The SYLVANIA M400/U/ET18-64575 400W Metal Halide Bulb ET18 is a high-quality light bulb designed for industrial and commercial lighting applications. With a maximum wattage of 400W, this bulb provides bright and efficient illumination. The metal halide technology ensures long lifespan and durability, making it a reliable choice for facility maintenance and safety. As a trusted brand in the industry, SYLVANIA ensures that this bulb is a top choice for those looking to upgrade their lighting systems. Location: Shelf 10