about  type：
type A is open the American Standard holes on front panel ，and one power input socket holes in side panel ，the other panel are blank

type B is open the Heat dissipation holes on tope panel ，and one power input socket holes in side panel ，the other panel are blank

type C is open  American Standard holes on front panel and one power input socket holes in side panel
，the Heat dissipation holes on tope and bottom panel

Product Details:

External dimensions: width 372MM * height 130MM * depth 360MM

Internal  dimensions: width 360MM * highht 120MM * depth 310MM

Weight after packing : 8KG

Front and rear panel thickness: 6mm

Left and right panel thickness: 6mm

Thickness of upper and lower panels: 4mm

Package list:

1 × Aluminum chassis

1 × Power outlet

1 set × rubber foot

Note: Excluding American standard power outlets, you need to purchase them yourself.