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Capacitors

Capacitors store up power from your battery, then release it to your amp during peak demand for more consistent bass. They are often used as a buffer zone between your amp and your car's electrical system to prevent the car's lights from dimming during loud playback.

  • Sale Sale
    Original price $599.00
    Original price $599.00 - Original price $599.00
    Original price $599.00
    Current price $399.99
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    Current price $399.99

    Ioxus Ultra Capacitor 12V Group 31 Smart Power Ultracapacitor/Capacitor UC-31 UC31

    XS Power

    BUY TWO AND GET $100 OFF,  AUTOMATICALLY DISCOUNTED AT CHECKOUT! UltraCapacitor Ioxus UltraCapacitor UC-31 is a Smart Power ultracapacitor based...

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    Original price $599.00
    Original price $599.00 - Original price $599.00
    Original price $599.00
    Current price $399.99
    $399.99 - $399.99
    Current price $399.99
    Sale Sale
  • Sale Sale
    Original price $935.99
    Original price $935.99 - Original price $935.99
    Original price $935.99
    Current price $699.99
    $699.99 - $699.99
    Current price $699.99

    Ioxus Ultra Capacitor UC31 + XS Power XP3000 Package Deal

    XS Power

    PACKAGE INCLUDES (1) IOXUS UC31 AND (1) XS POWER XP3000 Ioxus UC-31 UltraCapacitor PLEASE READ: NOTIFICATION Ioxus UltraCapacitor UC-31 is a S...

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    Original price $935.99
    Original price $935.99 - Original price $935.99
    Original price $935.99
    Current price $699.99
    $699.99 - $699.99
    Current price $699.99
    Sale Sale
  • Original price $449.99 - Original price $449.99
    Original price
    $449.99
    $449.99 - $449.99
    Current price $449.99

    XS Power SB500-34 Group 34 12V Super Capacitor/Cap Superbank 4000W 500 Farad

    XS Power

    DESCRIPTION 12V Super Capacitor Bank, Group 34, Max Power 4,000W, 500 Farad Operating Voltage: 12.0V - 16.2V Operating Temperature: -40 - 150 Capac...

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    Original price $449.99 - Original price $449.99
    Original price
    $449.99
    $449.99 - $449.99
    Current price $449.99
  • Original price $65.99 - Original price $65.99
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    $65.99
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    Current price $65.99

    XS Power 33-1200 2.85V 3150F SuperCell Ultra Capacitor - Single Cap

    XS Power

    2.85V, 3,150F SuperCell Capacitor   Download Instructions  PROP 65 WARNING: This product can expose you to chemicals including lead and lead comp...

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    Original price $65.99 - Original price $65.99
    Original price
    $65.99
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    Current price $65.99
  • Original price $449.99 - Original price $449.99
    Original price
    $449.99
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    Current price $449.99

    XS Power SB500-51 12V Super Capacitor Bank Group 51 500 Farad -Up to 4000W

    XS Power

    DESCRIPTION 12V Super Capacitor Bank, Group 51, Max Power 4,000W, 500 Farad Operating Voltage: 12.0V - 16.2V Operating Temperature: -40 - 150 Capac...

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    Original price $449.99 - Original price $449.99
    Original price
    $449.99
    $449.99 - $449.99
    Current price $449.99
  • Sale Sale
    Original price $999.99
    Original price $999.99 - Original price $999.99
    Original price $999.99
    Current price $699.99
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    Current price $699.99

    Turbostart S12V31125 12 Volt Group 31 AGM Battery + Ioxus UC-31 Ultracapacitor

    Turbostart

    BUY PACKAGE AND SAVE OVER $300!   TURBOSTART GROUP 31 Group 31 12 Volt AGM Race/Street/Off Road Battery Length:  12.99 in. Width:  6.81 in. Height:...

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    Original price $999.99
    Original price $999.99 - Original price $999.99
    Original price $999.99
    Current price $699.99
    $699.99 - $699.99
    Current price $699.99
    Sale Sale
  • Original price $449.99 - Original price $449.99
    Original price
    $449.99
    $449.99 - $449.99
    Current price $449.99

    XS Power SB500-65 Group 65 12V Super Capacitor/Cap Superbank 4000W 500 Farad

    XS Power

    DESCRIPTION 12V Super Capacitor Bank, Group 65, Max Power 4,000W, 500 Farad Operating Voltage: 12.0V - 16.2V Operating Temperature: -40 - 150 Capac...

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    Original price $449.99 - Original price $449.99
    Original price
    $449.99
    $449.99 - $449.99
    Current price $449.99
  • Original price $449.99 - Original price $449.99
    Original price
    $449.99
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    Current price $449.99

    XS Power SB500-48 Group 48 12V Super Capacitor/Cap Superbank 4000W 500 Farad

    XS Power

    DESCRIPTION 12V Super Capacitor Bank, Group 48, Max Power 4,000W, 500 Farad Operating Voltage: 12.0V - 16.2V Operating Temperature: -40 - 150 Capac...

