Hubbell Electrical Products Explosionproof Conduit Outlet Box GEBC-4

ELECTROSTATICALLY APPLIED POWDER COATED COPPER FREE ALUMINUM MATERIAL ROUND SHAPE 1-1/4 INCH HUB SIZE 2 HUB(S) UL 886, CSA C22.2 APPROVAL LUG MOUNTING CLASS I DIV 1 AND 2 GROUP B C D, CLASS I ZONE 1 GROUP IIA IIB IIC, CLASS II DIV 1 AND 2 GROUP E F G, CLASS III, NEMA 4X ENCLOSURE INTERNALLY THREADED COVER TYPE 29 CU INCH CAPACITY C STYLE FEED THROUGH, (2) SIDE HUB LOCATION EXTERNAL HUB TYPE 3-1/2 INCH COVER OPENING DIAMETER INCLUDES GROUNDING SCREW GEB MODEL