# Tesla Semi mass production has officially begun.

*semiconductor · news · 2026-04-29 · NextBigFuture.com*

## Key points

- Tesla Semi mass production has officially begun as of this announcement.
- The Long Range Tesla Semi now uses 4680 cells, a 48V architecture, and electric steering.
- Tesla Semi fast charges to 60% of range in 30 minutes via MCS 3.2 ports.
- The Short Range Tesla Semi curb weight is below 20,000 lbs with a smaller battery pack.
- Tesla Semi fleet electricity costs are 14–34 cents per mile, far below diesel's 60–80 cents.

**Companies:** Tesla
**Countries:** United States

[Read the full story on NextBigFuture.com](https://www.nextbigfuture.com/2026/04/tesla-semi-truck-has-officially-started-mass-production.html)

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