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Security System Sensors

Shop the best prices on 8,884 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 Singapore.

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1,953 - 1,984 of 3,200
Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds Wireless Fridge Alarm, 4 In 1 Door Sensor Doorbell Door Open Alarm Loud108db-fdew
From $59.00
Tuya Smart ZigBee 3.0 Smart Temperature and Humidity Sensor Battery Powered Security with Tuya Smart
From $14.95
Magnetic Reed Switch NC Contact Sensor, Zinc Alloy compatible with Door Window Garage Warehouse Shop 100V
From $59.00
Anti-Theft Alarm for Refrigerators and Freezers with Door Window Left Open Reminder and 30-Second Beep Alert
From $54.00
Infrared Sensor Photocell For Gates Security Gate Motion Detector Beams Detector Garage Door Barrier Security Infrared Sensor_fzwQ
From $39.95
1 Set NO NC Magnetic Door Window Contact Sensor Alarm Reed Switch Fit for GPS Alarm or Other Device with 2 Screws
From $26.95
Dance Machine Foot Sensor Foot Sensing Strip Sensor Bar Game Console Hand Dance Foot Switch Dance Machine Sensor Strip
From $31.95
1PC Stainless Steel Float Switch Tank Liquid Water Level Sensor Double Ball Float Switch Tank Pool Flow Sensors
From $24.95
Smart Vibration Sensor Alarm with Real-Time Monitoring, Door/Window Detection, Tilt Sensor, Compatible with Home Assistant Zigbee2MQTT for Home Securi
From $13.95
Wireless Outdoor Door Window Magnetic Alarm Sensor, Waterproof Home Security Burglar Anti-Theft Monitor
From $24.95
Wireless Temperature And Humidity Sensor Detector Smart Home Sonoff SNZB-02P
From $44.95
WiFi smart door and window detectors support Home Alexa voice control for smart home integration. compatible
From $59.00
Door and Window Alarm with Loud Entry Alert, Easy Adhesive Mount Home Security Sensor White
From $19.95
Smart Door Ir Touch Sensor Exit Button
From $38.95
Beam Gate Photocells Infrared Sensor - Garage Gate Blind Safety - 12V/24V AC DC Compatible szrh21
From $37.95
Wifi Smart Window Door Gate Sensor Detector Smart Home Security Alarm System Smart Life Tuya App Remote Control simple
From $17.95
Anti-Thief radio Door Alarm Abnormal Opening Immediate 1
From $31.95
Tuya Zigbee Door and Window Sensor Smart Home Automation Security Protection Smartlife APP Alarm Remote Real-Time Push
From $15.95
Security Burglar Alarm: Magnetic Door & Window Contact Sensor Reed Switch-BHKJ
From $42.95
Home Security Monitoring Smart WiFi Door and Window Sensor - Magnetic Open/Closed Detector
From $14.95
Security Door Sensor & Wireless Door Chime, 433MHZ for Home and Office 2025
From $18.95
5 Pcs -38 Wired Door Window Sensor Magnetic Switch For Home Alarm System,When Sensor Together,Norma
From $5.95
ZigBee NEO 90DB Sound Light Sensor Tuya Smart Life Built-in Siren Alarm Sensor Smart Home Security Systems for Alexa Google Home 2025
From $36.95
2025 Tuya Smart ZigBee Door Window Contact Sensor Smart Home Wireless Door Detectors Open/Close APP Remote Alarm
From $17.95
Infrared Sensor Variable Frequency 4 Beam IR Barrier Fence Detector Human Body Sensing Safety Grating 8‑33VDC 20m/787.4in 25-26
From $119.00
Tuya Zigbee 3.0 Smart Door Sensor Door Open / Closed Detectors Security Protection Smart Life APP Control 25-26
From $20.95
Tuya WiFi Smart Vibration Sensor Home Security Protection Smart Life App Real-Time Remote Shock Alarm History Record_cc
From $34.95
Wireless Pir Motion Sensor Detector Security Alarm Chime,shop Store Office Home Front Door Entry Welcome Doorbell,mailbox Alert, Garage Driveway Alarm
From $99.00
Anti-Theft Wireless Door Window Alarm with Remote Control & Battery Magnetic Sensor Detector
From $69.00
Smart WiFi Door Window Sensor Home Security Alert Magnetic
From $14.95
Wifi Human Presence Sensor Mmwave Radar High Precision Sensing Human Body Presence Sensor Support T
From $54.00
EU Plug TV Simulator with AC Adaptor, Anti-Burglar Theft Deterrent, Home Security Timer and Sensor
From $27.95