Vermin door accepts both 30 and 50 Amp cord. Open back for a variety of uses. Direct OEM replacementUV and impact resistant. Resistant to road salts and acids. Paintable. Cutout Dim: 4-3/4"" h x 5-7/8"" w. Outside Dim: 6-1/2"" h x 7-5/8"" w. Collar Depth: 1-1/8. Black.