The CFW300 variable speed drive from WEG is a high-performance VSD for three-phase induction motors, ideal for applications on machines or equipment that require precise control and easy operation. The CFW300 is a flexible solution of excellent cost effectiveness.


  • Simple applications - low power ratings and either single or three-phase. No filter.
  • Compact size.
  • Contractor-style electrical installation.
  • Selectable WEG vector control (VVW) or scalar control (V/F).
  • Built-in operating interface (HMI).
  • Rated output current from 1.6 to 15.2 A (0.25 HP / 0.18 kW to 10 HP / 7.5kW) 100-127 V, 200-240 V or 380-480 V.
  • 4 PNP or NPN digital inputs, 1 relay output 0.5 A / 250 V ac, 1 analog input 0-10 V dc / 4-20 mA.
  • Applications include: Packaging machines, mixers, kneading machines, conveyor belts and more!
  • 3C2 coating class (IEC 60721-3-3) on the internal circuits.
  • Easy installation.
  • Plug-in module with Potentiometer.


To enquire about variable speed drives, contact your local Hayley team. Supported by a team of dedicated product specialists from Hayley Drives, the Hayley branches advise and work with customers to find the best solution for them.



The WEG CFW300 Variable Speed Drive features in Issue 11 of Maintenance Essentials magazine. Click the button below to get your digital copy!