Fosi Audio V3 Mono Amplifier

The Fosi Audio V3 Mono Power Amplifier is a high-performance Class-D mini monoblock amp designed for audiophiles and home theater enthusiasts. Delivering 240W @4Ω, it features XLR/TRS balanced & RCA inputs, PFFB technology for ultra-low distortion, and advanced cooling for stable high-power output. Ideal for stereo, multi-channel, and home theater setups, with op-amp rolling support for customizable sound.

Description

Elevate your audio experience with the Fosi Audio V3 Mono Power Amplifier, a compact yet powerful Class-D monoblock amplifier designed for HiFi and home theater applications. Featuring 240W @4Ω output, this amplifier is ideal for driving single passive speakers, allowing seamless integration into stereo, multi-channel, and home theater systems.

Key Features:

High-Fidelity Class-D Amplification – Uses the TPA3255 chip for high power efficiency, ultra-low distortion (THD 0.006%), and a SINAD of 101dB.
Innovative PFFB Technology – Ensures consistent frequency response across various speaker loads, overcoming common Class-D amplifier limitations.
Premium Audiophile Components – Equipped with Nichicon, ELNA, WIMA capacitors, and Sumida inductors, plus an upgraded four-layer PCB for superior performance.
Versatile Inputs & Gain Control – Supports XLR/¼” TRS balanced and RCA single-ended inputs, with a toggle switch for selection and gain adjustment.
Customizable Sound – Features DIP8 socket for op-amp rolling, compatible with Sparkos SS3602, MUSES02, Burson V5i, V6, V7, and more.
Advanced Heat Dissipation – The TPA3255 chip integrates with the chassis for efficient cooling, while dual side ventilation holes enhance airflow.
Auto On/Off & Energy Efficient – Intelligent power/signal sensing mode for hassle-free operation and energy savings.

With a compact footprint and audiophile-grade performance, the Fosi Audio V3 Mono Power Amplifier is perfect for those seeking clean, powerful, and distortion-free sound in home stereo and theater systems.