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Check Out Kicker Kma600.4 4 X 150w 4-channel Weather-resistant Full-range Amplifier [48kma6004] Save 50% + Free Ship [Zwaj6n8J]

$49.99 $159.99 -69%

KMA600.4 4 x 150W 4-Channel Weather-Resistant Full-Range AmplifierBig sound meets big value. Use this flexible four-channel KM-Series marine amplifier to power your system like only KICKER can!Using a Class-D power plant, this amp features a variable

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Check Out Kicker Kma600.4 4 X 150w 4-channel Weather-resistant Full-range Amplifier [48kma6004] Save 50% + Free Ship [Zwaj6n8J]

KMA600.4 4 x 150W 4-Channel Weather-Resistant Full-Range Amplifier

Big sound meets big value. Use this flexible four-channel KM-Series marine amplifier to power your system like only KICKER can!

Using a Class-D power plant, this amp features a variable bass boost with KickEQ™, giving you as much as 6dB of extra bump. Powering as many as eight speakers, this amplifier makes your entire boat sound like a floating concert! A powerful 12dB crossover is also included, letting you quickly tune your system to perfection. 

Features:

  • Ultra-Efficient Class D Design
  • 725 Watts of Dynamic Power
  • Four-Channel Amplifier with Bridging Capability
  • Conformal-Coated Circuit Board
  • Variable 12dB Crossover
  • KickEQ™ Variable 6dB Bass Boost
  • Real Marine™ ABYC/NMMA-Compliant Power Connections
  • 316L Stainless-Steel Hardware Included

Technical Specifications:

  • Power (Watts/Ch) 2-Ohm Stereo - 4 x 150W
  • Power (Watts/Ch) 4-Ohm Stereo - 4 x 75W
  • Power (Watts/Ch) 4-Ohm Bridged Mono - 2 x 300W
  • Dynamic Power (Watts) - 725W
  • Frequency Response - 10-20,000Hz, +0/-1dB
  • Input Sensitivity - High-Level 250mV-10V, Low-Level 125mV-5V

Specifications:

  • Channels - Available: 4
  • Watts: 4 x 150W
  • Box Dimensions: 4"H x 9"W x 16"L WT: 6.7 lbs
  • UPC: 713034020486

Owner's Manual (pdf)

What Our Customers Say

February 7, 2026

Absolutely no complaints!

An excellent item. It’s extremely great.

- Sam U..

February 7, 2026

Absolutely no complaints!

This is a very solid, extremely well-made item.

- Paul Z..

February 7, 2026

Absolutely no complaints!

A product that has simplified my whole routine.

- Lyla O..

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