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

Kicker

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

Name: Singh Electronics
Address: 7003 Steeles Avenue West, Toronto, ON, M9W 0A2, CA
Telephone: +1 (416) 745-1021
Price range: $

$949.95

$1,099.95

14% Off

SKU: 51LX5004

UPC: 713034020301

Condition: New

Availability: Special Order - Usually Ships in 3-5 Days

Shipping: Calculated at Checkout

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Descriptions

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

Most products include a limited one year manufacturer’s warranty covering defects in materials and workmanship under normal use. Warranty coverage does not apply to improper installation, misuse, or damage caused by operation outside manufacturer specifications. For complete warranty terms, exclusions, and claim procedures, please visit our full Warranty Policy page.

Fast shipping across Canada from our Toronto warehouse. Most orders ship within 1–2 business days. Shipping costs and delivery estimates are calculated at checkout. Returns are accepted on eligible items that are unused and in original packaging within our return period. For full details, please view our Shipping Policy and Returns & Exchanges Policy.

Please note that final sale, clearance, open-box, and refurbished items are not eligible for returns or refunds. These items may only be covered under their respective warranty or exchange terms where applicable. For full details regarding open-box items, please review our Open Box Policy.