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Security System Sensors

Shop the best prices on 11,327 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Gze and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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1,505 - 1,536 of 3,200
Window Security Alarm with 125 Db Loud Alarm and Sensitivity Adjustment for Home Office Dormitory RV (2 Pack) Window Alarm with Vibration Sensor
From $49.95
Motion Detector Door Chime for Business Store Entrance, Passage, Motion Detector Alarm, Wireless Outdoor Detector Alarm, Wireless Home Alarm, 1 Sensor
From $42.95
Wireless Door Opening Contact Sensor Alarm with Buzzer Function
From $47.95
2024,4vwin Fake Tv Simulator With Ac Adaptor Anti-burglar And Theft Deterrent Home Security Timer And Sensor (5v British Standard Plug Type).
From $74.00
Door Alarm, Door Opening Detector With Powerful Siren, Magnetic Wireless Door And Window Alarm(pack Of 1) new SZRH A-G
From $64.00
Fake TV Simulator with AC Adaptor for Anti-burglar and Theft Deterrent Home Security - Timer and Sensor (5V British Standard Plug Type)
From $36.95
10pcs Magnetic Switch Door Window Security Alarm System Normally NC NO Contact Switches for Enhanced B
From $34.95
WiFi SOS Alert Button with Smart Notifications for Elderly and Kids Wall Mount or Neck Strap
From $43.95
Fridge Door Alarm with Open Door Alert and Adjustable Voice Warnings
From $17.95
Light Curtain Sensor Switch Safety Light Grating Security Device (12 Beams BEM1240‑A‑440NB)
From $179.00
Wifi Temperature Sensor Tuya Thermometer Detector Digital Display Home Smart Life App Alert Freezer 25-26
From $69.00
Mailbox Alarm Mail Chime Notification System-Mail Alarm 800 Ft Long Range Wireless Mailbox Alert with LED Light Flashing Edition C_f1
From $79.00
6-Pack Wireless Door Window Alarm with Magnetic Sensor for Home Security Entry Protection
From $34.95
5 Sets Magnetic Reed Switch DC100V Normally Open Closed Recessed Wired Door Window Sensor Switch for
From $27.95
ZigBee NEO 90DB Sound and Light Sensor Tuya Smart Life Built-in Siren SZRH A-R3424
From $48.95
Smart Home Zigbee Scene Wireless Switch ZG-101ZL
From $29.95
Compatible Tuya ZigBee Smart Vibration Tilt Sensor Real Time Shock Alarm Security Protection
From $31.95
Athkar Doorbell Device Automatic Magnetic Door Sensors with Alarm for Muslims Family Doorbell Sound Adjustable
From $25.95
Smart Home Zigbee Scene Wireless Switch ZG-101ZL
From $30.95
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets) 2025
From $8.95
10 Pack Window Alarm Wireless Door Magnetic Sensor Alarm For Home Security System, Pool Door Alarm 25-26
From $41.95
Bluetooth Multifunction Gateway Smart Home Door and Window Sensor Socket Control Center
From $48.95
2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Window Open Close Status DS3 Works with G2 TTLOCK App
From $40.95
Sliding Window Security Bar or Patio Door Window Bars with Child-Proof Lock, Extendable, Window Safety, White (10.6-16.625 Inches) White 10.6 to 16
From $32.95
Magnetic Door Window Security Alarm Contact Sensor 2.5 Inch NO/NC Dual Mode White
From $69.00
5pair for IR Break Beam Sensor LEDs Counting Module Split Distance Sensor Infrared Beam Sensor LED Counting Module
From $12.95
Tuya Zigbee 2MQTT Multifunctional Pressure Sensor Flexible Thin Film Pressure Sensor Detection Strip Smart Linkage
From $29.95
Tuya Intelligent Pressure Sensor for ZigBee Gravity Detection Automation Scene Linkage 800mm unbrand
From $54.00
Door And Window Alarm - Lot 4x Wireless Intrusion Alarm Home Security Against Burglary - Magnetic Operation - 100 Db
From $69.00
LD2416 Radar Module Smart Home Stationary Detection Module 24G Human Presence Sensing APP
From $15.95
2X Smart Magnetic Door Sensor Zigbee Door Sensor for Home Security Wireless Contact Sensor Programmable with Smart Life
From $21.95
Zigbee PIR Infrared+24GHZ mm Wave Module+Light Sensor
From $29.95