Polk Audio SWA500


Bass Performance that's Out of Sight

The BASH amplifier combines the fidelity of conventional class A/B amplifiers with the efficiency of class D amplifiers. The bottom line is high power, and cool, reliable operation with precise definition and low distortion. Plug-in data cards for each subwoofer, called SPEX cards, preprogram equalization, infrasonic filter characteristics and power output that best matches the subwoofer being used. Each SPEX card also custom install subwoofers/amp has specific power control circuitry tailored to each subwoofer’s requirements for an even greater level of reliability.

SWA500 Features:

Class D digital design delivers huge power and runs cool for superb long-term reliability

500 Watts into 4 Ohms at <0.01% THD

Powers up to two CSW subs of the same model

Front panel low pass filter and level adjustment knobs make "tweaking" a snap.

Plug in SPEX circuit cards (supplied) optimize the amplifier to match the specific subwoofer model being used

Custom frequency shaping (programmed into SPEX card) for the deepest, most accurate bass perfromance

  • Height

    3.5" (8.89 cm)

  • Width

    17" (43.18 cm)

  • Depth

    12.625" (32.07 cm)


  • Power

    500 watts

  • Power - One Channel Driven

    250 watts

  • Power - Two Channel Driven

    500 watts

  • Amplifier Class

    Hybrid Class D


  • Audio Inputs

    • LFE (Unfiltered)
    • Pair (L/R) Analog RCA
  • Speaker Inputs

    (2) Pair of Binding Posts - Gold Plated


  • Audio Outputs

    • Pair (L/R) Analog RCA
  • Speaker Outputs

    (2) Pair of Binding Posts - Gold Plated


  • US Voltage

    120 volts A/C

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Cell:            416-893-3355
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Richmond Hill, Ontario, Canada