87%
Fosi Audio Fosi Audio ZP3 Preamplifer
- Triple Source Inputs: 3 In / 3 Out
- HPF Adjustment
- 12V Trigger In/Out
- Perfect combination with ZD3 and ZA3
- Home Audio Control Hub: Features 3-in-3-out options for connecting up to three audio sources. Includes a remote control for one-touch input switching and volume adjustment—making it easy to manage your home audio system with freedom
- Versatile Connectivity: Equipped with RCA1/RCA2/XLR inputs and RCA/XLR/Sub-Out outputs, the ZP3 integrates multiple devices with ease. Supports balanced XLR in/out for cleaner sound, plus RCA/XLR signal conversion for maximum compatibility
- Audiophile-Grade Components: Built with premium parts including ELNA capacitors, NJR NJU72315 volume IC, and gold-plated RCA jacks. These components reduce noise and distortion, delivering exceptional clarity and high-fidelity performance
- Adjustable High-Pass Filter: Three-level HPF settings filter low-frequency signals from the RCA/XLR outputs, sending only mids and highs to main speakers while routing bass through the SUB-OUT—enhancing clarity, detail, and overall sound balance
- Flexible Sound Customization: Includes bass/treble control with bypass function, and L/R balance knobs for personalized adjustment. Volume memory remembers settings for each input source—giving you a smarter, more convenient audio experience tailored to your taste
- Fosi Audio ZP3 x 1
- IR Remote Control x 1
- AC 110-240V Power Cord x 1
- 12V Trigger Cable x 1
- User Manual x 1
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Professional Reviews 87/100
Nicely Roasted
Sound Quality
83/100
Build Quality
86/100
Features Connectivity
87/100
Value for Money
97/100
Designed to bring cleaner, crisper sound to compact separates, the ZP3 combines balanced I/O with genuinely useful bass management. Pieces of Vinyl found its high-pass filtering eased speaker strain and opened up playback, while Old Guy Hifi praised its solid build, flexible connectivity and standout value. A compelling control center for desktop, nearfield and speaker-sub systems.
What Reviewers Are Saying
Pros
High-pass filtering and subwoofer integration produce a cleaner, crisper speaker presentation and allow higher playback levels with less strain.
Balanced XLR input/output, dual RCA inputs, RCA output and mono sub out provide unusually versatile connectivity for compact systems.
Strong value, solid construction and good stock sound make it especially appealing for desktop or secondary systems.
&
Cons
The volume knob does not reflect remote-adjusted volume, making its position unreliable as a visual level indicator.
Better suited to desktop, secondary and background-music duties than demanding critical-listening systems.
SOUND QUALITY PERFORMANCE 83/100
Reviewers find the ZP3 clean, capable and notably effective when used in a balanced system or with its crossover facilities. It is especially well suited to desktop, secondary and subwoofer-integrated systems, though one reviewer does not consider it a serious critical-listening preamplifier.
Transparency Resolution
86/100
Pieces of Vinyl reports a clearly cleaner presentation and a substantial improvement when using the balanced XLR connections with Fosi V3 Mono amplifiers. Old Guy Hifi found the standard-op-amp configuration perfectly listenable, but stopped short of describing it as a highly revealing reference component.
Tonal Balance Musicality
84/100
Both reviewers describe the overall sound positively, using terms including "very good," "very nice," and "absolutely amazing." The high-pass filtering can also make a speaker system sound crisper by removing low-frequency strain, although neither review offers detailed commentary on timbre or tonal neutrality.
Dynamics
86/100
The ZP3's bass management made it possible for one reviewer to raise playback volume while reducing stress on the main speakers. That reviewer also found the system cleaner and more composed with the ZP3 in place, particularly when paired with a subwoofer.
Soundstage Imaging
75/100
The supplied reviews do not meaningfully discuss stage width, depth, image focus, or spatial layering. Their listening comments concentrate instead on cleanliness, balanced operation, and the benefits of high-pass filtering.
Assessments of Build Quality, Usability, and Overall Propositions.
Build Quality
86/100
Old Guy Hifi describes good components, premium internal parts, tidy construction, and a good volume-control circuit. The reviews provide little information about long-term durability or control feel beyond that positive assessment.
Features Connectivity
87/100
The ZP3 provides two RCA inputs plus a balanced XLR input, with both RCA and balanced XLR outputs. Its mono subwoofer output and selectable high-pass filtering are particularly useful additions for systems that need proper bass management, while bass and treble controls add further setup flexibility.
Value for Money
97/100
At $199, Old Guy Hifi calls the ZP3 a "steal" and "a hell of a buy," describing it as absolutely excellent for the money. The reviewer still frames it primarily as an excellent desktop, secondary, or background-music solution rather than a no-compromise critical-listening preamplifier.
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Authorized dealers for Fosi Audio Fosi Audio ZP3 Preamplifer
- Acoustic Technologies — online and in-store — Montréal, Québec, Canada (website)
- Altitudo Audio — online and in-store — Winnipeg, Manitoba, Canada (website)
- Apos Audio — online and in-store — Oakland, California, United States (website)
- Audeos — online and in-store — Żywiec, Województwo śląskie (website)
- Audio 46 — online and in-store — New York, New York, United States (website)
- Audio Domain — online and in-store — Stadtbezirke I, Nordrhein-Westfalen, Germany (website)
- Audio Magic - EU — online and in-store — Wola, Województwo mazowieckie, Poland (website)
- AUDIOPHONICS — in-store — Bordeaux, Nouvelle-Aquitaine, France (website)
- AV Cables — online and in-store — Hornsyld, Denmark (website)
- B&H Photo — online and in-store — New York, New York, United States (website)
and 13 more verified dealers