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Shop the best prices on 11,344 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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1,825 - 1,856 of 3,200
Automatic Infrared Beam Detector IR Alarm Sensor 2pcs for Door Security Burglar Alarm System
$38.95
Infrared Beam Detector Burglar Ir Alarms Sensor Alarm System
$34.95 Save $34.05 RRP: $69.00
10pcs Surface Mount Wired NC Door Contact Sensor Alarm for Door Window Cabinets
$35.95
Remover Clothing Tag Remove/ Tag Detacher
$31.95
Wireless Door Open Sensor Chime 280m Range Door Alarm Window & Door Sensor Door Entry Chime Home Se Edition 1110
$31.95 Save $42.05 RRP: $74.00
Fake TV Simulator Anti-Burglar Device with AC Adaptor for Home Security
$20.95 Save $38.05 RRP: $59.00
Tuya ZigBee Smart Vibration Sensor Real Time Monitoring Door Window Detection Alarm Smart Security Protection Sensor
$14.95
Tuya Smart WiFi Door Sensor 80dB Sound Window Sensor Smart Life Arm Disarm Door Sensor APP Alert Alarm Door Sensor
$17.95
Wireless Sensor Dolphinbar(Wiimote to PC USB )Connect Asiv
$59.00 Save $90.00 RRP: $149.00
2025 Perimeter Trip Wire Alarm Device 12 Gauge Accessories with 22 Option Early Warning Security System for Outdoor Camping Applications
$69.00 Save $70.00 RRP: $139.00
2025 Infrared Beam Detector Burglar Ir Alarms Sensor Alarm System
$21.95 Save $21.00 RRP: $42.95
Anti theft and addiction alarm, door and window sensors, wireless alarm and security device
$44.95
Smart Door Magnetic Sensor Anti-Theft Alarm for Door and Window Smart Home Security Detection
$38.95 Save $20.05 RRP: $59.00
Air Quality Climate Sensor 5QJ907643 Designed for Better Airflows In Extreme Weather Real Time Monitoring Inside Vehicle
$41.95
TPMS Motorcycle with 2 External Sensors Smart Tyre Alarm Kit
$32.95 Save $26.05 RRP: $59.00
2pcs Garage Door Bracket for Ring Alarm Contact Sensors 2nd Gen
$23.95 Save $14.00 RRP: $37.95
120dB Wedge Shaped Door Stop Alarm Home Travel Security System Wireless Alert Burglar
$14.95 Save $9.00 RRP: $23.95
Wifi Temperature Sensor Tuya Thermometer Detector Digital Display Home Smart Life App Alert Freezer Water Alarm Eu Plug
$119.00 Save $70.00 RRP: $189.00
82ft Perimeter Alarm Trip Wire Weatherproof Early Warning Security System for Camping Barn Campground Survival Defense Tent
$52.95 Save $11.05 RRP: $64.00
Light Curtain Sensor Switch Safety Light Grating Security Device(8 Beams BEM0840-C-280NB)
$139.00 Save $40.00 RRP: $179.00
Wireless Vibration Alarm Detector Door Window Burglar Induction Alarm 433MHZ Home Security System
$31.95 Save $9.00 RRP: $40.95
Door Magnetic Contacts Switch Sensor Anti Theft Universal Strong Magnetic Door Magnetic Contact Swit
$30.95 Save $9.00 RRP: $39.95
Door Handle Alarm Safety Sensors With 120dB Siren Touch Vibration Detection Three Sensitivity Mode for Home Multicolor
$30.95
Upgraded Vibration Alarm Sensors With 125dB Loud Easy Installation Anti Tamper Battery Operated Security Device White
$31.95
10pcs Universal Sensor Wall Mount Bracket For Infrared Alarm Detectors Sensor Mount Bracket For Home Security Systems Wall Alarm Detector Mount For In
$16.95 Save $67.05 RRP: $84.00
Smart LED Indicator Alarm with 120dB Siren for Power Outage Alerts Requires 9V Battery
$17.95 Save $23.00 RRP: $40.95
Wireless Door and Window Sensor App Notification Enabled Wireless Door Detectors for Enhancing Home Safety Monitoring
$59.00
Vibration Detectors Alarm 125dB High Decibel Sound Easy Setups No Wiring Required Anti Theft Protections System White
$31.95
Improved Shock Activated Security Device Loud 125dB Warning Sound Quick Adhesive Installation Anti Tamper Alarm White
$32.95
10X Magnetic Sensor Home Door Window Entry Warning Alarm Switch
$17.95
Improved Shock Activated Security Device Loud 125dB Warning Sound Quick Adhesive Installation Anti Tamper Alarm White
$31.95
Wireless Door Window Alarm Sensor Anti Theft 108 DB Easy Installation Security Alarm for Home Cabinet
$25.95 Save $17.00 RRP: $42.95