Captain automatic water tank level controllers provided by saloni electronics & controls are available in six different models. These water tank level controllers are based on ic technology for controlling operation of pump set automatically. The units operate on the principle of conductivity. Sensing of levels is by means of suitable stainless steel pumps. Significant feature: no manpower is required to operate as they are fully automatic. The water tank level controllers have longer life and no mechanical system is needed. They are also useful for non-conductive liquids life petrol/diesel for which magnetic sensors are used. All models can be used for single/dual tanks, single/dual levels control.