The Atlona AT-RACK-1RU is a heavy duty, 1U rack shelf designed for installation of one or two Gain 120 (AT-GAIN-120) power amplifiers in an equipment rack. This rack shelf accessory is also ideal for side-by-side rack placement of many other Atlona products, including the SW Series switchers, HDVS-300 systems, Gain 60 (AT-GAIN-60) power amplifier, UHD-CAT Series DAs, and more.