3U server case has
External Bay: 3x 5.25 " +
Internal Bay: 8x 3.5 max+1x 3.5 to 2.5 adapter
Cooling fan: 2x 80mm infront preinstalled + 2 x 60mm fan at rear (option)
M/B size: Use ATX M/B support 2 x 5.25 / use Micro ATX M/B support 3 x 5.25
Supports standard ATX PSU with top 120mm or side 80mm fan both are OK
3U server Chassis with depth: 400mm (not include handle)
Material: Zinc-Coated Steel+aluminum handel
With dust filter bracket in front easy maintenace
Case Type: 3U Rack mount