Moray ME201W white wireless ultrasonic fluid level sensor for water and oil tanks with antenna and power cable

Wireless Tank Level Sensor & Alarm with Tuya App for Water and Oil, Offering ±2cm Accuracy Across a 4m Range for Home Automation Systems

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£75.98

Wireless Tank Level Sensor & Alarm with Tuya App for Water and Oil, Offering ±2cm Accuracy Across a 4m Range for Home Automation Systems

£75.98

Moray ME201W Wireless Tank Level Sensor: Remote Monitoring with ±2cm Accuracy for Home Automation

Forget manual dipsticks or guesswork with your water butt, heating oil tank, or other liquid storage. The Moray ME201W Wireless Fluid Level Monitor provides a modern solution, delivering precise, real-time data directly to your smartphone. Using ultrasonic technology with a ±0.02m (2cm) accuracy across a 0.1m to 4.0m range, it ensures you always know exactly how much is left, helping to prevent run-outs or overflows. Its integration with the popular Tuya SmartLife app over standard 2.4GHz WiFi makes remote monitoring straightforward, whether you're in the garden shed or away from home.

Precision Engineering and Reliable Performance

This sensor is built to deliver accurate, consistent readings in the demanding environments where tanks are typically located, from chilly garages to sunny outdoor installations.

High-Accuracy Ultrasonic Measurement Design

The core of the ME201W is its ultrasonic sensor, capable of measuring fluid levels from as little as 10cm up to a depth of 4 metres. The critical specification is its accuracy of ±0.02m, which translates to a variance of just 2 centimetres. This precision is achieved through advanced signal processing, allowing for reliable differentiation between the actual liquid surface and foam or debris, ensuring you get a true reading of usable volume.

Wide Operational Temperature Technical Specs

Performance isn't limited by the weather. The device is rated to operate from -20°C to 70°C. This means it will function reliably in a freezing cold outbuilding during a British winter and continue to operate without fault in the heat of a summer shed, providing year-round peace of mind without seasonal downtime or the need for insulated housing.

Robust Polycarbonate Construction Quality

The electronic components are housed in a casing made from PC (Polycarbonate). This engineering thermoplastic is selected for its high impact strength—it's the same material used in safety glasses and riot shields—and its resistance to UV light and a wide range of temperatures. This construction ensures the sensor can withstand accidental knocks, exposure to sunlight, and temperature cycling without cracking or degrading, contributing to a long service life.

Practical Applications for Home and Small Business

This monitor moves tank management from a manual chore to an automated, data-driven task, applicable in numerous everyday and professional scenarios.

Professional Use for Facility Management

For caretakers, landlords, or small business owners managing multiple properties, this system eliminates site visits just to check tank levels. A facility manager can monitor rainwater harvesting tanks, LPG propane levels, or irrigation water reserves across several locations from a single dashboard on the Tuya app. The ability to set custom alarms for low levels means a heating oil delivery can be scheduled proactively before a system runs dry, avoiding costly emergency call-outs and potential pipe freezing.

Everyday Use for Homeowners

For the homeowner, it brings a tangible sense of control and convenience. The smooth, responsive interface of the Tuya SmartLife app provides a clear graphical display of your tank's status. You can check your garden water butt's level on a rainy day from the comfort of your kitchen, feeling reassured you'll have enough for watering during a dry spell. The immediate alert for a rapidly dropping level could also help detect a leak in a header tank, allowing for swift action to prevent water damage.

Versatility Across Different Fluids and Setups

While designed for water and oil, its non-contact ultrasonic principle makes it versatile for monitoring other non-foaming liquids in compatible tanks. The support for custom OEM and software reengineering means it can be adapted for more specialised systems, such as monitoring fluid levels in a hobbyist's aquaponics setup or as part of a custom smart home build using platforms like Home Assistant, going beyond simple off-the-shelf functionality.

Tangible Benefits and Smart Investment

Investing in automated monitoring shifts tank management from reactive to proactive, delivering clear advantages in time, cost, and reliability.

Long-Term Value and Cost-Benefit

The initial cost is offset by preventing expensive emergencies. Avoiding a run-dry situation in an oil-fired heating system can prevent damage to pumps and burners, while preventing a water tank overflow mitigates potential property damage. The device's robust build and use of standard 5V power mean minimal ongoing maintenance costs, and its compatibility with common apps avoids expensive proprietary software subscriptions.

User Satisfaction and Operational Confidence

The primary user benefit is the confidence derived from having precise, accessible data. The peace of mind comes directly from the technical specifications: knowing the sensor's ±2cm accuracy means you can trust the reading, and the wide -20°C to 70°C operating range assures you it will work when you need it most. This transforms tank checking from an uncertain task into a reliable, digital metric you can act upon.

Making the Decision to Upgrade

If you're tired of manual checks, worrying about levels while on holiday, or dealing with the aftermath of a spill or run-out, this wireless monitor provides a measurable upgrade. It delivers specific, actionable data (±0.02m accuracy) to a device you always carry (your smartphone), operates reliably in UK weather conditions (-20°C to 70°C), and integrates into modern smart home ecosystems via Tuya. It replaces estimation with exact measurement.