The RAB Lighting FHID-25S-EX39-8CCT is a 25/20.5/17W tri-wattage, CCT-selectable LED Filament HID lamp in an ED28 form factor with an EX39 mogul base, built for retrofitting HID fixtures in commercial, industrial, and retail environments. It offers field-selectable color temperatures of 3000K, 4000K, and 5000K with 3,1005,000 lumens, CRI80, and 010V dimming capability on 120277V. The 50,000-hour rated life and 180200 LPW efficacy reduce energy consumption and maintenance costs compared to conventional HID sources.