The RAB Lighting HID-54-EX39-850-BYP/3SP is a 54W LED HID replacement lamp with an EX39 mogul base and 3-pin sensor port for direct integration with occupancy or photocell sensors in area and streetlighting fixtures. It delivers 8,100 lumens at 5000K with 80 CRI on 100277V ballast bypass. DLC listed (ID: PLCUHX2SNULC) with a 50,000-hour rated life and clear finish.