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Shop the best prices on 10,760 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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2,625 - 2,656 of 3,200
Adhesive Patches for Libre Libre Sensor Covers Waterproof & Sweatproof & Durable 50-piece/set Skin-Friendly for Sensor Blue
$37.95
PIR Motion Detector for Home Security WiFi Smart Sensor with Free Notification Alert
$40.95 Save $43.05 RRP: $84.00
2pack Freezer Door Alarm,3/15/30/60 Seconds Wireless Fridge Alarm,4 In 1 Door Sensor Doorbell Door Open Alarm Loud108db
$26.95 Save $5.00 RRP: $31.95
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
$29.95 Save $34.05 RRP: $64.00
Burglar Alarm for Doors and Window 120dB High Decibel Salarm Sensor
$12.95 Save $1.00 RRP: $13.95
Zigbee PIR Infrared+24GHZ mm Wave Module+Light Sensor
$31.95 Save $2.00 RRP: $33.95
Garage Door Bracket for Ring Alarms Contact Sensors(2nd Gen)
$12.95 Save $1.00 RRP: $13.95
Magnetic Door Switch RC-33 NC Recessed Wired Sensor Alarm (10 Sets)
$28.95 Save $1.00 RRP: $29.95
Magnetic Switch Alarm Sensor Overhead Garage Door Contacts L Bracket
$18.95 Save $1.00 RRP: $19.95
Infrared Wireless GSM Alarm Anti-Theft Motion Detector with EU Plug
$99.00 Save $5.00 RRP: $104.00
Tuya Smart Home WiFi Temperature & Humidity Sensor
$33.95 Save $2.00 RRP: $35.95
25-26 Glass Break Detector High Sensitivity Sdjustable Window Alarm Glass Break Sensor for Home Security
$10.95 Save $10.00 RRP: $20.95
25-26 AUBESS Tuya Smart ZigBee 3.0 Smart Temperature And Humidity Sensor Monitoring
$84.00 Save $85.00 RRP: $169.00
25-26 Fridge Alarm with Open Door Alert Adjustable Voice Warnings for Home Business
$18.95 Save $19.00 RRP: $37.95
25-26 Wireless Door Alarm Window Opener Alarm Home Security Sensor Pool Alarm Child Security Anti-Theft (2 Pack)
$84.00 Save $85.00 RRP: $169.00
25-26 Smart WiFi Door And Window Alarm Sensor, Realtime Smart Door Sensor Sound Alarm, Pool Alarm For Kids Safety, Detector Security Alarm
$17.95 Save $17.00 RRP: $34.95
25-26 Waterproof 12V Infrared Photocell Sensor Automatic Gate Barrier Opener
$24.95 Save $24.00 RRP: $48.95
25-26 TUYA Zigbee 3.0 Window Door Sensor for Smart Hub App
$10.95 Save $10.00 RRP: $20.95
25-26 2pcs Automatic Infrared Beam Detector Ir Alarm Sensor Door Light Sensor Burglar Alarm System S202412
$30.95 Save $33.05 RRP: $64.00
25-26 2025 Latest Model Aqara Light Sensor T1 Zigbee 3.0 Brightness Sensor Smart Home
$79.00 Save $80.00 RRP: $159.00
Door Window Alarm Noopel Home Sensor Burglar 120db Alarm With Batteries Included - Diy Easy To Install 26s
$79.00 Save $80.00 RRP: $159.00
Tuya Zigbee Smart Vibration Sensor Intelligent Detection Alarm Home Security
$39.95 Save $8.00 RRP: $47.95
4PCS Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door
$39.95 Save $19.05 RRP: $59.00
1 Pair Beam Photoelectric Infrared Detector Alarm Barrier Sensor Gate Door Windo
$29.95 Save $15.00 RRP: $44.95
2pcs Garage Door Bracket for Ring Alarm Contact Sensors 2nd Gen (Sensor Not Included), Garage Door S
$41.95
USB Charge Bicycle Vibration Alarm Anti Lost Security Sensor
$17.95
Aubess Tuya Smart Wifi Door Sensor Smart Door Open/closed Detectors Wifi Window Sensor Smartlife
$33.95
Magnetic Remover Clothing Hard Tag Remove/security Tag Detacher
$39.95 Save $10.00 RRP: $49.95
Infrared Beam Sensor Intrusion Alarm Outdoor Long Distance Infrared Detector AC1218V DC1224V 60m/196.9ft
$59.00
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
Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds Wireless Fridge Alarm, 4 In 1 Door Sensor Doorbell Door Open Alarm Loud108db
$18.95 Save $15.00 RRP: $33.95
SF15 600 Flexible Thin Film Pressure Sensors for Consistent Performances In Sleep Analysis Intelligent Home Automation Multicolor
$54.00