PC-A20 has modularized hardware design, the HDD cages, can be remove, or modify to suit user's need.

PC-A20 also features multi-heat zone design, ensure the best thermal & silent solution.

To keep the system cool, and also running silent at the same time. PC-A20 using large sizes fans which running in low RPM, but still have enough air flow.

There is a three-speed fan controller in the front, user can use it to adjust the fan speed to suit their needs.140mm fan speed 800-980-1180 RPM; 12mm fan speed 1020-1240-1500RPM; Factory set to mid speed. user can adjust to get the best balance between silent and cooling.

PC-A20 has two heat zones, one zone for motherboard, graphics card and optical drives, and one zone for 3.5" HDD and power supply unit. To separate the heat sources for better thermal solution.

PC-A20 has fitted a 140mm intake fan, The fan can output high air flow volume with lower RPM to push the cold air through the HDD rack. It can be adjust by the three-speed fan speed controller, factory setting to Middle (980RPM), user can adjust the fan speed to suit.?(140mm fan speed @800-980-1200RPM)

There is a 120mm exhaust fan at the rear to draw the hot air out, and a 140mm PCI cooler fan next to the PCI slots. Their speed can be adjust by the three-speed fan controller, (120mm 1024 - 1240 -1500RPM; 140mm 800 - 980 - 1200RPM) factory setting to Middle (120mm@1240RPM; 140mm@980RPM), user can adjust the fan speed to suit.

PC-A20 has fitted a 120mm fan on the graphics card holder to cool the memory and north bridge chip set. Fan speed can be adjust by the three-speed fan controller,factory setting to middle (1240RPM), user can adjust the fan speed to suit.

Power supply unit located at the lower part of the chassis, and it can get the cool air from the bottom of the chassis. Ideal for keep power supply in lower temperature to keep in best output performance, also keep the components cold to extend the life cycle.

PC-20 has fitted with a server grade graphics card pillar, to hold the heavy graphics card in place.

The Motherboard tray is removable. Just release two fixing thumb screws at the rear, and the motherboard tray can be released. You can put the motherboard tray on the table top, so there's no more working in a narrow space.

Multi-media I/O ports located on top of the case, easy for user to access, and it comes a dust-free cover.

Specifications

Model : PC-A20

Case Type : Super Midi Tower

Dimensions : 220mm x 552mm x 602mm (W x H x D)

Front bezel Material : Aluminum

Side Panel : Plain

Body Material : Aluminum

5.25" drive bay (External) : 7

3.5" drive bay (External) : n/a

3.5" drive bay (Internal) : 8

Expansion Slot : 7

Motherboard : EATX, ATX, M-ATX

System Fan (Front) : 14cm Ball Bearing Fan (800-980-1180RPM)

Factory setting to middle speed @ 980RPM

System Fan (Top) : N/a

System Fan (Rear) : 14cm Ball Bearing Fan (800-980-1180RPM)

(Factory setting to middle speed @ 980RPM)

12cm ball-bearing fan (1020-1240-1500 RPM)

(Factory setting to middle speed @ 1240RPM)

I/O Ports : USB2.0 x 4, IEEE1394 x 1, ESATA x 1, HD+AC97 Audio