Thomas Built Buses
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Thomas Built Buses unveils next-gen electric school bus

Jan. 9, 2025
The new Saf-T-Liner C2 Jouley battery-electric school bus features a 14Xe eAxle from Accelera by Cummins and an 800V Proterra battery system for versatile and efficient operation.

Thomas Built Buses is launching its second-generation Saf-T-Liner C2 Jouley battery-electric school bus, which is the second generation of the company’s flagship electric school bus first introduced in 2017.

“We are proud to introduce the second generation of our Saf-T-Liner C2 Jouley, a product that reflects our commitment to innovation, meeting the evolving needs of our customers and driving the future of sustainable student transportation,” said T.J. Reed, president and CEO of Thomas Built Buses. “With features that enhance efficiency, performance, and serviceability, the new Jouley delivers unmatched value for both current electric bus operators and new adopters who are ready to embrace cleaner, smarter solutions.”

The new bus features a 14Xe eAxle from Accelera by Cummins, a compact, all-in-one power source that integrates the motor, two-speed transmission, disc brakes, and rear-drive gear. All of these components are set into one package that’s mounted on the rear axle, making the drivetrain lighter and more efficient. Additionally, the bus uses a 800V Proterra battery system, whose higher voltage helps the bus deal with diverse terrain while supporting other integrations such as air conditioners and heaters.

Read more: DoE awards Cummins $75M for zero-emissions manufacturing

Additionally, the company said the eAxle’s simplified design makes maintenance easier for technicians, both by including fewer moving parts and by creating greater access to the vehicle’s systems. The latter feature comes from the second-generation Jouley’s 12” by 12” toe board floor access panel, which provides direct access to the high-voltage junction box connectors without removing the vehicle’s battery packs. For even more accessibility, the company moved the body heating loop surge tank to the left side of the bus.

Other features in the vehicle’s latest iteration include a 219” wheelbase that can accommodate up to 60 passengers. But this wheelbase is also short enough to grant the bus increased maneuverability. Inside the cab, there’s a new liquid crystal display (LCD) digital dashboard that can show diagnostics and operational data, which can be updated through the software alone.

Thomas Built Buses has begun production of the second-gen Jouley in the 219” wheelbase. Additional wheelbase options will be available in 2025.

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