TankMate R3 Tank Level Sensor (WiFi) provides accurate and affordable tank level monitoring.
- Fully sealed sensor unit utilises a non-contact radar sensor to measure tank levels with millimetre accuracy, ensuring years of trouble-free operation.
- Housed in a robust polycarbonate enclosure with an IP68 weatherproof rating to withstand the elements.
- Powered by 3x AA Energiser Ultimate Lithium batteries, the sensor requires no external power and provides intelligent battery monitoring via the mobile app.
- Compatible with a wide range of tank types and shapes.
- Easy installation requires a 30mm hole to be drilled in the tank lid or roof (at least 100mm above the water height).
- A single sensor can be used to monitor multiple tanks that are connected and have a common level.
- Access your tank data online with the TankMate app for mobile (iOS & Android).
Optional in-app Premium features include phone notifications, detailed usage statistics, and multiple sensor monitoring (a 12-month free trial period is included with the first purchase). See the app page for pricing.
Note: WiFi connected product - ensure your tank has network coverage. iOS or Android mobile app required for initial set up.

Our easy to use apps to help you to manage your tank supply.
No subscription required! Your basic tank data is always free to view through the TankMate mobile app.
Optional Premium app content available for mobile - see here for details.
Monitor multiple sensors from a single login. Track your daily consumption, see usage trends and set custom notifications.

smart tank monitoring
WiFi Connectivity
TankMate WiFi sensors connect to your existing home network. Monitor your tank level data from anywhere in the world.