The RAB Lighting HIDFA-200S-EX39-8CCT-BYP/480V is a 200/150/100W field-selectable LED HID replacement lamp engineered for high-voltage ballast-bypass installations on 277480V circuits with an EX39 mogul base. It produces 17,22033,260 lumens across three selectable CCTs (3000K/4000K/5000K) at CRI80 and up to 168 lm/W efficacy, making it well suited for large-scale post top, street, and area lighting retrofits. White finish and a 50,000-hour rated life reduce lamp change-out frequency in demanding outdoor and industrial applications.