Founded in 2001, A123Systems’ proprietary Nanophosphate™ technology is built on a new nanoscale materials initially developed at the Massachusetts Institute of Technology.

A123Systems is now one of the world’s leading suppliers of high-power lithium ion batteries using our patented Nanophosphate™ technology designed to deliver a new combination of power, safety and life.

Our breakthrough technology, innovative multinational manufacturing model, team of tier-one investors, and experienced executives are providing the power to change the game for today’s OEM, Transportation, and Cordless Solutions manufacturers.

For larger projects that require volume manufacturing, we operate state-of-the-art manufacturing facilities in Asia which have the capacity to  scale to millions of battery packs per year. If your project requires an advanced energy system and you would like to investigate our battery products for your application, please contact us or use our product evaluation form.

Origin of Our Name
A123Systems owes its name to the Hamaker force constant which is used to calculate the attractive and repulsive forces between particles at nano dimensions, and which begins “A123...”