HQB 3000

Dominate Low-End Bass with the Marts Digital HQB-3000 Monoblock Amplifier

Engineered for extreme performance and unyielding bass delivery, the Marts Digital HQB-3000 Full-Range Class-D Monoblock Amplifier pushes high-power sound into your vehicle’s audio system. Built specifically for car audio enthusiasts, SPL competitors, and bassheads, this high-efficiency monoblock amplifier delivers up to 3000 Watts RMS, driving power-hungry subwoofers and pro-audio setups with absolute clarity and control.

Key Features & Benefits

• Massive 3000W RMS Power: Outputting clean, uncompromised power to push high-excursion subwoofers to their maximum potential.

• Full-Range Class-D Efficiency: Superior Class-D topology maximizes power transfer while minimizing thermal buildup and electrical draw on your vehicle’s alternator.

• Precision Sound Tuning: Integrated High-Pass (HPF) and Low-Pass (LPF) crossovers along with Bass Boost controls let you fine-tune frequencies specifically for your enclosure setup.

• Heavy-Duty Construction: Features a robust heatsink chassis for enhanced thermal dissipation during continuous, high-volume playback.

• Built-in Protection Circuitry: Advanced thermal, short-circuit, and overload protection safeguard your amplifier and audio investment.

• What’s Included in the Box?

  • 1x Marts Digital HQB-3000 Monoblock Amplifier

  • 1x External Bass Knob with Cable

  • Owner’s Manual & Mounting Hardware