KI Series Circuit Breakers
Square D KI Series circuit breakers are ideal for installation within industrial control panels & switchboards for protecting electrical circuits & equipment against current overloads & short-circuits. These current limiting circuit breakers feature thermal magnetic trip for providing both long time & instantaneous trip functions that react against severe short-circuits at once while avoiding tripping on mild overloads. I-Line style plug-in design enables ease-of-installation and load side lug terminals allow hassle-free wiring. Choose from a broad range of these 3 pole circuit breakers in amperage ratings ranging from 110 to 250A on Raptor Supplies.