---
product_id: 300633120
title: "M5-800X4 800-Watt 4-Channel Marine Amplifier"
brand: "rockford fosgate"
price: "€ 1415.01"
currency: EUR
in_stock: true
category: "Rockford Fosgate"
url: https://www.desertcart.gr/products/300633120-m5-800x4-800-watt-4-channel-marine-amplifier
store_origin: GR
region: Greece
---

# 800W max power output IPX6 water & dust resistance Ultra-compact 1.7" x 4.25" x 8.41" M5-800X4 800-Watt 4-Channel Marine Amplifier

**Brand:** rockford fosgate
**Price:** € 1415.01
**Availability:** ✅ In Stock

## Summary

> 🌊⚡ Power Your Marine Adventures with Rockford Fosgate’s Element-Ready Beast!

## Quick Answers

- **What is this?** M5-800X4 800-Watt 4-Channel Marine Amplifier by rockford fosgate
- **How much does it cost?** € 1415.01 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/300633120-m5-800x4-800-watt-4-channel-marine-amplifier)

## Best For

- rockford fosgate enthusiasts

## Why This Product

- Trusted rockford fosgate brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Sleek, Space-Savvy Design:** Ultra-compact footprint fits seamlessly into any marine setup without sacrificing power or durability.
- • **Built to Brave the Elements:** IPX6-rated Element Ready design ensures unstoppable performance against water, dust, mud, and UV rays.
- • **Rockford Fosgate Reliability:** Engineered and validated in Arizona with a 2-year warranty—trust the brand that pros rely on.
- • **Power That Commands Attention:** Delivers up to 800 watts across 4 channels for crystal-clear, room-filling sound on the water.
- • **Dynamic Power for Real-World Impact:** Industry-first Dynamic Power ratings optimize output where it truly counts—hear every beat with precision.

## Overview

The Rockford Fosgate M5-800X4 is a rugged, ultra-compact 4-channel marine amplifier delivering up to 800 watts of dynamic power. IPX6-rated for superior water and dust resistance, it’s engineered for harsh outdoor environments and features advanced Class-AD technology for efficient, high-quality sound. Backed by a 2-year warranty, it’s the ultimate audio upgrade for serious marine enthusiasts.

## Description

Buy Rockford Fosgate M5-800X4 800-Watt 4-Channel Marine Amplifier | Class-AD with Dynamic Power, IPX6 and Element Ready: Protected Against the Harsh Outdoor Environment: Marine Amplifiers - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Features

- Our 800-Watt, 4-channel, ultra-compact (1.7" x 4.25" x 8.41") M5-800X4 amplifier features the next level of Element Ready design and performance from Rockford Fosgate, that’s built as rugged as the outdoor environment it’s used in
- The IPX6 rated M5 amplifiers provide superior protection and are built to stand up to all the elements including water, dust, mud, and UV rays
- The M5 amplifiers are the first series based on new industry standard Dynamic Power ratings, deliver more output where you actually hear it (Dynamic Power Rating: 125 Watts x 4 @ 4Ω OR 200 Watts x 4 @ 2Ω OR 400 Watts x 2 @ 4Ω Bridged/Mono)
- Built on the popular Rockford Fosgate Power Marine series, M5 amplifiers also feature the same great technologies like Constant Power, Class-AD and C.L.E.A.N., all engineered, developed, and validated in Tempe, Arizona
- Famous Rockford Fosgate build quality with a full 2-year warranty

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08Q5NBKLQ |
| Best Sellers Rank | #71,961 in Electronics ( See Top 100 in Electronics ) #33 in Marine Amplifiers |
| Brand Name | Rockford Fosgate |
| Customer Reviews | 4.7 4.7 out of 5 stars (113) |
| Included Components | Rockford Fosgate M5-800X4 |
| Item Dimensions | 12 x 6 x 4 inches |
| Item Highlight | Class-AD with Dynamic Power, IPX6 and Element Ready: Protected Against the Harsh Outdoor Environment |
| Item Type Name | Parts |
| Item Weight | 4.2 pounds |
| Manufacturer | Rockford Fosgate |
| Material Type | Aluminum |
| Maximum Output Power | 800 watts |
| Model | M5-800X4 |
| Mounting Type | Surface Mount |
| Number of Channels | 4 |
| Number of Items | 1 |
| Output Power | 800 watts |
| Package Type Name | box |
| Part Number | M5-800X4 |
| UPC | 780687357962 |
| Unit Count | 1 Count |
| Voltage | 14.4 volts |
| Warranty Description | Manufacturer Warranty |

## Product Details

- **Brand:** Rockford Fosgate
- **Item dimensions L x W x H:** 12 x 6 x 4 inches
- **Manufacturer:** Rockford Fosgate
- **Mounting Type:** Surface Mount
- **Voltage:** 14.4 volts

## Images

![M5-800X4 800-Watt 4-Channel Marine Amplifier - Image 1](https://m.media-amazon.com/images/I/71zGZQF+zAL.jpg)

## Questions & Answers

**Q: How big is this amp?**
A: It’s big. I am currently not using it due to the size. With the wires plugged in on each side it’s pretty doggone big. I mean very.

**Q: Will this fit a 2016 harley road glide ultra?**
A: Yes he will fit .you’re not going to regret your money.

**Q: How long are the 8guage wires that come with it ?**
A: 12''

**Q: Which installation kit do i need for a 2007 street glide? is this a plug & play as well? thanks!**
A: This amplifier is not plug and play

## Frequently Bought Together

- Rockford Fosgate M5-800X4 IPX6 Element Ready 800-Watt 4-Channel Marine Amplifier with Dynamic Power
- Rockford Fosgate M2WL-8B Color Optix Multicolor LED Lighted 8" 2-Way Marine Wake Tower Cans & Speakers 250 Watts RMS / 1000 Watts Peak with Stainless & Sport Grilles, Mounting Hardware - Black (Pair)
- Rockford Fosgate PMX-RGB Color Optix Light Controller with Optional App Interface for LED Lighting Control of Rockford Fosgate M1 & M2 Speakers and Subwoofers

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**Shop now:** [https://www.desertcart.gr/products/300633120-m5-800x4-800-watt-4-channel-marine-amplifier](https://www.desertcart.gr/products/300633120-m5-800x4-800-watt-4-channel-marine-amplifier)

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*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-09-13*