![Amazon.com: DC 12V PWM Speed Controller, PWM Control Mode Reverse Timing Fan Fan Temperature Controller Plastic for Workshop for Laboratory for Factory for Industry : Industrial & Scientific Amazon.com: DC 12V PWM Speed Controller, PWM Control Mode Reverse Timing Fan Fan Temperature Controller Plastic for Workshop for Laboratory for Factory for Industry : Industrial & Scientific](https://m.media-amazon.com/images/I/51jq5O4zhbL.jpg)
Amazon.com: DC 12V PWM Speed Controller, PWM Control Mode Reverse Timing Fan Fan Temperature Controller Plastic for Workshop for Laboratory for Factory for Industry : Industrial & Scientific
![3-pin CPU fan always at 100% (due to PWM only mode), should I connect it to SYS_FAN (Voltage mode)? : r/buildapc 3-pin CPU fan always at 100% (due to PWM only mode), should I connect it to SYS_FAN (Voltage mode)? : r/buildapc](https://external-preview.redd.it/_l5ENKCOuVbQos2tg9Ym8toB-Du9LiVg3r9gEdWUHZE.jpg?width=640&crop=smart&auto=webp&s=1aa6e24d18b4033a8732d076fb481add5b2251d8)
3-pin CPU fan always at 100% (due to PWM only mode), should I connect it to SYS_FAN (Voltage mode)? : r/buildapc
![PRO Z690-P D4, i5-12500] DC Fan control setting in Hardware Monitor is missing (only PWM is displayed) -> cannot tweak fan curve for 3-pin DC fans, they run at 100% all the PRO Z690-P D4, i5-12500] DC Fan control setting in Hardware Monitor is missing (only PWM is displayed) -> cannot tweak fan curve for 3-pin DC fans, they run at 100% all the](https://preview.redd.it/so6wmkjl0jc81.jpg?auto=webp&s=b5fd47a533923a90b342ddec5940edf86cceb078)