![CRJ Mini 2-Pin Fan Adapter Cables (2-Pack) - 4-inch (10cm), Black Sleeved - Connect 3-Pin/4-Pin PC Fans to Mini 2-Pin JST XH 2.5mm Headers : Amazon.co.uk: Computers & Accessories CRJ Mini 2-Pin Fan Adapter Cables (2-Pack) - 4-inch (10cm), Black Sleeved - Connect 3-Pin/4-Pin PC Fans to Mini 2-Pin JST XH 2.5mm Headers : Amazon.co.uk: Computers & Accessories](https://m.media-amazon.com/images/I/61qy7bDPMIL._AC_UF1000,1000_QL80_.jpg)
CRJ Mini 2-Pin Fan Adapter Cables (2-Pack) - 4-inch (10cm), Black Sleeved - Connect 3-Pin/4-Pin PC Fans to Mini 2-Pin JST XH 2.5mm Headers : Amazon.co.uk: Computers & Accessories
![Would anyone be able to explain this fan header? It's classed as a system fan header with 4 pins. However the wall around the pins is preventing me to plug my fan Would anyone be able to explain this fan header? It's classed as a system fan header with 4 pins. However the wall around the pins is preventing me to plug my fan](https://preview.redd.it/hgxq6cnoy5c61.jpg?width=640&crop=smart&auto=webp&s=4ab01dbbb5cc5b31e2dda4d5759bd1fb0f37dc39)
Would anyone be able to explain this fan header? It's classed as a system fan header with 4 pins. However the wall around the pins is preventing me to plug my fan
![The mysterious 6-pin fan header on my Inter-Tech server cases :: Cavelab blog — Stories from the Cavelab The mysterious 6-pin fan header on my Inter-Tech server cases :: Cavelab blog — Stories from the Cavelab](https://blog.cavelab.dev/2021/03/inter-tech-case-fan-header/4u-4129-n-20200501_165655.jpg)
The mysterious 6-pin fan header on my Inter-Tech server cases :: Cavelab blog — Stories from the Cavelab
![Gelid Solutions 1-to-4 PWM USB Hub Connect 1 motherboard PWM fan header to up to 4 fans, compatible with all 3 and 4-pin PWM fans : Amazon.co.uk: Computers & Accessories Gelid Solutions 1-to-4 PWM USB Hub Connect 1 motherboard PWM fan header to up to 4 fans, compatible with all 3 and 4-pin PWM fans : Amazon.co.uk: Computers & Accessories](https://m.media-amazon.com/images/I/51V7VFl85vL._AC_UF1000,1000_QL80_.jpg)
Gelid Solutions 1-to-4 PWM USB Hub Connect 1 motherboard PWM fan header to up to 4 fans, compatible with all 3 and 4-pin PWM fans : Amazon.co.uk: Computers & Accessories
![PCB has one type of 4-pin PWM fan connector. I want to replace with a general purpose PC case fan (ie Noctua Industrial). Noctua doesn't fit. Wat do? : r/diyelectronics PCB has one type of 4-pin PWM fan connector. I want to replace with a general purpose PC case fan (ie Noctua Industrial). Noctua doesn't fit. Wat do? : r/diyelectronics](https://external-preview.redd.it/_CqYsYwkwCmtM7EPd87ZjMOKkAzxYzI8dVUVLgWaHfI.jpg?auto=webp&s=ddf8d561e029b71a4cf840d234d7382bff177e5c)