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Security System Sensors

Shop the best prices on 10,809 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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2,529 - 2,560 of 3,200
Glass Break Detectors, Window Alarm With 125 Db Alarm, Glass Vibration Sensor Alarm(2 Pcs) Banban
$34.95 Save $34.05 RRP: $69.00
Stainless Steel Float Switch for Tank Liquid Water Level Sensor Double Ball Float Switch for Tank Pool Flow Sensors
$33.95
Remote Sound And Light Wifi Door Window Sensor Door Magnetic Door Sensor Password Disarm Smart Door And Window Alarm Tuya
$64.00 Save $20.00 RRP: $84.00
Tuya WiFi Human Presence Sensor 24G 5V MMwave Radar with Siren Alarm Motion Detection Smart Life Home Automation DIY
$37.95 Save $12.00 RRP: $49.95
Professional Boat Engine Hood Door Alert System Suitable for Transportation and Logistics Monitoring Unauthorized Access Multicolor
$13.95 Save $1.00 RRP: $14.95
Smart Vibration Sensor for Tuya Zigbee, Home Security Automation with Real-Time Alerts & App Control
$16.95 Save $72.05 RRP: $89.00
Door Window Open Alarm, Wireless Remote Control Magnetic Sensor Chime Anti Theft Home Security DIY Protection
$22.95 Save $7.00 RRP: $29.95
Freezer Door Alarm When Left Open, Safety Window Alarm, 3/15/30/60 Seconds Adjustable Delay Wireless Fridge Alarm, 4-in-1 Door Sensor Chime Door Open
$25.95 Save $23.00 RRP: $48.95
LED Mailbox Alert System with 800 Ft Wireless Range and Notification Light
$51.95 Save $52.05 RRP: $104.00
Ultra-Thin Round Door and Window Vibration Sensor Alarm with 100 Decibel Siren and Adhesive Sticker for Home Security
$26.95 Save $32.05 RRP: $59.00
Tuya Zigbee Smart Vibration sensor Tilt detector Home security protection Smart Life App Realtime monitoring alarm 2025
$179.00 Save $170.00 RRP: $349.00
Freezer Door Alarm When Left Open,Fridge Door Alarm with Delay Upgrade 3/15/30/60 Seconds Security, Adjustable Delay Wireless Fridge Alarm Door Open C
$64.00 Save $65.00 RRP: $129.00
Tuya ZigBee Intelligent Light Detector Temperature & Humidity Sensor with LED Display Support APP Control Home Linkage Compatible with Alexa Home 2025
$59.00 Save $55.00 RRP: $114.00
2025 Wired NC Type Magnetic Alarm Door Window Contact Sensor Detector Reed Switch
$17.95 Save $17.00 RRP: $34.95
2025 Wireless Vibration Alarm 120dB Alarm Sound Safe Prevent Theft Door Window Alarm Sensor for Home
$14.95 Save $15.00 RRP: $29.95
2025 Magnetic Reed Switch Contact Sensor Alarm for Door & Window Security
$22.95 Save $22.00 RRP: $44.95
25-26 Tuya Zigbee Indoor Sensor - Real-Time Temperature & Humidity Tracker
$94.00 Save $95.00 RRP: $189.00
High Sensitive Wired Glass Break Sensor Glass Breakage Vibrator Wired Glass Break Shock Detector 25-26
$8.95 Save $9.00 RRP: $17.95
2025 Adjustable Garage Parking Sensor with LED Alarm, Battery-Powered Wall Mounted Aid
$84.00 Save $85.00 RRP: $169.00
Fake TV Simulator with AC Adaptor for Anti-burglar and Theft Deterrent Home Security - Timer and Sensor (5V British Standard Plug Type) Edition 1110
$29.95 Save $34.05 RRP: $64.00
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets) Edition 1031
$13.95 Save $26.00 RRP: $39.95
Magnetic Switch Alarm Sensor Overhead Garage Door Contacts L Bracket Edition 1031
$15.95 Save $26.00 RRP: $41.95
Garage Door Sensor Replacement Kit for G801CB-P/801CB/041-0136
$37.95 Save $41.05 RRP: $79.00
2025 For Door Window Alarms Adjustable Volume Door Window Alarm Sensor
$129.00 Save $130.00 RRP: $259.00
2025 Ewelink ZigBee Smart Window Door Sensor/Temperature Sensor/Human Motion
$45.95 Save $48.05 RRP: $94.00
Smart Wireless Waterproof Doorbell Alarm Kit 2 Sensors 110-240V US
$38.95 Save $20.05 RRP: $59.00
Magnetic Wireless Door And Window Open Detector Alarms Contact Sensors For Comprehensive Home Security Easy Installation
$49.95
Zigbee Wireless Smart Door & Window Sensor with Tuya Opener - Smart Alarm Detector for Home Security
$37.95
Garage Door Bracket for 2nd Gen Contact Sensors - Security Accessory (Sensor Not Included)
$32.95
Light Sensor DC 5V 12V USB Wire Night Auto-on Light Sensor Cable for Home Security and Lighting
$9.95
12/24v Photocell Sensor Beam For Sliding Gate Opener Infrared Safety Photo Cell
$24.95 Save $84.05 RRP: $109.00
Magnetic Clothing Security Tag Remover, Hard & Security Tag Detacher for Retail Stores OPMIUM
$27.95