> For the complete documentation index, see [llms.txt](https://fusionenergyx.gitbook.io/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://fusionenergyx.gitbook.io/docs/development/main-components/roughing-pump.md).

# Roughing Pump

There’s more! You can’t run a turbo pump without first running a **roughing pump**. So we also grabbed an **Edwards RV3**! This machine sucks so hard, it’s been proven to create enough vacuum on its own to make fusion possible!

![](https://1623509614-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-LcA7jRxxUGu6Th1RS_n%2F-LcXyspECEC2XuKFzL9o%2F-LcY4WiSupJXxubewA00%2FIMG_1611.jpg?alt=media\&token=1768c742-d58a-4944-962f-3027836f648c)