The SLG 2, manufactured by Yanan, is a pole brushless alternator with a power range of 12.5-24KVA. It offers a reliable performance and provides invariable excitation on all occasions to any permanent magnetic alternators. It can be easily connected to a power network or in other alternators. It also has a single or two sealed ball bearings with a balanced rotor. It has easy installation and maintains an easy access to terminal, rotating diodes and coupling bolts. It offers a broad range of flange adapter and single bearing coupling disc and meets the leading standards.