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Operation of the 555 Temperature-Controlled Fan Controller

Jan 25, 2026
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This is a companion video for our Circuit Component Super Series at Motbots.com. In this video we show the operation of the 555 Temperature-Controlled Fan Controller. Build video of the circuit linked below: Making a 555 Temperature-Controlled Fan Controller ➡️ https://youtu.be/UkDahNnKr4I This circuit is from the circuit build instructional content in Part 4 of our series titled, "Putting Components to Work: Making a 555 Temperature-Controlled Fan Controller." It's encouraged that you go check out our Circuit Component Super Series, particularly "Putting Components to Work," to gain a better understanding of how the components used for this circuit work together to control a 12VDC brushless fan using a 555 timer. (Link below) Video for Our Website Page: "Putting Components to Work: Making a 555 Temperature-Controlled Fan Controller" Page URL: https://motbots.com/putting-components-to-work-making-a-555-temperature-controlled-fan-controller/ Description: This is a supplemental video for a post made on our website. Website: https://motbots.com #motbots #motivatedrobotics #555 #555timer #dcfan #learnelectronics #breadboard #capacitor #resistor #mosfet #diyprojects