SME group is founded.1970
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.
Microelectronics business started
SME starts the production of its own DCB power module.
First wheel motor prototype
Development of the 4-wheel motor system and its control software.
Test vehicle equipped with 4-wheel motor system
A vehicle is driven and controlled by the 4-wheel motor system.
Technologies M4 Inc. (TM4) foundation. 1998 also marks the development of TM4’s first PM generator system (10 kW).
1998-2009: Prototyping work for various OEMs, including PSA, Tata Motors, Volvo Trucks and more.
Electric motor production starts
SME starts the production of its own designed AC electric motor for the forklift market.
SME China founded
SME expands to China with the opening of an office and manufacturing facility in Shanghai.
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).
TM4 SUMOTM systems launched
Launch of the TM4 SUMOTM HD series, targeting primarily the heavy-duty truck and bus market.
Ashwoods Electric Motors established
High volume orders In China
TM4 receives significant orders from important bus manufacturers in China. The production officially launches in Beijing.
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.
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.
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.
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.
Dana gains stakes in Ashwoods Electric Motors
As part of the Oerlikon Drive System acquisition, Dana gains stakes in Ashwoods Electric Motors.
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.
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.