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$15 to $50 Security System Sensors

Shop the best prices on 3,490 great value $15 to $50 security system sensors. Shopping for security system sensors is easy with Fruugo, with SALE discounts, offers and savings on GreenZech, Ebox, Cdmjxsm and more. Buy security system sensors online safely with Fruugo, with secure payment and fast shipping to Canada.

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1 - 32 of 3,200
12V 3A Power Supply Adapter Universal Power Adapter Transformer for Monitor
$18.95 Save $6.00 RRP: $24.95
TUYA Zigbee Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor Smart Home 2M
$19.95 Save $9.00 RRP: $28.95
DC 12V 5A Power Adapter Power Supply Brick Switching Transformer for LED Light Strip 100240V
$25.95 Save $8.00 RRP: $33.95
TUYA Zigbee Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor Smart Home 2M
$20.95 Save $5.00 RRP: $25.95
Tuya Intelligent Pressure Sensor for ZigBee Detection 800mm
$49.95 Save $9.05 RRP: $59.00
10 Sets 433MHz Wireless Magnetic Door Window Sensors for Enhanced Home Security Compatible with Home Burglar Systems
$36.95 Save $17.05 RRP: $54.00
10m to 15m Automated Gate Safe Infrared Detector Sensor/ Swing /Sliding/Garage Gate / Door Safety Infrared Photocells
$31.95 Save $20.00 RRP: $51.95
Tuya Zigbee Solar Light Sensor IP65 Waterproof Outdoor Brightness Detector with Real Time Luminance Monitoring
$30.95 Save $20.00 RRP: $50.95
Tuya Zigbee Solar Sunlight and Rainwater Sensor 2 in 1 Rainfall Sunshine Weather Detection Sensor for Home Smart Life
$34.95 Save $16.00 RRP: $50.95
Tuya Zigbee Illuminance Sensor IP67 Waterproof Light Sensor Brightness Detection Real Time App Control Sensor
$17.95
2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Window Open Close Status DS3 Works with G2 TTLOCK App
$35.95 Save $38.05 RRP: $74.00
Tuya WiFi Vibration Sensor Door Window Glass Broken Detector Home Security Anti-Theft Smart Life APP Real-Time Alert B
$34.95
TUYA Smart Fingerbot Plus Zigbee Knop Pusher Smart Home Smart Life App Voice Control with App
$29.95 Save $14.00 RRP: $43.95
Indoor Temperature and Humidity Sensor with WiFi Connectivity for Home Monitoring
$33.95 Save $19.00 RRP: $52.95
Tuya Smart Zigbee Rain Sensor with Light Detector Solar Operated IPX6 Waterproof Rain Detector Remote Control unbrand
$28.95
1/4 Inch Ring Alarm Magnet Riser,10 Pack Mount to Any Doorway, Window, and Entryway,Ring Sensor/Magnet Not Included
$28.95
Wireless Outdoor Door Window Magnetic Alarm Sensor Waterproof Monitor Burglar Anti Theft Alarm Home Security
$28.95 Save $15.00 RRP: $43.95
2PCS Tuya Smart WiFi SOS Button Emergency Wireless Security Alarm Panic Device for Safety Smart Life Remote
$25.95
TUYA WIFI Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor 2.4G WiFi Smart Home 1M
$17.95 Save $8.00 RRP: $25.95
Voice-Controlled Magnetic Sensor with App Notification Alert for Enhanced Home Security - 130dB Loud Alarm & Long Battery Life (1 Pack)
$25.95
2pcs Automatic Infrared Beam Detector Ir Alarm Sensor Door Light Sensor Burglar Alarm System
$25.95 Save $25.00 RRP: $50.95
2025 1-10x Tuya Zigbee Mesh Smart Door Sensor Door Open / Closed Detectors Security Protection Smart Life APP Control Via Alexa Google Home
$32.95 Save $17.00 RRP: $49.95
TV Simulator with AC Adaptor Anti-Burglar and Theft Deterrent Home Security Timer and Sensor,EU Pl
$34.95 Save $14.00 RRP: $48.95
EAS Security Tag Remover Hook, Handheld Detacher Key for Clothing Retail Stores well
$32.95 Save $26.05 RRP: $59.00
Tuya Zigbee 2MQTT Multifunctional Pressure Sensor Flexible Thin Film Pressure Sensor Detection Strip Smart Linkage
$30.95
Smart Home Zigbee Solar Rain Sensor Wireless App Control Real-Time Rain Detection for Garden Automa
$37.95
Pack of 5 Recessed Wired Magnetic Door Window Sensors with Concealed Security Design for Alarm Systems
$34.95 Save $15.00 RRP: $49.95
Garage Door Sensor Wired Magnetic Contact Switch RustResistant Alloy for Security Systems
$20.95 Save $10.00 RRP: $30.95
1 Pair RC33 Recessed Magnetic Door Alarm Sensor DC 100V Contact Switch for Home Security
$32.95 Save $17.00 RRP: $49.95
2Pack Wired Recessed Magnetic Contact Sensors for Doors and Windows, Accurate Entry Detection
$20.95 Save $10.00 RRP: $30.95
Magnetic Door Window Sensor Wired Contact, Surface Mount NO/NC Reed Switch for Security Alarm
$22.95 Save $10.00 RRP: $32.95
5 Pairs MC38 Wired Door Window Magnetic Sensor Normally Closed Security Alarm Contact Switch for Home
$20.95 Save $10.00 RRP: $30.95