SK On signs W1.1tr LFP materials deal with Posco Future M
SK On and Posco Future M signed a 1.1 trillion won ($815 million) deal for LFP cathode materials over three years. SK On will use these for ESS batteries in the US, sourced from Argentina. Posco Future M is converting production lines for LFP materials. Both companies plan to discuss extending the agreement beyond 2029. SK On is expanding its ESS business in North America, partnering with NeoVolta Power and Flatiron Energy Development.
How this was made

The 30-second read
Why it matters
The 1.1 trillion‑won LFP material contract secures raw inputs for ESS growth, likely supporting SK On's revenue outlook.
Market read
New large‑scale supply deal could improve SK On's competitive position in the US ESS market.
What to watch
Potential supply‑chain risks from Argentine lithium and regulatory changes.
Background
SK On is expanding its energy‑storage battery production in Georgia, targeting a non‑China supply chain.
Market effects
Boosts US ESS battery supply chain and LFP market share.
Strengthens South Korean battery export presence in North America.
Adds competitive pressure on China‑based battery suppliers.
Counterpoint
US demand may shift to higher‑energy‑density chemistries, limiting LFP upside.
Key entities
- companySK On
South Korean battery maker expanding US ESS production.
- companyPosco Future M
Posco subsidiary supplying LFP cathode materials.

