---
product_id: 28648980
title: "SM4.10000D 1000W Max 4 Channel Stealth Series Marine Grade Class D Amplifier - SM4.1000D"
brand: "soundstream"
price: "A$306"
currency: AUD
in_stock: true
reviews_count: 10
category: "Soundstream"
url: https://www.desertcart.com.au/products/28648980-sm4-10000d-1000w-max-4-channel-stealth-series-marine-grade
store_origin: AU
region: Australia
---

# 1000W max power output Marine-grade water-resistant build 4 channels with 90-125W RMS each SM4.10000D 1000W Max 4 Channel Stealth Series Marine Grade Class D Amplifier - SM4.1000D

**Brand:** soundstream
**Price:** A$306
**Availability:** ✅ In Stock

## Summary

> 🌊⚡ Amplify your marine adventures with stealth power and precision sound!

## Quick Answers

- **What is this?** SM4.10000D 1000W Max 4 Channel Stealth Series Marine Grade Class D Amplifier - SM4.1000D by soundstream
- **How much does it cost?** A$306 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/28648980-sm4-10000d-1000w-max-4-channel-stealth-series-marine-grade)

## Best For

- soundstream enthusiasts

## Why This Product

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

## Key Features

- • **Bridged Mode Boost:** 250W x 2 bridged output for powerful subwoofer or stereo configurations
- • **Powerhouse Performance:** Delivers up to 1000W max for crystal-clear, room-filling sound on the water
- • **Precision Sound Tuning:** Variable high- and low-pass filters (35-250 Hz) let you customize your audio experience
- • **Marine-Grade Durability:** Water-resistant materials ensure reliable performance in harsh marine environments
- • **Versatile Channel Control:** 4 channels with 90W RMS at 4Ω and 125W RMS at 2Ω for flexible speaker setups

## Overview

The SM4.10000D is a compact, marine-grade Class D amplifier delivering up to 1000W max across 4 channels. Featuring water-resistant construction, MOSFET power supply, and flexible input options, it offers robust, customizable audio performance ideal for boat installations.

## Description

desertcart.com: Soundstream SM4.10000D 1000W Max 4 Channel Stealth Series Marine Grade Class D Amplifier - SM4.1000D : Electronics

Review: First one came defective - First one arrived and installed, no audio output, wired my other amplifier I have to same wiring and works just fine, we’ll see if the replacement has any issues
Review: ease of installation - small compact lots of power

## Features

- 90 watts RMS x 4 at 4 ohms (125 watts RMS x 4 at 2 ohms)
- 250 watts x 2 bridged at 4 ohms
- Mosfet power supply. Quick Disconnect RCA/High Level Wire Harness
- Preamp and speaker-level inputs
- Variable high- and low-pass filters (35-250 Hz, 12 dB/octave)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material Type | water-resistant material |
| Item Dimensions | 7.5 x 3.88 x 1.5 inches |
| Number of Channels | 4 |
| Output Power | 9E+1 Watts |
| Mounting Type | Boat Mount |
| Voltage | 250 Volts |

## Product Details

- **Brand:** Soundstream
- **Item dimensions L x W x H:** 7.5 x 3.88 x 1.5 inches
- **Manufacturer:** Soundstream
- **Mounting Type:** Boat Mount
- **Voltage:** 250 Volts

## Images

![SM4.10000D 1000W Max 4 Channel Stealth Series Marine Grade Class D Amplifier - SM4.1000D - Image 1](https://m.media-amazon.com/images/I/61Bg9WBFmpL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ First one came defective
*by A***A on October 3, 2024*

First one arrived and installed, no audio output, wired my other amplifier I have to same wiring and works just fine, we’ll see if the replacement has any issues

### ⭐⭐⭐⭐⭐ ease of installation
*by P***O on December 29, 2025*

small compact lots of power

### ⭐⭐⭐⭐⭐ WOW!
*by D***Y on August 9, 2024*

I bought this unit to go with my soundstream mhu-32 on my Harley. I can finally hear my music at 80 miles an hour &I'm really happy with the choice

## Frequently Bought Together

- Soundstream SM4.10000D 1000W Max 4 Channel Stealth Series Marine Grade Class D Amplifier - SM4.1000D
- BOSS Audio Systems KIT2 8 Gauge Complete Car Amplifier Installation Wiring Kit with Power Cables, Ground Cables, Turn-On Wire, Speaker Wire, Terminals

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**Shop now:** [https://www.desertcart.com.au/products/28648980-sm4-10000d-1000w-max-4-channel-stealth-series-marine-grade](https://www.desertcart.com.au/products/28648980-sm4-10000d-1000w-max-4-channel-stealth-series-marine-grade)

---

*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-02-10*