CASE ALUMINIUM 40X63.5X30MM; Enclosure Type:Heat Sink; Enclosure Material:Aluminium; External Height - Metric:30mm; External Width - Metric:63.5mm; External Depth - Metric:40mm; IP Rating:-; Body Colour:Silver; NEMA Rating:-; External Height - Imperial:1.18"; External Width - Imperial:2.5"; External Depth - Imperial:1.57"; Product Range:-; No. of Switch Holes:-; Internal Height - Metric:26mm; Internal Width - Metric:51.5mm; Wall Thickness:2mm