ROUND, SEMICONDUCTOR TYPE; 3.63 INCH; UL APPROVAL; 500 VAC/450 VDC VOLTAGE RATING; 1.22 INCH DIAMETER; 100 KILOAMPERE (AC), 79 KILOAMPERE (DC) INTERRUPTING RATING; 175 AMPERE CURRENT RATING; BLADE TERMINAL TYPE; VERY FAST ACTING CHARACTERISTICS