Solar Powered Smart Ultrasonic Water & Fuel Tank Level Sensor | Tuya WiFi
Monitor water or fuel tank levels without wiring or batteries. The ME201WS Solar Ultrasonic Tank Level Sensor delivers accurate, non-contact level measurement with solar power and real-time monitoring via the Tuya Smart Life app.
Solar Powered Ultrasonic Tank Level Sensor is a smart, wireless fluid level monitoring solution designed for water and non-hazardous fuel tanks in home automation and light commercial environments.
Using advanced ultrasonic sensing technology, the sensor measures liquid levels without contact, ensuring high reliability and minimal maintenance. With a measurement range of 0.1 m to 4.0 m and ±0.02 m accuracy, it provides precise level data suitable for most residential and small commercial tanks.
Powered by a high-capacity 3.6 V 3600 mAh solar battery, the device operates continuously without external power wiring, making it ideal for remote tanks, outdoor installations, and DIY plumbing projects.
Integrated with the Tuya Smart / Smart Life app, users can monitor tank levels remotely, receive alerts, and optionally control pumps as part of a smart home or automation system.
Key Features & Selling Points
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Solar powered – no mains wiring required
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Ultrasonic non-contact level measurement
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High accuracy ±0.02 m
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Wide operating temperature range (-20 °C to +70 °C)
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DIY-friendly installation
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Compatible with Tuya Smart / Smart Life app
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Remote monitoring on Android & iOS
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Optional pump control integration
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Suitable for water and non-hazardous fuel tanks
Typical Applications
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Residential water tanks
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Rainwater harvesting systems
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Fuel storage (non-hazardous)
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Agricultural tanks
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Smart home automation systems
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Remote or off-grid tank monitoring