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Security System Sensors

Shop the best prices on 3,791 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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257 - 288 of 3,200
Wireless freezer door alarm with adjustable delay (3/15/30/60 seconds). Door opening sensor and loud refrigerator alarm (108 dB PD).
From $104.00
Tuya ZigBee 3.0 Window Door Gate Sensor Detector Controlled Via Smart Life App compatible with Home White top
From $84.00
Door and window alarm with 125 dB volume DIY alarm system compatible with homes, student dormitories, offices, and hotels.
From $84.00
Perimeter Trip Alarm Reusable Aluminum Alloy Early Warning Security System compatible with Outdoor Activities Olive Green AQ
From $94.00
Wireless Infrared Sensor Switch Sensitive Comcompatible withtable Touch Security Door Access Control compatible with Wooden Doors Iron Doors
From $109.00
hard 2pcs Garage Door Bracket compatible with Ring Alarm Contact Sensors 2nd Gen (Sensor Not Included). Garage Door Security Accessory
From $94.00
Hard W100 Smart WiFi Bridge Gateway and Door Sensor Set compatible with WeHere Smart Lockers. App control compatible with home and office security. Go
From $199.00
hard Tuya Zigbee Door Sensor Window Sensor Wireless Smart Door Sensor Alarm Support Home Security&Automation
From $79.00
Door Open Sensor Alarm, WiFi Magnetic Contact Alarm for Windows and Doors, Smart Wireless Security Device Compatible with Tuya
From $26.95
Power Outage Alarm 120dB Loud Siren with LED Indicator for Home Office 220V Power Failure Alert
From $19.95
Safety Light Curtain Sensor 50m Range Anti Theft Light Grating Sensor Security Device AC12‑18V DC12‑24V
From $79.00
Infrared Non-Contact Stainless Steel Touch Switch for Access Control, Easy Install
From $37.95
Mc-38A Wired Door Window Sensor Magnetic Switch Nc/No Sensor Switch For Home Alarm System Detector Reed Switch
From $12.95
TUYA WIFI Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor 2.4G WiFi Smart Home 1M
From $16.95
Smart Mailbox Alert, Instant Updates, Home Security Solution
From $31.95
Tuya ZigBee Smart Vibration Sensor for Door and Window Detection, Real-Time Monitoring Alarm, Security Edition 0711
From $31.95
Solar Animal Repeller Alarm Long Range Sound Light Outdoor Infrared Sensor Alarm with Remote Control for Orchard 1W 5V
From $64.00
Window Glass Break & Door Security Vibration and Magnetic Sensor, 5-Level Sensitivity, Requires Alarm Host to Operate
From $14.95
2X Door Opening Sensor Wireless Time Delay Door Alarm Door Sensor Door and Window Security Alarm Home Security
From $16.95
6pcs Cylindrical, Brown Recessed Wired Security Window Door Contact Sensor Alarm Magnetic Reed Switch, Magnet Close Connect Circuit, Magnet Far Break
From $79.00
Pack Door Window Alarm, Magnetic Entry Sensor Anti-Theft Alert 110dB Anti-Theft Chime for Home Garage Kids Security DIY Protection
From $54.00
Door And Window Vibration Sensing Alarm 125dB Alarm Volume Domestic Install On Doors Cabinets High S
From $35.95
Door Handle Alarm, 120DB Extra Loud Door Window Sensor Alarm Home Security Alarm Induction Door Alarm Touch Sensor Alarm for Home and Office
From $49.95
2pcs Door and Window Alarm, 120 DB Extra Loud Door Handle Alarm Touch Sensor
From $64.00
Smart Window Door Magnetic Sensor Detector Compatible with Alexa Google Home for Burglar Security
From $64.00
Door Alarm Sensor, Wireless Remote Window Alarm, 2 Remote Controls, 130 dB Siren, Entry Burglar Alar
From $39.95
Wireless Home Doors Windows Security Entry Alarm System Pack 6
From $54.00
AS608 Fingerprint Reader Sensor Module, Optical Fingerprint Recognition Module for Door Locks, Access Control
From $19.95
Door Opening Sensor Wireless Time Delay Door Alarm Door Sensor Door and Window Security Alarm Home S
From $29.95
Zigbee Wired Magnetic Sensor with Lead for Door/Window Opening/Closing Detection Security Alarm Linkage Sensing Device
From $17.95
Zigbee Wired Magnetic Sensor with Lead for Door/Window Opening/Closing Detection Security Alarm Linkage Sensing Device
From $37.95
Glass Break Detector, Window Alarm with 125dB Alarm, Glass Vibration Sensor Alarm for Your Home, Office (2 Pieces)
From $30.95