Hubbell-Wiegmann subpanel, carbon steel, white, polyester powder coat finish. For use with 42x36 (HxW) B423609CH, N124236xx, N1C364209, N4423608, RHC423612, SDN12423xxxPL, SN4423712, SSN4364212WF3PT, SSN44236xxx, SSN4X423712x and WA364212FM enclosures.