Magnum Energy ME-CB Conduit Box for AC/DC Wiring Fits on the front side of the Magnum ME, MS, MS-PAE and RD Series inverter Fits on the front side of the Magnum ME, MS, MS-PAE and RD Series inverter Provides knockouts for use with 1/2, 3/4, 1 and 2 trade size conduit and adds just over 5 (13 cm) to the length of the inverter