Explore unparalleled audio quality with the JL audio HD600/4 4 Channel Amplifier. Designed for both power and precision, this amplifier delivers 600 watts of total power. It brings your car audio system to life with rich, detailed sound. Ideal for audiophiles and music enthusiasts, it ensures high fidelity audio reproduction.

Compact yet powerful, this JL audio HD6004 4 Channel Amplifier fits seamlessly into your vehicle. Its sleek design complements a variety of setups, offering both form and function. With robust build quality, it withstands the rigors of daily use. It features cutting-edge Class D technology, providing exemplary efficiency without sacrificing performance.

At Garage Audio, we prioritize high-performance audio solutions. This amplifier is a testament to JL Audio's renowned reputation. Transform your driving experience with crystal-clear sound. Each note and beat is rendered with stunning accuracy, delivering immersive audio.

Installing the JL audio HD6004 4 Channel Amplifier is straightforward. With user-friendly features, it ensures hassle-free integration. It's versatile, catering to a wide range of speaker configurations. Whether paired with subwoofers or full-range speakers, expect remarkable sound enhancement.

Maximize your car's audio potential with this amplifier's stellar performance. It's engineered for both professionals and hobbyists seeking superior sound. Experience a new level of clarity and depth with every drive. Optimize your audio setup with this top-tier amplifier from JL Audio.

Discover why the JL audio HD6004 4 Channel Amplifier is a favorite among car audio experts. At Garage Audio, we offer premium products for discerning customers. Elevate your car audio experience with equipment designed to impress. Your journey to exceptional sound begins here.

Channels 4
Physical dimensions (Height) 1.93" (49 mm)
Physical dimensions (Width) 10.74" (273 mm)
Physical dimensions (Depth) 7.85" (199 mm)
Warranty 2 years
Operating voltage 11-14.5 VDC
Audio
Amplifier class Class D
Rated continuous (RMS) power (14.4 V input @ 4 Ohm < 1% THD)
150 W x 4/300 W x 2 (Bridged)

Rated continuous (RMS) power (14.4 V input @ 2 Ohm < 1% THD)
150 W x 4/300 W x 2 (Bridged)

Rated continuous (RMS) power (12.5 V input @ 4 Ohm < 1% THD)
150 W x 4/300 W x 2 (Bridged)

Rated continuous (RMS) power (12.5 V input @ 2 Ohm < 1% THD)
150 W x 4/300 W x 2 (Bridged)

Signal-to-Noise Ratio, referred to highest rated power (A-weighted, 20 Hz - 20 kHz noise bandwidth): Analog Inputs 110 dB
Signal-to-Noise Ratio, referred to 1 W (A-weighted, 20 Hz - 20 kHz noise bandwidth): Analog Inputs 82.2 dB
Damping factor @ 4 Ω 300/50 Hz
Damping factor @ 2 Ω 150/50 Hz
THD+N @ Rated Power <0.03% @ 4Ω
Frequency response (+0, -1dB) 6 Hz-30 kHz
Input voltage range @ RCA inputs Switchable from 200mV-2V RMS (Low) to 800mV-8V RMS (High)
Fuse rating 50 A
Recommended fuse type(s) AFS, AGU or MaxiFuse™
Min. copper power/Ground wire gauge 4 AWG wire
Signal Processing
Filter mode(s): Channels 1 & 2 Off, Low-pass or High-pass
Filter Slope(s): Channels 1 & 2 12/24 dB/octave
Filter frequency range: Channels 1 & 2 50 Hz-500 Hz
Filter mode(s): Channels 3 & 4 Off, Low-pass or High-pass
Filter Slope(s): Channels 3 & 4 12/24 dB/octave
Filter frequency range: Channels 3 & 4 50 Hz-500 Hz
Detented, calibrated filter frequent potentiometers
Remote level control Optional (HD-RLC)
Remote level modes 2 or All Channels
Channel input mode switch yes (2/4 Channels)
Pass-through preamp output Buffered, switch-selectable, Front inputs only or Front and Rear inputs (summed)
Source channel selection for PreOuts