The Acuity Brands Holophane R150PM12BSDU050U Lighting Ballast is a 150-watt, 120-volt utility ballast from Holophane, a brand of Acuity Brands. The part number R150PM12BSDU050U and the Style Utility designation identify it as a standard ballast intended for compatible luminaires in commercial and industrial installations. It is specified for 120 V operation with a 150 W lamp load. As part of the Holophane family within Acuity Brands, it provides essential electrical regulation for lamp operation in compatible fixtures.
