This high-quality ballast from Keystone is a reliable and efficient choice for your lighting needs. Designed for use with metal halide lamps, it ensures optimal performance and longevity. The brand name is synonymous with excellence in the industry, and this product is no exception. Ideal for use in a variety of settings, from commercial buildings to industrial facilities, this ballast is a versatile and practical solution. With its durable construction and reliable operation, it is sure to meet all of your lighting needs. Order yours today and experience the difference for yourself! VC4