The Mitsubishi FR-D740-120-NA Variable Frequency Drive (VFD) with Modbus is a 7.5 HP motor controller designed to regulate AC motor speed by adjusting output frequency and voltage. Operating on a three-phase 380–480V power supply, it is suitable for HVAC equipment such as air handling unit fans, ventilation fans, and water circulation pumps. Modbus RTU communication enables integratio... https://www.partshnc.com/mitsubishi-vfd-fr-d740-120-na-7-5hp-variable-frequency-drive-380-480v-3-ph-w-modbus