Hammond 1457 series emirfi extruded aluminium enclosures hammond 1457n1201ebk a rugged extruded aluminium enclosure with 2 die cast end panels designed to house pcbs the conductive seals included with the enclosure provide protection against rfiemi and protect against ingress of dust and water to ip54 recessed areas on top and bottom of the enclosure allow for the fitting of labels membrane keypads etc enclosure comes complete with end panels seals fixing screws and self adhesive ru