GE 33774 FC8T9/CW Circline T9 Bulb GE fluorescent lamps have become a universal standard in office and other lighting applications. Fluorescent lamps have low operating costs because they're efficient, long living, high quality, and rapid starting. They cost significantly less to operate over their lifetime than incandescent lamps. GE Star lamps offer higher color rendering and lumen maintenance of 92%-95%. Also, rapid start and instant start lamps typically start within 1 second of being turned on. Lamp life is approximately 35% longer @ 3 hours per start and 20% longer @ 12 hours per start on programmed start ballasts as compared to standard instant start ballasts. Features: Base: 4-Pin (G10q) 22 Watts Color Temperature 4100K Color Rendering Index (CRI) 60 Rated Life: 12000 hours Product Specifications BASE: G10q BRAND: GE COLOR RENDER INDEX: 60 LUMENS: 825 MANUFACTURERS PART NUMBER: 33774 PACKAGE QUANTITY: 12 SHAPE: T9 TYPE: GE Flourescent Bulbs VOLTAGE: 61 WATTAGE: 22 NOMINAL LENGTH INCHES: 8.25 COLOR TEMPERATURE: 4100 APPLICATION: Full Wattage; Garage & Basement DIAMETER INCHES: 1.125 LAMP CODE: FC8T9/CW AVG. LIFE (HOURS): 12000