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US government confirms Tesla and LG Energy Solution’s $4.3 billion battery deal

By Thomson Reuters Mar 16, 2026 | 10:27 PM

By Kanishka Singh

WASHINGTON, March 16 (Reuters) – The U.S. government on Monday said electric vehicle maker Tesla and South Korea’s LG ​Energy Solution had signed a supply ‌agreement to build a $4.3 billion lithium iron phosphate (LFP) prismatic battery cell manufacturing facility in Lansing, Michigan, with an expected production launch in 2027.

“American-made cells will power ‌Tesla’s ​Megapack 3 energy storage systems ⁠produced in Houston, creating ⁠a robust domestic battery supply chain,” the U.S. Department of the Interior said in a statement on Monday.

The agreement was part ​of a broader statement on deals highlighted by President Donald Trump’s administration from the ⁠Indo-Pacific Energy Security Summit.

A source ⁠told Reuters in July that ​LG Energy Solution had signed a $4.3 billion deal ​to supply Tesla with energy storage system batteries ‌as the U.S. company looked to reduce its reliance on Chinese imports due to tariffs.

At the time, the South Korean company said ⁠it had signed a $4.3 billion contract to supply LFP batteries over three years globally, without identifying the ⁠customer or ‌saying if they would be ⁠used in vehicles or energy-storage systems.

LG ​Energy ‌Solution is one of the few ​producers of ⁠LFP batteries in the U.S. The LFP battery chemistry has long been dominated by Chinese rivals that have little presence in the U.S. market.

(Reporting by Kanishka Singh in Washington; Editing by ​Thomas Derpinghaus)