Naim NPX 300 Power Supply for Naim 200/300 Series Sources & Pre-Amps


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Model: NAIMPSUNPX300 UPC: 5056351704628 Item: 179153

Product Information

Upgraded power and performance.

Take musical performance to the next level with this instant upgrade for new Naim 200 & 300 Series sources and pre-amplifiers, including the NSC 222 streaming pre-amplifier. It disables the internal power supply – immediately reducing the noise floor further still – and provides a superior transformer and cleaner power. Connect multiple NPX 300 upgrades within the same set-up for the ultimate musical experience.


  • Instant power supply upgrade for Naim 200 & 300 Series sources and pre-amplifiers.
  • Scalable: add an NPX-300 power supply to any or all the above.
  • Provides a superior and cleaner power supply.
  • Superlative build quality and beautifully designed in the UK.
  • Two internal power supplies (Linear and High efficient)
  • 0.5W standby power
  • Legacy mode for compatible legacy products such as the NDX2, NAC 272 (Please note: legacy cable required).



  • Type: Power supply
  • Standby Power Consumption: <0.5W
  • Power Supply Output: Type 3, Type 4
  • Other Connectors: Micro USB (update only)
  • Naim Logo: White illuminated
  • Mains Supply: 115V or 230V, 50/60Hz
  • Dimensions (W x H x D): 17” x 3 5/8” x 12 1/2"
  • Weight: 31.75 lbs

What's in the Box

What's in the Box

  • NPX 300 Power Supply for Naim 200/300 Series Sources & Pre-Amps
  • Power Cord
  • Manual 



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