Square D 400A 3P4W 600V Nema type 3R rain-proof Heavy duty fusible safety switch. This switch includes a factory installed solid neutral and is suitable for use as service entrance equipment. If a separate equipment ground is required, order part number PKOGTA2 (sold separately). Rated 250hp. Use with Edison 225A-400A type ECSR RK5 600V fuses. Dimensions: 50.31"H x 27.76"W x 9.53"D (cabinet depth, not including operating handle). Ships palletized via truck freight.