Circuit- Breaker,Motor Protection,2.5 - 4A,MxRtg MCPs(no OvPrt)is 1200.0A,Frame Size D,High Breaking Capacity,Std Bus Bar Mount, Top Feed,4 A,Lockable Twist Knob - Black,for Thermal Overloads,Single Pack,Std Mgntc Trp (Fxd at 13 x le),Trigger Constraints,None,NONE