Sunlite® 30177-SU F28T8/SP841 28W Fluorescent T8 Bulb Medium Bi-Pin Cool White - Pkg Qty 30 30177-SU

Sunlite® 30177-SU F28T8/SP841 28W Fluorescent T8 Bulb, Medium Bi-Pin, Cool White

The fluorescent 28 watt 4,100K cool white T8 high performance straight tube features a medium bi-pin base, provides a light output of 2,400 lumens at a color rendering index (CRI) of 83 and can last an average of 20,000 hours. These lamp utilize a single and double coat phosphor system. Series lamps have an increased CRI due to the use of tri-phosphors (rare earth phosphors). Tri-phosphors also increase the lumens/watt output of the lamp. These series lamps offer superior quality of lighting, increased energy efficiencies, and extend life.