The RAB Lighting HIDFA-270S-EX39-8CCT-BYP is a field-adjustable 270/200/135W LED post top lamp with an EX39 mogul base, engineered as a direct HID replacement for post-top, area, and street lighting fixtures on 120277V systems. It delivers up to 41,911 lumens with selectable 3000K/4000K/5000K CCT, CRI80, ballast bypass operation, and a 50,000-hour rated life.