Fosi Audio V3​

2-Channel Stereo Power Amplifier ​

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OVERVIEW
FEATURES
SPECS
TI TPA3255 Amp
THD
SNR
Swappable Op-Amps
Sumida Inductors
German WIMA Capacitors
Japanese Sumida Inductors
Japanese NCC Filter Capacitors
Groundbreaking Heat Dissipation
Vents on Top
Vents on Bottom

Why Fosi Audio V3?

TI TPA3255 Amp
THD
SNR
Swappable Op-Amps
Japanese ELNA Capacitors
German WIMA Capacitors
Japanese Sumida Inductors
Japanese NCC Filter Capacitors
Vents on Top
Vents on Bottom
Groundbreaking Heat Dissipation

Why Fosi Audio V3?

TI TPA3255 Amp
THD
SNR
Swappable Op-Amps
Japanese ELNA Capacitors
German WIMA Capacitors
Japanese Sumida Inductors
Japanese NCC Filter Capacitors
Vents on Top
Vents on Bottom
Groundbreaking Heat Dissipation

Purify the Essence​

Using a minimalist design language, focusing more on enhancing the sound quality and performance of the product, making it the best-sounding power amplifier of Fosi Audio to date.​

Built-in TI TPA3255 Amp

Enabling superior audio quality and ultra-low distortion across the audio band with Class-D efficiency

≥ 110dB

SNR

Title

＜ 0.003%

THD+N

Title

≥ 110dB

Dynamic Range

Quality Components Integrated

Full of what audiophiles could want inside

Japanese NCC 
Capacitors 63V/2200uF

Japanese Sumida 
Audio Inductors

German WIMA 
Capacitors

Japanese ELNA 
Capacitors

Built-in TI TPA3255 Amp

Enabling superior audio quality and ultra-low distortion across the audio band with Class-D efficiency

Vents
on Top

Heatsink Attached
to Casing

Vents
on Bottom

Title

Aliexpress​

Swappable Op-Amps​

Roll the op-amps to get your preferred sound signature.​

Energy Saving Circuit​

Specialized REAL-OFF technology ensures the cleanest shutdown.​

Logarithmic Taper A Pot​

Manage the volume of sound in a much finer way suitable for human ear.​

Hear What They Are Saying

cheapaudioman

A British Audiophile

Audio Masterclass

Michael Andrew

Z Reviews

iiWi-Reviews

Learn More

Product Details​

Specifications

Max Power Output: 300Wx2 @4Ω

SINAD: ≥88dB

SNR: ≥110dB

Terminating Impedance: 2-8Ω

THD: <0.003%

Power Amp: TI TPA3255

Op-Amp: TI NE5532 x2

Power Supply: 32V/5A, 48V/5A

Power Input Range: DC 24V-48V

Frequency Response Range: 
20Hz-20kHz(±0.1dB)

Input & Output

Input: RCA
Output: Speaker Output/3.5mm Pre-out

Download

User Manual:                 Download

What's in the box？

1. V3 ×1
2. User Manual × 1
3. 32V/5A or 48V/5A Power Supply × 1