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Security System Sensors

Shop the best prices on 8,747 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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65 - 96 of 3,200
Wireless home alarm, WiFi door and window sensors, work with Smart Life
From $35.95
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets)
From $14.95
Rain Snow Sensor, Switch Type 485 Rain and Snow Transmitter Detection Sensor
From $36.95
Wireless Door Sensor Alarm, Door Window Entry Alert Security Magnetic SensorHome Security
From $69.00
Zinc Alloy Housing Magnetic Reed Switch, Security Wired Rolling Door Contact Alarm System for Garage Shop, Normally Closed or Open Configuration
From $17.95
2026 Suitable Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds, 4 In 1 Door Sensor
From $32.95
Wireless Door Window Freezer Door Alarm 3/15/30/60 Seconds Adjustable Delay Wireless Door Open Sensor for Kids Home Store Security
From $38.95
Glass Break Detectors, Window Alarm With 125 Db Alarm, Glass Vibration Sensor Alarm(2 Pcs) Banban
From $38.95
TV Simulator with AC Adaptor Anti-Burglar and Theft Deterrent Home Security Timer and Sensor,EU Pl Walkbee
From $16.95
2Pcs Tuya Smart Temperature Humidity Sensor Indoor Humidity Sensor APP Monitoring for Alexa Google Home Assistant_qt5
From $21.95
Freezer Door Alarm When Left Open 2Pcs Safety Window Alarm 3153060 Seconds Adjustable Delay Wireless Fridge 4-In-1 Sensor Chime Open Loud 108dB Ref
From $64.00
Home Security Wireless Alarm | Driveway, Garden & Shed Sensor Plugin Chime Kit With Loud Audio Notification & Visual LED Notification
From $79.00
Window Alarm Sensors, Door Alarms for Home Security Loud, 120DB Pool Window and Door Alarms for Kids Safety (10 Pack)
From $99.00
Door Window Alarm, 90DB Door Alarms compatible with Kids Safety, Door Window Burglar Alarm-Window Pool Alarms compatible with Home Security (2 Pack)
From $36.95
Ring Alarm Magnet Spacer Riser 10 Pack Compatible with Ring Alarm System
From $54.00
120dB Ultra-Slim Vibration Alarm Sensor for Home Security, Window, Door, Bike
From $19.95
10pcs Surface Mount Wired NC Door Contact Sensor Alarm for Door Window Cabinets
From $16.95
12/24v Photocell Sensor Beam compatible with Sliding Gate Opener Infrared Safety Photo Cell
From $49.95
Wireds Door Sensor Magnetic Switches Home Anti-theft Alarm Home Door Window Entry Warning Switches Dustproof Waterproof
From $30.95
10pcs Magnetic Reed Switch Door Window Security Alarm System Normally NC NO Contact Switches compatible withEnhanced Home Safety B
From $31.95
Automated Gate Safe Infrared Detector Sensor compatible with Swing Sliding Garage Gate Door Safety Infrared Beam Sensor Photocells
From $39.95
Surface Mount Wired Normally Closed Door Contact Sensor for Door Window Cabinets (10pcs)
From $21.95
Window Alarm Door Alarm Self Adhesive Alarm Window With Wireless Magnetic Sensor Siren 1 Alarm Sounds With 1 Remote Controls For Home Security Burglar
From $64.00
Door Sensor 12V Waterproof Single Beam IR Outdoor Motion Detector for Gates and Home Security
From $33.95
2025 Wireless Door Stop Alarm Stainless Steel Sensitivity Level Sensor Wedge-shaped Portable Home Travel Security JSKEE
From $25.95
2pcs Automatic Infrared Beam Detector Ir Alarm Sensor Door Light Sensor Burglar Alarm System S202412
From $31.95
2025 Wifi Smart Door Window Sensor Alarm Detector Security Alexa Google
From $11.95
Wireless Door Opening Contact Sensor Alarm Buzzer, Three-On-Two Doorbell Alarm for Home Security
From $36.95
26-27 2 Sets Magnetic Door Wired NC NO Normally Open Closed Door Contact Switch for Home Security 100V DC
From $14.95
Wi-fi Wireless Door/window Sensor No Gateway Required Support To Check History Record On App,3pcs
From $69.00
Magnetic Remover Clothing Hard Tag Remove/security Tag Detacher
From $59.00
Infrared Beam Detector 2Pcs Automatic Door Security Alarm Sensor 26-27
From $59.00