---
product_id: 639557545
title: "Fosi Audio V3 300W x2 Power TPA3255 Mini Amp 2 Channel Class D Stereo Amplifier for Passive Tower Speakers for Home Theater Desktop Shelf Tower with 48V Power Supply"
brand: "fosi audio"
price: "1122.30 DT"
currency: TND
in_stock: true
reviews_count: 12
category: "Fosi Audio"
url: https://www.desertcart.tn/products/639557545-fosi-audio-v3-300w-x2-power-tpa3255-mini-amp-2
store_origin: TN
region: Tunisia
---

# 600W peak power output Innovative full-body heatsink cooling Customizable op-amp compatibility Fosi Audio V3 300W x2 Power TPA3255 Mini Amp 2 Channel Class D Stereo Amplifier for Passive Tower Speakers for Home Theater Desktop Shelf Tower with 48V Power Supply

**Brand:** fosi audio
**Price:** 1122.30 DT
**Availability:** ✅ In Stock

## Summary

> 🎧 Power Meets Precision — Amplify Your Audio Game

## Quick Answers

- **What is this?** Fosi Audio V3 300W x2 Power TPA3255 Mini Amp 2 Channel Class D Stereo Amplifier for Passive Tower Speakers for Home Theater Desktop Shelf Tower with 48V Power Supply by fosi audio
- **How much does it cost?** 1122.30 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/639557545-fosi-audio-v3-300w-x2-power-tpa3255-mini-amp-2)

## Best For

- fosi audio enthusiasts

## Why This Product

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

## Key Features

- • **Tailor Your Sound:** Easily swap out the NE5532 op-amps with high-end alternatives to customize your audio signature like a pro.
- • **Compact Powerhouse:** Delivers a massive 300W x2 output in a sleek, space-saving design perfect for any desktop or home theater setup.
- • **Revolutionary Cooling:** Advanced top & bottom vents plus full-body heatsink keep your amp cool under pressure, ensuring long-lasting performance.
- • **Peace of Mind Warranty:** Backed by a 24-month warranty, combining reliability with premium sound for worry-free listening.
- • **Audiophile-Grade Components:** Built with premium Japanese and German capacitors and inductors for crystal-clear sound and ultra-low distortion.

## Overview

The Fosi Audio V3 is a compact yet powerful Class D stereo amplifier delivering up to 600W total output. Engineered with high-end TPA3255 chip and premium Japanese and German components, it offers audiophile-grade clarity with a SINAD of 88dB and SNR of 110dB. Its innovative full-body heatsink and dual vent design ensure optimal cooling for sustained performance. Perfect for home theaters and desktop setups, it supports customizable op-amps for personalized sound and comes with a 24-month warranty for dependable use.

## Description

Fosi Audio V3 300W x2 Power TPA3255 Mini Amp 2 Channel Class D Stereo Amplifier for Passive Tower Speakers for Home Theater Desktop Shelf Tower with 48V Power Supply : desertcart.in: Industrial & Scientific

Review: Compact, Powerful and Excellent for My Cymatics Setup - I bought the Fosi Audio V3 primarily to use in my cymatics setup, and so far I’ve been very impressed with it. For such a small amplifier, it has plenty of power and drives my setup confidently. What matters most for cymatics is having clean and controlled output across different frequencies, and the V3 has worked very well for this. Frequency sweeps feel consistent, and I’m able to get strong, well-defined vibration patterns without needing a large traditional amplifier. I also really like how simple the V3 is. There are no unnecessary features or complicated controls – just a straightforward amplifier that does its job well. The aluminium enclosure feels solid and premium, and its compact size is particularly useful in an experimental setup where I already have other equipment, cables and the cymatics apparatus taking up space. It can get warm during extended use, which is something to keep in mind, but I haven’t found it to be an issue so far. Overall, I’m very happy with the Fosi Audio V3. My use case is probably quite different from the typical hi-fi speaker setup, but for powering my cymatics experiments it has been an excellent little amplifier – compact, powerful and easy to work with. Definitely recommended.
Review: Sweet little amp! - What to say? This little powerhouse sings well! Powers my DIY 3 ways sufficiently, I have a more powerful diy amp which is just gavering dust, as this little puppy serves me well!

