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Security System Sensors

Shop the best prices on 10,582 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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129 - 160 of 3,200
Home Security Wireless Remote Control Door Window Siren Magnetic Sensor Alarm Warning, 1 Remote Controller + 1 Magnetic Sensors
$21.95
Tuya ZigBee Smart Door Sensor Door Open/Closed Wireless Detector Tamper Alarm Security System Work with Home
$14.95 Save $31.00 RRP: $45.95
Outdoor Door Window Magnetic Alarm Wireless Sensor Waterproof Monitor Burglar Anti Theft Home Securi
$36.95
Perimeter Trip Alarm Wire Device 51g Aluminum Alloy Style 1
$24.95 Save $10.00 RRP: $34.95
New Tuya ZigBee Smart Vibration Sensor Door Window Detection Alarm
$15.95
Tuya Smart WiFi Door Sensor Smart Home Open Close Detector Smartlife App Control Notification Compatible with Alexa Google Home
$35.95 Save $193.05 RRP: $229.00
Pool door alarm for home security - 10 pack wireless window sensor
$79.00 Save $15.00 RRP: $94.00
Wifi Doorbell With Magnetic Triggered Sensor For Window And Door Security 8.20X4.20X1.60cm White 1Set
$24.95 Save $15.00 RRP: $39.95
4Pcs Tuya WiFi Smart Temperature Humidity Sensor Indoor Humidity Sensor APP Monitoring for Alexa Google Home Assistant Edition 1230
$37.95 Save $46.05 RRP: $84.00
Action Camera Gimbal Tripod with Selfie Stick and Phone Holder, Aluminium Alloy Black
$41.95 Save $22.05 RRP: $64.00
4 Pack Door Alarms for Home Security, Window Door Alarms, Window Alarm Sensors, Door Alarms for Kids Safety,DIY Protection Burglar Bell Alarm for Home
$14.95 Save $69.05 RRP: $84.00
4vwin Fake Tv Simulator With Ac Adaptor Anti-burglar And Theft Deterrent Home Security Timer And Sensor (5v British Standard Plug Type)
$33.95 Save $95.05 RRP: $129.00
TL-W5MC1 NPN NO 5mm Inductive Proximity Sensor Detection Switch 3-Wire DC 12-24V
$15.95 Save $18.00 RRP: $33.95
Magnetic Clothing Hard Tag Remove Security Detacher
$10.95 Save $8.00 RRP: $18.95
Magnetic Remover Clothing Hard Tag Remove/security Tag Detacher
$34.95 Save $29.05 RRP: $64.00
Passage Alarm, Shop Bell, Wireless Alarm System With Motion Detector
$44.95
Mengshen 2-pack magnetic door window alarms with 110dB alert for home security and DIY installation
$64.00 Save $15.00 RRP: $79.00
RC-33 NC Recessed Wired Security Window Door Contact Sensor Alarm Magnetic Recessed Switch White - (6 Sets)
$12.95 Save $3.00 RRP: $15.95
Anti-Theft Refrigerator And Freezer Alarm, Door Window Left Open, Reminders At 30 Seconds
$34.95 Save $3.00 RRP: $37.95
Door Window Alarms, Adjustable Volume, Chime/Alarm, Door Window Alarm Sensor for Home Security, Kid Edition
$64.00 Save $85.00 RRP: $149.00
Smart Wireless Sensing Doorbell Waterproof Doorbell Security Alarm Kit for Home Yard with 1 Alarm 2 Sensor 110?240V US
$39.95
90db Wireless Security Alarm Door Window Sensor Independent Magnetic Opening Sensor Enhanced Home Sa Edition 0718
$15.95 Save $30.00 RRP: $45.95
2025 Latest Model Automatic Leveling Sensor Kit Print Compensation Sensor Hot
$33.95 Save $12.00 RRP: $45.95
Tuya ZigBee Light Sensor Luminance Sensor Beam Sensor Real-Time Luminance Detection Smart Home Automation App Control
$17.95
SONOFF SNZB-02 ZigBee Temperature And Humidity Sensor Real Time Notification
$17.95 Save $25.00 RRP: $42.95
TUYA Zigbee Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor Smart Home 2M
$20.95 Save $13.00 RRP: $33.95
5 Pcs -38 Wired Door Window Sensor Magnetic Switch For Home Alarm System,When Sensor Together,Norma Edition 0112
$7.95 Save $25.00 RRP: $32.95
2026 4xSW-420 Vibration Tilt Sensor Alarm Module Motion Shake Shock for
$5.95 Save $5.00 RRP: $10.95
Magnetic Contact Sensor for Garage Door with L-Bracket Alarm
$27.95 Save $11.00 RRP: $38.95
Tuya Smart Wifi Alarm Door And Window Vibration Sensor Security Protection Alert Works With Alexa, Smart Life(black)--
$32.95 Save $6.00 RRP: $38.95
Door Anti Burglar Protection Kit 911770 Door Security Device Replacement For Peugeot Boxer
$33.95
Tuya Zigbee Door and Window Sensor for Smart Home Security with Alexa and Google Home in UK
$27.95 Save $21.00 RRP: $48.95