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Security System Sensors

Shop the best prices on 11,438 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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2,977 - 3,008 of 3,200
Tuya Smart Vibration Sensor ZigBee Tuya Sensor Monitor App Control Security Protection Zigbee Sensor Motion Shock Alarm
From $14.95
Tuya APP Door Open/Closed Detectors Security Protection ZigBee Alarm Detector 2.4GHz Wireless Window Door Gate Sensor
From $17.95
Wireless Door Window Sensors 433MHz compatible with Home Security Alarm System Home Burglar Alarm Kits
From $43.95
Infrared Beam Detectors for Door Entry Automatic Door Security Alert System
From $32.95
108dB Loud Door Sensor Alarm Security Alarm entry alarm for Office Elderly
From $18.95
7m Sliding Garage Door Gate Opener Infrared Beam Reflective Photocell for Electrical Gate Photoelectric Switch Gate AH
From $43.95
Door transducer Alarm Voice Activated Switch Low power Reminder Door opening
From $23.95
2025 Essential Freezer Alarm: Wireless Thermometer with Industrial-Grade Chip, Multi-Sensor System, and Long Battery Life for Reliable Monitoring in：
From $79.00
Wifi Temperature Sensor Tuya Thermometer Detector Digital Display Home Smart Life App Alert Freezer Water Alarm Eu Plug
From $109.00
Non-Contact Infrared Sensor Switch, Door Release Exit Button for Access Control System, LED Indicator, Stainless Steel
From $16.95
1 Pair Home Security Single Beam Infrared Detector Anti-theft Counterfire Alarm Infrared Sensor
From $19.95
4 Pack Door Window Alarm with Magnetic Security Sensor, Loud Battery Powered Home Protection
From $27.95
Tripwire Alarm with Tensile Cord for Camping, Hunting, Farm and Outdoor Perimeter Security
From $21.95
Smart Door Window Sensor for Home Security, Tuya Compatible with RealTime SMS Alerts and Voice Control
From $27.95
Magnetic Reed Switch 10 Pack Wired Door Window Sensor for Home Security Alarm No External Power
From $27.95
Wired Vibration Sensor Alarm Dual Detection for Window Door Security with Magnetic Lock Integration
From $21.95
Door Window Magnetic Contact Sensor NC NO with Dual Output and MultiVoltage DC5V24V
From $21.95
Freezer Door Alarm with Adjustable Delay, 108dB Loud, 4 Modes Magnetic Sensor for Home Security, 30 Pack
From $524.00
Door Window Security Sensor Normally Closed Magnetic Alarm Beige Surface Mount for Home Safety
From $21.95
Door Window Security Alarm 120dB Loud Ultrathin SelfAdhesive Magnetic Sensor for Home, Garage, Drawer, Glass or Wooden Doors
From $21.95
Mini Magnetic Door Window Contact Sensor SF20RB Compatible, Accurate OpenClose Detection
From $25.95
Wireless Door and Window Security Alarm with Magnetic Sensor for Home Protection (7 pcs)
From $27.95
Trip Wire Alarm 82ft Tensile Perimeter Security Cord with Reusable Reel for Camping and Survival
From $21.95
Microwave Radar Perimeter Camping Camping Alarm Early Warning Security Systemxlh
From $47.95
Wifi Door Window Sensor App Smart Home Security Protection Door Open Closed Detector For Alexa Yandex
From $11.95
Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds Wireless
From $59.00
Vibration sensor alarm lock for electric motorcycle with wireless control
From $64.00
Remover Clothing Tag Remove/ Tag Detacher
From $27.95
Welcome To The Induction Welcome Doorbell Remote Wireless Doorbell Home Anti-Theft System
From $74.00
Wireless Door Opening Contact Sensor Alarm Buzzer, Three-On-Two Doorbell Alarm When Entering
From $36.95
Door Handle Sensor Alarm Vibration Type (For Export)
From $35.95
DOBERMAN SE-0119 Household Anti-theft Wireless Remote Control Door Magnetic Sensor Alarm Generic1
From $54.00