Quantum Audio QEA500.4 4 Channel Amplifier

Winning Bid: $32.00

Up for auction is a Quantum Audio 4 channel Amplifier. Take your system to the next level with this below retail great find!! This auction, like all others, is starting at $1 with no reserve. As always, good luck, and happy bidding!!!

Item condition: New


The Quantum QEA500.4, QEA800.4, QEA800.2 are equipped with a built in variable crossover network allowing you to select the crossover function and frequency for each the front channels or rear channels of the amplifier independently.

  • Class A/B Circuitry
  • 2 Ohm Load Stereo Capability
  • Audiophile Grade Components
  • Variable Low/ High Pass Crossover
  • High Efficiency Mosfet Design
  • QSINK Heat Management System


Length (A) 10.82″ / (275mm)
Width (B) 9.54″ / (242.35mm)
Height (C) 1.96″ / (50mm)



Rated Power @ 14.4 Volts
Dynamic Power Handling 4 X 180 Watts @ 4Ω Stereo
Dynamic Power Handling 4 X 360 Watts @ 2Ω Stereo
Dynamic Power Handling 2 x 600 Watts @ 4Ω Bridged
Signal to Noise ratio: >90dB
Ch 1-2 High Pass Crossover: 20Hz – 250Hz
Ch 3-4 High Pass Crossover: 20Hz – 250Hz
Ch 3-4 Low Pass Crossover: 50Hz – 250Hz
X-Over Slope: 12 dB
THD at Rated Power: <0.5%
Input Sensitivity: 285mV-6V
Bass Boost @ 45Hz: 0-12dB

Additional information

Weight 15 lbs


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