# onsemi and Czech government cancel SiC expansion project in Rožnov

onsemi and the Czech Ministry of Industry and Trade have agreed not to proceed with the planned expansion of silicon carbide production at onsemi's existing Rožnov pod Radhoštěm site, originally announced in June 2024. The decision is due to evolving SiC market dynamics, but existing operations continue unaffected.

- Type: Expansion
- Announced: 2026-11-06
- Where: Rožnov pod Radhoštěm, Czechia
- Status: cancelled
- Products: silicon carbide (SiC) semiconductors
- Sectors: [Semiconductors and Industrial Electronics](https://endata.com/sectors/semiconductors-electronics.md)

## Companies

- [onsemi](https://endata.com/companies/15223.md)
- [Czech Ministry of Industry and Trade](https://endata.com/companies/94922.md) (partner)

## Sources

- [onsemi.com](https://www.onsemi.com/company/newsroom/news-and-insights/onsemi-and-czech-ministry-of-industry-and-trade-agree-to-conclude-sic-expansion-project-reaffirm-partnership), 2026-11-06: "The decision by onsemi not to proceed with the production expansion project in Rožnov reflects the current situation in the global semiconductor market."

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