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ePowertrain

Medium duty 4-speed EV transmission

The EV transmissions are a product offering within the Eaton Power Systems category. Eaton offers a variety of EV transmissions for commercial vehicles and buses. With over 15 years and 2 billion miles of safe, reliable service, our EV transmissions deliver efficiency and performance required for the most challenging applications.

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Efficient
Greater efficiency at high speeds, range of torque capacities that allows for smaller electric motors
Improved performance
A deep-ratio first gear enables smooth launches even under difficult conditions
Flexible applications
City delivery, beverage, tourist bus, shuttle bus, school bus, city bus, logistics

Core features

  • Efficient motor use, extended range and/or reduced battery requirements and reduced cooling
  • Improved performance on grades, improved starting ability with a
    lower-torque motor, better acceleration
  • Tailored to your application—available as a system or individual components

    Specifications

    General specifications

    Architecture EV and PHEV
    Casing Aluminum case with helical gearing
    Total length 450 mm (including output flange)
    Dry weight  101.38 kg
    Top gear direct-drive top gear
    Maximum input speed 5,000 rpm EV
    Maximum torque capacity  1200 Nm (Drive) & 850 Nm (Regen)

    Gear ratios

    Ratio 1st 2nd 3rd 4th Overall
      4.83 2.82 1.65 1 4.83
    Download Links

    EV Medium 4-Speed Service Literature

    You can now access digital versions of our product service literature. These digital documents are always up to date and contain the same real-time information you would have access to using Product Information within our ServiceRanger 4 diagnostic tool. 

    Click on the Troubleshooting Guide, Service Manual or Parts Book thumbnail to access each document.

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    Eaton is an intelligent power management company dedicated to improving the quality of life and protecting the environment for people everywhere. We are guided by our commitment to do business right, to operate sustainably and to help our customers manage power ─ today and well into the future. By capitalizing on the global growth trends of electrification and digitalization, we’re accelerating the planet’s transition to renewable energy and helping to solve the world’s most urgent power management challenges.
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