Square D,LOADCTR QO MB 240V 200A 1PH 20SP NEMA 3R,#4 to 250 AWG/kcmil (Al/Cu),1 phase,120/240 V AC,120/240 V AC,22 kA,200 A,3-Wire,Convertible Mains (breaker),Designed to meet residential, commercial and industrial requirements to protect electrical systems, equipment and people.,Load Center,NEMA 3R,QO,UL Listed