Manufacturer Equivalent
    Manufacturer Equivalent
    Osram/Sylvania
    General Electric
    Philips
    Light Technology
    Light Technology
    High-Pressure Sodium
    Metal Halide
    Bulb Shape
    Bulb Shape
    TubularCone
    End-of-Life Operation
    End-of-Life Operation
    Cycling
    Non-Cycling
    For Ballast ANSI Number
    For Ballast ANSI Number
    S50
    S51
    S55
    S54
    M59
    S62
    S66
    S68
    Bulb Shape Number
    Bulb Shape Number
    T14 1/2
    ED23 1/2
    E25
    ED18
    Rated Life @ 3 Hours per Day
    Rated Life @ 3 Hours per Day
    18.2 yrs.
    27.3 yrs.
    36.5 yrs.
    73 yrs.
    REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)
    REACH (Registration,
    Evaluation, Authorization
    and Restriction of Chemicals)
    REACH Compliant
    Restart Time
    Restart Time
    1 min.-5 min.
    15-20 min.
    Instant
    RoHS (Restriction of Hazardous Substances)
    RoHS (Restriction of
    Hazardous Substances)
    RoHS Compliant with
    Exemptions
    RoHS Compliant
    Overall Length
    Overall Length
    7 3/4"
    9 3/4"
    Color Temperature
    Color Temperature
    1,900K
    2,100K
    4,000K
    Bulb Diameter
    Bulb Diameter
    2 1/4"
    2 15/16"
    Light Appearance
    Light Appearance
    Warm
    Neutral
    Estimated Yearly Energy Cost
    Estimated Yearly Energy Cost
    $48.18
    $18.07
    $30.11
    $12.05
    $6.02
    $8.43
    $24.09
    Initial Start Time
    Initial Start Time
    1-5 min.
    1 min.-5 min.
    For Ballast Type
    For Ballast Type
    Electronic
    Magnetic
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
    Color Rendering Index
    Color Rendering Index
    22
    65
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    15 Products