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Dana introduces enhanced TM4 motor and inverter in Shanghai

Dana Incorporated introduced its enhanced TM4 MOTIVE motor and inverter for the light-vehicle market at AutoShanghai. The new TM4 MOTIVE motor and inverter from Dana from an integrated system featuring high-RPM permanent magnet electric motors, power-dense electronic inverters, and advanced controls.

The system is designed for seamless integration into Dana’s Spicer gearboxes and e-axles, providing a cost-effective, three-in-one turnkey solution to manufacturers of electric vehicles.

Optimized for passenger cars applications up to Class 2 commercial vehicles, the TM4 MOTIVE motor and inverter can be used individually as the front or rear drive for small passenger vehicles, or multiple systems can be configured to operate in tandem for higher gross vehicle weight applications.

Dana’s TM4 MOTIVE motor and inverter are the latest and most advanced package in the series, offering superior torque and power densities, extended driving range, and application versatility. The system weighs 50 kg and is scalable up to 150 kW and 11,000 rpm. Also, the integrated inverter is 33% smaller than the previous generation.

The system is available now for customer testing, with production in China scheduled for 2020.

With an active and growing footprint in China to support vehicle electrification, Dana’s presence in China dates to 1991, and today operates 23 facilities in China that employ more than 6,750 people, including those operations in which Dana holds a minority interest.

Dana serves numerous light-vehicle manufacturers in China, including BMW, Daimler, Dongfeng Motor, Ford, GAC, Great Wall, Jinbei, Lamborghini, Porsche, SAIC, SGMW, Southeast Motor Corporation, Toyota, and VW Group.

In March, TM4 announced the production of its 12,000th TM4 SUMO electric powertrain for buses and commercial vehicles in China. Key Chinese customers include Higer, Yaxing, Foton, Yinlong, and King Long.

The TM4 MOTIVE motor and inverter are available from Dana are designed and engineered at TM4 in Boucherville, Québec, Canada, and manufactured in Weifang, Shandong province.

TM4 is a joint-venture between Dana and Hydro-Québec, Canada’s largest electricity producer and one of the world ’s largest hydroelectric power producers.



TheTM4 integrated motor inverter systems will evolve rapidly with Dana and mass production in China. The larger units for e-buses and e-trucks are also very interesting for effective electrification of heavy vehicles..

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