# Tesla buys 90% of a 509 MW Arizona solar and storage project

> Tesla has signed a long-term deal to buy 90% of the output of Project Sterling, a big solar and battery plant going up in Arizona.

- **Source:** [Electrek](https://electrek.co/2026/07/28/tesla-arizona-solar-storage-ppa-project-sterling/?utm_source=gearopen.com&utm_medium=referral&utm_campaign=feed&utm_content=6a68ce3efe66f1894905ce6c)
- **Published:** 2026-07-28
- **Category:** Cars
- **Tags:** #ai #tesla
- **Canonical:** http://localhost:4321/a/6a68ce3efe66f1894905ce6c

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_GearOpen's distilled summary. The full original article is published at Electrek (source link above); GearOpen does not republish the source's full text._