News Brief

The world’s largest lithium-ion battery factory — a 10-million-square-foot so-called Gigafactory planned by Tesla Motors for 2017 — will eventually produce more battery power each year than was produced globally in 2013.

The factory would provide an in-house solution to a persistent supply-chain problem for Tesla, generating enough top-of-the-line lithium-ion battery packs (and then some) to allow Tesla’s assembly lines to roll off as many as half a million electric vehicles per year. It would also make Tesla by far the world’s largest lithium-ion battery-cell supplier. But in ratcheting up battery supply to meet its own growing demand, Tesla faces a new supply-chain challenge: securing enough lithium and other battery-making materials at a low enough cost to keep both the Gigafactory and Tesla’s business model humming.

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