FHP® AC Inverter
FHP Series

The FHP® are volts/hertz-type AC inverters simple to set-up and calibrate. These compact designs maintain the industry standard for mounting hole location.


Common features for chassis and enclosed units:

  • Compact size – (4.30” x 3.70”)
  • Output voltage on dual voltage models is jumper selectable and has voltage doubler
  • Acceleration and deceleration trim pots
  • Torque, maximum speed and torque limit trim pots
  • Torque ‘foldback’ feature – Allows up to 200% torque for short periods
  • 16kHz switching frequency, with option to change between 4 and 16kHz
  • Adjustable torque boost for startup – Up to 200%
  • Color-coded on-board LEDs for power, fault and torque limit
  • Easy start/stop and direction control with enable and direction terminal connections
  • Accepts speed reference from 0-5VDC isolated signal
  • Speed potentiometer shipped loose
  • Plug-in Process Control Module (PCM) kit available to accept 0-5VDC, 0-10VDC or 4-20mA input
  • UL listed

Special features of the NEMA 4X drive:

  • NEMA 4X enclosure (IP65)
  • Jumper selectable DC injection braking or coast to stop
  • Brake time and current are adjustable
  • Built-in isolation card to accept a speed reference signal
  • Min speed adjustment
  • Auto or manual restart after power loss

FHP Series
FHP Series