Samsung SDI Cheonan Cell Plant

Samsung SDI · South Korea · battery cell plant

Battery cell plant of Samsung SDI in Cheonan, South Chungcheong, South Korea, opened or targeted 2008. Status: operational.

Cheonan Cell Plant: battery cell plant illustration; status operational, capacity 15 GWh, country South Korea Operational 15 GWh South Korea
Capacity
15 GWh
Chemistry
NMC, NCA
Opened or target
2008
Hub
Supply Chain

Status

Operational: Location or status unverified

Samsung SDI battery cell plant in Cheonan, South Chungcheong, South Korea. Products: cells. Anchor customer: BMW / Stellantis / Rivian.

Samsung SDI primary Korean cell production; prismatic NMC for BMW; cylindrical NCA for Rivian; anchor Korean facility.

Semiconductor interface: BMW 800V SiC traction; Rivian 400V SiC demand; NCA cylindrical for premium EV.

Plant record

Plant record

Cheonan Cell Plant (Samsung SDI)
Owner or operatorSamsung SDI
PlantCheonan Cell Plant
LocationCheonan, South Chungcheong, South Korea
RegionAsia-Pacific
Owner home countrySouth Korea
Productscells
Cell formatprismatic, cylindrical
Cell chemistryNMC, NCA
Capacity (GWh per year)15
Capacity basislegacy figure, not re-verified
Statusoperational
Status checked 2025-2026no
Opened or target year2008
Investment$1.5 billion
Anchor customerBMW / Stellantis / Rivian
Strategic tier (1 highest)1
China supply exposurelow
Record updated2026-10

Official site: samsungsdi.com

In context

Where it fits

Listed in Battery Cell Gigafactories.

Other plants of Samsung SDI
PlantLocationTypeStatus
God Hungary Plant (Samsung SDI)God, Pest, Hungarybattery cell plantoperational
Auburn Hills Michigan Plant (Samsung SDI)Auburn Hills, Michigan, United Statesbattery pack plantunder construction
New Carlisle plant (ex-GM-Samsung SDI) (Samsung SDI)New Carlisle, Indiana, United Statesbattery cell plantunder construction
Indonesia Plant (Samsung SDI)Karawang, West Java, Indonesiabattery cell plantannounced
Other battery cell plants in South Korea
PlantLocationTypeStatus
Ochang Cell Plant (LG Energy Solution)Ochang, North Chungcheong, South Koreabattery cell plantoperational
Seosan Cell Plant (SK On)Seosan, South Chungcheong, South Koreabattery cell plantoperational

Sources

Sources and scope

Scope
Cheonan Cell Plant (Samsung SDI)
Sources
ElectronsX gigafactory dataset; company releases and trade press
Updated
2026-10