DIY Controlling fan speed with MOSFET BD 139

Hi Friends, Today In This Video I Have Shown DIY Cooling Fan With Speed Control | School Project DIY Controlling fan speed with MOSFET BD 139 | Fan speed control | SpeedFan
Components required:
1. Fan 12V
2. MOSFET BD 139
3. variable resistor 10 KΩ
4. resistor 1 KΩ
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Note: Some People copy my content as well as the thumbnail. I have no issues with content as long they make it themselves. But for the thumbnail, It belongs to respective owners (Some also created by myself). If you get a copyright strike without any notice by copying my thumbnail, it is not my fault. Happy Creating 🙂
WARNING: This video is for demonstration and education purposes only Each demonstration presents risks and hazards that must be fully understood before attempting and should be performed only by professionals
#fan #fanspeed #fancontrol