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    Original price $449.99 - Original price $449.99
    Original price
    $449.99
    $449.99 - $449.99
    Current price $449.99
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    $449.99
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    Current price $449.99

    XS Power SB500-51R Group 51R Reverse Polarity 12V Super Capacitor/Cap Superbank

    XS Power

    12V Super Capacitor Bank, Group 51R, Max Power 4,000W, 500 Farad Operating Voltage: 12.0V - 16.2V Operating Temperature: -40 - 150 Capacitance: 500...

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    Original price $449.99 - Original price $449.99
    Original price
    $449.99
    $449.99 - $449.99
    Current price $449.99
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    Original price
    $449.99
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    Current price $449.99

    XS Power SB500-34R Group 34R Reverse Polarity 12V Super Capacitor/Cap Superbank

    XS Power

    12V Super Capacitor Bank, Group 34R, Max Power 4,000W, 500 Farad Operating Voltage: 12.0V - 16.2V Operating Temperature: -40 - 150 Capacitance: 500...

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    Original price $449.99 - Original price $449.99
    Original price
    $449.99
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    Current price $449.99
  • Original price $1,269.99 - Original price $1,269.99
    Original price
    $1,269.99
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    Current price $1,269.99

    XS Power SB1500-75 12V Super Capacitor Bank Size 75 1500 Farad -Up to 12000W

    XS Power

    DESCRIPTION 12V Super Capacitor Bank, Max Power 12,000W, 1500 Farad Operating Voltage: 12.0V - 16.2V Operating Temperature: -40 - 150 Capacitance: ...

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    Original price $1,269.99 - Original price $1,269.99
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    $1,269.99
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    Current price $1,269.99
  • Original price $849.99 - Original price $849.99
    Original price
    $849.99
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    Current price $849.99

    XS Power SB1260-31 12V Super Capacitor Bank Group 31 1260 Farad -Up to 8000W

    XS Power

    DESCRIPTION 12V Super Capacitor Bank, Group 31, Max Power 8,000W, 1260 Farad Operating Voltage: 12.0V - 14.25V Operating Temperature: -40 - 150 Cap...

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    Original price $849.99 - Original price $849.99
    Original price
    $849.99
    $849.99 - $849.99
    Current price $849.99
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    Original price
    $849.99
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    Current price $849.99

    XS Power SB1260-27 12V Super Capacitor Bank Group 27 1260 Farad -Up to 8000W

    XS Power

    DESCRIPTION 12V Super Capacitor Bank, Group 27, Max Power 8,000W, 1260 Farad Operating Voltage: 12.0V - 14.25V Operating Temperature: -40 - 150 Cap...

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    Original price $849.99 - Original price $849.99
    Original price
    $849.99
    $849.99 - $849.99
    Current price $849.99
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    Original price
    $849.99
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    Current price $849.99

    XS Power SB1000-27 12V Super Capacitor Bank Group 27 1000 Farad -Up to 8000W

    XS Power

    DESCRIPTION 12V Super Capacitor Bank, Group 27, Max Power 8,000W, 1,000 Farad Operating Voltage: 12.0V - 16.2V Operating Temperature: -40 - 150 Cap...

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    Original price $849.99 - Original price $849.99
    Original price
    $849.99
    $849.99 - $849.99
    Current price $849.99
  • Original price $449.99 - Original price $449.99
    Original price
    $449.99
    $449.99 - $449.99
    Current price $449.99

    XS Power SB630-51R 12V Super Capacitor Bank Group 51 Reverse 630 Farad -4000W

    XS Power

    DESCRIPTION 12V Super Capacitor Bank, 1200 Style, Max Power 4,000W, 630 Farad Operating Voltage: 12.0V - 14.25V Operating Temperature: -40 - 150 Ca...

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    Original price $449.99 - Original price $449.99
    Original price
    $449.99
    $449.99 - $449.99
    Current price $449.99
  • Original price $449.99 - Original price $449.99
    Original price
    $449.99
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    Current price $449.99

    XS Power SB630-1200 12V Super Capacitor Bank 1200 Style 630 Farad -Up to 4000W

    XS Power

    DESCRIPTION 12V Super Capacitor Bank, 1200 Style, Max Power 4,000W, 630 Farad Operating Voltage: 12.0V - 14.25V Operating Temperature: -40 - 150 Ca...

