Garage
Shop

See all parts that fit your 2005 A4 Quattro

Hifonics ZRX600.4 OPEN BOX COMPLETE

600W 4-Channel Class A/B Zeus Series Car Amplifier

Hifonics
Shop all Hifonics
Product videos
highlight-star-icon

• 4 ohm: 75 watts x 4-Chan.
• 2 ohm: 150 watts x 4-Chan.
• Bridged, 4 ohm: 300 watts x 2 chan.
• Pulse Width Modulated MOSFET power supply

Learn more about the LS-zrx6004-OBCra219223

We apologize

This item has been discontinued

Product Highlights


• 4 ohm: 75 watts x 4-Chan.
• 2 ohm: 150 watts x 4-Chan.
• Bridged, 4 ohm: 300 watts x 2 chan.
• Pulse Width Modulated MOSFET power supply

Description


Hifonics brand icon

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.

General Features:

  • Item Condition: OPEN BOX COMPLETE
    • Item has been installed and used
    • 4-Channel Class A/B Zeus Series Car Amplifier
    • Max Power Rating:
      • 4 ohm: 75 watts x 4 chan.
      • 2 ohm: 150 watts x 4 chan.
      • Bridged, 4 ohm: 300 watts x 2 chan.
    • Simpatico coil design (SPC) Ultra-Fi Pulse Width Modulated MOSFET power supply
    • LED power (green) and protect (red) indicators
    • Variable Bass Boost (0 to +12 dB bass boost at 45 Hz)
    • 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)
    • Heavy duty aluminum alloy heat-sink for heat dissipation
    • Nickel-plated RCA level inputs
    • Nickel-plated screw terminals
    • Variable high-pass filter (60-13000 Hz, 24 dB/octave)
    • Variable low-pass filter (30-250 Hz, 24 dB/octave)
    • Frequency response: 10-45000 Hz
    • 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: 13-2/3"L x 10"W x 2-1/3"H
    • Authorized Internet Dealer
    • 1-year Manufacturer's Warranty

    Specifications & Details


    Power Specifications - Full Range Channels
    RMS Power @ 4 ohms
    75 watts x 4 channel
    RMS Power @ 2 ohms
    150 watts x 4 channel
    Bridged RMS Power
    300 watts x 2 channel
    Amplifier Specifications
    Series
    Zeus Series
    Amplifier Class
    A/B
    Number of Channels
    4-Channel
    Total Peak Power Output
    600 watts
    Total RMS Power Output
    300 watts
    Maximum Input Gauge Size
    8 AWG
    Minimum Impedance Unbridged
    2 ohm
    Minimum Impedance Bridged
    4 ohms
    THD at Rated RMS Power
    .05%
    Built-in Crossover
    Low-Pass (LP)
    High-Pass (HP)
    High-Pass Crossover Frequency
    60 - 13000 Hz
    Low-Pass Crossover Frequency
    30 - 250 Hz
    Signal-to-Noise Ratio
    90 dB
    Bass Boost
    0 - 12 dB
    Remote bass/level controller
    No
    Fuse Rating
    30A x 2 
    Warranty and Return Policy
    Parts Warranty Duration
    1 year
    Labor Warranty Duration
    1 year
    Warranty Provider
    Manufacturer

    Item Details


    Manufacturer:

    Model Number:

    LS-ZRX600.4-OBC

    Weight:

    8.00lbs

    Internal SKU:

    LS-zrx6004-OBCra219223

    Internal Product ID:

    96422

    Product and How-to Videos


    Customer Ratings & Reviews


    Hifonics ZRX600.4 OPEN BOX COMPLETE thumbnail image

    5 star
    0%
    4 star
    0%
    3 star
    0%
    2 star
    0%
    1 star
    0%



    Durability
    0
    Value
    0
    Features
    0
    Design
    0
    Usability
    0

    Customer Reviews

    Sort by:

    Loading...
    Sorry, no reviews found


    ZR-12D4 small

    Phoenix Gold ZR-12D4 12" Octane-ZR DVC 4 Ohms ( ZR12D4 )

    (4)

    $89.99

    List price $249.99

    No picture

    Phoenix Gold Ryval V12D R/B

    (Factory Refurbished) 12" Dual 4 ohms Ryval Series Subwoofer

    (1)

    $29.99

    List price $69.99

    Related Searches


    Save up to 10 different vehicles in your garage
    Vehicle
    Store
    Delete

    2001 Audi TT Quattro

    2005 Audi A4 Quattro

    1997 Subaru Impreza

    2008 Volvo XC90

    2008 Lexus GS350

    2013 Buick Verano

    2004 Mazda MX-5 Miata

    1994 Toyota Corolla

    2012 Lexus GX460

    1999 Chrysler LHS

    Vehicle
    Store
    Delete

    2015 Can-Am Commander Max 1000 DPS

    Add vehicle Clear all vehicles
    Where to find vehicle info
    Are you sure you want to clear your garage?
    This action cannot be undone. Confirm
    This page was not designed for products.
    If you continue, you will be redirected to a category customized for your vehicle. Continue
    Loading...
    Identify your vehicle and submodel details
    • Owner's manual
    • Vehicle's insurance card
    • Vehicle registration
    • Vehicle produced after 2005: Inside driver's side door
    • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
    Car Info Side Door Icon
    Vehicle Registration Icon
    Vehicle Insurance Icon

    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.