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Crank Out 4000 Watts of Ground-Pounding Power with the Vertigo Series VA1-4000D

When you're after raw wattage and clean low-end performance without filling your entire trunk, the Vertigo VA1-4000D Monoblock Amplifier hits the mark. Designed for serious car audio systems, this 4000-watt Class D amplifier delivers efficient, stable power that drives subwoofers with tight control and unmatched output.

Built on a compact but rugged chassis, the VA1-4000D is engineered with a high-efficiency Class D topology and a MOSFET power supply, reducing heat buildup and minimizing energy waste. That means you get hard-hitting bass for longer sessions—without thermal shutdowns or signal clipping.

Key Features That Make It a Go-To 4000 Watt Amp:

  • 4000W Max Output: Capable of pushing massive power into 1-ohm stable loads, ideal for high-performance subwoofer systems.
  • Class D Efficiency: Delivers cleaner power with less draw on your vehicle’s electrical system. Compact form, heavyweight performance.
  • 1-Ohm Stable Monoblock: Designed to handle the demands of competitive car audio builds, while remaining stable and consistent under heavy load.
  • Variable Low-Pass Crossover & Subsonic Filter: Tailor your output to your box tuning and subwoofer response for optimized clarity and control.
  • Remote Bass Knob Included: Fine-tune bass levels on the fly from the driver’s seat with the included dash-mount gain controller.
  • Automatic Hi-Level Signal Sensing: Factory stereo? No problem. This amp turns on automatically when it detects audio from your factory head unit – no remote wire required.

Construction & Durability Built to Last

The Vertigo VA1-4000D features a custom-tooled heat sink for heat dissipation, along with protection circuits for overvoltage, thermal, and short conditions. This isn’t just another amp—it’s a long-term solution built for reliability and bass you can feel.

Perfect for Anyone Searching:

  • 4000 watt monoblock amp
  • 1 ohm stable car amplifier
  • Power Acoustik 4000 watt amp
  • Class D 4000 watt subwoofer amplifier
  • Best amp for 12-inch or 15-inch subwoofers

Whether you're upgrading an existing setup or building a bass-heavy system from scratch, the Power Acoustik VA1-4000D delivers relentless performance and dependable power without breaking the bank—or your electrical system.

Hybrid Aluminum Alloy Heatsink for Optimum Dissipation

1-ohm Minimum Impedance Class D Monoblock Operation

MOSFET Power Supply w/ Audiophile Grade IRTM Transistors

Military Grade SMT PCB Maintains Dynamic Performance

Direct Short, Thermal, & Overload Circuits Protect Amplifier

200mV-6V Low Level/RCA Input w/ Bridged Operation Outputs

High-Level Input w/ Signal Sense Auto Turn-on

Barrier Strip Wire Terminals, 4g Power & 8g Speaker Outputs

Variable 12dB High Pass, Low Pass, & Subsonic Crossovers

12dB Bass Boost Increases Low Octave Harmonics

Amplifier Dimensions (2″H x 8.75″W x 11.75″L)

Dash Mount Gain Control Module Included

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