The Pi Hut - Check out this neat little fan controller board for your # RaspberryPi. It uses a load switch and a line in the config.txt file to turn a fan on
![Raspberry Pi 4 Intelligent Control Fan Speed Raspberry Pi 4 Temperature Control LCD Ice Fan Expansion Board RPI166 - AliExpress Raspberry Pi 4 Intelligent Control Fan Speed Raspberry Pi 4 Temperature Control LCD Ice Fan Expansion Board RPI166 - AliExpress](https://ae01.alicdn.com/kf/Sda914c2a58cb40288d9c6bbabd18eaddE.jpg_640x640Q90.jpg_.webp)
Raspberry Pi 4 Intelligent Control Fan Speed Raspberry Pi 4 Temperature Control LCD Ice Fan Expansion Board RPI166 - AliExpress
![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: GeeekPi 2PCS PWM Controllable Fan for Raspberry Pi, Speed Adjustment Fan 40x40x10mm for Raspberry Pi, Speed Control Fan DC 5V 4010 Quiet Fan for Raspberry Pi 4, 3 B+, Pi 3 (Black) : Electronics Amazon.com: GeeekPi 2PCS PWM Controllable Fan for Raspberry Pi, Speed Adjustment Fan 40x40x10mm for Raspberry Pi, Speed Control Fan DC 5V 4010 Quiet Fan for Raspberry Pi 4, 3 B+, Pi 3 (Black) : Electronics](https://m.media-amazon.com/images/I/61TBLhtvyaL._UX250_.jpg)
Amazon.com: GeeekPi 2PCS PWM Controllable Fan for Raspberry Pi, Speed Adjustment Fan 40x40x10mm for Raspberry Pi, Speed Control Fan DC 5V 4010 Quiet Fan for Raspberry Pi 4, 3 B+, Pi 3 (Black) : Electronics
![Amazon.com: GeeekPi 2PCS PWM Controllable Fan for Raspberry Pi, Speed Adjustment Fan 40x40x10mm for Raspberry Pi, Speed Control Fan DC 5V 4010 Quiet Fan for Raspberry Pi 4, 3 B+, Pi 3 (Black) : Electronics Amazon.com: GeeekPi 2PCS PWM Controllable Fan for Raspberry Pi, Speed Adjustment Fan 40x40x10mm for Raspberry Pi, Speed Control Fan DC 5V 4010 Quiet Fan for Raspberry Pi 4, 3 B+, Pi 3 (Black) : Electronics](https://m.media-amazon.com/images/S/aplus-media-library-service-media/def458f9-b28a-4f2d-ac5b-f54a2260e34e.__CR0,0,970,600_PT0_SX970_V1___.jpg)
Amazon.com: GeeekPi 2PCS PWM Controllable Fan for Raspberry Pi, Speed Adjustment Fan 40x40x10mm for Raspberry Pi, Speed Control Fan DC 5V 4010 Quiet Fan for Raspberry Pi 4, 3 B+, Pi 3 (Black) : Electronics
![Raspberry Pi 4B / 3B+/3B Argon Power Switch Adjustable Speed Fan And Thermal Intelligent Monitoring - MaidaTech Raspberry Pi 4B / 3B+/3B Argon Power Switch Adjustable Speed Fan And Thermal Intelligent Monitoring - MaidaTech](https://www.raspberrypibox.com/wp-content/uploads/2023/09/1-1-37.jpg)