Multi-element high-performance, 4-channel amplifier

Free shipping for orders over $100.
$9.95 flat shipping for orders under $100.
1 year limited warranty.

Product Description


New weather-resistant & high-performance Infinity Marine amplifiers deliver impressive power from a compact chassis designed to withstand outdoor environments. Available with 4-channel and 5-channel outputs. Infinity Marine amplifiers incorporate our latest amplifier topology that includes selectable all-, high-, or low-pass crossovers with variable electronic frequency adjustment for precision system tuning. Engineered for harsh marine conditions, with power and performance to meet the needs of any outdoor audio system, Infinity Marine amplifiers are the perfect match for all of your Infinity marine products.


Compact size

Infinity Marine amplifiers feature a slim chassis and a small footprint to allow for installation in tight spaces

High- and low-level inputs

Speaker-level and low-level inputs let Infinity Marine amps integrate with just about any audio input.

Selectable Output and Variable Adjustment Crossovers

Infinity Marine amps feature selectable all-, high-, or low-pass crossovers with variable electronic frequency adjustment to allow for fine-tuning multiple system configurations.

Product Value

Infinity power and performance at an affordable price point

Cosmetic Appeal

Product family look and feel to meet the needs of our Infinity customers

Conformal-Coated PCB

Infinity Marine amplifiers are engineered to withstand harsh marine conditions, with fully “marinized” circuit boards to ensure flawless power delivery, year after year

Variable Crossovers

Onboard 12dB electronic crossovers, with selectable full-range, high-pass & low-pass switching, provide tuning options for systems of any size

Big Dynamic Power

Output power is perfectly matched to meet the needs for your Infinity marine products

What’s in the box

  • 1x amplifier
  • 1x Stainless steel mounting hardware
  • 1x Rubber inserts
  • 4x High-level input adapters
  • 2x spare fuses
  • 2x 2-color brand stickers
  • 1x Quick start guide

Technical Specifications

Additional Information

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Technical Specifications

General Specifications

Max Power
1000W Peak
RMS Power Output @ 2Ω
100W x 4, <1% THD+N
RMS Power Output @ 4Ω
70W x 4, <1% THD+N
RMS Power Output, 4Ω Bridged
200W x 2, <1% THD+N
Signal-to-Noise Ratio
>85dB (ref 1W output @ 4Ω)


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