50 years of leadership
in electric propulsion

  • 1974
       

    1974 - 

    SME foundation

    SME group is founded.

    1970
  • 1982
      (1995)

    1982 (1995) - 

    In-Wheel Motor R&D

    Start of design work on an innovative compact motor system that uses a brushless external rotor configuration with permanent magnet, a generator and advanced power electronic controls that can be embedded inside a regular-size wheel at Hydro-Quebec’s IREQ.

  • 1990
       

    1990 - 

    Microelectronics business started

    SME starts the production of its own DCB power module.

  • 1991
       

    1991 - 

    First wheel motor prototype

    Development of the 4-wheel motor system and its control software.

  • 1995
       

    1995 - 

    Test vehicle equipped with 4-wheel motor system

    A vehicle is driven and controlled by the 4-wheel motor system.

  • 1998
       

    1998 - 

    TM4 foundation

    Technologies M4 Inc. (TM4) foundation. 1998 also marks the development of TM4’s first PM generator system (10 kW).

  • 1998
      2008

    1998-2008 - 

    Prototype Work

    1998-2009: Prototyping work for various OEMs, including PSA, Tata Motors, Volvo Trucks and more.

  • 1999
       

    1999 - 

    Electric motor production starts

    SME starts the production of its own designed AC electric motor for the forklift market.

  • 2007
       

    2007 - 

    SME China founded

    SME expands to China with the opening of an office and manufacturing facility in Shanghai.

  • 2012
       

    2012 - 

    Chinese JV (PEPS) founded

    TM4 and Prestolite Electric Beijing Limited (PEBL) entered into an agreement for the creation of a Sino-Foreign equity joint venture company named Prestolite E-Propulsion Systems (Beijing) Limited (PEPS).

  • 2012
       

    2012 - 

    TM4 SUMOTM systems launched

    Launch of the TM4 SUMOTM HD series, targeting primarily the heavy-duty truck and bus market.

  • 2013
       

    2013 - 

    Ashwoods Electric Motors established

  • 2014
       

    2014 - 

    High volume orders In China

    TM4 receives significant orders from important bus manufacturers in China. The production officially launches in Beijing.

  • 2016
       

    2016 - 

    SME acquires Schwarzmüller Inverter

    SME acquires Schwarzmüller Inverter, a company with 25 years of experience in inverters for low voltage AC-motors ranging from 24V to 120V, 60A – 1000A.

  • 2017
       

    2017 - 

    Commercialization of IPM motors

    Since 2015, Ashwoods had been working on the development of power-dense IPM motors. 2017 marks the commercialization of this series.

  • 2018
       

    2018 - 

    10,000 SUMO systems Sold in buses and trucks

    TM4 reached a major milestone with the production of its 10,000th  TM4 SUMO™ electric powertrain for buses and commercial vehicles.

  • 2018
       

    2018 - 

    TM4 is acquired by Dana Incorporated

    Dana Incorporated (NYSE: DAN) and Hydro-Québec announce a joint-venture partnership in which TM4 Inc., a subsidiary of Hydro-Québec, become Dana’s source for electric motors, power inverters, and control systems. As part of this agreement, Dana become a majority shareholder of TM4 in exchange for CA$165 million (approximately US$127 million). Hydro-Québec maintain a 45 percent interest in TM4.

  • 2019
       

    2019 - 

    Dana gains stakes in Ashwoods Electric Motors

    As part of the Oerlikon Drive System acquisition, Dana gains stakes in Ashwoods Electric Motors.

  • 2019
       

    2019 - 

    SME is acquired by Dana Incorporated

    Dana Incorporated completes the acquisition of SME Group, headquartered in Arzignano, Italy.

    2019

TM4, SME, and PEPS became Dana TM4

 

On July 19th, 2019, Hydro-Québec announced that the company has invested $85 million to secure the growth of TM4, now called Dana TM4. Dana TM4 now holds 100% of Chinese company Dana Electric Motor Co. Ltd , formerly called Prestolite E-Propulsion Systems (PEPS), in which Dana TM4 previously held a 50% interest. Dana TM4 now also integrate SME. SME low-voltage systems are a perfect complement to the Dana TM4 high-voltage product line.

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2020

Ashwoods Electric Motors became Dana TM4

Dana TM4 now also integrate Ashwoods Electric Motors. Their low-voltage IPM motors are a perfect complement to the Dana TM4 current product line.