19 inch aluminum server subrack (2U, 3U, 4U, 5U, 6U, 7-12U)
Subrack is also called U chassis. The standard size of the chassis is the server's width (482mm=19 inches) X height (multiples).
The width is 19 inches and the height is 44.45mm as the basic unit. 1U chassis is 19 inches wide and 44.45mm high.
Other standard sizes include 19" 1U, 2U, 3U, 4U, 5U, and 6U.
All are generally 19 "standard rack-type structure, this subrack can be used largely in communications cabinets, power cabinets, CPCI and other structural cabinets. It Meets GB3047-1986 national standard.
we are professional manufacture can supply custom service as all kinds of metal shell/box/case/ enclosure CNC parts, if you want 19"1u 2u 3u 4u 5u 6u server subrack and U chassis, please feel free to contact me too