Feser Silent Arrow 2 x 3.5" HDD Adapter & Noise Absorber - Anodized Black FS-SILENT-ARROW-BK-D
HDD CAGE from be quiet!
Raspberry Pi 4 super silent case with 2.5 HDD(SSD) mount by Zdendys | Download free STL model | Printables.com
Amazon.com: Yottamaster 4 Bay RAID External Hard Drive Enclosure 2.5"&3.5" SATA HDD/SSD Enclosure with 80mm RGB Silent Fan,Supports 72TB Max and RAID 0/1/3/5/10/Span/Clone/Normal RAID Modes - [DF4RU3] : Electronics
TerraPi Xtreme DUO Raspberry Pi Dual HDD NAS Case Kit – PepperTech Digital
Yottamaster Aluminum 5 Bay USB3.0 RAID HDD Array Enclosure (PS500RU3)
Amazon.com: UGREEN 5 Bay USB-C to SATA HDD SSD RAID Enclosure, Tool-Free Silent Direct Attached Storage (DAS), 2.5" 3.5" RAID External Hard Drive Enclosure Support 8 Raid Mode and Max 100TB Capacity :
Antec Present The Silent Guardian, New Quiet Computing P101 Silent Case
Watercool SILENTstar Single Hard Drive Cooler WC-12411-D
Azio ENC311SU31 Fanless (silent) External Hard Drive Enclosure | eBay
SilentDrive Acoustic Enclosure
Be Quiet Introduces New Updated Silent Base 601 Case, Priced $139.
Amazon.com: Dual Bay Hard Drive Enclosure,Yottamaster Aluminum USB3.0 2 Bay HDD Enclosure for 2.5"/3.5" SATA HDD/SSD Support 2 x 16 TB-40mm Silent Fan, SATA 3.0 6Gbps [FS2U3] : Electronics
Azio ENC311SU31 Fanless (silent) External Hard Drive Enclosure | eBay