Description Float ball switch liquid water level sensor. Floating ball switch is a kind of liquid level control device with simple structure and convenient use. Float switch is a equipment used to sense the liquid level in the tank. Float switches can be used in pumps, indicators, alarms or other devices. Features - Color: Silver. - Material: Stainless steel. - Size: 12.00 x 2.50 x 1.00cm/ 4.72 x 0.98 x 0.39 inch. - Working voltage: 110/220V. - Working current: 1000A. - Working temperature: 110. - It does not have a complex circuit, will not be disturbed, as long as the material selection, liquid, pressure or temperture can be used in any environment. - This float switch is a device used to sense the level of liquid within a tank. - The switch may activate a pump, an indicator,an alarm, or other device, but need to be used with relay. - The float level switch is widely used in electronic, electrical, chemical, water treatment, drainage and other walks of life level control and alarm. - The versatility of this vertically monted sensor means that it can be installed either at the tops or base of your tank, depending on whether you wish to detect the water's rise or fall.Package list: 1 x sensor