Description
- Immense Power Output The DD Audio SS4.3000 amplifier delivers a massive 1000 watts per channel at 2 ohms, providing pro-level audio clarity and volume for powerful mids and highs in your system.
- Dual Toroidal Power Supply Built with a high-efficiency, low-noise twin toroidal design, ensuring optimal power delivery and minimal distortion (THD < 1%) even under extreme conditions.
- Advanced Sound Control Easily customize your setup with adjustable 12dB/oct high-pass and low-pass crossovers, plus bandpass capability for maximum control over high-end speakers.
- Heavy-Duty Aluminum Heatsink Featuring a DD AUDIO exclusive heatsink design with increased thermal mass and fin area to maintain performance and protect the amplifier in demanding situations.
- Remote Gain Control & Easy Installation Includes remote gain control for on-the-fly adjustments, with convenient set screw power and speaker terminals that accommodate up to 4 AWG power wires.
4000W 4-Channel 2-Ohm Class-D Full Range Amplifier DD Audio SS Series / SS4.3000
This Listing Includes:
- (1) SS4.3000 Amplifier
- (1) Remote Gain Control Knob / Voltage Display
Description:
The SS4.3000 amplifier is designed to bring out the best in pro audio and bass-heavy systems, powering mids and highs with an astounding 1000 watts per channel at 2 ohms. Engineered with a high-speed, Class D design and a robust power supply, it achieves a superior signal-to-noise ratio, impressive channel separation, and minimal THD+N, resulting in clear, powerful sound even at peak performance.
The amplifiers dual toroidal power supply and high-efficiency circuit design are enclosed in DDs signature heatsink with extra thermal mass and fin area for maximum cooling, ensuring reliable operation under extreme conditions. Configurable preamp settings include separate low-pass and high-pass filters with bandpass capability, while a remote gain control on channels 3/4 offers convenient tuning adjustments.
Features:
- High-Level Inputs
- 12dB/Oct High-Pass/Low-Pass Crossovers
- Dual Toroidal Power Supply
- Durable DD Aluminum Chassis
- Set Screw Power and Speaker Terminals
- Remote Gain Control Included for Channels 3/4
- 4 AWG Power Terminals
Specifications:
- Operating Voltage: 9 – 16V
- Test Voltage: 14.4V
- Output Channels: 4
- Continuous Power @4 Ohms: 650W x 4
- Continuous Power @2 Ohms: 1000W x 4
- Max Current Draw: 300 Amps
- RCA Input Voltage Sensitivity: 6V – 0.25V
- RCA Input S/N Ratio: > 95 dB
- Damping Factor: > 100
- THD: < 1.0%
- Frequency Response: 20Hz – 20kHz
- High-Pass Filter: 20Hz – 5kHz
- Low-Pass Filter: 50Hz – 5kHz
- Remote Control: Included
- Power Wire Gauge: 4 AWG
- Speaker Wire Gauge: 10 AWG
Measurements:
- Dimensions (Inches): 11.25 x 7.3 x 2.4
- Dimensions (MM): 286 x 185 x 60
- Shipping Weight: 5 lbs

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