PART NO.DTNF363J, , SIEMENS INDUSTRY, INC., , SIEMENS LOW VOLTAGE CIRCUIT PROTECTION HEAVY DUTY SAFETY SWITCHES. TYPE: ENCLOSED, SAFETY SWITCH STD: UL V. RATING: 600V A. RATING: 100A, , WATTAGE: 3W NO. OF POLES: 3P F. RATING: 60HZ, , ACTION: DOUBLE THROW MATERIAL: 304SS, , ENCLOSURE: TYPE 12. 2-3 POINT MOUNTING HOLES., , INSULATION: YES O. CYCLES: 10