Supports up to SSI-EEB motherboards Supports 360mm liquid cooling radiators 8 PCI expansion slots Includes sliding rail mounting holes for quick rail installation Includes one USB Type-C interface Upright or horizontal placement flexibility Front panel features anti-theft lock design providing additional security Dual-purpose chassis - Industrial / Home Designed for industrial rackmount or high-end home system usage, which can be placed in vertical or horizontal placements. Enhanced rackmount cooling capabilities The front chassis supports up to 360mm radiators with 2 x 80mm pre-installed rear fans contributing to excellent front-to-back-directional airflow. Feature-rich panel The front panel features star-crossed ventilation holes which provides an unobstructed air intake, along with anti-theft lock and aluminum handle bars for added security and accessibility. Excellent space maximization To avoid any unforeseen damages to either the motherboard or the graphics card, an expansion card retainer with storage drive mounting holes is included to prevent sagging of graphics cards while maximizing space utilization. Model No. SST-RM44 Chassis form factor 4U Motherboard SSI-EEB, SSI-CEB, Extended ATX, ATX, Micro-ATX, Mini-ITX Material Steel Drive Bay Internal 3.5" x 2 (compatible with 2.5" x 3)2.5" x 4 Power Supply PS2 (ATX) / Mini Redundant Limitation of PSU 255mm Cooling system Front 120mm x 3 Rear 80mm x 2(80mm black fan x 2 included) Front Radiator support 120mm x 3 / 120mm x 1 + 240mm x 1 / 360mm x 1 Limitation of CPU cooler Height w/ expansion card retainer: 137mmHeight w/o expansion card retainer: 148mm Expansion card Length: 424mm (without installing front fans and radiators)Width w/ expansion card retainer: 113mmWidth w/o expansion card retainer: 154mm Expansion Slot 8 Front I/O Port USB Type-C x 1USB 3.0 x 2 LED indicator Power status x 1HDD activity x 1LAN activity x 2 Dimension 440mm (W) x 176mm (H) x 468mm (D), 36.32 liters17.32" (W) x 6.93" (H) x 18.43" (D), 36.32 liters Net Weight 9.2 kg Extra Side switch for chassis intrusion security