SUGGESTED LED REPLACEMENTS: 

270 Watt LED HighBay Retrofit EX39 Mogul Base Enclosed Fixture Rated 120-277V

270 Watt LED High Voltage 277-480V HighBay Retrofit EX39 Mogul Base Enclosed Fixture Rated

Metal Halide Cross Reference:
Venture MPI 1000W/BU
GE MPR1000/VBU/HO/O
Sylvania MP1000/BU-ONLY
Philips MP 1000/BU

Metal halide light bulbs are a member of the High Intensity Discharge (HID) family of lighting products. Metal Halide light bulbs are among the most energy efficient sources of white light available today. These 350 watt metal halide light bulbs feature special chemical compounds known as Halides that produce light in most regions of the spectrum.

Satco's MP1000/BT56/BU/4K/EX39 (S7921) Metal Halide light bulbs offer high efficacy. They have excellent color rendition, long service life and good lumen maintenance. Because of their numerous advantages, metal halide HID light bulbs are used extensively in outdoor applications and in commercial interiors.

Satco HYGrade MP1000/BT56/BU/4K/EX39 1000W Metal Halide, Base Up Burn Lamps are intended primarily for use in open luminaires but may also be used in enclosed luminaires. These Pulse Start HID bulbs come with a 4000K cool white color temp, Initial Lumens 100,000 and Rated Average Life 12,000 Hours when burned in the Base Up (BU) position, ANSI Type M47/O. These Satco High Intensity Discharge Metal Halide HID light bulbs employ a E39 Mogul base and are designed with a BT56 bulb. Satco metal halide lamps carry a Limited Warranty. 

Specification Sheet