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Subwoofer Plate Amps
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HPSA Series Amplifiers



Available Models:
 Model # Power List Price  
 • HPSA500
 • HPSA1000

500 watts
1000 watts
$499.99
599.99








State-of-the-art Class G circuit topology combines the efficiency of other amplifier designs with the clean, high-fidelity characteristics of Class A/B designs. Get the best possible sound quality without the excess heat and distortion of other high-power designs.
  • Parametric bass EQ allows you to tailor the amp to your driver or room
  • 24 dB/octave low-pass filter
  • Line-level direct LFE input
  • Advanced soft clip circuitry
  • Phase reversal switch
  • Auto on/off


500 Watt Amplifier Specifications
  • Power output:
    273 watts RMS @ 8 ohms
    540 watts RMS @ 4 ohms
  • S/N ratio: 98 dB (A weighted)
  • Crossover: 30 - 200 Hz, 24 dB/octave
  • Dimensions: 11-15/16" W x 11-15/16" H x 5-1/4" D
1000 Watt Amplifier Specifications
  • Power output:
    512 watts RMS @ 8 ohms,
    1024 watts RMS @ 4 ohms
  • S/N ratio: 98 dB (A-weighted)
  • Low-pass crossover: 30 - 200 Hz, 24 dB/octave
  • Auto On/Off
  • Dimensions: 11-15/16" W x 11-15/16" H x 5-1/4" D