JL Audio
JL Audio JD4004 4 Channel Class D Full-Range Amplifier
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Discover unparalleled sound quality with the JL Audio JD400/4 4 Channel Class D Full-Range Amplifier. This powerful amplifier delivers 400 watts, ensuring your music sounds rich and clear. Whether you're commuting or on a road trip, this amplifier makes every journey enjoyable.
The JL Audio JD400/4 4 Channel Class D Full-Range Amplifier stands out with its sleek design and superior engineering. It fits effortlessly into any car audio setup, making it a popular choice among audiophiles. This amplifier offers versatile connectivity options. Its robust build guarantees longevity, providing reliable performance for years.
Enjoy the efficiency of Class D technology with the JL Audio JD400/4 4 Channel Class D Full-Range Amplifier. This technology ensures minimal heat output, enhancing your system's durability. With precise sound profiling, this amplifier breathes life into every note, offering a listening experience like no other.
Installation is a breeze with the JL Audio JD400/4 4 Channel Class D Full-Range Amplifier. It's designed for easy integration into existing setups, whether you're upgrading or building your system from scratch. Its compact size means it won't take up much space, yet it packs a punch in terms of sound delivery.
Garage Audio is your go-to destination for top-quality car audio equipment like the JL Audio JD400/4 4 Channel Class D Full-Range Amplifier. Elevate your driving experience with this state-of-the-art amplifier, and enjoy superior sound on every drive. Explore our range of car stereos, amplifiers, and more to create the perfect audio system tailored to your needs.

Specifications
Physical dimensions (Height) 2.10" (53 mm)
Physical dimensions (Width) 9.50" (242 mm)
Physical dimensions (Depth) 7.50" (190 mm)
Warranty 2 years
Audio
Amplifier class Class D
Rated continuous (RMS) power (14.4 V input @ 4 Ohm < 1% THD)
75 W x 4/200 W x 2 (Bridged)
Rated continuous (RMS) power (14.4 V input @ 2 Ohm < 1% THD) 100 W x 4
Rated continuous (RMS) power (12.5 V input @ 4 Ohm < 1% THD)
60 W x 4/180 W x 2 (Bridged)
Rated continuous (RMS) power (12.5 V input @ 2 Ohm < 1% THD)
90 W x 4
Signal-to-Noise Ratio, referred to highest rated power (A-weighted, 20 Hz - 20 kHz noise bandwidth): Analog Inputs >104 dB
Signal-to-Noise Ratio, referred to 1 W (A-weighted, 20 Hz - 20 kHz noise bandwidth): Analog Inputs >84 dB
Damping factor @ 4 Ω >150/50 Hz
Damping factor @ 2 Ω >75/50 Hz
THD+N @ Rated Power <1% @ 2 Ω per Channel
Frequency response (+0, -1dB) 12 Hz-22 kHz
Input voltage range @ RCA inputs Switchable from 200 mV-2 V RMS (Low) to 800 mV-8 V RMS (High)
Signal Processing
Filter mode(s): Channels 1 & 2 Off, Low-pass or High-pass
Filter Slope(s): Channels 1 & 2 12 dB/octave
Filter frequency range: Channels 1 & 2 50 Hz-500 Hz
Channel input mode switch yes (2/4 Channels)
Pass-through preamp output Buffered