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RE Audio ZTX-800.4 (ZTX800.4) Open Box

420W RMS 4-Channel Class AB ZTX Series Car Amplifier

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ZTX Series 4-Channel Class AB Amplifier • 85W x 4 Chan. @ 4 ohm • 110W x 4 Chan. @ 2 ohm • 210W x 2 Chan. @ 4 ohm • 3-Way System Protection • 4/3/2/1 Channel Operation • 4 Gauge Power and Ground Inputs • Variable Bass Boost 0-18 dB

Learn more about the LS-ztx8004-OB

We apologize

This item has been discontinued

Product Highlights


ZTX Series 4-Channel Class AB Amplifier • 85W x 4 Chan. @ 4 ohm • 110W x 4 Chan. @ 2 ohm • 210W x 2 Chan. @ 4 ohm • 3-Way System Protection • 4/3/2/1 Channel Operation • 4 Gauge Power and Ground Inputs • Variable Bass Boost 0-18 dB

Description


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Authorized dealer

Item Condition - Open Box, Great:

This product works like new, is well-cared-for and in great condition. May show limited signs of wear or use and may be missing non-essential parts, accessories or original packaging.

SCREW HOLES

General Features:

  • ZTX Series 4-Channel Class AB Car Amplifier
  • RMS Power Rating:
    • 4 ohm: 85 watts x 4 chan.
    • 2 ohm: 110 watts x 4 chan.
    • Bridged, 4 ohm: 210 watts x 2 chan.
  • Pulse Width Modulated MOSFET power supply
  • LED power (green) and protect (red) indicators
  • Variable Bass Boost (0 to +18 dB bass boost at 45 Hz)
  • Soft start turn-on
  • 4/3/2 or Mono channel operation
  • Speaker-level (high-level) inputs with signal sensing for automatic turn-on
  • Preamp RCA outputs to daisy chain multiple amps
  • 3-way protection circuitry (thermal, overload, and speaker short protection)
  • Heavy duty aluminum alloy heat-sink
  • Input sensitivity:
    • Level: 125mV-5V
  • Variable high-pass filter (40-250 Hz, 12 dB/octave)
  • Variable low-pass filter (40-250 Hz, 24 dB/octave)
  • 8 gauge power and ground wiring is required for installation. Contact us for information regarding a discount on select amplifier kits from our website when purchased together with this amplifier.
  • Dimensions: 9-1/2"W x 14-1/16"L x 2-7/16"H
  • Authorized Internet Dealer
  • 1-year Manufacturer's Warranty

Specifications & Details


Power Specifications - Full Range Channels
RMS Power @ 4 ohms
85 watts x 4 channel
RMS Power @ 2 ohms
110 watts x 4 channel
Bridged RMS Power
210 watts x 2 channel
Amplifier Specifications
Series
ZTX Series
Amplifier Class
A/B
Number of Channels
4-Channel
Total Peak Power Output
800 watts
Total RMS Power Output
420 watts
Maximum Input Gauge Size
4 AWG
Minimum Impedance Unbridged
2 ohm
Minimum Impedance Bridged
4 ohms
THD at Rated RMS Power
0.02%
Speaker Level Inputs
Yes
Preamp Outputs
1 pair
Built-in Crossover
Low-Pass (LP)
High-Pass (HP)
High-Pass Crossover Frequency
40 - 250 Hz
Low-Pass Crossover Frequency
40 - 250 Hz
Signal-to-Noise Ratio
90 dB
Channel Separation
90 dB
Bass Boost
0 - 18 dB
Remote bass/level controller
No
Fuse Rating
35A x 2 
Strappable
No
Warranty and Return Policy
Parts Warranty Duration
1 year
Labor Warranty Duration
1 year
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

LS-ZTX-800.4-OB

Weight:

7.50lbs

Internal SKU:

LS-ztx8004-OB

Internal Product ID:

94815

Product and How-to Videos


  • RE Audio New Product Line Overview | CES 2015
  • How To Install an Amplifier: Car Amplifier Basics Part 2

Customer Ratings & Reviews


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Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

  • You see only parts engineered for your exact vehicle
  • You avoid incompatible radios, speakers, or wiring
  • Installation is smoother, faster, and frustration-free
  • You get the correct accessories the first time

Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.