DD Audio SS4.3000
The SS4.3000 is a premium 4-channel Class D amplifier engineered to power high-end pro audio systems with exceptional clarity and reliability. Featuring DD Audio’s signature thermal management and advanced Class D technology, this amplifier delivers clean, powerful output for demanding installations.
Key Features
- High Power Output: 750W x 4 channels at 2ohm, 500W x 4 channels at 4ohm continuous power
- Advanced Class D Design: High-speed switching technology with robust power supply for superior signal-to-noise ratio
- Superior Thermal Management: DD-style heatsink with enhanced thermal mass and fin area for extreme conditions
- Configurable Crossovers: Separate high-pass (20Hz-5kHz) and low-pass (50Hz-5kHz) filters with bandpass capability
- Remote Control: Included remote for channels 3/4 allows real-time tuning adjustments
- Twin Toroidal Design: High efficiency, low noise circuit architecture for maximum performance
- Professional Grade: 95dB S/N ratio, 100:1 damping factor, and 1.0% THD for audiophile sound quality
Technical Specifications
- Output Channels: 4
- Continuous Power (4ohm): 500W x 4
- Continuous Power (2ohm): 750W x 4
- Operating Voltage: 9-16V
- Max Current Draw: 300 Amps
- Signal-to-Noise Ratio: 95dB
- THD: 1.0%
- Frequency Response: 20Hz – 20kHz
- Damping Factor: 100:1
- Dimensions: 11.25″ x 7.3″ x 2.4″
- Weight: 5 lbs
- Power Wire Gauge: 4 AWG
- Speaker Wire Gauge: 10 AWG
Perfect for powering high-end mid and high-frequency drivers in professional car audio installations where maximum power and clarity are essential.
















