Crunch PZ-4020.4-PRO
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Crunch PZ-4020.4-PRO

POWERZONE Series 4000 Watts 4-Channel Car Audio Amplifier with QTD

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Save $19.47 | Reg. Price $164.46 In Stock
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Powerzone (PZ) Series is a new line of amplifiers from Crunch. With it's mdoern and sleek design, it is eye-catching but don;t be fooled with just the deisng alone, the Powerzone amps are great for parties while parked or tailgating due to its Quick Thermal Dispersion technology that ensures production of a huge sound while keeping it cool.

The PZ-4020.4-PRO featires 4000 watts with 4 channels. The PRO series are engineered to make their biggest power into large, full range audio systems considered MOBILE-PRO installation.

Onlinecarstereo is an accredited and authorized retailer of Crunch products. We source our inventory straight from the manufacturer so you know you are getting original Crunch merchendise. We always strive to provide the cheapest price online and 100% customer satisfaction and after market service.


  • Class-A/B 2 ohm Stable 4-Channel Amplifier
  • 4 ohms: 500 watts x 4 chan.
  • 2 ohms: 1000 watts x 4 chan.
  • Total power output: 4000 watts
  • Pulse Width Modulated MOSFET power supply
  • Wired remote bass level control included
  • LED power (green) and protect (red) indicators
  • Soft start turn-on
  • 4/3/2 channel operation
  • Preamp RCA outputs to daisy chain multiple amps
  • 3-way protection circuitry (thermal, overload, and speaker short protection)
  • Dual speaker terminals simplify the hookup of multiple speakers
  • Heavy duty aluminum alloy heat-sink
  • Frequency Response: 10 - 45000 Hz
  • Total Harmonic Distortion (THD): .05%
  • Signal to Noise Ratio: >90dB
  • Variable high-pass filter: 60 - 1200 Hz, 12 dB/octave
  • Variable low-pass filter: 30 - 250 Hz, 12 dB/octave
  • Variable Bass Boost: 0 to +9dB bass boost
  • Fuse Rating: 40A x 2 
  • UPC: 806576227793
  • Weight: 10
  • Authorized Internet Dealer
*Warranty: 1 Year Manufacturer warranty.
This item is accompanied by a manufacturer's warranty. If it is found to be defective, it may be returned to for replacement within 1 year from the original date of purchase with proper return authorization.