1. Rare earth permanent magnetic for rotor and 100%COPPER wire winding for stator.
2. Brushless and easy maintaince.
3. Build in digital inverter to insure stable voltage and frequency.
4. High efficiency and can save 20% fuel than normal generator.
5. Also this new design CT alternator is more compact and it can help you to save sea freight. For example, 816sets CT- 3KW can be put in 20 ft. It is more than double quanty than old ST alternator.
6. Reliable quality, 100% warranty, variable speed but stable frequency and voltage
100% copper wire