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Security System Sensors

Shop the best prices on 11,314 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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1,697 - 1,728 of 3,200
Tuya Zigbee Smart Door Sensor Door Open Closed Detectors Security Protection
$24.95 Save $22.00 RRP: $46.95
Aubess Tuya Zigbee Door And Window Magnetic Sensor Wireless Connection Smart Home
$179.00 Save $150.00 RRP: $329.00
Tuya Zigbee Intelligent Door And Window Sensor Smart Home Wireless Door Open Closed
$84.00 Save $85.00 RRP: $169.00
SQ909 Multi Function Anti Spy Anti Candid Detector Wireless Signal Wideband Vibration Alarm
$109.00 Save $130.00 RRP: $239.00
Door Window Open Alarm, Wireless Remote Control Magnetic Sensor Chime Anti Theft Home Security DIY P
$18.95 Save $15.00 RRP: $33.95
Touch Sensor Door Handle Alarm Anti Theft Vibration Window Burglar Alert Home Security Door Alarm An
$21.95 Save $17.00 RRP: $38.95
10pcs Magnetic Reed Switch Door Window Security Alarm System Normally NC NO Contact Switches for Enhanced Home Safety-jjk
$42.95 Save $11.05 RRP: $54.00
Fingerbot Plus Smart Button Pushers and Accessory Kit with Tool Packs
$64.00 Save $35.00 RRP: $99.00
R558S Capacitive Fingerprint Module for Access Control Security System
$16.95 Save $18.00 RRP: $34.95
For 1pcs Dual Mode Navigation Wall Barrier For 600s Series
$48.95 Save $55.05 RRP: $104.00
2025 Latest Model Aqara Light Sensor T1 Zigbee 3.0 Brightness Sensor Smart Home
$89.00 Save $90.00 RRP: $179.00
2025 Tuya Wifi Door Magnetic Smart Window Sensor Door Door Detector Smart Home Alarm System for Alexa Go
$30.95 Save $4.00 RRP: $34.95
2025 Door Opening Sensor Wireless Time Delay Door Alarm Door Sensor Door And Window Security Alarm Home
$39.95 Save $5.00 RRP: $44.95
White Wired Security Door and Window Sensor Alarm with Magnetic Switch (10 Sets)
$21.95 Save $13.00 RRP: $34.95
UTP 4 Channel Passive Video Balun Transceiver
$15.95 Save $11.00 RRP: $26.95
10 Sets 433MHz Wireless Magnetic Door Window Sensors for Enhanced Home Security Compatible with Home Burglar Systems-yt
$64.00 Save $20.00 RRP: $84.00
Door Open Detection Alarm Door & Window Sensor Simple Use Door Sensor Plastic Door Sensor Protect Home Improvement
$36.95
ZigBee Wireless Door & Window Sensor MCCGQ11LM, White, 42x22x11mm
$27.95 Save $14.00 RRP: $41.95
Light Curtain Sensor Switch Safety Light Grating Security Device(6 Beams BEM0640-C-200NB)
$109.00 Save $30.00 RRP: $139.00
Smart WiFi Door Sensor Wireless Window Alarm with 130dB Siren and RealTime Phone Alerts
$31.95 Save $13.00 RRP: $44.95
Door And Window Alarm, Wireless Door And Window Detectors With Remote Control And Batteries, Anti-intrusion Anti-theft Magnetic Sensor For Home And Ki
$23.95 Save $24.00 RRP: $47.95
Tuya WiFi Smart Door Magnetic Sensor App Control USB Wireless Door & Window Sensor Door Magnetic Alarm Detector
$18.95 Save $5.00 RRP: $23.95
3X Tuya Wifi Door Sensor Window Entry Sensor Security Burglar Magnetic Sensor Alarm Smart Life for APP Remote Control
$29.95 Save $15.00 RRP: $44.95
10-Pack Wireless Door and Window Alarm Sensors for Home Security and Pool Area Protection
$54.00 Save $45.00 RRP: $99.00
Lockout Tagout Locks Kit with Safety Padlocks Hasps Circuit Breaker Lockouts Loto Tags Carry Bag for Industrial Chemical
$79.00 Save $20.00 RRP: $99.00
32A 5Pin Industrial Socket 3 Phase IP44 Waterproof Insulated Wall Mount 380415V 3P+N+E
$27.95 Save $8.00 RRP: $35.95
Electrical Lockout Tagout Kit with Circuit Breaker Lock Hasps Loto Tags Safety Padlocks Keys for Industrial Chemical
$84.00 Save $25.00 RRP: $109.00
RJ11 Telephone Fax Surge Protector Lighting Thunder Arrester Protection Device 110V
$18.95 Save $11.00 RRP: $29.95
Wireless Infrared Gate Beam Sensor Anti Theft Alarm IP55 Waterproof for Station Automatic Door
$36.95 Save $22.05 RRP: $59.00
Power Off Detector Sensor Large Volume Wired Alarm System
$16.95 Save $10.00 RRP: $26.95
Door Magnetic Contacts Switch Sensor Anti Theft Universal Strong Magnetic Door Magnetic Contact Switch for Door
$24.95 Save $15.00 RRP: $39.95
20 PCS BNC Female Connectors Chassis Panel Mount Monitor Accessories
$19.95 Save $5.00 RRP: $24.95