... ranging 6.5-300kw.we have the best technogy best management . we are the best alternator supplier ranging 6.5-300kw ... or Double bearing, brushless, Self-excited. Abounds with almost every model in stock. Frequency And Voltage50Hz or 60Hz as per customer ... optional but the rated power will decrease 5%. Voltage RegulatorsThe model we use including: MX321, MX341, AS440, SX440, SX460, etc.Main ...