Octillion Power Systems, a Tier 1 supplier of electric vehicle battery systems, says it set a single-day manufacturing record on December 3, 2025 by producing 3,653 EV battery systems, representing about 114 MWh of energy production. The company says the output was achieved across nine battery manufacturing facilities in the US, India and China, pointing to localized production intended to support OEM partners.
Octillion says the battery systems produced in the record run support EV applications including passenger cars, trucks, buses and commercial vehicles. The company also reports it delivered about 20 GWh of energy capacity in 2025 across vehicle segments and geographies, and it forecasts higher production in 2026.
Octillion says that in China it captured over five percent market share in the passenger electric vehicle battery systems market in 2023. The company also says it is the leading producer of EV battery systems in India across passenger vehicles, trucks and buses, measured by total units produced and market share, and notes its India and China operations are supported by more than 15 years of supply chain development, engineering expertise, and production optimization.
Octillion’s technical approach is vertically integrated from system design to mass production. Its battery systems development includes advanced thermal modeling, fully integrated battery management systems, and standardized yet flexible production processes intended to enable customized solutions at scale.
Headquartered in Richmond, California, the company operates nine global manufacturing facilities and has delivered more than two million EV battery systems worldwide, supporting over 33 billion kilometers driven on its technology.
Source: Octillion Power Systems
