Security System Sensors

Shop the best prices on 11,376 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ydcy, Other and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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Electric Rivet Nut Gun Riveting Tool Cordless Riveting Drill Adaptor Insert Nut Tool Multifunction Nail Gun Auto Rivet

$43.95 Save $15.05 RRP: $59.00

EAS Security Tag Remover Hook, Handheld Detacher Key for Clothing Retail Stores

$25.95 Save $88.05 RRP: $114.00

Smoke Detector Alarm With 85db Big Sounds With Carbon Monoxide Detector

GPS Signal Detector Tracker Professional 50MHz-6GHz

Tuya Zigbee Solar Light Sensor IP65 Waterproof Outdoor Brightness Detector with Real Time Luminance Monitoring

3X Tuya ZigBee Light Sensor Luminance Sensor Beam Sensor Real-Time Luminance Detection Smart Home Automation App Control

2X Vibration Alarm Sensors 120dB Ultra-Slim Detector Anti-Theft Burglar Alarm Black

Tuya ZigBee Gas Leak Detector Smart Alarm Sensor Combustible Gas Leakage Alarm for Home Security APP Remote Control

Wide Gap Magnetic Contact Sensor for Door and Window Security Alarms, Wired Detection for Home and Garage Use

$28.95 Save $30.05 RRP: $59.00

Surface Mount Wired Nc Door Contact Sensor Alarm For Door Window Cabinets 10pcs

M5STACK RFID 2 Unit Mini RFID Reader Sensor WS1850S Radio Frequency for Smart portation

$15.95 Save $68.05 RRP: $84.00

Stainless Steel Float Switch for Tank Liquid Water Level Sensor Double Ball Float Switch for Tank Pool Flow Sensors

Biuzi Magnetic Door Catch, Door Window Magnetic Contact Wired Sensor Detector Switch for Home Garage Alarm Security

$27.95 Save $16.00 RRP: $43.95

Smart Wifi Door Window Sensor, Security Magnetic Sensor Closed Detector, Alexa

$21.95 Save $11.00 RRP: $32.95

COMPATIBLE Xiaomi Intelligent Mini Door Window Sensor for Xiaomi Smart Home Suite Devices, with the Xiaomi Multifunctional Gateway Use (CA1001)(White)

Touch Sensor Door Handle Alarm Anti Theft Vibration Window Burglar Alert Home Security Door Alarm A

$29.95 Save $11.00 RRP: $40.95

Alarm Gate Fence Trips Line Wire 12G Blank Firer Intruder Alarm Safety Switch suitable for

$49.95 Save $19.05 RRP: $69.00

26-27 Wifi Temperature Sensor With Tuya Smart Life App Alert For Home Freezer Monitoring

$119.00 Save $120.00 RRP: $239.00

Brake Wheel Speed Sensor 4013251 Quick Response Real Time Monitoring Precise Adjustment Replacement for Polaris

$74.00 Save $20.00 RRP: $94.00

Tuya Door Magnetic Alarm, Anti-Theft Alarm, WIFI APP Door Magnetic Opening Reminder Remote Alarm

$15.95 Save $7.00 RRP: $22.95

Wireless Hidden Camera Aunty Candid Detector Pinhole Camera GPS Tracker RF Signal GSM Bug Device Finder Scanner

$74.00 Save $45.00 RRP: $119.00

Kaisi TX1 IMX678 Sensor 55MP 4K Ultra HD Industry Microscope Camera

Hidden Camera Detector, Mini Anti-Peek and Eavesdropping Detector, Portable RF Signal Scanner, Insect Detector

$20.95 Save $12.00 RRP: $32.95

2X Sensor Infrared Safety Beam Photocell Detector for Garage Gate / Swing / Sliding Door Access System

6X White Door Window Contacts Magnetic Reed Switch Sensor

Wireless Door Alarms When Opened with Remote,Door Security Sensor Chime Window Alarm Pool Alarm Door Alarm 2 Pack

Door Alarm Sensor 120db Loud Wireless Door Alarm Hanging Contact Sensor Black Alarm

$16.95 Save $5.00 RRP: $21.95

1Pcs Car TPMS Tire Pressure Sensor 41990-34000 433MHZ for Scangyong Actyon Korando Musso Rexton Rodius System Sensor

Tuya WiFi Light Sensor Smart Home Illumination Sensor APP Linkage Control Brightness Detector Illumination Automation

Zigbee Screenless Temperature and Humidity Sensor, Tuya Smart Home Wireless Temperature and Humidity Sensor, ABS Material

2pcs Magnetic Reed Switch Normally Open Closed Magnetic Contact Switch for Door Wall

$13.95 Save $5.00 RRP: $18.95

Tuya Door Sensor Smart Home Security Window Detector Door Sensor Switch Handle Window Alarm Contact Sensor