Thomas & Betts 5060-IV Single Gang Boxes Thomas & Betts 5060-IV Single Gang Boxes Features: White 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 1-1/8" 5060-WH: White 5060-IV: Ivory 5060-BRN: Brown