A bi-polar transistor with an insulated port or IGBT is in a semiconductor power category and is used as an electronic switch that is used in new devices to increase efficiency and accelerate in switching. Semikron IGBT Models: SKiiP 38NAB12T4V1 , SKiiP 24NAB12T4V1 , SKiiP 12NAB126V , SKiiP 03NEC066V3 , SKiiP 02NEC066V3