sensitivity Adjustment Window Glass Break Vibration+Magnetic Door Sensor, Requires Alarm Ho
From $46.95
10X 2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Windows Open Close Status Works with TTLOCK App
From $139.00
2Pairs Smart Door Sensor, WiFi Window Door Sensor Alarm, Contact Sensor for Home Security, Smart Home Automation
From $18.95
2X 2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Windows Open Close Status Works with TTLOCK App Smart Locks
From $28.95
ZigBee 3.0 Human Presence Sensor 24G 5V MMwave Radar with Siren Alarm Motion Detection Smart Life Home Automation DIY
From $35.95
3Pcs Tuya WiFi SOS Button One Key Emergency Wireless Security Alarm Panic Device for Elderly Kids Home Smart Life Remote
From $49.95
Call Button Restaurant Pager 433MHz Wireless Doorbell Bell Button for Home Security Alarm System Hardware Blue
From $6.95
Reflector Photocell Long Range 12-24V DC/AC Automatic Gate Infrared Photocell Sensor with Waterproof Cover
From $44.95
LD6002C 60G Millimeter Wave Radar Sensor Fmcw Non-Contact Sensor for Fall Detection
From $33.95
Tuya ZIGBEE Wall Emergency Button APP Smart Home Sensor 8x6 ZigBee Intelligent Remote Alarm
From $29.95
Wireless Sensor Dolphinbarwiimote To Pc Usb Connect
From $159.00
Zigbee Wireless Door Window Sensor 4pcs Connection Smart Mini Door Sensor Works For Gateway Mi Home Homekit
From $379.00
Tuya WiFi Smart Vibration Sensor Home Security Protection Smart Life App Real-Time Remote Shock Alarm History Record
From $15.95
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (20 Sets)
From $20.95
Wired Door Window Magnetic Sensor Set of 10 Pairs 330mm Cable for Home Alarm N.C Type
From $31.95
2pack Freezer Door Alarm,3/15/30/60 Seconds Wireless Fridge Alarm,4 In 1 Door Sensor Doorbell Door Open Alarm Loud108db
LD2416 Radar Module Smart Home Stationary Detection Module 24G Human Presence Sensing APP
From $21.95
Tuya Zigbee Multifunctional Pressure Sensor Flexible Thin Film Pressure Sensor Smart Linkage Smart L
From $31.95
2X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
From $6.95
5 Pcs Mc-38 Wired Door Window Sensor Magnetic Switch For Home Alarm System,When Sensor Together,Normally Closed Nc
From $9.95
Tuya ZigBee Smart Door and Window Sensor Burglar Magnetic Sensor with Scene Interaction Button APP Remote Control
From $20.95
Reflector Photocell Long Range 12-24V DC/AC Automatic Gate Infrared Photocell Sensor with Waterproof Cover
From $41.95
Light Sensor DC 5V 12V USB Wire Day Auto-on Light Sensor Cable for Home Security and Lighting
From $8.95
3X TUYA Zigbee 3.0 Smart Window Door Sensor ZigBee 3.0 Wireless Connection Multifunction for Smart Echo Hub SmartLife
From $37.95
60GHz Millimeter Wave Radar Passenger Flow Statistics Sensor Module LD6001C Entrance&Exit Counting Detection
From $79.00
Tuya Zigbee 2MQTT Multifunctional Pressure Sensor Flexible Thin Film Pressure Sensor Detection Strip Smart Linkage
From $31.95
Sensor Module for Low-Power Parking Detection Curb-Mounted and Median-Mounted Video Poles
From $22.95
Mechanical Tamper Switch Plunger Contact Security Enclosure Alarm Door 3Pcs Normally Closed Metal Housing Screw Mount
From $15.95
3 Pack Perimeter Trip Alarm, 12 Gauge Camping Trip Wire Device,Early Warning Security System for Camping/Bear Deterrent
From $39.95