Cutler Hammer QC2030 thermal magnetic; 2 pole; 120/240 vac; 30 ampere at 40 deg c; interrupting rating 10000 ampere at 120/240 vac, 5000 ampere at 24 to 48/62.5/80 vdc; box lug terminal; wire size 14 to 10 awg aluminum/copper (line); 14 to 4 awg aluminum/copper (load)