The RAB Lighting HID-36-EX39-8CCT-BYP/5SP/480V is a 36W CCT-selectable LED post-top HID replacement lamp with an EX39 mogul base, providing field-selectable 3000K, 4000K, or 5000K color temperatures and output ranging from 4,680 to 5,040 lumens at 80 CRI. Engineered for ballast bypass on 277480V systems, this Type B lamp suits post-top area lights and decorative outdoor fixtures in municipal, campus, and commercial settings. A 50,000-hour rated life and efficacy up to 140 LPW reduce long-term maintenance and energy costs.