The Mitsubishi Electric FR-D740-080-NA 5HP Variable Speed Drive is a variable frequency drive designed to regulate motor speed in compatible HVAC equipment, including ventilation fans, pumps, and air handling systems. Operating on 380–480V three-phase power, it adjusts the frequency supplied to the motor to match changing operational demands. Its Modbus RTU communication capability su... https://www.partshnc.com/fr-d740-080-na-mitsubishi-vfd-5hp-variable-speed-drive-w-modbus-380-480v-3ph