AI-generated approximation — not official manufacturer imagery.
About the ZA3
The Fosi Audio ZA3 is a versatile Class D amplifier featuring a Texas Instruments TPA3255 chipset, supporting both stereo and mono-block configurations. With balanced XLR/TRS inputs and a 12V trigger, it delivers up to 235W @4Ω in mono mode (48V PSU) while maintaining THD below 0.006%. Its audiophile-grade components include op-amp rolling support and advanced thermal management.
Specifications
Key Specifications
Impedance: 4Ω
Power: 155W
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