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Sound Storm Labs EV4.400 Evolution Full Range Amplifier 4-Channel Class A/B 400W

$58.50
Availability: Out of stock
SKU
Sound Storm Labs EV4.400

Sound Storm Labs EV4.400 Evolution Series Full Range 4-Channel Class A/B Amplifier 400W


The Sound Storm Labs EV4.400 Evolution Series amplifier is purpose-built for clean, controlled, and reliable audio amplification in multi-speaker car audio systems. Featuring a Class A/B design and a 4-channel full range configuration, this amplifier is well-suited for powering front and rear speakers with consistent output and dependable performance.


  • 400W Total Power Output - Delivers balanced and efficient power for everyday and upgraded audio systems.
  • 4-Channel Full Range Amplifier - Ideal for driving multiple speakers in front and rear configurations.
  • Class A/B Amplifier Design - Provides a proven balance of sound clarity and power efficiency.
  • Wide Frequency Response - Covers 12Hz to 22kHz for accurate full-range sound reproduction.
  • High & Low Level Inputs - Ensures compatibility with both factory and aftermarket head units.
  • Fixed High & Low Pass Crossovers - Simplifies system tuning while maintaining clean frequency separation.
  • Variable Gain Control - Allows precise matching of amplifier output to connected speakers.
  • 2-Ohm Stable Operation - Supports flexible wiring options without compromising reliability.
  • Built-In Protection Circuitry - Includes short protection to safeguard system components.
  • Low Distortion Performance - Rated at 0.01% THD for clear and controlled sound output.

  • Brand: Sound Storm Labs
  • Model: EV4.400
  • MPN: Sound Storm Labs EV4.400
  • Series: Evolution Series
  • Type: Amplifier
  • Channels: 4 Channel
  • Class Type: Class A/B
  • Total Power Output: 400W
  • Frequency Response: 12Hz - 22kHz
  • Impedance: 2 Ohm, 4 Ohm
  • Total Harmonic Distortion: 0.01%
  • Signal to Noise Ratio: 90 dB
  • Mounting Type: Surface Mount
  • Connectivity: Wired
  • Color: Silver

The Sound Storm Labs EV4.400 Evolution amplifier is a pragmatic solution for users seeking dependable multi-channel amplification with straightforward tuning and broad system compatibility. It delivers consistent output, protects critical components, and integrates seamlessly into both factory and aftermarket audio setups.

More Information
Product Name Sound Storm Labs EV4.400 Evolution Full Range Amplifier 4-Channel Class A/B 400W
Brand Sound Storm Labs
Model EV4.400
Number of Channels 4 Channel
Features High & Low Level Inputs, Fixed High & Low Pass Crossover