Auro controls pvt ltd. Manufactures unit for level controlling devices and electrical & electronic components for domestic and industrial applications. Cynergy3 components ltd. Offers an assortment of liquid level sensors. Being a part of that rsf90 series float switches are of smaller diameter. They are used with restricted access or space within the container. The switch can be mounted internally, using 1/8" npt or m12 thread versions, or can be mounted externally, using a compressible gasket and requiring no access to the inside of the container. The expanded foam polypropylene float, with a fully encapsulated magnet, provides an unsinkable float, with high corrosion resistance, and prevents contamination of the liquid being measured. The switch action can be reversed by removing the float, which is held in place by a clip, inverting it and replacing it on the stem. The switches can be supplied with other lengths and types of connection wires.