Hoffman AST4223R Splitter Trough, 3 wire, 225A, 48in Section, Steel/GrayWith pre-installed terminal blocks for three- and four-wire power distribution systems, this trough splits feeder circuit conductors into multiple branch circuit conductors. .Features:16 or 14 gauge steel Product Specifications BRANDHoffman® MANUFACTURERS PART NUMBERAST4223R TYPE1 CONSTRUCTIONSteel BRANCH LUG WIRE SIZE RANGE14-2/0 BRANCH LUG QTY6 DESCRIPTIONSplitter Trough MAIN LUGS WIRE SIZE RANGE6-300MCM COLORGray MAIN LUGS AMPS CU225 NUMBER OF WIRES3 A X B X C MM1219 x 210 x 114 A X B X C INCHES48.00 x 8.25 x 4.50 BRANCH LUGS AMPS CU150 MAIN LUGS QTY1