TM4 INC.
A wholly owned subsidiary of Hydro-Québec, TM4 designs and manufactures electric motors, generators, power electronics and control systems suitable for the commercial, automotive, marine, mining, rail, motorsports and recreational vehicle markets. TM4 contributes to the highest possible energy conversion efficiencies thanks to its expertise in permanent magnets motors, thermal management, coil winding, outer-rotor topology, and motor and inverter control algorithms.
PRODUCT DESCRIPTION

SUMO series: direct-drive electric powertrains for medium- to heavy-duty vehicles.
MOTIVE series: high-speed electric powertrains for light-duty vehicles.