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Allison Transmission launches eGen Flex, new zero-emission-capable electric hybrid system

Green Car Congress

The eGen Flex electric hybrid system includes a new drive unit, inverter and rechargeable energy storage system. The inverter is now water ethylene glycol (WEG) cooled, which eliminates oil lines, decreasing installation complexity, reducing maintenance expense, and increasing uptime.

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Proterra boosts capacity of Catalyst XR battery pack 28% to 330 kWh with new design, same volume as predecessor

Green Car Congress

Within the same volumetric footprint as that in the original Catalyst XR, the new energy storage system now holds 28% more energy at 330 kWh. All current Catalyst XR customers that are still waiting on their buses to be delivered will receive a complimentary upgrade to the higher energy level. Energy efficiency MPGe.

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