# Pironman with case cooler but without GPIO extension

**URL:** <https://forum.sunfounder.com/t/pironman-with-case-cooler-but-without-gpio-extension/1963>\
**Category:** Accessories for Raspberry Pi and Arduino\
**Created:** [November 13, 2024, 12:19pm UTC](https://forum.sunfounder.com/t/pironman-with-case-cooler-but-without-gpio-extension/1963 "2024-11-13T12:19:51Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Deepflash](https://avatars.discourse-cdn.com/v4/letter/d/e9bcb4/32.png) [@Deepflash](https://forum.sunfounder.com/u/Deepflash)\
**Post date:** [November 13, 2024, 12:19pm UTC](https://forum.sunfounder.com/t/pironman-with-case-cooler-but-without-gpio-extension/1963/1 "2024-11-13T12:19:51Z")

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Hello there,

I would like to use one of the PIrionman Case ventilators but want to leave out the GPIO extension board (Pironman 5 Hat+).  
Where do I need to connect the Fan to?  
Best regards,  
Matthias

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<div class="post-metadata">

**Author:** ![SunFounder\_Moderator](https://avatars.discourse-cdn.com/v4/letter/s/34f0e0/32.png) [@SunFounder\_Moderator](https://forum.sunfounder.com/u/SunFounder_Moderator)\
**Post date:** [November 14, 2024, 3:34am UTC](https://forum.sunfounder.com/t/pironman-with-case-cooler-but-without-gpio-extension/1963/2 "2024-11-14T03:34:03Z")

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Please refer to:  
[https://docs.sunfounder.com/projects/pironman5/en/latest/advanced/io\_board.html#rgb-fan-pins](https://docs.sunfounder.com/projects/pironman5/en/latest/advanced/io_board.html#rgb-fan-pins)

 ![image (4)](https://canada1.discourse-cdn.com/flex029/uploads/sunfounder/original/2X/d/d9f99c8c98cefe36af88458b4e0edbd93ff6c009.png)