Features60 Hz frequencyG90 galvanized steel with powder coat finish19-1/4 in H x 9 in W x 5-3/16 in D(1) 50 A 2-pole 120/240 VAC/(1) 20 A 1-pole 120 VAC breaker/load center12 to 1/0 AWG line/(2) 14 to 1/0 AWG and (4) 14 to 6 AWG ground/neutral wire size