This is permanent magnet alternator that is applied to the tractor, small wind turbine, and boat etc.
The size is very small, only 54 X 78mm
It has high efficiency, very low noisy, and long working life. This alternator is drived by pulley. It's base has three screw holes, that's very easy to install.
The specification:
Working Speed: 500-3000rpm
Output Power: 10-100W
Output Voltage: 12-36V
Start Torque: 500g/cm
If you need this small alternator, or have anything question, please contact me: emotor.master@hotmail.com.