![Amazon.com: MakerFocus Raspberry Pi 4B Dual Cooling Fans, Raspberry Pi 4B Heatsink Kit, Raspberry Pi 4B GPIO Expansion Board DC 5V 0.2A with LED Compatible with Raspberry Pi 4B / 3B+ / Amazon.com: MakerFocus Raspberry Pi 4B Dual Cooling Fans, Raspberry Pi 4B Heatsink Kit, Raspberry Pi 4B GPIO Expansion Board DC 5V 0.2A with LED Compatible with Raspberry Pi 4B / 3B+ /](https://m.media-amazon.com/images/I/71TpYvAmM7L.jpg)
Amazon.com: MakerFocus Raspberry Pi 4B Dual Cooling Fans, Raspberry Pi 4B Heatsink Kit, Raspberry Pi 4B GPIO Expansion Board DC 5V 0.2A with LED Compatible with Raspberry Pi 4B / 3B+ /
![Raspberry Pi fan pins (easy cooling solution) – PiCockpit | Monitor and Control your Raspberry Pi: free for up to 5 Pis! Raspberry Pi fan pins (easy cooling solution) – PiCockpit | Monitor and Control your Raspberry Pi: free for up to 5 Pis!](https://picockpit.com/raspberry-pi/wp-content/uploads/2022/06/raspberry-pi-fan-pins.jpg)
Raspberry Pi fan pins (easy cooling solution) – PiCockpit | Monitor and Control your Raspberry Pi: free for up to 5 Pis!
![Miniature 5V Cooling Fan for Raspberry Pi (and Other Computers) : ID 3368 : $3.50 : Adafruit Industries, Unique & fun DIY electronics and kits Miniature 5V Cooling Fan for Raspberry Pi (and Other Computers) : ID 3368 : $3.50 : Adafruit Industries, Unique & fun DIY electronics and kits](https://cdn-blog.adafruit.com/uploads/2017/02/3368_iso_ORIG.jpg)
Miniature 5V Cooling Fan for Raspberry Pi (and Other Computers) : ID 3368 : $3.50 : Adafruit Industries, Unique & fun DIY electronics and kits
![Amazon.com: Raspberry Pi 4 Fan, Raspberry Pi CPU Cooling Fan DC 5V Low-Profile Silent Fan for Raspberry Pi4B / 3B+ / 3B, with GPIO Fan Adapter for Better Raspberry Pi Developmend Board : Amazon.com: Raspberry Pi 4 Fan, Raspberry Pi CPU Cooling Fan DC 5V Low-Profile Silent Fan for Raspberry Pi4B / 3B+ / 3B, with GPIO Fan Adapter for Better Raspberry Pi Developmend Board :](https://m.media-amazon.com/images/I/71W9DjIOu3L.jpg)
Amazon.com: Raspberry Pi 4 Fan, Raspberry Pi CPU Cooling Fan DC 5V Low-Profile Silent Fan for Raspberry Pi4B / 3B+ / 3B, with GPIO Fan Adapter for Better Raspberry Pi Developmend Board :
![Raspberry Pi fan pins (easy cooling solution) – PiCockpit | Monitor and Control your Raspberry Pi: free for up to 5 Pis! Raspberry Pi fan pins (easy cooling solution) – PiCockpit | Monitor and Control your Raspberry Pi: free for up to 5 Pis!](https://picockpit.com/raspberry-pi/wp-content/uploads/2022/06/20220616_115808-1000px.jpg)
Raspberry Pi fan pins (easy cooling solution) – PiCockpit | Monitor and Control your Raspberry Pi: free for up to 5 Pis!
![PWM Regulated Fan Based on CPU Temperature for Raspberry Pi : 4 Steps (with Pictures) - Instructables PWM Regulated Fan Based on CPU Temperature for Raspberry Pi : 4 Steps (with Pictures) - Instructables](https://content.instructables.com/FZ1/KYEZ/JCAUBAEB/FZ1KYEZJCAUBAEB.png?auto=webp&fit=bounds&frame=1&height=1024&width=1024auto=webp&frame=1&height=150)
PWM Regulated Fan Based on CPU Temperature for Raspberry Pi : 4 Steps (with Pictures) - Instructables
![Amazon.com: Raspberry Pi 4 Fan, Raspberry Pi CPU Cooling Fan DC 5V Low-Profile Silent Fan for Raspberry Pi4B / 3B+ / 3B, with GPIO Fan Adapter for Better Raspberry Pi Developmend Board : Amazon.com: Raspberry Pi 4 Fan, Raspberry Pi CPU Cooling Fan DC 5V Low-Profile Silent Fan for Raspberry Pi4B / 3B+ / 3B, with GPIO Fan Adapter for Better Raspberry Pi Developmend Board :](https://m.media-amazon.com/images/I/61ZAbJLa6DL.jpg)
Amazon.com: Raspberry Pi 4 Fan, Raspberry Pi CPU Cooling Fan DC 5V Low-Profile Silent Fan for Raspberry Pi4B / 3B+ / 3B, with GPIO Fan Adapter for Better Raspberry Pi Developmend Board :
![GitHub - hamzab70/Raspberry-Pi-Fan-Script: Simple Bash script to control the fan speed using the Rapsberry Pi GPIO and a transistor. GitHub - hamzab70/Raspberry-Pi-Fan-Script: Simple Bash script to control the fan speed using the Rapsberry Pi GPIO and a transistor.](https://raw.githubusercontent.com/hamzab70/Raspberry-Pi-Fan-Script/master/Electrical-Scheme.png)