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Sonocharge Energy

  • Battery Industry Supplier, Cross-cutting-function, Startups
  • Battery Safety, Energy Storage System (ESS), EV Batteries, Fast Charging Technology

Sonocharge Energy, founded in 2022 in San Diego, develops advanced piezoacoustic technology that enhances lithium-ion battery life, doubles charging speed, and improves safety. Their innovative solutions are adaptable to various battery formats, advancing energy storage and electric vehicle applications.

Company Location

Country:

United States

City:

San Diego, California

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Company Overview

Sonocharge Energy, founded in 2022 by CEO An Huang in San Diego, California, develops advanced acoustic wave technology to enhance lithium-ion battery performance, doubling charging speed, extending battery life, and improving safety across various battery formats.

Battery Technology

Proprietary piezoacoustic platform using a custom-fabricated wafer die to generate acoustic waves, improving lithium-ion distribution, reducing plating and dendritic formation, and enabling extended cycle life, accelerated charging, and enhanced safety in cylindrical, pouch, and prismatic cells.

Products

A drop-in piezoacoustic wafer die solution compatible with existing and future lithium-ion chemistries, offering 2-5x cycle life extension, twice the normal charging speed, reduced fire risk, and improved efficiency across temperature ranges.

Recent Projects

In early 2024, Sonocharge Energy completed multiple pilot programs with leading electric vehicle manufacturers, scaled manufacturing capabilities, and expanded partnerships with major battery producers; raised $23.5 million in 2025 to prepare for commercial-scale manufacturing.

Investors

Sonocharge Energy raised $23.5M in 2025 from investors including Cycle Capital (lead), Honda Xcelerator Ventures, Khosla Ventures, Temasek, and additional non-dilutive funding partners.
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