---
product_id: 746306958
title: "Massive Audio GT1 | 520 Watt RMS @ 1 Ohm Mono Block GT Series Car Subwoofer Amplifier"
brand: "massive audio"
price: "€ 343.41"
currency: EUR
in_stock: true
url: https://www.desertcart.fi/products/746306958-massive-audio-gt1-520-watt-rms-1-ohm-mono-block
store_origin: FI
region: Finland
---

# 520W RMS @ 1Ω - Pure Power Massive Core Power Supply - Oversized Toroids 5-Way Protection - Ultimate Safety Massive Audio GT1 | 520 Watt RMS @ 1 Ohm Mono Block GT Series Car Subwoofer Amplifier

**Brand:** massive audio
**Price:** € 343.41
**Availability:** ✅ In Stock

## Summary

> 🔊 Unleash Massive Bass, Compact Style, Zero Compromise!

## Quick Answers

- **What is this?** Massive Audio GT1 | 520 Watt RMS @ 1 Ohm Mono Block GT Series Car Subwoofer Amplifier by massive audio
- **How much does it cost?** € 343.41 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/746306958-massive-audio-gt1-520-watt-rms-1-ohm-mono-block)

## Best For

- massive audio enthusiasts

## Why This Product

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

## Key Features

- • **Massive Core Tech:** Oversized toroids and transformers ensure relentless current and headroom for peak performance.
- • **Compact Powerhouse:** 520 Watts RMS at 1 Ohm delivers earth-shaking bass without the bulk.
- • **Rock-Solid Reliability:** Advanced 5-way protection guards against thermal, short circuits, and voltage spikes—your system’s bodyguard.
- • **Driver’s Seat Control:** 12V remote output and bass remote let you fine-tune your bass on the fly—because your ride deserves custom vibes.
- • **Precision Signal Engineering:** Four-layer circuit boards with surface-mount components minimize noise and maintain stable temps for crystal-clear sound.

## Overview

The Massive Audio GT1 is a high-performance 520 Watt RMS mono block amplifier engineered for car audio enthusiasts who demand powerful, distortion-free bass in a compact design. Featuring Massive Audio’s exclusive oversized toroid power supply, advanced 5-way protection circuitry, and precision-engineered signal paths, it delivers reliable, clean power with versatile connectivity and real-time bass control.

## Description

The Massive Audio GT1 Mono Block Amplifier is a compact powerhouse designed for serious car audio enthusiasts. Delivering a solid 520 Watts RMS at 1 Ohm, this Class D amplifier is built with Massive Audio’s exclusive “Massive Core” power supply, featuring oversized toroids and transformers for maximum current delivery and headroom. Its ultra-efficient design ensures clean, undistorted sound even under heavy load, while advanced 5-way protection circuitry and high-quality components guarantee long-term reliability. Whether you're powering a single subwoofer or integrating it into a full system, the GT1 offers precision, power, and performance in a sleek, space-saving chassis.

## Features

- High-Power Output in a Compact Frame - Delivers a robust 520 Watts RMS at 1 Ohm, making it ideal for driving demanding subwoofers with clean, distortion-free bass. Its compact size allows for flexible installation in tight spaces without sacrificing performance.
- Exclusive “Massive Core” Power Supply - Built with oversized toroids and transformers, the GT1’s power supply provides ample current and headroom, ensuring consistent output and dynamic response even during peak demand.
- Advanced 5-Way Protection Circuitry - Features next-generation protection against thermal overload, short circuits, voltage spikes, and more-keeping your system safe and stable under all conditions.
- Precision Engineering for Signal Integrity - Utilizes four-layer circuit boards with surface-mount components to optimize signal paths, reduce noise, and maintain even board temperatures for predictable, reliable operation.
- Versatile Connectivity & Control - Includes a 12V remote output for external devices (when using Hi-Level speaker input), plus a bass remote for on-the-fly adjustments giving you full control over your sound from the driver’s seat.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Item model number | GT1 |

## Images

![Massive Audio GT1 | 520 Watt RMS @ 1 Ohm Mono Block GT Series Car Subwoofer Amplifier - Image 1](https://m.media-amazon.com/images/I/61qSgzc7HzL.jpg)
![Massive Audio GT1 | 520 Watt RMS @ 1 Ohm Mono Block GT Series Car Subwoofer Amplifier - Image 2](https://m.media-amazon.com/images/I/61esUL6IR9L.jpg)
![Massive Audio GT1 | 520 Watt RMS @ 1 Ohm Mono Block GT Series Car Subwoofer Amplifier - Image 3](https://m.media-amazon.com/images/I/614YD6NunnL.jpg)
![Massive Audio GT1 | 520 Watt RMS @ 1 Ohm Mono Block GT Series Car Subwoofer Amplifier - Image 4](https://m.media-amazon.com/images/I/61tTNIGF-cL.jpg)
![Massive Audio GT1 | 520 Watt RMS @ 1 Ohm Mono Block GT Series Car Subwoofer Amplifier - Image 5](https://m.media-amazon.com/images/I/61qkrb4K86L.jpg)

## Available Options

This product comes in different **Size** options.

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**Shop now:** [https://www.desertcart.fi/products/746306958-massive-audio-gt1-520-watt-rms-1-ohm-mono-block](https://www.desertcart.fi/products/746306958-massive-audio-gt1-520-watt-rms-1-ohm-mono-block)

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*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-01-26*