# LG Energy Solution plans spring 2026 start for Arizona 46 mm cylindrical cells

Canonical page: https://technooptimist.io/stories/lg-energy-solution-plans-spring-2026-start-for-arizona-46-mm-ce300cfd
Date: Mar 2025
About: [LG Energy Solution](https://technooptimist.io/companies/lg-energy-solution.md) · [46-Series Cylindrical Cells (Arizona)](https://technooptimist.io/energy/46-series-arizona.md)
Original source: https://www.electrive.com/2025/03/06/lges-aims-to-start-us-production-of-46-mm-round-cells-in-spring-2026

LG Energy Solution planned to begin series production of 46 mm cylindrical cells at its Queen Creek, Arizona plant in spring 2026, with Tesla likely the main customer. LG's own April 2025 release gave sample production for mid-2026 and commercial production by year-end 2026.

## Key facts

- Queen Creek plant on schedule per the local mayor; series production was expected in spring 2026 (first half of 2026 in other reports).
- Complex planned at 53 GWh/yr: 36 GWh for 46 mm round cells for EVs, 17 GWh for LFP storage cells.
- Tesla likely the main customer; Rivian a confirmed buyer for 4695 cells from the same site.
- The LFP storage plant was suspended in June 2024 but not scrapped.

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