Active Controls offers Bypass Tube based Magnetic Level Gauge. Active Controls supplies various types of instruments to monitor liquids with major application in water supply, wastewater and oils like Diesel, Furnace oil, Edible and cosmetics etc. Bypass Tube based Magnetic Level Gauge is suited for house owners, builders, municipalities, hotels and institutions, industries for process liquid control, Oil systems. Bypass Tube based Magnetic Level Gauge is suited for controlling pumps/ valves/ operating alarm etc. This Magnetic Level Gauge is based on a bypass tube which has a float that moves with the level of liquid in tank. The display is by means of bi-colored rollers which are actuated by a powerful magnet in the float.