Factorial Energy Secures Pilot Manufacturing Contract with Tier 1 Auto Supplier for Semi-Solid Batteries

June 28, 2026

PR Newswire USA

Overview

Factorial Energy, a developer of semi-solid-state battery technology, has secured a new pilot manufacturing contract with a Tier 1 automotive supplier for its proprietary cells. This agreement will facilitate the scaling of Factorial’s production processes, enabling larger volume deliveries for further testing and integration into automotive platforms. The company’s innovative polymer-in-solid electrolyte aims to deliver enhanced safety and energy density beyond conventional lithium-ion batteries, accelerating their market readiness.

In Depth

Key Findings

Factorial Energy, a pioneering developer of semi-solid-state battery technology, has announced the signing of a pilot manufacturing contract with a leading Tier 1 automotive supplier for its proprietary semi-solid battery cells. This significant agreement will enable Factorial to substantially scale up its production processes and deliver larger quantities of battery cells for extensive testing and integration into automotive platforms. This marks a major acceleration in the commercialization of the company’s innovative polymer-in-solid electrolyte technology.

Technology and Contract Details

Factorial Energy’s semi-solid batteries feature a polymer-in-solid electrolyte that combines the advantages of both liquid and solid electrolytes. This technology aims to significantly reduce the risk of thermal runaway and enhance safety, while simultaneously achieving high energy density compared to conventional liquid lithium-ion batteries. This pilot manufacturing contract demonstrates that Factorial’s technology is mature enough to meet the stringent demands of the automotive industry and is ready for real-world product application. The collaboration with a Tier 1 supplier will facilitate the sharing of expertise in battery cell design, manufacturing, and integration into automotive systems, streamlining the development process.

Background and Industry Context

With the rapid growth of the electric vehicle (EV) market, battery performance, safety, and cost have become the most critical competitive factors for automakers. While all-solid-state batteries are considered the ultimate goal, their mass production still faces challenges. Consequently, semi-solid batteries are attracting significant attention as a practical and high-performance alternative, bridging the gap between current lithium-ion batteries and future all-solid-state solutions. Factorial Energy has been actively pursuing partnerships with major automakers and suppliers in this semi-solid battery technology space to accelerate market entry.

Strategic Significance and Outlook

The signing of this pilot manufacturing contract represents a crucial milestone for Factorial Energy in bringing its semi-solid battery technology to market. The increased production volume will allow automakers to conduct extensive testing and evaluation in actual vehicles, accelerating decision-making for eventual integration into commercial vehicles. As a result, consumers are expected to benefit from safer, longer-range EVs, further promoting EV adoption. In the long term, Factorial Energy has the potential to establish itself as a key supplier in the semi-solid battery market, contributing significantly to the evolution of battery technology.

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