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iFi Audio DC iPurifier2 Active Audio Noise Filter for DC Power Supplies

  • Sale
  • $ 129

Free standard shipping on all orders within the continental US.

Strips away noise and restores clear sound. 

Handles anything
Simply place the DC iPurifier2 between the SMPS and the device you want to use.
Your device could be anything from a DAC (digital-to-analog converter) to a DAW (digital audio workstation).
The DC iPurifier2 will halt unnecessary noise in its tracks.

Super effective. Super cool.
It’s an ultra-wideband design that is effective from 1Hz all the way up to 5GHz. Its strongest performance is in the audible range of 20Hz to 20KHz.
The DC iPurifier2 handles five volts right through to 24 and comes with a variety of adapter sizes making it compatible with all power supplies – 5.5 x 2.1mm, 5 x 2.5mm, and 3.5 x 1.35mm.

So, what’s new?
The DC iPurifier2 uses iFi’s optimized Active Noise Cancelation2 technology based on the ingenious Thales Spectra military radar defense technology used in jet fighters. In the immortal words of Maverick from Top Gun, “Maverick going supersonic. Be there in 30 seconds!”


  • Compatible w/ all power supplies
  • Reduces noise, buzz, and jitter from your music
  • Active Noise Cancellation2®
  • Noise will be reduced by a factor of 316x to 100,000x


  • Compatible with 5-24 volt DC power supply units (up to 3.5A, 84W)
  • Construction: iFi ‘FINAL’ aircraft-grade RFI shielded aluminium chassis
  • With 3 DC barrel versions: 5.5×2.1mm (adapters for 5.5×2.5mm and 3.5×1.35mm included)
  • With polarity inverter (white)
  • Warranty period: 12 months
  • In the Box: 4x DC barrel adapters, polarity inverter

WARNING: California Residents - Proposition 65. This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to



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