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$15 to $50 Security System Sensors

Shop the best prices on 3,063 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, Sz-fr5a-i500858626 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 3,063
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
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
$27.95
Wireless Outdoor Door Window Magnetic Alarm Sensor Waterproof Monitor Burglar Anti Theft Alarm Home Security
$28.95 Save $15.00 RRP: $43.95
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
2PCS Tuya Smart WiFi SOS Button Emergency Wireless Security Alarm Panic Device for Safety Smart Life Remote
$25.95
DC 12V 5A Power Adapter Power Supply Brick Switching Transformer for LED Light Strip 100240V
$25.95 Save $8.00 RRP: $33.95
10 Sets 433MHz Wireless Magnetic Door Window Sensors for Enhanced Home Security Compatible with Home Burglar Systems
$36.95 Save $16.00 RRP: $52.95
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
Tuya Zigbee Solar Light Sensor IP65 Waterproof Outdoor Brightness Detector with Real Time Luminance Monitoring
$30.95 Save $19.00 RRP: $49.95
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
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
Pack Freezer Door Alarm, Window Security Alarm, 3/15/30/60 Seconds Wireless Fridge Alarm, 4 In 1 Door Sensor Doorbell Door Open Alarm Loud108db
$32.95
Masteelf 1 Set Door Open Sensor Magnetic Security Sensor Window Alarm for Elderly Safety
$18.95 Save $12.00 RRP: $30.95
Rearview Mirror Car Recorder Bracket Shape Universal Design For Taxis High-definition Real-time Monitoring 1Set
$28.95 Save $22.00 RRP: $50.95
Power Failure Alarm with 120dB Siren and LED Indicator for Home Office Safety (Needs 9V Battery)
$22.95 Save $11.00 RRP: $33.95
Tuya Smart Zigbee Rain Sensor with Light Detector Solar Operated IPX6 Waterproof Rain Detector Remote Control unbrand
$34.95 Save $24.05 RRP: $59.00
TUYA WIFI Temperature Sensor APP Remote Monitor Tuya Waterproof Temperature Sensor 2.4G WiFi Smart H
$19.95 Save $9.00 RRP: $28.95
Smart Light Sensor with Thread Technology for Indoor Lighting Control and Energy Saving
$41.95 Save $22.05 RRP: $64.00
Smart Door Sensor 2 Pack, Wireless Door Alarm with App Alerts, Alexa Google Compatible for Home Security
$49.95 Save $29.05 RRP: $79.00
2.4GHz Wireless TTLOCK Door Sensor Door Contact Detection Window Open Close Status DS3 Works with G2
$25.95 Save $16.00 RRP: $41.95
调用 AI 接口失败: Connection error. Ref: 8793
$22.95 Save $11.00 RRP: $33.95
Infrared/IR Beam Detector Sensor for Perimeter Protection Outdoor Security System
$21.95 Save $6.00 RRP: $27.95
Home Window Door Burglar Security Alarm System Magnetic Sensor
$18.95 Save $5.00 RRP: $23.95
Door Magnetic Contacts Switch Sensor Anti Theft Universal Strong Magnetic Door Magnetic Contact Swit
$25.95 Save $8.00 RRP: $33.95
10pcs Magnetic Switch Door Window Security Alarm System Normally NC NO Contact Switches for Enhanced A
$22.95 Save $7.00 RRP: $29.95
Tuya WiFi Smart Door Magnetic Sensor App Control USB Wireless Door & Window Sensor Door Magnetic Alarm Detector
$17.95 Save $6.00 RRP: $23.95
Zigbee Smart Vibration Sensor,Real Time Monitoring,Door Window Vibration Detection Siren for Home,App Remote Control
$20.95 Save $7.00 RRP: $27.95