Hammond 1554 series watertight polycarbonate enclosures hammond 1554vb2gy this watertight grey pc enclosure from hammond measures 240 x 160 x 120mm and comes equipped with a flat lid it is ideally suited for mounting printed circuit boards or din rail mounted components this heavy duty version includes 6 lid screws hammond 1554vb2gy watertight pc enclosure 240 x 160 x 120mm grey