![Amazon.com: Noctua NH-L9a-AM4, Premium Low-Profile CPU Cooler for AMD AM4 + NA-FD1 Fan Duct Kit : Electronics Amazon.com: Noctua NH-L9a-AM4, Premium Low-Profile CPU Cooler for AMD AM4 + NA-FD1 Fan Duct Kit : Electronics](https://m.media-amazon.com/images/I/811Ta3Dm0IL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Noctua NH-L9a-AM4, Premium Low-Profile CPU Cooler for AMD AM4 + NA-FD1 Fan Duct Kit : Electronics
![Swapped the fan on my NH-L9a with an NF-A9 and it fits perfectly in the Sentry. About 4-5C cooler and a bit quieter : r/sffpc Swapped the fan on my NH-L9a with an NF-A9 and it fits perfectly in the Sentry. About 4-5C cooler and a bit quieter : r/sffpc](https://preview.redd.it/2waxajzxpzq91.jpg?width=640&crop=smart&auto=webp&s=b701b2af2c76f7277089aaeba3c36d17d23ca9e5)
Swapped the fan on my NH-L9a with an NF-A9 and it fits perfectly in the Sentry. About 4-5C cooler and a bit quieter : r/sffpc
![Amazon.com: Noctua NH-L9a-AM5 chromax.Black, Premium Low-Profile CPU Cooler for AMD AM5 (Black) : Electronics Amazon.com: Noctua NH-L9a-AM5 chromax.Black, Premium Low-Profile CPU Cooler for AMD AM5 (Black) : Electronics](https://m.media-amazon.com/images/I/81qkueoT7hL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Noctua NH-L9a-AM5 chromax.Black, Premium Low-Profile CPU Cooler for AMD AM5 (Black) : Electronics
![Amazon.com: Noctua NH-L9a-AM5 chromax.Black, Premium Low-Profile CPU Cooler for AMD AM5 (Black) : Electronics Amazon.com: Noctua NH-L9a-AM5 chromax.Black, Premium Low-Profile CPU Cooler for AMD AM5 (Black) : Electronics](https://m.media-amazon.com/images/I/71iFNHoVwYL.jpg)
Amazon.com: Noctua NH-L9a-AM5 chromax.Black, Premium Low-Profile CPU Cooler for AMD AM5 (Black) : Electronics
![Amazon.com: Noctua NH-L9a-AM4 chromax.Black, Low-Profile CPU Cooler for AMD AM4 Desktop (Black) : Electronics Amazon.com: Noctua NH-L9a-AM4 chromax.Black, Low-Profile CPU Cooler for AMD AM4 Desktop (Black) : Electronics](https://m.media-amazon.com/images/I/71PCyuPvp+L.jpg)
Amazon.com: Noctua NH-L9a-AM4 chromax.Black, Low-Profile CPU Cooler for AMD AM4 Desktop (Black) : Electronics
![Noctua NH-L9a-AM4 chromax.black 92mm Quiet Fan ITX Case Thin Section Radiator For AMD AM4 CPU Cooling Cooles - AliExpress Noctua NH-L9a-AM4 chromax.black 92mm Quiet Fan ITX Case Thin Section Radiator For AMD AM4 CPU Cooling Cooles - AliExpress](https://ae01.alicdn.com/kf/H4c79ba5486ea4b0e90491c7c3ad7b113E.jpg_640x640Q90.jpg_.webp)