D32K4 4-Channel High Power Class D Subwoofer Power Amplifier 26800W

Product Overview

The D32K4 is a 4-channel Class D power amplifier designed for professionals who demand exceptional power and precision. Delivering a total of 26,800 watts in a 1U lightweight design, it combines high efficiency, low distortion, and reliable 2.7 ohm stability. Equipped with a universal 90–265V PFC power supply, it ensures consistent performance for global touring and installations. The D32K4 offers the perfect balance of power density, sound clarity, and durability, making it ideal for subwoofers, full-range speakers, and high-demand sound reinforcement applications.

Key Features & Advantages

1️⃣ Massive 26.8kW Output in Compact 1U Design

With 4×3200W @ 8Ω, 4×5200W @ 4Ω, and 4×6700W @ 2Ω, the D32K4 delivers an incredible 26,800W total output. Its high-power density allows engineers to drive multiple speaker arrays or subwoofers efficiently while saving rack space and shipping weight — a must for touring systems and fixed installations.

2️⃣ Pure Class D Efficiency & Low Distortion Performance

Built on an advanced Class D amplifier topology, the D32K4 achieves over 92% efficiency while maintaining distortion below 0.05% THD. The result is crystal-clear, high-fidelity sound with lightning-fast transient response — perfect for live stages, concerts, and theaters that demand accurate sound reproduction.

3️⃣ Universal PFC Power Supply for Worldwide Use

The power factor correction (PFC) circuit supports 90–265V AC, providing stable power across different voltage standards. This feature enhances electrical efficiency, reduces current draw, and ensures dependable operation whether you’re performing in Europe, Asia, or the Americas.

4️⃣ Long-Term 2.7-Ohm Stability & Smart Thermal Control

Engineered for 2.7-ohm continuous load stability, the D32K4 maintains consistent performance even under extreme workloads. Intelligent temperature monitoring with variable-speed cooling fans ensures quiet, reliable operation—vital for demanding show environments and high-output subwoofer applications.

5️⃣ Comprehensive Protection & Easy Integration

With full protection circuitry (short circuit, DC, overheat, overload), the D32K4 keeps your system safe at all times. Balanced XLR inputs, Speakon outputs, and clear front-panel status indicators make setup fast and intuitive.

Application Scenarios

Live Sound & Touring Rigs

Delivers powerful, distortion-free audio for large concerts, outdoor events, and festivals. Perfect for line arrays, subwoofers, and high-SPL venues requiring reliable 2-ohm operation.

Fixed Installations & Performance Venues

Ideal for theaters, clubs, houses of worship, and auditoriums needing long-term stable power. Compact 1U design reduces rack space while providing clean, full-range sound.

Rental & Mobile Production Systems

Lightweight yet extremely powerful, the D32K4 is a top choice for rental and AV companies that need flexible, energy-efficient amplifiers capable of handling diverse speaker setups.

Specification: