![CompTIA A+ Cert Guide: Power Supplies and System Cooling | Foundation Topics | Pearson IT Certification CompTIA A+ Cert Guide: Power Supplies and System Cooling | Foundation Topics | Pearson IT Certification](https://www.pearsonitcertification.com/content/images/chap4_9780789749802/elementLinks/04fig21_alt.jpg)
CompTIA A+ Cert Guide: Power Supplies and System Cooling | Foundation Topics | Pearson IT Certification
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Amazon.com: Fancasee 4-Pin PWM PC Fan Hub Power Supply Cable 1 to 5 Way Splitter PC Motherboard Case Fan Power Extension Cable Cord for ATX Computer Case 4-Pin and 3-Pin Cooling Fans :
![Help] For the case fan, do I connect to PSU directly or SYS_FAN header on motherboard or both? : r/buildapc Help] For the case fan, do I connect to PSU directly or SYS_FAN header on motherboard or both? : r/buildapc](https://external-preview.redd.it/-9mgiomcrizSzz-HiBMiXLBFN2PpUUR7YGMr4AJuB1o.jpg?auto=webp&s=8dadadb96c2ccc79bc7e66e90bf50d911dcd22c8)