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Security System Sensors

Shop the best prices on 4,374 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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1,921 - 1,952 of 3,200
4in1 Multi-Functional Door Magnetic Alarm Touch Button Door and Window Alarm Displacement Alarm Sensor 125dB
From $12.95
E3Z-R61 NPN Photoelectric Beam Sensor with Bracket Mirror Reflection Photoelectric Switch Sensor 2m Range
From $9.95
5 Pcs -38 Wired Door Window Sensor Magnetic Switch
From $30.95
Tuya ZigBee Light Sensor Luminance Sensor Beam Sensor
From $16.95
12V DYP-2HD01 Vibration Sensor for Security Detecting
From $11.95
2Pcs Tuya Smart Temperature Humidity Sensor WIFI
From $18.95
2pcs Garage Door Bracket for Ring Alarm Contact Sensors 2nd Gen (Sensor Not Included), Garage Door Security Accessory
From $24.95
Zigbee PIR Infrared+24GHZ mm Wave Module+Light Sensor
From $29.95
5X TUYA Zigbee 3.0 Smart Window Door Sensor ZigBee 3.0 Wireless Connection Multifunction for SmartLife App
From $47.95
Wired Magnetic Door Window Contact Sensor, Surface Mount Metal NC Type for Alarm System, Pack of 5
From $59.00
12V/24V Touchless Infrared Sensor Switch with LED, Hands Door Access Control Button White 86x86mm
From $27.95
Magnetic Remover Clothing Hard Tag Remove/security Tag Detacher
From $32.95
Magnetic Switch Alarm Sensor Overhead Garage Door Contacts with L Bracket
From $44.95
Electronic Wireless Vibration Sensor Home Security Door Window Alarm 100db GreenZech
From $54.00
Wireless Door And Window Sensor Household Door Magnetic Anti-theft Alarm GreenZech
From $35.95
2.4GHz WiFi Door and Window Sensor, Easy-to-Use Security Alarm for Home, Garage, or Apartment Protection System Alerts with Simple Setup and Control
From $29.95
Door Open Alarm Sensor, Smart Home Door Detector with Instant Alert & Easy Installation
From $35.95
Door Window Alarm 90dB, Adhesive Mount Burglar Alarm for Home, Apartment, Office, Hotel & Garage
From $104.00
Automatic Sliding Door Sensor with Infrared Presence and AntiPinch Protection IP54 Waterproof
From $149.00
3X Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Security Protection System
From $49.95
90db Wireless Security Alarm Door Window Sensor Independent Magnetic Opening Sensor Enhanced Home Safety 10Pcs
From $41.95
2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Window Open Close Status DS3 Works with G2 TTLOCK App
From $25.95
2X Tuya ZigBee SOS Button Sensor Alarm Wireless Emergency Help Switch Alarm Tuya Smart Life Remote Control
From $27.95
Video Wall Controller 2X2 TV Wall Control Processor Support 4 Output 1080p High Definition Home
From $219.00
Wireless Door Window Sensors 433MHz for Home Security Alarm System Home Burglar Alarm Kits-JXLGV
From $54.00
2 Pcs Infrared Beam Detector Burglar Ir Alarm Sensor Automatic Door Light Sensor
From $29.95
Garage Door Magnetic Contact Sensor,Normally Open Magnetic Switch with Adjustable L Bracket for Roller Shutter Doors
From $14.95
1/3/6pcs Wireless 433MHz Magnetic Door Sensor Door Window Two-way Open / Close Detector compatible with Home Security Alarm Systems
From $45.95
Door Window Alarm 4 Pack, 90dB Loud Wireless Door Sensor for Home Security and Kids Safety
From $21.95
Wireless Door Window Alarm, Loud Magnetic Sensor Anti-Theft Security Alert compatible with Home Store Supermarket Safety
From $119.00
5pcs Wired Metal Gate Door Window Magnetic Contact Sensor Detector Switch NC compatible with door lock GSM Alarm Home Garage Security Kit
From $104.00
652F Door Window Contact Alarm Wired-Security Home Burglars Alarm NO/NC Switchs Easy to Install
From $26.95