Polk Audio AW0515 SWA500 Power amplifier for Polk CSW in-floor subwoofers


This cool-running digital amplifier pumps out 250 watts of solid power to drive Polk’s ingenious CSW100 or CSW200 in-floor subwoofers, or the or CSW155 in-wall sub. The SWA500 comes with custom sound-shaping circuit cards for each of the CSW subs. Plug the correct card into the amplifier to precisely tailor its output to your specific model. The resulting bass is deep, hard-hitting, and distortion-free.



  • 250 watts (mono) into 8 ohms, or 500 watts into 4 ohms
  • frequency response 15-200 Hz (-3 dB)
  • Class D digital amplifier design
  • continuously variable 40-120 Hz low-pass crossover
  • includes custom sound-shaping circuit cards for CSW100, CSW200 and CSW155 subwoofers
  • speaker-level and line-level inputs and outputs
  • unfiltered LFE (Low Frequency Effects) input for connection to a home theater receiver’s subwoofer output
  • detachable AC power cord
  • 17″W x 4-1/16″H x 14-15/16″D
  • warranty: 3 years
  • Our 60-day money-back guarantee
  • MFR # AW0515-A


  • SWA500 Subwoofer amplifier
  • CSW100 SPEX card
  • CSW155 SPEX card
  • CSW200 SPEX card
  • 2 Rack mount brackets
  • 4 Machine screws
  • 7.75′ AC power cord
  • Manual
  • Online product registration sheet

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