There are 4 Smart Drive magnetic rotor options, 2 options for each of the stator options (36 or 42 pole).
For 36 pole stators you need either the type 3 (0.75 W/rpm) or the type 4 (1.0 W/rpm).
This listing is for the type 4 (1.0 W/rpm)
This listing is suitable for wind turbines.
Please refer to the PowerSpout Document Index for further information.