# OnOff Shim @ Pi 4 - Unter-voltage issues?

**URL:** https://forums.pimoroni.com/t/onoff-shim-pi-4-unter-voltage-issues/13114
**Category:** Support
**Created:** [February 22, 2020, 3:47pm UTC](https://forums.pimoroni.com/t/onoff-shim-pi-4-unter-voltage-issues/13114 "2020-02-22T15:47:37Z")
**Posts on this page:** 1
**Showing post:** 8

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### Author: ![GordonTGopher](https://avatars.discourse-cdn.com/v4/letter/g/0ea827/32.png) [@GordonTGopher](https://forums.pimoroni.com/u/GordonTGopher)
#### Post date: [February 23, 2020, 4:34pm UTC](https://forums.pimoroni.com/t/onoff-shim-pi-4-unter-voltage-issues/13114/8 "2020-02-23T16:34:12Z")

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This thread [Onoff shim for pi4?](https://forums.pimoroni.com/t/onoff-shim-for-pi4/13082) may be of interest.

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