EMHEATER Solar Drives for Water Pumps (Single or 3-Phase Input and Single or 3-Phase Output) include three models (SP1S, SP1 and SP3).

These Solar Drives are VSDs modified specifically for water pumps.

VSDs are also called Variable Frequency Drives (VFDs), Adjustable Speed Drives, Adjustable Frequency Drives, AC Drives, Microdrives or Inverters.