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    For Bulb Wattage
    For Bulb Wattage
    50-450W
    100W
    175W
    250W
    320W
    350W
    400W
    875-1,000W
    1,000W
    Ballast ANSI Number
    Ballast ANSI Number
    M47
    M57
    M58
    M59
    M90
    M131
    M132
    M135
    M154
    M155
    M170
    M171
    Length
    Length
    2 1/2"
    4"
    4 3/4"
    6"
    Width
    Width
    2 7/8"
    4 1/4"
    Diameter
    Diameter
    1 1/4"
    2 1/8"
    Ballast Start Type
    Ballast Start Type
    Pulse
    Probe
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
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    RoHS (Restriction of Hazardous Substances)
    RoHS (Restriction of
    Hazardous Substances)
    RoHS Compliant with
    Exemptions
    RoHS Compliant
    Number of Wire Leads
    Number of Wire Leads
    6
    7
    8
    10
    REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)
    REACH (Registration,
    Evaluation, Authorization
    and Restriction of Chemicals)
    REACH Compliant
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    10 Products