Power Distribution Block For Conductor Material Aluminum Copper Line Connections/Pole 1 For Line Copper Wire Size - Minimum 6 AWG For Line Copper Wire Size - Maximum 250 kcmil Load Connections/Pole 1 For Load Copper Wire Size - Minimum 6 AWG For Load Copper Wire Size - Maximum 250 kcmil Maximum Current - Copper Conductor 255 A Maximum Voltage 600 V AC/DC Number of Poles 2 Overall Depth 2.6 in Overall Length 5.37 in Overall Width 2.66 in UL 94 Flammability Rating V-0