Sunlite® 30178-SU F28T8/SP850 28W Fluorescent T8 Bulb, Medium Bi-Pin, Super White

THE FLUORESCENT 28 WATT 5,000K SUPER 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.