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Kicker Car Amplifier 51LX5004

Kicker Car Amplifier 51LX5004

Regular price $599.99 USD
Regular price Sale price $599.99 USD
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Mei from Wide Open Sound

Wide Open Sound · Curated gear

Kicker Car Amplifier 51LX5004

WOS Pick What this amp does in 10 seconds — expand for full specs.

  • BrandKicker
  • SKU51LX5004
  • Channels4
Mei says

"Match this amp to your speakers and sub. Wrong power or wiring = weak system — do it once, do it right."

The stuff you'll actually notice
  • 4-channel platform.
Product description

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

  • Incrementally dial in entire system with the included LX Control Center
  • 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 full differential inputs created 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

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.

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

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 -Learn More / LX Control Center PDF-

Specifications

LX 500.4 white paper 51LX5004 Whitepaper PDF
RMS Power [Watts/Channel] @ 14.4V 2Ω Stereo: 225 x 4 4Ω Stereo: 125 x 4 4Ω Bridged: 450 x 2
Dynamic Power [Watts] 1100
Frequency Response [Hz] 20–20k
Signal-to-Noise Ratio (a-weighted, re: rated power) >95dB
Signal-to-Noise Ratio (ref: 1W output) >75dB
Dimensions [in, cm] Height: 2-3/8 (6 cm) Width: 8-7/16 (21.4 cm) Length: 9-7/16 (24 cm)
Input Sensitivity High level 1V–40V Low level 125mV–5V
Variable Electronic Crossover 24dB/octave Linkwitz-Riley Each channel pair Off/HP/LP/BP: • HP: 20–5kHz • LP: 40–5kHz Selectable Topology: 12, 18, or 24dB/oct Butterworth; 12 or 24dB/oct Linkwitz-Riley
KickEQ+™ Not applicable for LX500.4 (no sub channel)
Power breakdown
Inputs, filters & control
Build, wiring & install
Protection & performance
Full specifications
Amplifier
Amp Channels 4
Power ratings
Inputs & filters
Wiring
Weather / environment
Color / Finish White
Support
Vehicle fitment
Model 51LX5004
Support & warranty

Need help choosing or installing?

We build indestructible, IP-rated systems for marine, motorcycle, UTV, and automotive. If you want a matched setup, we’ll guide you to the right gear the first time.