Hammond 1554 Series Watertight Polycarbonate Enclosures – Hammond 1554N2GY, This watertight grey PC enclosure from Hammond measures 120 x 120 x 60mm and comes equipped with a flat lid. It is ideally suited for mounting printed circuit boards or DIN rail mounted components. Hammond 1554N2GY Watertight PC Enclosure 120 x 120 x 60mm Grey