Appleton Mercmaster III 250 KP Series Ballast Body, Lamp Type: 175 WTT 17500 LM Mogul Pulse Start Metal Halide, Lamp Wattage: 175 WTT, Voltage Rating: 480 V, Number Of Lamps: 1, Material: Copperfree Cast Aluminum (Less Than 4/10 Of 1 PCT) Mounting Hoods, Fixture Wattage: 213 WTT, Amperage Rating: 0.25 AMP Starting, 0.5 AMP Operating At 480 V, Housing Finish: Epoxy Powder Coat, Housing Material: Copperfree Cast Aluminum (Less Than 4/10 Of 1 PCT), Ambient Temperature Range: 65 DEG C, Temperature Range: 105 DEG C Supply Wire, Ballast Type: Super Constant Wattage Autotransformer (S. C.W.A.), Ballast Quantity: 1, Frequency Rating: 60 HZ, Enclosure: NEMA 4X, IP66, Standard: Class I, Division 2, Groups A, B, C, D, Class I, Zone 2, AEx nA nR IIC (Z2), Class I, Zone 2, Ex nR IIC (Z) - CSA Certified, Class I, Zone 2, AEx nR IIC (ZB), Class II, Division 1 And 2, Groups E, F, G, Class III, Simultaneous Exposure (Class I, Division 2/Class II, Division 1), UL Listed: E10444, 1598, 1598A, 844, 60079-0, 60079-15, For Globe