Welded ConstructionFor use with conduits21-Cubic Inch capacityProtects device from damageUL listed
Highlights: Size : 4" X 1-1/2" 21 cu. in. capacity Welded construction with 1/2" and 3/4" knockouts Pre-galvanized steel square box For use with conduit Welded Construction Protects device from damage UL listed
Brand: Thomas & Betts, Model: 52151-3/4W