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Overview

The KICKER LX-Series is a perfect marriage of SQL design and high-powered output, utilizing feedback from the industry to deliver the most requested features while maintaining the highest performance possible. All multi-channel amplifiers are bridgeable and come with a wired control center (LXCC).

Kicker 51LX5004 LX-Series 4-Channel Amplifier With Digital Signal Processing— 125W RMS x 4

Model: 51LX5004
Web Code: 19393160
Sold and shipped by | 4.4 seller rating (157 reviews)

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Warranty

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

About: Kicker 51LX5004 LX-Series 4-Channel Amplifier With Digital Signal Processing— 125W RMS x 4

The KICKER LX-Series is a perfect marriage of SQL design and high-powered output, utilizing feedback from the industry to deliver the most requested features while maintaining the highest performance possible. All multi-channel amplifiers are bridgeable and come with a wired control center (LXCC).

From the Ground Up:

The LX-Series represents KICKER’s high-power premium amplifier line designed in-house from the ground up. Precision control, next-level flexibility, designed for performance, built to last.

Incrementally dial in entire system with the included LX Control Center

Monitor and adjust sub section with the included LXRC Dash Remote

Class-D design for lower current draw, longer playing times, and lower operating temperatures

Gain-match LEDs show you perfect gain setting

Customize the appearance with reversible center panel and choice of 11 RGB LED accent colors

Equipped with FIT+™ technology, accepting low- and high-level signals up to 40V, with differential inputs designed to eliminate unwanted noise for crystal-clear sound

LX features choice of turn-on modes and comprehensive protections for thermal, circuit, and voltage stability, ensuring reliable performance

Comes With The LX Control Center (LXCC):

Diagnostic Readouts: Monitor battery voltage, LED output clip indication, amp temperature, and protection status in real time

Precision Control: Adjust gain trim, left-channel time delay, and selectable crossover type, slope, and frequency. Allows for both HP, LP or BP crossovers for all full-range channels

Cable Length – integrated 3.28 feet (1m), directly into amp

Specifications:

4-channel car amplifier with digital signal processing

125 watts RMS x 4 at 4 ohms

225 watts RMS x 4 at 2 ohms

450 watts RMS x 2 bridged at 4 ohms

Class D amp technology

frequency response: 20-20,000 Hz

channel gain knobs with clip lights

adjustable RGB LED accent lighting and reversible center panel with Kicker logo

LXCC Control Center:

plug in for amp setup only — unplug during normal operation

dimensions: 7.17"W (incl cord) x 1.2"H x 3.38"D with 39" cable

LCD screen with 4 function/adjustment controls and 4 option selectors

displays amplifier ID, system voltage, amplifier temperature (C°)

Gain Trim

fine-tune channel gains for balance: -9 to +3 dB

Hi-Pass

adjustable frequency: 20-5000 Hz

selectable crossover type: Linkwitz-Riley or Butterworth

selectable crossover slope: 12, 18, or 24 dB/octave

Lo-Pass

adjustable frequency: 40-5000 Hz

selectable crossover type: Linkwitz-Riley or Butterworth

selectable crossover slope: 12, 18, or 24 dB/octave

Time Delay

adjustable delay time for left channels: milliseconds

Channel Mode

select Stereo, Mono (L+R), or Mono (L-R)

More info:

compatible with start-stop vehicle systems

preamp and speaker-level inputs

speaker wire adapters included

speaker-level inputs handle up to 40V (400W)

signal-sensing turn-on with speaker-level input

preamp outputs

wiring, fuse, and hardware not included with amplifier

4-gauge amp wiring kit with fuse or 4-gauge power and ground leads with an 80-amp fuse recommended

dimensions: 9.449"W x 2.36"H x 8.27"D

What's In The Box:

4-Channel amplifier

LXCC Control Center with attached 39" cord (terminated in an RJ-45 connector)

LXRC Remote bass control with attached mounting bracket

19.5' Remote bass control cable (terminated in RJ-45 connectors on both ends)

10" Speaker-level input harness

Four 1-3/8" screws

Two 3/8" screws

3mm Allen key

Owner's manual

Power chart

Power certificate

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

Shipping Charges

Free standard shipping on all orders.

Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

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See our return policy to find specific return information for this product and steps on how to return by mail.