Killark LZ2SE2-32230 - NEMA 4 & IP66 rated enclosure. Housing-one piece fiberglass reinforced polyester or 316 Stainless Steel. Clear Lexan® impact resistant polycarbonate lens. Two 3/4” NTP hubs - one at each end (includes one 3/4” close-up plug and two 3/4” X 1/2” reducers for maximum user flexibility). Two 1/4”- 20 bushings furnished in top of fixture for threaded rod NEMA 4X and IP66 rated enclosure. Housing - 316 stainless steel. Clear Lexan impact resistant polycarbonate lens. Two 3/4" NPT hubs - one at each end (includes one 3/4" close-up plug and two 3/4" x 1/2" reducers for maximum user flexibility). Two 1/4"-20 bushings furnished in top of fixture for threaded rod. - Class I, Division 2, Groups A, B, C, D - Class I, Zone 2, Groups IIC, IIB, IIA - Class II, Division 2, Groups F, G - Class III, Divisions 1 & 2