Fosi Audio ZA3 Balanced Stereo Amplifier Home Audio Component Mini 2 Channel Mono Amp TPA3255 for Subwoofer Desktop Home Theater Bookshelf Tower Floorstanding Passive Speakers with 48V Power Supply

Fosi Audio ZA3 Balanced Stereo Amplifier Review

Introduction

The Fosi Audio ZA3 is a compact, high-performance amplifier designed for audio enthusiasts. Drawing from user feedback after the V3 model’s launch, Fosi Audio has crafted an amplifier that promises superior sound quality and versatile functionality.

Key Features

Dual-Mode Innovation

The ZA3 offers both stereo and mono modes, delivering a robust output of up to 180W in stereo mode and 235W in mono mode. You can also pair two ZA3 units in mono configuration for a truly powerful audio system.

Richer Connectivity

Equipped with a balanced combo input supporting both XLR and 1/4″ TRS plugs, the ZA3 minimizes interference and noise. The 12V trigger-in allows easy synchronization with other devices.

Audiophile-Grade Components

This amplifier features the TPA3255 Class-D amp chip and high-end capacitors from Japanese and German manufacturers, ensuring exceptional audio quality. With a SINAD rating of 89dB and SNR of 106dB, the ZA3 delivers clear sound with low distortion.

Advanced Heat Dissipation

To manage heat effectively, the ZA3 incorporates a larger chassis, strategically placed vents, and dust covers, ensuring sustained high power output.

Enhanced Scalability

The amplifier allows op-amp rolling, offering flexibility to personalize your audio experience. It comes with five swappable op-amps, enabling you to fine-tune sound quality using compatible DIP8 dual op-amps.

Specifications

• Input Options: RCA, XLR, ¼” TRS
• Output Power: Stereo 180W*2 @4Ω; Mono 235W @4Ω
• Frequency Response: 20Hz-20kHz (±0.1dB)
• SNR: ≥106dB
• THD: <0.006%

User Feedback

Customers have praised the ZA3 for its incredible sound quality, powerful output, and user-friendly design. It has received an average rating of 4.7 out of 5 stars from over 721 reviews.

Price

The Fosi Audio ZA3 is competitively priced at $142.49, providing excellent value for audiophiles seeking an affordable yet powerful amplifier.

Conclusion

The Fosi Audio ZA3 is a standout choice for anyone looking to enhance their audio setup. With its dual-mode functionality, audiophile-grade components, and user-friendly features, the ZA3 is well worth considering for your home audio system.