BUD Industries NBB-15247 Style B Plastic Outdoor NEMA Box with Solid Door, 15-43/64" Length x 11-23/32" Width x 6-19/64" Height, Light Gray Finish Designed to IP66 of IEC 529 and NEMA 1, 2, 4 and 4x specifications UL listed to UL508-4X requirements Made of plastic Light gray finish External measures 15-43/64" length by 11-23/32" width by 6-19/64" height; internal measures 14-7/8" length by 10-7/8" width by 6-1/64" height