iFi Audio
iFi Audio USB iPurifier Pro
The iFi Audio USB iPurifier Pro is engineered to elevate your audio experience by eliminating noise from your USB connections. Featuring advanced ANC3™ technology, it actively reduces EMI and RFI interference, ensuring that your digital audio data is transmitted with pristine clarity. This device supports high-speed USB 3.0 data transfer up to 10Gbps and offers flexible connectivity with both USB-B and USB-C ports. Its galvanic isolation architecture and external power input option further guarantee a clean, noise-free signal path, allowing subtle details and nuances in your music to be fully appreciated. A dedicated 4mm grounding socket provides a clean earth connection for your DAC, enhancing overall soundstage and detail retrieval.
$249.00
Owner Satisfaction
4.3
/ 5
Category Rank
194
/ 221
#194 in Electronic Filters
Price vs Category Average
+2%
Above average
Inputs
3.0
/ USB-C; USB-B
Who it's for
- Noticeable Sound Enhancement
- Improved Audio Dynamics
- Broad System Compatibility
Who should skip it
- Premium Price Tag
- Variable Impact
- Adds Complexity to Setup
Key Specs
Inputs
USB-C; USB-B 3.0
External Power Input
USB-C 5V
Grounding Port
Yes
Outputs
USB-A 3.0 (Power & Data); USB-A 3.0 (Power Only)
Data Speed
10Gbps
Dimensions
42.8 x 23.2 x 96mm
Net Weight
108g
Warranty
12 Months
Features
- ANC3™ technology actively reduces EMI and RFI for noise-free data transmission.
- Galvanic isolation architecture purifies USB data streams for enhanced clarity.
- Supports USB 3.0 high-speed data transfer up to 10Gbps.
- Includes both USB-B and USB-C ports for flexible source connections.
- USB-C prioritization ensures the purest data delivery to your DAC/Amp.
- External power input bypasses noisy USB power sources for clean operation.
- Features a 4mm grounding socket for a clean earth connection to your DAC.
- Designed to reveal subtle details and improve soundstage for an artist-intended listening experience.
- All-in-One USB Noise Solution: Merges galvanic isolation, noise cancellation, and ground loop elimination into a single device.
- True Galvanic Isolation: Blocks noise-causing stray currents without affecting signal flow or USB data integrity.
- Advanced Active Noise Cancellation: Cancels EMI/RFI interference for dramatically cleaner USB power delivery.
- IsoGround Technology: Automatically removes unwanted ground connections while offering manual grounding flexibility.
- External Low-Noise Power Option: USB-C input allows clean external 5V power, cutting off noisy source power entirely.
- 10Gbps USB 3.2 Compatibility: Ensures flawless playback of ultra high-res audio files and full-speed device functionality.
What customers say
Customers consistently praise the iFi Audio USB iPurifier Pro for its remarkable impact on sound quality. Many users report a noticeable improvement in clarity, detail, and overall musicality, making their audio experience more engaging. While some acknowledge its premium price, a significant number of audiophiles feel the enhanced listening pleasure justifies the investment, highlighting its strong value proposition for serious enthusiasts seeking a refined sound. The device is generally seen as a worthwhile upgrade for discerning listeners.
Know before you buy
It cleans up your digital signal by actively cancelling EMI and RFI interference while using galvanic isolation to block electrical noise. This results in a lower noise floor, which helps reveal subtle musical details and improves the overall soundstage.
Yes, the device features both USB-C and USB-B inputs, making it compatible with a wide range of source components like computers, streamers, and DACs.
The external power input allows you to bypass the noisy power typically supplied by a computer's USB port. By connecting a clean 5V power source, you ensure that your DAC receives only pure, stable power, which significantly reduces jitter and background noise.
The grounding socket is optional but recommended if you are experiencing ground loop hum or buzz in your system. It provides a dedicated path to earth, which can further stabilize your connection and improve clarity.
No, the iPurifier Pro is fully compatible with USB 3.2 standards and supports data transfer speeds up to 10Gbps. It is designed to handle ultra-high-resolution audio files without any loss in data integrity or speed.
IsoGround automatically detects and removes unwanted ground connections that often cause audible hum or interference. It manages these connections intelligently, though it also provides manual flexibility if you need to fine-tune your grounding setup.
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