# Onsemi to build $1.64B SiC chip plant in Czech Republic with EU aid

The European Commission approved €450 million Czech state aid for Onsemi to build a novel integrated chip manufacturing plant for Silicon Carbide power devices in Rožnov pod Radhoštěm. The total investment is €1.64 billion, and the plant is expected to start commercial operations by 2027.

- Type: New facility
- Announced: 2025-11-21
- Where: Rožnov pod Radhoštěm, Czechia
- Value: $1.80B (1.64B EUR)
- Starts operating: 2027
- Status: announced
- Products: Silicon Carbide power devices
- Sectors: [Semiconductors and Industrial Electronics](https://endata.com/sectors/semiconductors-electronics.md)

## Companies

- [onsemi](https://endata.com/companies/15223.md)

## Sources

- [zpravy.kurzy.cz](https://zpravy.kurzy.cz/838063-commission-approves-450-million-czech-state-aid-for-onsemis-new-semiconductor-manufacturing/), 2025-11-21: "The new facility, which is expected to start commercial operations by 2027, will be first-of-a-kind in the EU."
- [trendforce.com](https://www.trendforce.com/news/2025/12/01/news-onsemi-to-receive-e450m-government-grant-for-advanced-sic-power-device-fab-in-czech-republic/), 2025-12-01: "The approval marks a milestone for Europe, establishing the continent’s first 8-inch SiC wafer fab covering the full SiC value chain."

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.