Distribution Blocks: Block Type - Power Distribution; Openings Per Pole, Primary - 1; Conductor Size - Primary - 3/0-14; Openings Per Pole, Secondary - 1; Conductor Size - Secondary - 3/0-14; Conductor Material - CU; Material - Housing - Polycarbonate; Material - Connector - Aluminum; Rating - Voltage - 600V; Rating - Amps - 200