Delta Electronics VFD037C43A-21 is a 3.7K, 380V variable frequency drive (VFD) used to control motor speed by varying output frequency and voltage. This inverter-style drive is part of the Syntron VFDM Controller VF-5D2 family and is identified by the model VFD037C43A-21. It accepts a 380V supply and delivers variable-frequency output for motor control in industrial electrical systems.