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    Original price $449.99 - Original price $449.99
    Original price
    $449.99
    $449.99 - $449.99
    Current price $449.99
  • Original price $449.99 - Original price $449.99
    Original price
    $449.99
    $449.99 - $449.99
    Current price $449.99

    XS Power SB500-27 12V Super Capacitor Bank Group 27 500 Farad -Up to 4000W

    XS Power

    DESCRIPTION 12V Super Capacitor Bank, Group 27, Max Power 4,000W, 500 Farad Operating Voltage: 12.0V - 16.2V Operating Temperature: -40 - 150 Capac...

    View full details
    Original price $449.99 - Original price $449.99
    Original price
    $449.99
    $449.99 - $449.99
    Current price $449.99
  • Original price $449.99 - Original price $449.99
    Original price
    $449.99
    $449.99 - $449.99
    Current price $449.99

    XS Power SB500-49 Group 49 12V Super Capacitor/Cap Superbank 4000W 500 Farad

    XS Power

    DESCRIPTION 12V Super Capacitor Bank, Group 49, Max Power 4,000W, 500 Farad Operating Voltage: 12.0V - 16.2V Operating Temperature: -40 - 150 Capac...

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    Original price $449.99 - Original price $449.99
    Original price
    $449.99
    $449.99 - $449.99
    Current price $449.99
  • Original price $449.99 - Original price $449.99
    Original price
    $449.99
    $449.99 - $449.99
    Current price $449.99

    XS Power SB500-47 Group 47 12V Super Capacitor/Cap Superbank 4000W 500 Farad

    XS Power

    DESCRIPTION 12V Super Capacitor Bank, Group 47, Max Power 4,000W, 500 Farad Operating Voltage: 12.0V - 16.2V Operating Temperature: -40 - 150 Capac...

    View full details
    Original price $449.99 - Original price $449.99
    Original price
    $449.99
    $449.99 - $449.99
    Current price $449.99
  • Original price $449.99 - Original price $449.99
    Original price
    $449.99
    $449.99 - $449.99
    Current price $449.99

    XS Power SB500-24 Group 24 12V Super Capacitor/Cap Superbank 4000W 500 Farad

    XS Power

    DESCRIPTION 12V Super Capacitor Bank, Group 24, Max Power 4,000W, 500 Farad Operating Voltage: 12.0V - 16.2V Operating Temperature: -40 - 150 Capac...

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    Original price $449.99 - Original price $449.99
    Original price
    $449.99
    $449.99 - $449.99
    Current price $449.99
  • Original price $504.99 - Original price $504.99
    Original price
    $504.99
    $504.99 - $504.99
    Current price $504.99

    XS Power SB430-16 Group 34 16V Super Capacitor/Cap Superbank 4000W 430 Farad

    XS Power

    DESCRIPTION 16V Super Capacitor Bank, Group 34, Max Power 4,000W, 430 Farad Operating Voltage: 14.0V - 18.9V Operating Temperature: -40 - 150 Capac...

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    Original price $504.99 - Original price $504.99
    Original price
    $504.99
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    Current price $504.99
  • Original price $969.99 - Original price $969.99
    Original price
    $969.99
    $969.99 - $969.99
    Current price $969.99

    XS Power SB1050-31 Group 31 16V 1050 Farad Super Capacitor/Cap Superbank 8000W

    XS Power

    DESCRIPTION 16V Super Capacitor Bank, Group 31, Max Power 8,000W, 1050 Farad Operating Voltage: 12.0V - 17.1V Operating Temperature: -40 - 150 Capa...

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    Original price $969.99 - Original price $969.99
    Original price
    $969.99
    $969.99 - $969.99
    Current price $969.99
  • Original price $869.99 - Original price $869.99
    Original price
    $869.99
    $869.99 - $869.99
    Current price $869.99

    XS Power SB1000-75 Group 75 12V 1000 Farad Super Capacitor/Cap Superbank 8000W

    XS Power

    DESCRIPTION 12V Super Capacitor Bank, Max Power 8,000W, 1000 Farad Operating Voltage: 12.0V - 16.2V Operating Temperature: -40 - 150 Capacitance: 1...

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    Original price $869.99 - Original price $869.99
    Original price
    $869.99
    $869.99 - $869.99
    Current price $869.99
  • Original price $849.99 - Original price $849.99
    Original price
    $849.99
    $849.99 - $849.99
    Current price $849.99

    XS Power SB1000-31 Group 31 12V 1000 Farad Super Capacitor/Cap Superbank 8000W

    XS Power

    DESCRIPTION 12V Super Capacitor Bank, Group 31, Max Power 8,000W, 1000 Farad Operating Voltage: 12.0V - 16.2V Operating Temperature: -40 - 150 Capa...

    View full details
    Original price $849.99 - Original price $849.99
    Original price
    $849.99
    $849.99 - $849.99
    Current price $849.99