Is it normal for a 4 pin fan splitter to have 1 4 pin input and x 3 pin inputs? Does that still work with PWM? - Quora
![DELL fans use a different pin-layout than normal fans, so watch out before connecting them! | The Wiert Corner - irregular stream of stuff DELL fans use a different pin-layout than normal fans, so watch out before connecting them! | The Wiert Corner - irregular stream of stuff](https://archive.is/cZ9iH/ec89fb9542db97b7f27f28397e7612e0de70d0ba.png)
DELL fans use a different pin-layout than normal fans, so watch out before connecting them! | The Wiert Corner - irregular stream of stuff
![My attempt at creating a circuit board that enables 4 PIN aftermarked fans on HP ProLiant servers : r/homelab My attempt at creating a circuit board that enables 4 PIN aftermarked fans on HP ProLiant servers : r/homelab](https://preview.redd.it/m5npz1tek5811.png?width=601&format=png&auto=webp&s=e521d57dd08c558cc7e12ef7ae707a43ca0c993f)
My attempt at creating a circuit board that enables 4 PIN aftermarked fans on HP ProLiant servers : r/homelab
![Amazon.com: PNGKNYOCN 3-Pin Fan to 4-Pin Molex Pass-Through Power Adapter Cable, 4-pin Molex/IDE to 3 Pin CPU Fan Power Cable(2-Pack) : Electronics Amazon.com: PNGKNYOCN 3-Pin Fan to 4-Pin Molex Pass-Through Power Adapter Cable, 4-pin Molex/IDE to 3 Pin CPU Fan Power Cable(2-Pack) : Electronics](https://m.media-amazon.com/images/I/61TyTj-0aXL.jpg)
Amazon.com: PNGKNYOCN 3-Pin Fan to 4-Pin Molex Pass-Through Power Adapter Cable, 4-pin Molex/IDE to 3 Pin CPU Fan Power Cable(2-Pack) : Electronics
![Amazon.com: StarTech.com 12in 4 Pin Fan Power Extension Cable - M/F - Fan power extension cable - 4 pin PWM (M) to 4 pin PWM (F) - FAN4EXT12 : Electronics Amazon.com: StarTech.com 12in 4 Pin Fan Power Extension Cable - M/F - Fan power extension cable - 4 pin PWM (M) to 4 pin PWM (F) - FAN4EXT12 : Electronics](https://m.media-amazon.com/images/I/71mRaKuMTsL.jpg)