Fosi Audio ZP3 Balanced Preamplifier – RCA & XLR Input Selector with Tone Control

The Fosi Audio ZP3 is a high-performance balanced stereo preamplifier, engineered to give users flexible input switching, precise tone shaping, and ultra-low noise operation. Designed in response to community feedback, the ZP3 features three audio inputs (RCA1, RCA2, and XLR) and three output options (RCA, XLR, and SUB), making it the perfect control hub for home hi-fi systems, desktop audio rigs, or studio-grade setups.

Fosi Audio ZP3 Preamp Trailer

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Built with premium components such as ELNA capacitors, gold-plated connectors, and the NJR NJU72315 volume IC, the ZP3 delivers stunning clarity with ultra-low distortion. It supports both single-ended (RCA) and balanced (XLR) connections, offering maximum compatibility and cleaner signal transmission for demanding listening environments.

Advanced features include an adjustable 3-level high-pass filter, bass/treble EQ with bypass, L/R balance control, and volume memory for each input. The included remote control provides convenient source switching and volume adjustment, making the ZP3 a powerful yet user-friendly centerpiece for any modern audio system.

Key Features

• 3-in / 3-out preamp design: RCA1, RCA2, and XLR inputs

• Outputs: RCA, XLR, and dedicated SUB out

• Balanced XLR input/output for reduced noise and better signal separation

• RCA ↔ XLR signal conversion support

• Adjustable 3-level high-pass filter (HPF) for improved subwoofer integration

• Bass and treble tone controls with bypass mode

• L/R balance adjustment

• Volume memory for each input source

• High-performance components: ELNA capacitors, NJU72315 IC, gold-plated connectors

• Compact aluminum enclosure with remote control included

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Specifications

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Categories

• Preamplifier

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