The rackmount identification panel shall be Lowell Model No. IP-ID-1, which shall be 18-gauge certified U.S. steel with 0.63 in. flange and smooth black semi-gloss powder epoxy finish. The panel shall measure 19 in. wide x 1.75 in. (1U). It shall feature a pocket window made to accept a half inch high paper label to identify equipment mounted above and below it.