• Description
  • Features
  • Accessories

Power Acoustik MOFO4-3KD 4-Channel Class D Car Amplifier - 3000W Max Power

The Power Acoustik MOFO4-3KD is a 4-channel Class D car amplifier designed to deliver high performance in a compact, innovative tower chassis. Unlike traditional horizontal amplifiers, the MOFO4-3KD redefines car audio design with its 5” square monolith chassis and die-cast aluminum 4-leg pedestal, offering both aesthetic appeal and practical installation options. With a maximum power output of 3000 watts, this amplifier is ideal for car audio enthusiasts seeking powerful sound and space-efficient solutions.

Key Features of the MOFO4-3KD Amplifier

High-Power Performance

The Power Acoustik MOFO4-3KD delivers robust audio output with the following power ratings:

  • 190 watts x 4 channels at 4 ohms
  • 250 watts x 4 channels at 2 ohms
  • 500 watts x 2 channels at 4 ohms bridged
  • 3000 watts maximum power

This high-current power supply and Class D output topology ensure exceptional sound clarity and efficiency, making it a top choice for powering car audio systems.

Compact Tower Design

The MOFO4-3KD stands out with its compact tower design, measuring 5.75” square by 9.75” in height. Unlike conventional amplifiers, its 5” square monolith chassis, constructed from die-cast aluminum, saves valuable trunk or cargo space. The included 4-leg die-cast aluminum pedestal provides stability, while a wall-mountable bracket allows for versatile installation on wall panels or horizontal surfaces.

Advanced Connectivity and Control

This 4-channel amplifier features:

  • 2-ohm stability for reliable performance with various speaker configurations
  • Variable 12dB/octave high-pass and low-pass crossovers (40Hz–3kHz) for precise audio tuning
  • 200mV–6V low-level RCA inputs that accept balanced signals for clean audio transmission
  • 8-gauge power/ground terminals with a 4-gauge adapter and 8-gauge direct-connect speaker outputs for secure connections

These features make the MOFO4-3KD adaptable to diverse car audio setups, from simple to complex systems.

Built-In Protection Circuits

The MOFO4-3KD is equipped with advanced protection mechanisms, including:

  • Direct short protection
  • Thermal protection
  • Overload protection

These circuits ensure the amplifier operates safely under demanding conditions, extending its lifespan and reliability.

Why Choose the Power Acoustik MOFO Series?

The Power Acoustik MOFO series, including the MOFO4-3KD, breaks away from the repetitive design of traditional car amplifiers. Its unique tower structure and die-cast aluminum construction not only enhance durability but also add a modern aesthetic to your vehicle’s audio setup. Whether you’re upgrading your car’s sound system or building a custom audio solution, the MOFO4-3KD offers the power, flexibility, and style to meet your needs.

Recommended Accessories

For optimal performance, pair the MOFO4-3KD with the Power Acoustik AK-4 Amplifier Wiring Kit, designed to provide seamless power and ground connections for this 3000-watt 4-channel amplifier.

Technical Specifications

  • Configuration: 4-channel Class D
  • Power Output: 190w x 4 @ 4 ohms, 250w x 4 @ 2 ohms, 500w x 2 @ 4 ohms bridged, 3000w max
  • Crossover Range: 40Hz–3kHz (12dB/octave high-pass and low-pass)
  • Input Sensitivity: 200mV–6V low-level RCA, accepts balanced signals
  • Dimensions: 5.75” square x 9.75” height
  • Wire Terminals: 8ga power/ground, 4ga adapter, 8ga speaker output
  • Stability: 2-ohm stable
  • Protection: Direct short, thermal, and overload circuits
  • Mounting: Wall or horizontal with included bracket

Ideal for Car Audio Enthusiasts

The Power Acoustik MOFO4-3KD is perfect for those seeking a 3000-watt 4-channel amplifier that combines high power, compact design, and advanced features. Its wall-mountable capability and small footprint make it suitable for vehicles with limited space, while its robust power output ensures premium audio quality. Whether you’re powering multiple speakers or a bridged subwoofer setup, this amplifier delivers reliable performance.

For a powerful, compact, and stylish car audio solution, choose the Power Acoustik MOFO4-3KD 4-channel Class D car amplifier. Order yours today and experience the difference of the MOFO series.

MOFO Standard Features:

5″ Square Monolith Chassis Design for Installation Versatility

Die-cast Aluminium 4-leg Pedestal for Vertical Installation

Mounting Bracket for Wall or Horizontal Mounting Included

2-ohm Stability Accommodates Various Speaker Configurations

Direct Short, Thermal, & Overload Circuits Protect Amplifier

200mV–6V Low Level RCA Input Accepts Balanced Signal

Variable 12dB/Octave High Pass & Low Pass Crossovers

8ga Power/Ground Wire Terminals, 4ga Adapter Included

8ga Direct Connect Speaker Output Wire Terminals

MOFO4-3KD Details:

190W x 4 @ 4 Ohm

250W x 4 @ 2 Ohm

500W x 2 @ 4 Ohm Bridged

3,000W MAX Power

40Hz–3kHz 12dB/Octave High Pass Crossover

40Hz–3kHz 12dB/Octave Low Pass Crossover

Dimensions: 5.75″ Square x 9.75″ Height

Recommended Accessories 


PCX-5F Power Capacitor