JB3030, JE2835, & JR5050 Mid-Power LEDs Cree LED JB3030, JE2835, and JR5050 Mid-Power LEDs offer mid-power light output, high efficacy, and excellent value in a reliable package. These LEDs feature 25ºC flux binned, 85ºC chromaticity binned, 6500K to 2700K ANSI CCTs, and 5V reverse voltage. These mid-power LEDs operate at -40ºC to +105ºC temperature range and 125ºC LED junction temperature. The LEDs are UL recognized component (E495478). Typical applications include troffers, panel, and outdoor area lights.