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Security System Sensors

Shop the best prices on 6,040 great value security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on Elriven, Nedis, Smggv and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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2,881 - 2,912 of 3,200
2025 Aubess Tuya Zigbee Door And Window Magnetic Sensor Wireless Connection Smart Home
$149.00 Save $140.00 RRP: $289.00
2025 White Wireless Contact Sensor WiFi Smart Door Window Sensor Real Time Alarm for Home Security
$16.95 Save $17.00 RRP: $33.95
Light Curtain Sensor Switch Safety Light Grating Security Device(4 Beams BEM0440-C-120NB)
$69.00 Save $50.00 RRP: $119.00
Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door Window Sensor Transducer Smart Life Home(4PCS)
$29.95 Save $19.00 RRP: $48.95
1/4 Inch Ring Alarm Magnet Riser,10 Pack Mount to Any Doorway, Window, and Entryway,Ring Sensor/Magnet Not Included
$27.95 Save $19.00 RRP: $46.95
4X Zigbee Water Leak Detector for EWelink Zigbee Water Detector APP Remote Control Water Sensor for Kitchens Basements
$35.95 Save $23.05 RRP: $59.00
Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door Window Sensor Transducer Smart Life Home(6PCS)
$40.95 Save $28.05 RRP: $69.00
Freezer Door Alarm When Left Open, Safety Window Alarm, 3/15/30/60 Seconds Adjustable Delay Wireless Fridge Alarm, 4-in-1 Door Sensor Chime Door Open
$21.95 Save $11.00 RRP: $32.95
Trip Wire on Reusable Reel (3 Pack) - Early Warning Perimeter Defense for All Devices 85FT Line on Easy Wind Reel
$15.95 Save $10.00 RRP: $25.95
Triple Beam Alarm Photoelectric Infrared LED Detector Security System ABE-100
$94.00 Save $55.00 RRP: $149.00
Door Sensor Alarm 0 to 6.6yd Infrared Body Induction Remote Control 2W Speaker Motion Sensor Doorbell for Home Warehouse
$59.00 Save $35.00 RRP: $94.00
Window Alarm Sensor Durable ABS Adjustable Sensitivity Remote Battery Powered Glass Break Detector English Black
$17.95 Save $10.00 RRP: $27.95
Single Channel Inductive Loop Vehicle Detector for Parking Lot Access Control
$32.95 Save $20.00 RRP: $52.95
Freezer Door Alarm When Left Open, Safety Window Alarm, 3/15/30/60 Seconds Adjustable Delay Wireless Fridge Alarm, 4-in-1 Door Sensor Chime Door Open
$21.95 Save $11.00 RRP: $32.95
Wireless Door Window Alarm Sensor Anti Theft 108 DB Easy Installation Security Alarm for Home Cabinet
$19.95 Save $12.00 RRP: $31.95
Zigbee Temperature and Humidity Sensor Mini Temperature Humidity Detector with for App Control
$14.95 Save $2.00 RRP: $16.95
Sensor Wireless Connectivity User-Friendly App Smart Wifi Temperature and Humidity Sensor for Home
$10.95 Save $4.00 RRP: $14.95
Smart Welcome Doorbell with 120 Degree Viewing Angle and Motion Detection for Retail Establishments
$14.95 Save $3.00 RRP: $17.95
Tuya Zigbee Temperature Humidity Sensor Smart Life Remote Monitor for Smart Home Workwith Tuya Zigb
$22.95 Save $3.00 RRP: $25.95
4X 2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Windows Open Close Status Works with TTLOCK App Smart Locks
$54.00 Save $35.00 RRP: $89.00
Tuya Zigbee 3.0 Smart Contact Detectors Security Gate Door Window Sensor Transducer Smart Life Home(3PCS)
$22.95 Save $15.00 RRP: $37.95
ZigBee Temperature Sensor Alarm Digital Ambient Thermometer Tuya Smart Life App Remote Control Home Automation EU PLUG
$54.00 Save $10.00 RRP: $64.00
4Pcs Tuya WiFi Smart Temperature Humidity Sensor Indoor Humidity Sensor APP Monitoring for Home Ass
$39.95 Save $5.00 RRP: $44.95
2PCS Tuya Smart WiFi SOS Button Emergency Wireless Security Alarm Panic Device for Safety Smart Life Remote
$30.95 Save $8.00 RRP: $38.95
Freezer Door Alarm When Left Open, Safety Window Alarm, 3/15/30/60 Seconds Adjustable Delay Wireless Fridge Alarm, 4-in-1 Door Sensor Chime Door Open
$21.95 Save $11.00 RRP: $32.95
TUYA Zigbee Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor Smart Home 2M
$20.95 Save $5.00 RRP: $25.95
Tuya WiFi Smart Door Sensor Home Security Protection Smart Life APP Door Window Senso
$23.95 Save $4.00 RRP: $27.95
Tuya ZigBee 3.0 Window Door Gate Sensor Detector Controlled Via Smart Life App for Home Black
$20.95 Save $3.00 RRP: $23.95
Tuya WiFi Temperatures Humidity Sensor with External Probe Wireless Temperatures App Monitor for Fr
$22.95 Save $7.00 RRP: $29.95
Tuya ZigBee Door Window Sensor Wifi Smart Home Door Sensor Alarms Wireless Door Magnetic Alarms wit
$42.95 Save $5.00 RRP: $47.95
Tuya Smart WIFI Door Sensor Breaking in Protection Alarm Anti-Theft 90DB Window Open Detector Voice
$18.95 Save $3.00 RRP: $21.95
2Pcs Smart WiFi Vibration Sensor Alarm Wireless Vibration Detector Alert Real-Time Activity & Shock
$27.95 Save $3.00 RRP: $30.95