## Features

- Compact and Powerful: The V3 mini power amplifier combines a minimalist design with exceptional performance. With an output power of up to 600W, it can effortlessly drive speakers from 2 to 8Ω, providing impressive sound quality. Its compact size allows it to adapt to a wide range of applications, from libraries and office facilities to home theaters.
- Audiophile Quality Components: It is equipped with the TPA3255 high-end Class D digital amplifier chip and uses premium Japanese NCC, ELNA and German WIMA capacitors, as well as Japanese Sumida inductors for outstanding audio quality. With a SINAD rating of up to 88dB, SNR of up to 110dB and a noise floor of only 140uF, it offers exceptional clarity and low distortion.
- Innovative cooling: The V3 stands out for its revolutionary heat dissipation design. Equipped with vents on the top and bottom of the case, and a full-body heatsink, it effectively dissipates heat, preventing damage to components and ensuring optimal performance.
- Scalable and Fun: Customize your sound experience by replacing the original NE5532 operational amplifiers. The V3 is compatible with a variety of 8-pin dual amplifiers like Sparkos SS3602, MUSES02, OPA2604, OPA2134PA, OP249, AD827, RM4559, LM4562, LME49720HA etc.
- PEACE OF MIND The V3 stereo amplifier brings you peace of mind. It is backed by a 24-month warranty, ensuring reliable performance and customer satisfaction.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CGCSM191 |
| Best Sellers Rank | #23,435 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #77 in Audio Amplifier |
| Brand Name | Fosi Audio |
| Country of Origin | China |
| Customer Reviews | 4.5 out of 5 stars 401 Reviews |
| Importer Contact Information | support@fosiaudio.com |
| Item Type Name | Amplifier |
| Manufacturer | Fosi Audio |
| Manufacturer Part Number | V3-48V |
| Model Number | V3_48V/5A |
| Number of Items | 1 |
| Packer Contact Information | support@fosiaudio.com |

## Images

![Fosi Audio V3 300W x2 Power TPA3255 Mini Amp 2 Channel Class D Stereo Amplifier for Passive Tower Speakers for Home Theater Desktop Shelf Tower with 48V Power Supply - Image 1](https://m.media-amazon.com/images/I/51jOyYN2wnL.jpg)
![Fosi Audio V3 300W x2 Power TPA3255 Mini Amp 2 Channel Class D Stereo Amplifier for Passive Tower Speakers for Home Theater Desktop Shelf Tower with 48V Power Supply - Image 2](https://m.media-amazon.com/images/I/61euCfmUJcL.jpg)
![Fosi Audio V3 300W x2 Power TPA3255 Mini Amp 2 Channel Class D Stereo Amplifier for Passive Tower Speakers for Home Theater Desktop Shelf Tower with 48V Power Supply - Image 3](https://m.media-amazon.com/images/I/71xQuKFNLwL.jpg)
![Fosi Audio V3 300W x2 Power TPA3255 Mini Amp 2 Channel Class D Stereo Amplifier for Passive Tower Speakers for Home Theater Desktop Shelf Tower with 48V Power Supply - Image 4](https://m.media-amazon.com/images/I/71SHro6HzvL.jpg)
![Fosi Audio V3 300W x2 Power TPA3255 Mini Amp 2 Channel Class D Stereo Amplifier for Passive Tower Speakers for Home Theater Desktop Shelf Tower with 48V Power Supply - Image 5](https://m.media-amazon.com/images/I/61dKq2uWlOL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Compact, Powerful and Excellent for My Cymatics Setup
*by H***N on 10 August 2026*

I bought the Fosi Audio V3 primarily to use in my cymatics setup, and so far I’ve been very impressed with it. For such a small amplifier, it has plenty of power and drives my setup confidently. What matters most for cymatics is having clean and controlled output across different frequencies, and the V3 has worked very well for this. Frequency sweeps feel consistent, and I’m able to get strong, well-defined vibration patterns without needing a large traditional amplifier. I also really like how simple the V3 is. There are no unnecessary features or complicated controls – just a straightforward amplifier that does its job well. The aluminium enclosure feels solid and premium, and its compact size is particularly useful in an experimental setup where I already have other equipment, cables and the cymatics apparatus taking up space. It can get warm during extended use, which is something to keep in mind, but I haven’t found it to be an issue so far. Overall, I’m very happy with the Fosi Audio V3. My use case is probably quite different from the typical hi-fi speaker setup, but for powering my cymatics experiments it has been an excellent little amplifier – compact, powerful and easy to work with. Definitely recommended.

### ⭐⭐⭐⭐⭐ Sweet little amp!
*by S***. on 14 July 2026*

What to say? This little powerhouse sings well! Powers my DIY 3 ways sufficiently, I have a more powerful diy amp which is just gavering dust, as this little puppy serves me well!

### ⭐⭐⭐⭐ Awesome go for it
*by M***H on 9 October 2025*

Good i am using this as an dual subwoofer setup for denon x1800h av receiver using this for 2 weeks no issues working good, no distortion sound/humming issue

## Frequently Bought Together

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-10-29*