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Security System Sensors

Shop the best prices on 11,309 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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1,761 - 1,792 of 3,200
DOBERMAN SE-0119 Household Anti-theft Wireless Remote Control Door Magnetic Sensor Alarm
$45.95
Glass Break Detectors, Window Alarm With 125 Db Alarm, Glass Vibration Sensor Alarm(2 Pcs) Banban
$28.95 Save $30.05 RRP: $59.00
Security Window Door Alarm DIY Home Protection Burglar Alert Sensor
$12.95 Save $5.00 RRP: $17.95
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets)
$29.95
KERUI Door Window Sensor Independent Opening Magnetic Door Sensor 90db Wireless Security Alarm
$37.95
Freezer Door Alarm When Left Open, Safety Window Alarm, 3/15/30/60 Seconds Adjustable Delay Wireless p
$38.95
Magnetic Door Contact RC-33 NC Recessed Wired Security Window Door Sensor Alarm White - (10 Set) [DB] YC
$23.95
Tuya Zigbee Smart Light and Rain Sensor 2-In-1 Function, Light and Rainwater Detection Smart Life Ap YC
$46.95
Robust Burglar Alarm for Doors & Windows Magnetic Alarm Sensor Plastic for Iron Gate & Doors Protect Your Premises Multicolor
$41.95
Refrigerator & Freezer Alarm with Door Open Alert, 60+ Second Delay Sensor for Home/Commercial Use
$14.95 Save $10.00 RRP: $24.95
Waterproof Dual Beam Sensor Active Infrared Intrusion Detector IR 100m Outdoor Perimeter Wall Barrier Fence for GSM Alarm SZRH A-F
$79.00 Save $90.00 RRP: $169.00
Tuya APP Door Open/Closed Detectors Security Protection ZigBee Alarm Detector 2.4GHz Wireless Window Door Gate Sensor
$17.95 Save $9.00 RRP: $26.95
Tuya WiFi Vibration Sensor 130dB Sound Light Alarm Smart APP Real-Time Vibration Reminder Home Security Shock Detector
$17.95 Save $9.00 RRP: $26.95
Hidden Camera Detector, Mini Anti-Peek and Eavesdropping Detector, Portable RF Signal Scanner, Insect Detector
$20.95 Save $12.00 RRP: $32.95
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
2PCS Tuya Matter Thread Door Window Sensor Alarm Smart Home Wireless Detector Work with HomeKit Alexa Google Home
$48.95 Save $30.05 RRP: $79.00
for Pico Sensor Kit with Pico Expansion Board and 15 Detachable Sensors All-in-One Design, No Soldering
$169.00
Infrared Beam Sensor Intrusion Alarm Outdoor Long Distance Infrared Detector AC12‑18V DC12‑24V 100m/
$69.00 Save $20.00 RRP: $89.00
Wireless Door Alarm Window Opener Alarm Home Security Sensor Pool Alarm Child Security Anti-theft (2 Pack)-good-Yogo Yogo
$84.00 Save $45.00 RRP: $129.00
Door Alarm Sensor Wireless Windows Door Open Contact Burglar Alarm Chimes Anti-Theft Easy to Install for Your Home Kids
$25.95
Security Tag Detacher / Magnetic Remover Clothing Hard Tag Remove
$30.95 Save $28.05 RRP: $59.00
Bluetooth Smart Home Gateway-Multifunction Door & Window Sensor Socket Control Center by
$64.00 Save $10.00 RRP: $74.00
New Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Security Protection System
$10.95 Save $7.00 RRP: $17.95
Tuya Wifi Smart Door Sensor Window Entry Sensor with Scene Interaction Button Smart Life for APP Remote Control
$21.95
Tuya ZigBee Smart Door and Window Sensor Burglar Magnetic Sensor with Scene Interaction Button APP Remote Control
$23.95
2Pcs IR Beam Detector Burglar Alarm System with Light Sensor for Doors
$89.00 Save $50.00 RRP: $139.00
Zigbee Smart Door Window Sensor Wireless Mini Alarm Sensor for Mi Home
$13.95 Save $9.00 RRP: $22.95
Split Type Door and Window Sensor Door Magnet Sensor 60 Songs Protection Security Anti-Theft Volume
$18.95 Save $6.00 RRP: $24.95
SONOFF SNZB-04P Zigbee Door and Window Sensor
$20.95 Save $8.00 RRP: $28.95
Refrigerator Freezer Door Alarm with 60-Second Alert, Adjustable Volume & Open Sensor
$47.95 Save $36.05 RRP: $84.00
Home Garden > Home > System Sensors
$21.95
Waterproof Active Photoelectric Single Beam Infrared Photocells Sensor Barrier Detector for Gate Door Window Black
$30.95