What’s the difference? Uses Captive loose-off screws for true no-installation, no screwdriver is needed to introduce your module into the enclosure. Optional Accessories: Blank Cover (ASIN: B09CG9VSXM), I/O Panel (ASIN: B09CG2V35T).
uctronics
Raspberry Pi 4B SSD Rack Mount with Color Display & Extra
4 SATA shieldsNo need for SATA-to-USB cables, just plug in 4 2.5″ SSDs for additional storage capabilities. The board is also reserved for a fan interface, which supports external 2.54 2pin fans to cool the Raspberry Pi. Please note that the thickness of a 2.5″ SSD cannot exceed 7mm.
Raspberry Pi 4 Cluster Enclosure with SSD Support
Wide compatibility Designed to house 4Raspberry Pi 4B, 3B/3B, or other B models, 42.5 SSDs and Ethernet switch in a cluster case. You can use it as a complete desktop NAS. It also has holes reserved for the SD card extension adapter (ASIN: B09CKRDFTH) which allows you to access the SD card from the front of the case. Please note that the thickness of a 2.5″ SSD cannot exceed 7mm.
UCTRONICS Upgraded Complete Enclosure for Raspberry Pi Cluster, Compatible with Pi 5, 4B, 3B/3B, and Other B Models, House Up to 42.5″ SSD, Support PoE/PoE HAT and Switch, 2 Cooling Fans
Wide compatibility Designed to house 4Raspberry Pi 4B, 3B/3B, or other B models, 42.5 SSDs and Ethernet switch in a cluster case. You can use it as a complete desktop NAS. It also has holes reserved for the SD card extension adapter (ASIN: B09CKRDFTH) which allows you to access the SD card from the front of the case. Please note that the thickness of a 2.5″ SSD cannot exceed 7mm.