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Security System Sensors

Shop the best prices on 8,883 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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1,697 - 1,728 of 3,200
Window Alarm Sensors, Door Alarms for Home Security Loud, 120DB Pool Window and Door Alarms for Kids Safety (10 Pack)
From $99.00
Freezer Door Alarm When Left Open 2Pcs Safety Window Alarm 3153060 Seconds Adjustable Delay Wireless Fridge 4-In-1 Sensor Chime Open Loud 108dB Ref
From $64.00
WiFi Door Sensor Magnetic Triggered Sensor for Home Use with Wireless Notification
From $20.95
WiFi Temperature Sensor Tuya Thermometer Detector Digital Display Home Smart Life App Alert Freezer Water Alarm US Plug S202412278299
From $79.00
Infrared Beam Burglar Detector IR Alarm Sensor for Alarm System
From $14.95
2pcs Garage Door Bracket for Ring Alarm Contact Sensors 2nd Gen (Sensor Not Included), Garage Door S JH2
From $29.95
6-pack wireless anti-theft door and window alarm for home security, diy magnetic sensor_k1
From $35.95
Wired Mount Magnetic Contact Sensor for Roller Shutter Doors Anti-Theft Switch NO/NC Compatible for Home Use@O2
From $21.95
Smart Wireless Magnetic Door and Window Sensor Alarm
From $41.95
Infrared Door Alarm Sensor Automatic Beam Detector 2pcs
From $59.00
12v Waterproof Infrared Photocell Gate Door Ir Sensor Automatic Barrier Hence
From $8.95
Tuya Zigbee Multifunctional Pressure Sensor Flexible Thin Film Pressure Sensor Smart Linkage Smart L
From $64.00
WiFi Smart Door Sensor Window Door Open Closed Detectors Smart Home Blue Tiger
From $54.00
10pcs Magnetic Reed Switch Door Window Security Alarm System Normally NC NO Contact Switches for Enhanced Home Safety B
From $9.95
Fridge Door Alarm with Open Alert and Adjustable Voice Warnings
From $22.95
Garage Door Bracket for Ring Alarm Contact Sensor,Ring Sensor Mounting Bracket Security Accessories
From $9.95
Magnetic Door Sensor 868.4mhz Eu Window Sensor Z-wave Plus Contact Sensor Smart Home
From $40.95
SONOFF SNZB-02 ZigBee Temperature And Humidity Sensor Real Time Notification
From $15.95
Light Curtain Sensor Switch Safety Light Grating Security Device(6 Beams BEM0640-C-200NB)
From $94.00
Negative Battery Cable AV6N-10C679- for Focus Escape Transit 2012-2018 Battery Management System Sensor AV6N-10C679-GB
From $69.00
Aubess Tuya Zigbee Door And Window Magnetic Sensor Wireless Connection Smart Home
From $169.00
Smart Door Sensor - WiFi Wireless Window Sensor Real-Time Message Notification Compatible with Alexa
From $32.95
Animal repellent alarm for wild boar prevention and security
From $64.00
Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install
From $26.95
Wireless Water Leak Detector 433hz Smart Water Sensor 100db Alarm Sound Dripping Water Detector Home Security Alarm System
From $104.00
Optimized Anti-Theft Alarm for Refrigerators and Freezers: Door Window Open Reminder with 30-Second Beep Alert
From $64.00
Door Sensor Wireless Window Contactor Smart Home Security Alarm Sensor Support Alexa Door Sensor With Tamper Alarm
From $74.00
Magnetic Contact Opening Sensor for Security Systems MC-38 NO
From $12.95
Tuya Door Sensor Smart Home Security Window Detector Door Sensor Switch Handle Window Alarm Contact Sensor
From $35.95
WiFi Smart Door Sensor, Open/Closed Detector for Home Security, Works with Smart Life App, 1/2/3 Packs
From $59.00
Intelligent 433MHz door Magnetic Detector Alarm for Home SecurityYX
From $49.95
Door & Window Alarm, Door/Window Sensor, 120Db Touch Sensor Door Handle Alarm Anti-Theft Vibration W S07
From $33.95