Larson Electronics Three Hub Explosion Proof Junction Box - Two Side Hubs & One Back Hub - Aluminum -Class 1 Division 1

Explosion Proof Junction Box - Three Port Jbox - Two Side and One Rear Hub - Aluminum Universal design with three threaded universal hubs Copper-free aluminum body and cover provide resistance to corrosive atmospheres Internally threaded body and externally threaded cover with O-ring for rain tight fit, NEMA 3 and 4. Covers have pry notches for bar or wrench. Smooth, rounded integral bushing in each hub type box protects conductor insulation. Safety certifications UL Standard 886 - Class 1 Division 1 & 2 and Class II Division 1 & 2 if installed in compliance with NEC 501 or 502 Federal Spec. W-C-586BConforms to ASTM A47-77 Grade 32510CSA certifications.