*The M400/U/ET18 lamp's ANSI Ballast Designation is M59. All metal halide lamps require a ballast to operate.

Sylvania MH400/U/ET18 metal halide lamps offer high efficacy, excellent color rendition, long service life and great lumens maintenance. Compare the 400W metal halide lamps specifications and enjoy the savings.

400 Watt Compact Metal Halide Clear 4000K Mogul Base Light Bulb

• Manufacture | Sylvania
• Order Code | 64575
• Model | M400/U/ET18
• Data Sheet | Download
• Reference Code | SL-64575
• UPC Bar Code | 046135645754
• Wattage | 400 Watts
• ANSI Code | M59/E
• Rating | Enclosed Only
• Finish | Clear
• Family | Metal Halide Lamps
• Sub Family | Metalarc
• Lumen Output | 33,000
• Color Kelvin | 4000K
• Lamp Shape | ET18
• Lamp Base | Mogul Screw Base (39mm) E39
• Burn Position | Universal
• Average Life | 20,000 Hours
• Length (MOL) | 9.75"
• Width (Diameter) | 2.25"
• Case Qty | 10 (order a case and save!)
• Price Shown | Per Lamp
• Color Rendering CRI | 65