The RAB Lighting A23-24-EX39-850-ND 120-277V is a 24W A23 LED retrofit lamp delivering 3,050 lumens at 5000K with a mogul EX39 base, designed as a direct HID replacement for commercial and industrial luminaires. Operating on 120277V non-dimming, it achieves 127 lm/W efficacy and a 50,000-hour rated life with CRI80 and DLC v5 listing.