Three 120*120*38 fans are installed in the standard configuration to ensure sufficient heat dissipation requirements.Two 12038 fans at the rear (optional)

7 80*38 fans in the standard configuration, 6000 rpm, 4PIN,Double rollers to ensure sufficient heat dissipation requirements

Material:​0.8-1.2 mm thick high-strength galvanized steel (SGCC);​
colour:​The ears of the chassis are roasted with black powder, the front panel is roasted with black powder, and the body of the main chassis is not painted;​
hard drive:​12 * 3.5" hot-swappable hard drive​
Extension bits:(4U 12HDD Server Chassis) 1. Server Chassis Vertical plug-in card module on the rear window; 2. All-in-one power supply accessory combination; 3. Redundant power supply accessory combination;

The ear of the case is baked with black powder, GD04605-24 and the body part of the case is not painted;

The ear of the case is baked with black powder, GD04606-36 and the body part of the case is not painted;

Material:1.0-1.2 mm thick high-strength galvanized steel (SGCC);
colour: 4U 20HDD server chassis The ears of the chassis are roasted with black powder, and the body of the chassis is not painted;
hard drive:Standard 20*3.5 inch hot-swappable tray and Standard 2*2.5 inch hard drive quick with release and fixing strip
cooling system:Support 3 central 120*38 fans Support 2 rear 80*25 fans 4U 20HDD server chassis