The ABB-1SCA022872R0790 OT1250E03CP 1250A, 3P transfer şalteri (I-0-II) The ABB-1SCA022872R0790 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 1250A and features 3P 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-1SCA022872R0790 combines reliability and efficiency, making it an excellent choice for critical power systems.