This sale is for a obsolete AEC 100 AMP, 240 VOLT, 1 PHASE MAIN FUSED DISCONNECT SWITCH BLOCK (LINE & LOAD FUSED BLOCK with ROCKER SWITCH HANDLE), comes with TWO (2) 100 AMP, 250 VOLT BLADE FUSES, for use with AEC (AMALGAMATED ELECTRIC CORP.) FUSE PANEL BOXES & LISTED ENCLOSURES (P/N: 1949, 120/240 VAC, 7.5 HP MAX) ~ please feel free to email your questions or requests for more information.