Kempower, Windrose and EV Realty Launch Megawatt Charging in California

Successful MCS charging session marks milestone for heavy-duty electric transport

Mar. 30, 2026 at 12:04pm

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Kempower, Windrose and EV Realty have announced the successful launch of megawatt-level charging capabilities at EV Realty's San Bernardino, California charging hub. This milestone event demonstrates the advancement and interoperability of high-power charging solutions for heavy-duty electric vehicles.

Why it matters

The availability of megawatt-level charging infrastructure is crucial for the widespread adoption of electric semi-trucks and other large commercial vehicles. This collaboration between technology providers and a charging site operator showcases the industry's progress in delivering the charging capabilities needed to support the electrification of heavy-duty transport.

The details

The successful charging session utilized the Megawatt Charging System (MCS), a new high-power charging standard designed to enable fast charging for large electric vehicles like semi-trucks. The MCS charging took place at EV Realty's charging hub in San Bernardino, California, marking a significant milestone in the commercial availability of this advanced charging technology.

  • The successful MCS charging session took place on March 30, 2026.

The players

Kempower

A Finnish technology company that develops and manufactures high-power charging solutions for electric vehicles.

Windrose

A California-based company that provides charging infrastructure and services for commercial electric fleets.

EV Realty

A real estate company that develops and operates charging hubs for electric vehicles, including the San Bernardino site where the MCS charging took place.

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What they’re saying

“This successful MCS charging session marks a significant milestone in the advancement of high-power charging solutions for heavy-duty electric vehicles. We are proud to collaborate with Windrose and EV Realty to bring this technology to the market.”

— Tomi Ristimäki, CEO, Kempower

What’s next

The companies plan to continue expanding the availability of MCS charging at additional locations across California to support the growing adoption of electric semi-trucks and other large commercial vehicles.

The takeaway

The successful launch of megawatt-level charging capabilities in California represents a major step forward in the electrification of heavy-duty transportation. This collaboration demonstrates the industry's progress in delivering the charging infrastructure needed to enable the widespread adoption of electric semi-trucks and other large commercial vehicles.