Product Overview
The D18K4 Class D Digital Audio Power Amplifier delivers massive 32,000W output across 4 channels, making it the ultimate solution for professional DJs, subwoofers, live sound, nightclubs, theaters, and stadiums. Built with advanced Class D technology, this amplifier combines lightweight design, compact 1U rack space, and universal voltage compatibility (90V–265V) for outstanding performance on any stage or venue.
Key Features
•High Power Output: 4×1800W @ 8Ω, 4×2800W @ 4Ω, 4×4500W @ 2Ω
•Class D Technology: Efficient digital amplification with low heat and distortion
•Compact & Lightweight: Space-saving 1U rack design, easy for touring setups
• Universal Voltage: Operates from 90V to 265V for global use
•Advanced Cooling & Protection: Pure copper heatsink, high-speed fans, PFC power supply, and complete protection system for reliable performance
Why Choose the D18K4?
The D18K4 is engineered for professionals who demand power, efficiency, and reliability. With its Class D digital amplification, it ensures clean sound, strong bass for subwoofers, and consistent performance even under heavy use. Whether you are powering a DJ setup, live band, or stadium system, the D18K4 is your go-to 4 channel audio power amplifier.
Specification
ITEM | D18K4 |
8Ω Stereo Power(RMS) | 1800W ×4 |
4Ω Stereo Power(RMS) | 2800W ×4 |
2Ω Stereo Power(RMS) | 4500W ×4 |
8Ω Bridged Power(RMS) | 5600W x2 |
4Ω Bridged Power(RMS) | 9000W x2 |
Frequency response
8Ω , 20Hz--20kHz , 1/8 rated power | ±0.5dB |
1KHz THD： | <0.03% |
Signal-to-Noise Ratio 8Ω, 1kHz ,1v Sensitivity | >=104dB |
Input sensitivity (rated power 8Ω) | 0.775V/1V/32dB selectable |
Cross- talk( 20Hz- 1kHz, below Rated Power ) | >=70 dB |
Input Connectors (per channel) | 3-pin XLR, balanced |
Output Connectors (per channel) | Neutrik speakON |
Class | D |
TourClass Protection | Under voltage DC, Over temperature, Over load limiter, short protection |
Operating voltage | 90V-260V |
Input impedance | 20kΩ（Balance）, 10kΩ（Unbalance） |
Damp Factor | >=5000 |
Dimensions(WXHXD) mm | 480x430x44mm |
Packing dimension (mm) | 532x522x103mm |
Net weight(kg) | 10.3kg |
Gross weight(kg) | 13kg |
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