APC ACDC2303 rack accessory

APC ACDC2303. Product color: Black, White. Width: 19.8" (503 mm), Depth: 42.2" (1072 mm), Height: 1.18" (30 mm). Package width: 20.5" (520 mm), Package depth: 42.9" (1090 mm), Package height: 1.97" (50 mm)