FT55DL/835 Compact Fluorescent Light Bulb - Description: DULUX 55W long compact fluorescent lamp with 4-pin base, 3500K color temperature, 82 CRI, for use on magnetic, electronic and dimming ballasts Average Rated Life (hr) 12000 - Base 2G11 - Bulb T5 - Color Rendering Index (CRI) 82 - Color Temperature/CCT (K) 3500 - Family Brand Name DuluxÌâå L - Initial Lumens at 25C 4800 - Mean Lumens at 25C 4128 - Maximum Overall Length - MOL (in) 21.1 - Maximum Overall Length - MOL (mm) 535 - NEMA Generic Designation (current) FT55W/2G11/835 - Nominal Wattage (W) 55.00 - Manufacturer - Sylvania FT55DL/835 Compact Fluorescent Light Bulb Part number ÌâåÐ 20591