The ABB-1SCA105054R1001 OT125F4C 125A, 4P transfer şalteri (I-0-II) The ABB-1SCA105054R1001 by ABB is a high-performance automatic transfer switch from the nan series, designed to ensure seamless power transitions. It supports a current rating of 125A and features 4P poles for versatile applications. Equipped with advanced capabilities like Manuel Transfer Switch (I-0-II), this transfer switch is ideal for professional installations. Packaged in a BOX format, the ABB-1SCA105054R1001 combines reliability and efficiency, making it an excellent choice for critical power systems.