Sundown Audio SFB-3000D 3000W RMS Monoblock Amplifier The Sundown Audio SFB-3000D is a high-performance Class D monoblock amplifier built for serious bass enthusiasts. Delivering up to 3000W RMS at 1 ohm, this amp provides clean, consistent, and powerful output, perfect for driving high-performance subwoofers. Whether you're upgrading your daily system or building a competition setup, the SFB-3000D delivers reliable power, precision tuning, and long-lasting durability. π₯ Key Features & Benefits π 3000W RMS @ 1 Ohm β Massive power for deep bass β‘ Class D Monoblock Design β High efficiency & compact size ποΈ Advanced Crossover Controls β Fine-tune your sound π‘οΈ 3-Speed Smart Cooling Fan β Keeps amp running cool π‘οΈ Full Protection Circuitry β Safe under extreme conditions π Flexible Input Sensitivity β Works with OEM & aftermarket systems π Competition-Ready Performance β Built for high-output systems π Technical Specifications Specification Details Brand Sundown Audio Model SFB-3000D Amplifier Type Monoblock Class D RMS Power @ 1 Ohm 3000 Watts RMS Power @ 2 Ohm 2025 Watts RMS Power @ 4 Ohm 1140 Watts Frequency Response 10Hz β 20kHz Signal-to-Noise Ratio 86 dB Input Sensitivity 200mV Input Impedance 56K Ohms Operating Voltage 9V β 16V DC Cooling System 3-Speed Temperature Fan Protection Features Thermal / Voltage / Short Application Subwoofers / Bass Systems UPC 810111133111 Condition New π― Why Choose the SFB-3000D? The Sundown SFB-3000D stands out by offering: High power output without sacrificing clarity Stable performance across different impedance loads Reliable operation even under heavy bass demand Perfect for users searching: SFB3000D Sundown SFB-3000D Sundown 3000 watt amp ποΈ Tuning & Control Features High-Pass Filter (HPF): 15Hz β 80Hz Low-Pass Filter (LPF): 80Hz β Full Range Bass Boost: 0β12dB @ 50Hz Gives you full control over your low-frequency output and system tuning.