The most powerfull direct current motor for EV conversions is now available. It will be sold under the name of Kostov 11" 400V and consists of two 11" 192V motors joined together via male/female splines in the shafts. When connected in series, it can handle 250A at 400V giving over 80kW.
Alternatively, when used in parallel it can take 500A at 192V achieving again 80kW at this lower voltage.
The Kostov line of motors section on our web site will soon be updated to include pricing, drawings and characteristics of this motor. TRACTION MOTORS MARINE APPLICATION MOTORS KOSTOV MOTORS, AC MOTORS, DC MOTORS