The Mitsubishi FR-D720-165-NA is a 5 HP variable frequency drive (VFD) designed for three-phase 200–240V motor applications. It controls motor speed and torque by adjusting the frequency and voltage supplied to the motor, supporting efficient operation and smoother starting. In HVAC systems, it can be used with air handlers, supply and exhaust fans, pumps, and other motor-driven equip... https://www.partshnc.com/mitsubishi-vfd-fr-d720-165-na-5hp-inverter-230v-3ph