Appleton Code Master Jr. Lamp Guard, Dust-Ignitionproof Explosionproof, For Use With: 50 to 150 W Medium Base High Pressure Sodium, 50 to175 W Pulse Start Metal Halide lamp, High-Intensity Discharge Factory Sealed Luminaries, Copper Free Aluminum, Epoxy Powder Coated Finish, 9 in L x 9 in W x 7-1/2 in H Dimensions

NEC: Class I, Div 1 and 2, Groups B, C, D, Class II, Div 1 and 2, Groups E, F, G, Class III|CSA Certified Class I, Div 1 and 2, Groups B, C, D, Class II, Div 1 and 2, Groups E, F, G, Class III|Exd IIB + H2|UL 1598|UL 844|UL E10444|C22.2 No. 250|C22. 2No. 137|CSA 025428