Sylvania Metalarc 400 W ED37 HID Bulb 36000 lm White Metal Halide 1 pk

The high-performance Sylvania 64036 Metalarc metal halide lamp is among the most energy-efficient sources of white light available today for many interior and exterior applications. Please note that metal halide lamps cannot be operated without a ballast. Suitable for open luminaires only if operated vertically +/- 15 degrees, provided the installation is not near people or flammable or combustible material.