AC variable frequency drives that are used to control small and medium-sized motors in applications such as manufacturing processes, HVAC and pumps; Bilge pumps; Centrifugal pumps; Direct current motors; Electric pumps; Electric pumps for swimming pool, aquarium; Electrical water pumps for swimming pools, spas, baths, and whirlpools; High-pressure pumps for washing appliances and installations; Multi-phase screw pumps; Permanent magnet motors; Pneumatic pumps; Pump control valves; Pumps as pa...