Waymo Transforms Used Robotaxi Batteries Into Grid Power Sources
WHO:
Fast Company - Adam Lenz is the head of sustainability and environment at Waymo.
Fast Company - Freeman Hall is the cofounder and CEO of B2U Storage Solutions.
Ars Technica - Waymo, a Google-owned company, is involved in repurposing used robotaxi batteries.
WHAT:
Fast Company - Waymo anticipates that thousands of batteries and over hundreds of megawatt-hours will be deployed to B2U systems to support local grids.
Fast Company - B2U's project in Lancaster, California, can store up to 28 megawatt-hours (mWh) of power.
Fast Company - Waymo has more than 3,000 Jaguar I-PACE EVs in its fleets.
Fast Company - B2U has repurposed more than 4,000 EV battery packs from various manufacturers, including Nissans, Chevrolets, and Teslas.
Fast Company - B2U's project in Lancaster, California, can store up to 28 megawatt-hours (mWh) of power.
Ars Technica - Used Waymo batteries will be utilized as backup storage for power grids.
Mashable - Waymo is repurposing old EV batteries to provide power.
WHERE:
Ars Technica - The energy storage projects are located in California and Texas.
Mashable - Texas and California are the states benefiting from the repurposed batteries.
HOW:
Fast Company - B2U's systems can achieve a few thousand more charging cycles from retired batteries, translating to five to eight years of additional use.
Fast Company - B2U takes the batteries as they come out of the vehicles, without separating any components, and slots them directly into its storage systems.
Fast Company - B2U can fit between 24 and 54 EV battery packs into a cabinet, with each cabinet having a capacity of up to 2.5 megawatt-hours (mWh).
Fast Company - B2U's systems can achieve a few thousand more charging cycles from retired batteries, translating to five to eight years of additional use.
Ars Technica - The process involves transforming used robotaxi batteries into energy storage solutions for power grids.
(UPDATED June 4, 2026 17:53 UTC)
Waymo is planning to deploy thousands of batteries and over hundreds of megawatt-hours to B2U systems, which will help support local power grids. In Lancaster, California, B2U's project has the capacity to store up to 28 megawatt-hours of power, utilizing retired batteries that can achieve thousands of additional charging cycles for five to eight more years of use. The innovative approach allows B2U to take batteries directly from vehicles without separating any components, integrating them straight into their storage systems.
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(UPDATED June 4, 2026 16:07 UTC)
Waymo, led by Adam Lenz, boasts a fleet of over 3,000 Jaguar I-PACE electric vehicles, showcasing its commitment to sustainable transportation. Meanwhile, Freeman Hall's B2U Storage Solutions has successfully repurposed more than 4,000 electric vehicle battery packs from various manufacturers, with a project in Lancaster, California, capable of storing up to 28 megawatt-hours of power. B2U's innovative systems can fit between 24 and 54 battery packs into a single cabinet, extending the life of retired batteries by achieving thousands of additional charging cycles, which translates to five to eight years of extra use.
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(UPDATED June 4, 2026 13:58 UTC)
Waymo, a Google-owned company, is taking an innovative approach by repurposing used robotaxi batteries to serve as backup storage for power grids. These energy storage projects are set to benefit states like California and Texas, where the old EV batteries will provide much-needed power. The process involves transforming these used batteries into effective energy storage solutions, helping to enhance grid reliability.