Is 40k RPM too much for Neu?

[littlegiant]

Originally Posted by himalaya

efficiency is a function to amperage, not velocity, as long as you gear it correctly to keep it working under right current region(40~70 amps most time), the efficiency would be just fine.

Neu, Castle and Medusa are all rated at 60k rpm.

Every motor has a certain range of RPM at which it will run at its max efficiency.