...have threaded 12-24 or 10-32 holes for quick installation of patch panels, and 4-post racks usually have M6 square mounting holes for mounting servers. • Rack heights. • Height, or rack units, is one of the most important specifications in choosing...

...operation takes up to 10 milliseconds. They only protect from power failures. • Line Interactive — They protect not only from power failure, but also from underand over-voltage. They are ideal for small to enterprise IT and network environments. •...

...holes can be 12-24 or 10-32 tapped holes for use with a bolt, the M6 square hole has become the dominant standard for cabinet rails. • Because of the danger of stripped threads, tapped holes are commonly used only with equipment that is rarely cha...