Kicker 51LX5004 Class D 4-Channel Full Range Amplifier

Kicker 51LX500.4 Class D 4-Channel Full Range Amplifier

Looking for an amplifier that delivers serious power without compromising on sound quality? The Kicker 51LX5004 Class D 4-Channel Full Range Amplifier brings a perfect balance of efficiency, flexibility, and high-performance audio. Designed from the ground up with premium components, this amp ensures your system delivers clean, distortion-free sound with plenty of headroom.

Built for Power and Efficiency

The Kicker 51LX5004 is engineered for high output while maintaining efficiency. With a Class-D design, it reduces power draw, keeps operating temperatures lower, and extends playback time. Whether you’re pushing mids, highs, or full-range speakers, this amplifier ensures crisp, detailed sound without unnecessary heat buildup.

• RMS Power: 125W x 4 at 4Ω, 225W x 4 at 2Ω, or 450W x 2 bridged at 4Ω
• Dynamic Power Output: Up to 1100W for peak performance
• Wide Frequency Response: 20Hz – 20kHz for full-range clarity
• High Signal-to-Noise Ratio: Over 95dB for crystal-clear audio

Advanced Tuning and Customization

What sets the Kicker 51LX5004 apart is its level of control. The included LX Control Center (LXCC) gives you precise adjustments to dial in your system exactly how you want it.

• Gain-Match LEDs for perfect gain settings
• Customizable Crossover Settings – High-Pass, Low-Pass, or Band-Pass filtering
• Selectable Topology – Choose between Butterworth or Linkwitz-Riley slopes for optimal sound tuning
• Time Alignment – Adjust left-channel delay for improved imaging

Noise-Free, Reliable Performance

Thanks to FIT+™ technology, the Kicker 51LX5004 eliminates unwanted noise by accepting both low- and high-level signals up to 40V with full differential inputs. Say goodbye to interference and distortion—this amp ensures a clean and dynamic audio experience.

Additionally, multiple turn-on modes and comprehensive protections guard against thermal overload, circuit failures, and voltage instability, ensuring long-term reliability.

Sleek Design with Customizable Aesthetic

Function meets style with this amplifier. The reversible center panel allows you to switch up the look, and with 11 selectable RGB LED colors, you can match your setup’s aesthetic. Whether you want a sleek factory finish or a pop of color, this amp gives you the freedom to customize its appearance.

Compact Yet Powerful

Despite its power, the Kicker 51LX5004 maintains a compact footprint, making it easier to fit into tight spaces without sacrificing output.

• Dimensions: 2-3/8" (6 cm) Height x 8-7/16" (21.4 cm) Width x 9-7/16" (24 cm) Length
• Input Sensitivity: High level 1V–40V, Low level 125mV–5V

This amp is built to last, delivering exceptional power and precision for any audio system that demands performance and reliability.

Looking for an upgrade? This amplifier delivers.

With high-output power, advanced tuning options, and a sleek, customizable design, the Kicker 51LX5004 is a solid choice for those who want great sound quality without compromise. Whether you're pushing highs, mids, or full-range speakers, this amp gives you the flexibility and power to elevate your audio experience.

FAQs

1. How much power does the Kicker 51LX5004 deliver per channel? This amplifier provides 125W x 4 at 4Ω, 225W x 4 at 2Ω, and 450W x 2 when bridged at 4Ω.
2. What type of crossover options does this amp have? The Kicker 51LX5004 features selectable high-pass, low-pass, and band-pass crossovers with multiple filter slope options.
3. Does this amplifier come with a control center? It includes the LX Control Center (LXCC), which allows for real-time adjustments and monitoring.
4. Can I change the LED colors on this amplifier? The center panel features 11 selectable RGB LED accent colors for a customizable look.
5. What protection features does the Kicker 51LX5004 have? It includes thermal, circuit, and voltage protection to ensure long-term reliability and stable operation.