NH-D9L
https://www.youtube.com/watch?v=Uj8fn03yG_0
https://noctua.at/en/nh-d9l
only 110mm high, 3U compatible
95x95mm design for 100% RAM & PCIe compatibility
Classic 92mm tower size for excellent overall compatibility
NF-A9 92mm fan with PWM
SecuFirm2™ for LGA1700 (since 2021), LGA1200, LGA1150, LGA1151, LGA1155, LGA1156, LGA2066, LGA2011, & AM4, AM5 (since 2019)
NSPR 88
https://noctua.at/en/productfaqs/productfaq/view/id/245/
NM-i17xx-MP83 (83mm mounting pitch)