... /3 Pitch 3) Brushless, Synchronous ac gener single Phase ac permanent synchronous generator 6.8KWwith Lomg experience in manufacturing alternator / ac generator. Alternator Power Ranging 6.5 ... including: MX321, MX341, AS440, SX440, SX460, etc.WindingAll generator stators are wound to 2/3 pitch. single Phase ac permanent synchronous generator 6.8KW