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Security System Sensors

Shop the best prices on 11,229 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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2,817 - 2,848 of 3,200
Wired NC Door Contact Sensor Alarm 10pcs for Door Window Cabinets
From $46.95
4X 2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Open Close Status Works with TTLOCK App
From $59.00
2026 Suitable 2X Tuya Intelligent Pressure Sensor for ZigBee Detection Automation Scene Linkage 800mm
From $74.00
Solar Animal Repeller Alarm Long Range Sound Light Outdoor Infrared Sensor Alarm with Remote Control for Orchard 1W 5V
From $59.00
12V PC Fan Temperature Control PWM Speed Controller Module Alarm Buzzer Sensor with Alarm
From $6.95
10pcs Magnetic Switch Door Window Security Alarm System Normally NC NO Contact Switches for Enhanced B
From $39.95
Wireless Door Window Alarm Sensor 280m Range Entry Chime compatible with Home Security with Magnetic Contact
From $64.00
NK-BT88 Video Wall Controller, EU Plug
From $409.00
Chuango 315mhz Dwc-102 Door Window Alarm Sensor Wireless Automation Home Intrusion Detector
From $40.95
Smart Power Outage Alarm with LED Indicator and 120dB Siren for Home or Office Use EU Plug 9V Battery Powered
From $11.95
Overcurrent Protection Sensor Module Switch Signal Output AC Current Detection 12V Relay
From $17.95
Infrared Sensor Wireless Detector Gsm High Sensitive Security Alarm With Eu Plug For Store Warehouse
From $119.00
Air Quality Climate Sensor 5QJ907643 Designed for Better Airflows In Extreme Weather Real Time Monitoring Inside Vehicle
From $38.95
SN04-N2 NPN NO 5mm Inductive Proximity Sensor Detection Switch DC 10-30V
From $13.95
E3JK-R4M1 ABS Housing Specular Reflection Type Photoelectric Switch Sensor(90-250VAC 3500mm)
From $30.95
Wifi Flood Sensor Smart Water Leak Detector Smart Home Alarm Security System Wireless Water Sensor
From $109.00
Water Valve With Water Sensor Wireless Home Smart Automatica Valve Security Alarm Sensor Water Leak Detector
From $59.00
Em179 Ttlock App Remote Control Electronic Smart Magnetic Sensor Rfid Keypad Cabinet Drawer Lock
From $84.00
20m Infrared Beam Sensor Detector for Yard Gate Perimeter Protection Outdoor Home Security Alarm
From $64.00
10 Pack Window Alarm Wireless Door Magnetic Sensor Alarm For Home Security System, Pool Door Alarmg
From $34.95
Fake TV Simulator with AC Adaptor for Anti-burglar and Theft Deterrent Home Security - Timer and Sensor (5V British Standard Plug Type) Ydcy
From $9.95
Light & Brightness Sensor T1, Smart Home Auto Control with Adjustable Lighting Automation
From $14.95
Intrusion Detector and Alarm Dual Beam Active Infrared IR Outdoor Detector 100m Detection Range-IRISF
From $32.95
2pack Freezer Door Alarm,3/15/30/60 Seconds Wireless Fridge Alarm,4 In 1 Door Sensor Doorbell Door Open Alarm Loud108db
From $21.95
Square Infrared Light Barrier E3ZT81 DC 1224V1 pcs
From $16.95
NEO NAS-DS07B Zigbee USB Door Sensor & Window Sensor
From $32.95
White Door Window Contacts Magnetic Switch Sensor
From $8.95
5 Pcs -38 Wired Door Window Sensor Magnetic Switch
From $19.95
Tuya Smart WiFi SOS Button Emergency Wireless Security Alarm Panic Device for Elderly Kids for Safety Smart Life Remote
From $17.95
4X Tuya ZigBee Devices Button Scene Switch Intelligent Linkage Smart Switch Battery Powered Work with Smart Life
From $38.95
4X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
From $9.95
4in1 Multi-Functional Door Magnetic Alarm Touch Button Door and Window Alarm Displacement Alarm Sensor 125dB
From $13.95