For the home or office, the Philips 40-Watt Cool White Linear Fluorescent Light Bulb is a great lighting source. It provides cool white light, with an output of 2600 lumens. This bulb features ALTO technology for low mercury content and an environmentally friendly lighting solution.


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    • Brightness: 2600 lumens
    • Estimated yearly energy cost: $4.82 (based on three hours/day, 11 cents/kWh; cost depends on rates and use)
    • Life expectancy: 21.9 years (based on three hours/day)
    • Light appearance: 4100K (cool white)
    • Energy used: 40 watts
    • Lumens per watt: 65
    • For indoor, commercial and residential use
    • Ideal for general purpose applications
    • T12, bi-pin
    • ALTO technology for reduced mercury content for an environmentally friendly lighting solution
    • Contains mercury: yes (for more info on clean-up and safe disposal, visit: epa.gov/cfl)

    Dimensions

    Approximate Lightbulb Length 
    48 
    Product Length (in.) 
    48 
    Bulb Diameter (In.) 
    1.5 

    Details

    Actual Color Temperature (K) 
    4100 
    Light Bulb Shape Code 
    T12 
    Average Life (hours) 
    24000 
    Light Color 
    Cool White 
    Bulb Shape 
    Linear 
    Light Output (lumens) 
    2600 
    Bulb Type 
    Household 
    Lighting Technology 
    Fluorescent 
    Color Rendering Index 
    89.0 
    Number in Package 
    10.0 
    Commercial / Residential 
    Commercial / Residential 
    Returnable 
    30-Day 
    Indoor/Outdoor 
    Indoor 
    Start-Up Type 
    Rapid 
    Light Bulb Base Code 
    Bi-Pin 
    Watt Equivalence 
    0 
    Light Bulb Base Type 
    Bi-Pin 
    Wattage (watts) 
    40 
    Light Bulb Features 
    No additional features 

    Warranty / Certifications

    ENERGY STAR Certified 
    No 
    Manufacturer Warranty 
    Yes, 7 Years. See "More Information tab" for details.