While 1U or 2U will save Rack Space, they're just a pain in the you know what to work with and maintain.  Designed not only as a Space Saver but also with Room to Grow, the 3U Leopard Rack Mount Case will provide a much easier solution to a migration project.  While smaller than a typical 4U case, the 3U Leopard is no less than a 4U capacity (Total of 6 External Drive Bay).  Its rugged construction also features smart innovations such as Filtered Doors, Front USB Ports, Removable motherboard Plate.  All these features and yet, it still maintain a Standard ATX Form Factor Design.  So go ahead.  Throw any old motherboard at it.  All standard Size ATX boards will work with no doubt.  As they say: "Less is More".  This 3U Leopard Rack Mount Case will truly give you "more".

Lockable Swing Out Right and Left Doors  Removable Filters to keep dust out

USB Ports still accessible eve with Closed Doors

ATX Back Plane for Standard ATX motherboard installation   60mm Rear Exhaust Vent near CPU

Removable Motherboard Plate for Easy Installation

Center Beam support up to 2 more 80mm Fans

 

Model No.	D-300
5.25" Bay	External 4 x 5.25"
3.5" Bay	External 2 x 3.5"
M/B factor	12"(W)x10"(D) ATX M/B
Power LED Display	Yes
Fail LED Display	Yes
HDD LED Display	Yes
Cooling Fans	1x Rear Exhaust 6cm fan 2 Optional Center Cooled 8cm Fans @ Support Beam
Material	1.2mm SECC Zinc-Coated Steel
Dimension	19"(W)x 5.25"(H)x 20"(D)
USB	2 Front USB Ports (Accessible w/o Opening Doors)
Power Supply	power supply Optional available