Universal Ballast, MH (HID), 120/208/240/277V, 1 lamp, 250W M58 H39 Metal Halide or Mercury Vapor (6PK) Tube Shape/Type_T5HO Number Of Lamps: (1) 400W

Number Of Lamps: (1) 400W M59 HID Metal Halide

Universal operating position

4000 hour life

Made by Espen Technology

(1) 26w quad

Universal Ballast, MH (HID), 120/208/240/277V, 1 lamp, 250W M58 H39 Metal Halide or Mercury Vapor (6PK) Tube Shape/Type_T5HO Number Of Lamps: (1) 400WBrand: Universal Voltage: 120 208 240 277V Number Of Lamps: (1) 250W M58 H39 Metal Halide or Mercury Vapor Power Factor: 0. 9 Min Start Temp: 20 Degree F Case Quantity: 6 pack Width: 3. 98 inches Height: 2. 81 inches Length: 4. 25 inches Warranty: 2 Years Usually Ships Same Day Description Warehouse Lighting. coms Universal 250W 120 277V M58 H39 metal halide or mercury vapor ballasts are sold by the six pack. They have a power factor of 0. 9 and a