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Security System Sensors

Shop the best prices on 8,881 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Gze, Hsmy and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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769 - 800 of 3,200
Self-Adhesive Wireless Magnetic Sensor Burglar Door Window Entry Alarm 90 Db 2025
From $89.00
Single Premium Automotive Fuel Level Sensor with Alarm and NTC Thermistor for Accurate Monitoring
From $40.95
Automatic Door Safety Sensor with Photoelectric Beam for Sliding and Swing Gates
From $48.95
5 Sets MC-38 Wired Door Window Sensor Magnetic Switch Home Alarm System Detector White
From $28.95
Door Magnetic Switches Normally Closed or Normally Open Magnetic Switches For Burglar Alarm Systems for Home Multicolor
From $25.95
Wireless Door Open Detector Security Alarms For Door Window Magnetic Sensors Real Time Security Alerts Easy Installation Multicolor
From $49.95
12V Wired Dual PIR Motion Sensor Infrared Detector Warning Alarm Relay Home Security System
From $16.95
25-26 Glass Break Detector High Sensitivity Sdjustable Window Alarm Glass Break Sensor for Home Security
From $35.95
Glass Break Detectors, Window Alarm With 125 Db Alarm, Glass Vibration Sensor Alarm(2 Pcs) Banban
From $32.95
Easy Installation Wireless Magnetic Alarm Sensors For Door And Window With Adjustable Sensitivity And Volumes Control Multicolor
From $59.00
5pcs Door Security Contact Sensor with Door Chime Reliable Door Open Bell Supply
From $32.95
Brand new 3 in 1 Bedwetting Alarm with a sensor cable suitable for nocturnal enuresis
From $41.95
Anti-Thief Wireless Door Alarm Abnormal Door Opening Immediate Alarm
From $11.95
ZigBee NEO 90DB Sound and Light Sensor Alarm Tuya Compatible
From $54.00
Door Opening Sensor Wireless Time Delay Door Alarm Door Sensor Door and Window Security Alarm Home S
From $16.95
Magnetic Door Window Sensor with Easy Tape Installation for Alarm System and Home Factory Security
From $19.95
Garage Door Magnetic Curtain Door Sensor with 5m Wired Magnetic Detector for Garage Door Opener Accessories
From $36.95
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
From $59.00
Rechargeable Wireless Bedwetting Alarm with Receiver & Urine Sensor compatible with Kids/Adults
From $89.00
2X Door Opening Sensor Wireless Time Delay Door Alarm Door Sensor Door and Window Security Alarm Home Security
From $25.95
Wired-Door Sensor Magnetic Switches Home Antitheft Alarm Home Door Window Entry Warning Switches Dustproof Waterproof
From $20.95
Automatic Infrared Beam Detector for Door Alarm System
From $31.95
Stainless Steel Float Switch for Tank Liquid Water Level Sensor Double Ball Float Switch for Tank Pool Flow Sensors
From $27.95
25-26 Pair of infrared photocells for wall-mounted automatic gate Outdoor sensor 24 V, black, 100*40*35mm
From $42.95
25-26 2 Pairs Magnetic Door Switch Normally Closed Recessed Window Gate Contacting Sensor for Home Security Alarm System AC220V Black
From $24.95
24pcs Door And Window Alarm Electronic Alarm Window Alarm Sensor Anti-burglary Window Security Alar
From $35.95
Magnetic Switch Alarm Sensor Overhead Garage Door Contacts L Bracket SZRH G
From $14.95
Zigbee Vibration Sensor For Door And Window Security, Low Power, Notifications, Model ZG103ZL
From $37.95
Sectyme Tuya Smart WiFi Window Door Alarm Vibration Sensor 130dB Glass Break Vibration Burglar Sensor Home Safety Alarm Detector
From $49.95
125db Wireless Door Stop Alarm Stainless Steel 3 Sensitivity Level Sensor Wedge-shaped Portable Home Travel Security
From $32.95
Wireless door alarm for home security, 10 pack window magnetic sensor alarm
From $41.95
Magnetic Door Window Contact Sensor No/nc Magnetic Switch Easy To Install
From $19.95