IT-E151 is a rack mount kit designed for use with BK Precision 178X series power supplies and 8500 series electronic load instruments. The kit enables mounting of single or dual instruments side-by-side in a standard 19-inch rack cabinet, with overall dimensions of 482.60 mm x 465.50 mm x 120 mm. Installation requires removal of the carrying handle and plastic ears from the instrument prior to rack mounting. This accessory provides a professional solution for integrating test equipment into rack-based laboratory or production environments.