AC Disconnect Switches SIRCO M in polycarbonate enclosure Enclosed non-fusible disconnect switches with UL and CSA standards - up to 100 A SIRCO UL in steel enclosure Enclosed non-fusible disconnect switches with UL and CSA standards - up to 1200 A SIRCO M in painted steel enclosure Enclosed non-fusible disconnect switches with UL and CSA standards - up to 100 A