Marine and RV Tank Monitor

Fuel tank monitor, holding tank monitor, drinking water monitor, and more — all in one unit

Safe and convenient, with simple installation and operation

Suitable for boats, RVs, and trucks

• Monitors the level (in inches of liquid, ±1") of up to eight tanks from one central location
• Ideal for fuel, potable water, and waste water tanks - no cross contamination
• Entirely self contained - takes only 4" x 6" panel space
• Simple pneumatic operation, with no electrical connections and no risk of sparks
• Corrosion resistant for use in any boating environment
• Closed system - no fumes or odors

How it works

Once a tank is selected by pressing the appropriate push-button valve, a very small hand pump - mounted on the control panel - pumps air through a dip tube into the tank. The back pressure developed by the liquid level is read on a sensitive gauge.