Sylvania Bulb HID 400 ED37 Mogul Base Metal Halid S4833

High performance SYLVANIA METALARCmetal halide lamps are 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; otherwise this lamp must be operated in a suitably enclosed luminaire. (Additional information available upon request.).