JL Audio® VXi Car Full-range Amplifier 4 Channel Amplifier with Integrated DSP (

JL Audio® VXi Car Full-range Amplifier 4 Channel Amplifier with Integrated DSP (

Command your vehicle's audio soundstage and deliver continuous, audiophile-grade electrical current with the advanced high-current marine and car amplifiers of JL Audio. Packed with signature technical architectures—such as ultra-efficient Class-D engineering or highly adaptable multi-zone digital signal distributions—these state-of-the-art powerhouses feed massive clean headroom with zero system background noise.

Product Overview & Core Highlights:

JL Audio® VXi Car Full-range Amplifier 4 Channel Amplifier with Integrated DSP (400 W) (VX400/4i)

Showroom Display

REFERENCE-GRADE AMPLIFIERS WITH DIGITAL SIGNAL PROCESSING (DSP) TECHNOLOGY

COMPREHENSIVE ONBOARD TUNING FOR EXCEPTIONAL SOUND QUALITY

REMOVABLE POWER, SIGNAL AND SPEAKER CONNECTORS

12-VOLT REMOTE WIRE, SIGNAL SENSING OR DC OFFSET TURN-ON OPTIONS

UP TO 6 REMOTE-CONTROLLED STORABLE PRESETS (REMOTE SOLD SEPARATELY)

FULLY CONFIGURABLE ANALOG OR OPTICAL OUTPUT CHANNEL

2-YEAR WARRANTY

General
Warranty	2 years
Channels	4
Physical dimensions (Height)	2.12" (54 mm)
Physical dimensions (Width)	4-Channel: 9.02" (229 mm)
Physical dimensions (Depth)	6.62" (168 mm)
Weight	4-Channel: 5.0 lbs (2.27 kg)
Operating voltage	11-14.5 VDC

Audio
Amplifier class	Class D
Rated continuous (RMS) power (14.4 V input @ 4 Ohm < 1% THD)	4-Channel: 75 W x 4/200 W x 2 (Bridged)
Rated continuous (RMS) power (14.4 V input @ 2 Ohm < 1% THD)	4-Channel: 100 W x 4
Rated continuous (RMS) power (12.5 V input @ 4 Ohm < 1% THD)	4-Channel: 60 W x 4/180 W x 2 (Bridged)
Rated continuous (RMS) power (12.5 V input @ 2 Ohm < 1% THD)	4-Channel: 90 W x 4
Signal-to-Noise Ratio, referred to highest rated power (A-weighted, 20 Hz - 20 kHz noise bandwidth): Analog Inputs	99 dB
Signal-to-Noise Ratio, referred to highest rated power: Digital Inputs	4-Channel: 101 dB
Signal-to-Noise Ratio, referred to 1 W (A-weighted, 20 Hz - 20 kHz noise bandwidth): Analog Inputs	4-Channel: 80 dB
Signal-to-Noise Ratio, referred to 1 W (A-weighted, 20 Hz - 20 kHz noise bandwidth): Digital Inputs	4-Channel: 81 dB
Damping factor @ 4 Ω	>100/50 Hz
Damping factor @ 2 Ω	>50/50 Hz
THD+N @ Rated Power	<1% @ 2 Ω
Frequency response (+0, -1dB)	12 Hz-21 kHz
Input voltage range @ RCA inputs	200 mV-16 V RMS
Fuse rating	4-Channel: 40 A
Recommended fuse type(s)	AFS, AGU or MaxiFuse™
Min. copper power/Ground wire gauge	4 AWG wire

🚨 Critical Performance Specifications:

• Package Quantity Configuration: Sold Individually (Includes 1 Premium Component Unit)
• Manufacturer Part Number (MPN): VX400/4isdeol
• Product Category Component: Amplifiers
• Physical Hardware Sizing: 2-Inch Layout Profile
• Continuous Power Handling (RMS): 400 Watts RMS
• Nominal Circuit Resistance Stability: 4 Ohms
• Total Package Boxed Shipping Weight: 7.0 lbs