Hydrovar Pump Controller Hydrovar is an intelligent controller that matches pump performance to demand. The pump controller controls the speed of a standard IEC motor by converting the fixed voltage and frequency from the power supply line. The Hydrovar controller can be easily fitted to any pump system using the fast and easy ""clip and play"" mounting clamps. Features and Benefits Energy savings of up to 70% Automatic test starts Auto cyclic change of lead and lag pump units A memory for any inverter fault signals Operating hours run counter Two levels of password protection if required Stopping the pump if there is water failure Protection against dry running Product Application Information Fire fighting Food and beverage Geothermal Irrigation / Agricultural Domestic / Industrial water supply Municipal water supply HVAC Water displays / Fountains / Features Mining / Drainage / Dewatering