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VFD Fan Control

Sioux Steel is the only company to offer an option like the Variable Frequency Drive (VFD) Fan Control. The motor management of the VFD Fan Control is designed for maximum gain and efficiency. This high/medium/low speed control box is UL/cUL listed.


  • Panels will function in any type of climate since each one is independently heated and cooled.
  • Designed to interlock with heater units to insure the fan is running prior to activating the heater.
  • Uses 3 phase motor which are cheaper, more durable and more efficient than 1 phase motors.
  • Adjustable amperage can help to reduce energy costs.