Thomas & Betts 5070-IV Single Gang Boxes Thomas & Betts 5070-IV Single Gang Boxes Features: Single gang surface mounted switch and receptacle box mounted with screws UL Listed High-impact Phenolic 150º C heat rated No knockouts 4-1/2" x 2-3/4" x 1-5/8" 5070-IV: Ivory 5070-BR: Brown 5070-WH: White