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Security System Sensors

Shop the best prices on 8,884 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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2,017 - 2,048 of 3,200
2025 Smart Window Alarm for WiFi Door Sensors - Wireless Door and Window Control Tool
From $25.95
Magnetic Sensor Magnetic Switch Sensor Window Door Alarm Security Detector Wired Contact Magnetic Wide Gap for Home Garage-YuJia
From $13.95
Infrared Beam Detector Burglar Ir Alarms Sensor Alarm System
From $28.95
2pcs Garage Door Bracket for Ring Alarm Contact Sensors 2nd Gen (Sensor Not Included), Garage Door S Edition 0704
From $23.95
Suitable for Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets)-jc
From $18.95
Automatic Door Safety Sensor Photoelectric Beam for Sliding & Swing Doors - Reliable Photocells
From $54.00
Touch Sensor Alarm, Vibration Door Alarm,120dB Touch Sensor Door Handle Alarm Anti-theft Vibration Window Burglar Alert Home Security
From $11.95
Wireless Window Door Sensor, Magnetic Contact Switch, AC220V 2500W, Ideal for Extractor Hoods and Home Security EU Plug
From $39.95
2025 Wireless Door/Window Entry Security Burglar Sensor Alarm for Smart Home
From $89.00
Door Window Alarm Noopel Home Sensor Burglar 120db Alarm With Batteries Included - Diy Easy To Install 26s
From $74.00
Water Leak Alarm, Water Leak Detector Flood Detector Water Alarm Wireless Water Detector With Alarm Water Leak Alarm
From $47.95
Wireless Touch Sensor Security Alarm Loud Door Knob Entry Alert Anti Theft
From $22.95
Window alarm riser for ring sensors, 1/4 inch magnet mount 5 pack
From $74.00
Infrared Beam Detector 2 Pack 20m Detection Waterproof for Door Window Burglar Alarm System
From $49.95
Door Magnetic Alarm, 108dB High Decibel 4-in-1 Mode, 2-Pack, Refrigerator Door and Window Security Alarm
From $23.95
w 2025 Latest Model Aqara Light Sensor T1 Zigbee 3.0 Brightness Sensor Smart Home
From $89.00
Sensor Elektroweb Mc-38 No w
From $19.95
Wireless Door Window Alarm with Immediate AudioVisual Alert, Battery Powered for Home Security
From $41.95
Magnetic Door Contact Sensor 5 Pack, Dual NO NC Wiring, MultiVoltage Security Alarm for Doors and Windows
From $59.00
Smart Vibration Sensor Compatible with Tuya App, Instant Motion Alerts, Smart Sensitivity Control
From $39.95
Mailbox Alarm Mail Chime Notification System-Mail Alarm 800 Ft Long Range Wireless Mailbox Alert with LED Light Flashing Edition C_f1
From $79.00
Magnetic Door Switch RC-33 NC Recessed Wired Security Window Door Sensor Alarm White- (10 Sets) Edition 1031
From $9.95
TV Simulator with AC Adaptor Anti-Burglar and Theft Deterrent Home Security Timer and Sensor,EU Pl
From $18.95
6-Pack Magnetic Sensor Alarms for Door and Window Security Entry Protection System
From $34.95
Home Security Wireless Remote Control Door Window Siren Magnetic Sensor Alarm Warning
From $29.95
Powerful Magnetic Golf Detacher for EAS Security Tag Removal Systems
From $64.00
Outdoor Wired Dual PIR Motion Sensor with Pet Immunity Technology for Security Perimeter Protection
From $84.00
100m Dual Beam Infrared Sensor Pair, Waterproof Outdoor Photoelectric Detector for Home Security
From $159.00
Touchless Exit Button with LED Indicator, 12V 3A Sensor Switch for Access Control System 86mmx86mm Panel
From $31.95
Magnetic Door Contact Sensor Stainless Steel Wired Security Alarm for Rolling Shutter Gates
From $47.95
120dB Wireless Door and Window Alarm Sensor, 3 Pack and 7 Pack, Loud Home Security Alert for Kids and Elderly
From $74.00
Motion Sensor for Home Security System with Smart Detection and Seamless Hub Integration
From $84.00