SizeUNLITE 21W 34 inch Warm Ivory 3000K T5 Fluorescent Tube Bulb - F21T5/830

Sunlite 21W 34 inch Warm Ivory 3000K T5 Fluorescent Tube Bulb - F21T5/830 21 Watt T5 High Performance Straight Tube, Mini Bi-Pin Base, Warm IvorySunlite fluorescent lamps are very popular for use in office and other lighting applications. The characteristics of fluorescent lamps vary type of lamp. Fluorescents lamps are used so widely due to their low operating costs and because they are efficient, last for years, and are high quality and rapid starting. Fluorescent lamps can cost significantly less to operate over their lifetime than incandescent lamps. Life ratings for fluorescent lamps range from 6,000 to 36,000 hours based on the industry standard of 3 burning hours per start. Also, rapid start and instant start lamps typically start within 1 second of being turned on. The High Performance and High Output versions also give you and even better efficacy and energy efficiency. Look for a higher CRI for improved light quality. Sunlite 30315-SU F21T5/830 3000K Color Temperature T5 Hight Performance Straight Tube Fluorescent 21 Watt lamp features a Mini Bi Pin base, provides a light output of 1900 lumens at a Color Rendering Index (CRI) of 82 and can last an average of 20000 hours. Abbreviation Name F21T5/830 Base G5 BiPin Bulb Type Fluorescent Bulbs Shape T5 Color Temperature (K) 3000K Color Warm Ivory CRI 82 Rated Life (Hours) 20,000 Lumens 1900 Wattage (W) 21W