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Security System Sensors

Shop the best prices on 11,459 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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1,057 - 1,088 of 3,200
Zigbee Smart Vibration Sensor Detection Tuya Smart Life APP Notification Real-Time Motion Vibration Alarm Smart Home simple
From $19.95
Magnetic Sensor,Magnetic Switch Sensor Window Door Security Alarm Detector Contact Wired Large Magnetic Gap for Home Garage
From $24.95
Infrared BarrierDigital Pulse Infrared Sensor 100m Active Detection Invisible IR Beam Barrier Waterproof Alarm1 pcs
From $46.95
Entry Sensor | Window Sensor | Door and Window Monitoring for a Secure Home | Magnetic Sensor | Works with 1 pc 13Thirteen
From $32.95
Beam Photocell,12/24V Photocell Probe Beam for Sliding Gate Opener Infrared Safety Photocell
From $32.95
Door Alarms for Kids Safety Using Magnetic Control 1Pair Set
From $30.95
10 Pack Window Alarm Wireless Door Magnetic Sensor Alarm for Home Security System, Pool Door Alarm
From $36.95
Wireless Door Magnetic Sensor Alarm for Home Security, Anti-Theft Remote Control System
From $42.95
Smart Mailbox Alert, Instant Updates, Secure Home
From $22.95
Automatic Door Safety Sensor with Photoelectric Beam and Photocells for Sliding and Swing Gates
From $59.00
5PCS 25mm RFID Checkpoints Label Tag Guard Tour Patrol System
From $15.95
10-Pack Wireless Door and Window Alarms with Magnetic Sensors for Home Security, Pool Area Protection Solution
From $54.00
2 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
From $33.95
2024,4vwin Fake Tv Simulator With Ac Adaptor Anti-burglar And Theft Deterrent Home Security Timer And Sensor (5v British Standard Plug Type).
From $64.00
Smart Door Window Sensor Smart Home Door Detectors Door And Window Burglar Alarms Door Open Alarm
From $10.95
Door Window Alarm 125DB Door Alarms Anti-theft Alarm Sensor for Kids Safety
From $7.95
Infrared detector sensors, dual-beam design, indoor detection range of 300 meters, outdoor detection range of 100 meters
From $129.00
3X WiFi Door and Window Sensor, Magnetic Entry Alarm for Smart Home Security, Remote Control via App
From $40.95
Mailbox Alarm Mail Chime Notification System-Mail Alarm 800 Ft Long Range Wireless Mailbox Alert with LED Light Flashing Edition C
From $69.00
Door Sensor White Door Security Contact Sensor with 25Pcs for Home Use
From $149.00
Door Sensor Plastic Door Chime Alarm with 25Pcs for Home Security Use
From $94.00
2 in 1 Light and Rain Sensoring Detector Small Size for Wireless Intelligent Home Integration Multicolor
From $69.00
2025 Power outage alarm for garage 220v with loud sound Lianshi P20211224875
From $11.95
2025 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
From $30.95
2025 For Tuya WiFi Door Sensor Window Sensor Door Magnetic Alarm Detector
From $11.95
120dB Door and Window Alarm Sensor 3 Pack Wireless Security Alarm for Home Safety and Business
From $59.00
TUYA Zigbee 3.0 Window Door Sensor for Smart Hub App 25-26s
From $9.95
25-26 Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install
From $19.95
25-26 Door Alarm, Door Opening Detector With Powerful Siren, Magnetic Wireless Door And Window Alarm(pack Of 1) new
From $37.95
Vibration Sensor For Wireless Door And Window Security Motion Alerts Home Assistant Compatible
From $42.95
Tuya Wifi Bluetooth Smart Fingerbot Plus Robot Compatible With Button And Switch
From $89.00
Door And Window Opening And Closing Sensor Smart Home Meter Linkage Door Magnetic Automatic Alarm Remote Control Elriven
From $84.00