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Overview

AudioQuest NRG-Y3 — AC Power Cable

Clean power, unrestricted dynamics. The AudioQuest NRG-Y3 is a high-performance C13 AC power cable that brings several of AudioQuest’s important power technologies together at an accessible level: ZERO-Tech, Semi-Solid Concentric Long-Grain Copper conductors, silver-plated drain wires, and Direction-Controlled Conductors.

Designed as a substantial upgrade over standard factory power cords, NRG-Y3 is well suited for DACs, streamers, preamplifiers, powered speakers, televisions, disc players, and other audio/video components using the common IEC-C13 connection.

ZERO-Tech — Uncompressed Transient Current

One of the most important technologies in the NRG-Y3 is AudioQuest ZERO-Tech.

AudioQuest explains that low DC resistance alone isn't enough for an AC power cable. Characteristic impedance can also affect a component's ability to respond to sudden current demands.

ZERO-Tech is designed to eliminate the electrostatic field between the cable's high and low conductors, creating zero characteristic impedance. The goal is to allow transient current to pass without the compression AudioQuest associates with conventional AC power cables.

For audio systems, that means the cable is engineered not only to reduce noise but also to stay out of the way when the connected component demands instantaneous power.

Long-Grain Copper Conductors

NRG-Y3 uses high-purity Long-Grain Copper (LGC).

AudioQuest selects LGC to minimize distortion caused by the grain boundaries present in conventional copper conductors. Fewer boundaries in the conductive path mean fewer opportunities for unwanted electrical behavior as power travels through the cable.

It's one of the fundamental material upgrades that separates NRG-Y3 from an ordinary molded power cord.

Semi-Solid Concentric Construction

The NRG-Y3 doesn't use a conventional bundle of randomly arranged copper strands.

Its Semi-Solid Concentric Conductors are packed tightly so the individual strands maintain their position within the bundle. AudioQuest says this geometry significantly reduces strand-interaction distortion, a major source of dynamic distortion in conventional stranded cables.

Silver-Plated Drain Wires

NRG-Y3 incorporates direction-controlled silver-plated shield conductors engineered specifically to deal with RF noise.

AudioQuest applies 0.5% silver plating over high-quality copper. These drain wires direct RF noise collected by the line and neutral shields toward ground through the third grounding pin of the AC plug.

This gives NRG-Y3 a much more sophisticated approach to noise management than a conventional three-conductor AC cable.

Direction-Controlled Conductors

Every internal conductor in the NRG-Y3 is Direction-Controlled.

AudioQuest controls conductor orientation to manage RF impedance variation and ensure induced noise is dissipated in the intended direction. This is a fundamental part of AudioQuest's broader Noise-Dissipation technology.

The objective is straightforward: keep RF noise away from the sensitive electronics you're trying to power.

Standard IEC-C13 Connection

The U.S. version of NRG-Y3 uses a 3-prong wall plug to IEC-C13 connector, making it compatible with one of the most widely used power inlets in high-performance audio and video.

That makes NRG-Y3 an excellent upgrade for compatible:

  • DACs and music streamers
  • Preamplifiers
  • Integrated components
  • Powered speakers
  • CD and disc players
  • Network equipment
  • Televisions and video components
  • Game consoles
  • Other electronics using an IEC-C13 inlet

AudioQuest specifically positions NRG-Y3 as an upgrade for DACs, powered desktop speakers, game consoles, streamers, and other compatible electronics.

Multiple Lengths

NRG-Y3 is available in a broad selection of lengths, making it easy to properly route power in both conventional systems and larger equipment installations:

1m / 3 ft 3 in
2m / 6 ft 6 in
3m / 9 ft 10 in
4.5m / 14 ft 9 in
6m / 19 ft 8 in

Key Features

  • IEC-C13 to 3-prong AC power cable
  • ZERO-Tech
  • High-purity Long-Grain Copper (LGC)
  • Semi-Solid Concentric conductor geometry
  • 0.5% silver-plated drain wires
  • Direction-Controlled Conductors
  • RF Noise-Dissipation
  • Designed for uncompressed transient-current delivery
  • Designed to reduce strand-interaction distortion
  • Available in lengths from 1m to 6m
  • Ideal for a wide range of audio, video, and digital components

NRG-Y3 vs. NRG-X3

The NRG-X3 is the more affordable C13 upgrade, giving you Long-Grain Copper, Semi-Solid Concentric conductors, and direction-controlled construction.

The NRG-Y3 adds ZERO-Tech and 0.5% silver-plated drain wires, making it the more sophisticated cable for systems where both unrestricted transient current and RF Noise-Dissipation become increasingly important.

For customers moving beyond an entry-level power-cable upgrade, NRG-Y3 is where AudioQuest's more advanced power technology really begins to come into play.

The Grid HiFi

The power cable is the final connection between your component and the AC system feeding it. The AudioQuest NRG-Y3 offers a meaningful step beyond a stock power cord without requiring the investment of AudioQuest's higher-level Storm Series cables.

At The Grid HiFi, we can help match the right AudioQuest power cable to each component in your system and build a complete power strategy around NRG, Storm Series, PowerQuest, and Niagara products.

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FAQs

Please read our FAQs page to find out more.

Do you price match?

Yes. We match any authorised dealer, including big-box retailers. If you find the same product at a lower price, contact us and we'll match it.

Do you offer free shipping?

Yes — free shipping on every order, with 2-day delivery available on most products. Easy returns and exchanges are included.

Where is your showroom?

We're at 6362 Alder Drive, Houston, Texas. The showroom lets you hear and compare reference-level systems in person before making any decisions. If you're considering a larger purchase or installation, it's well worth the visit.

Can I buy online without visiting the showroom?

Yes. The full product range is available through the online store with free nationwide shipping. For more complex system builds, speaking with one of our advisers first tends to lead to a better result.

Do you offer financing?

Yes. Special financing is available through the BrandSource Credit Card for qualifying purchases, allowing you to spread payments over time with no annual fee. Promotional rebate savings are also available periodically. See the financing page for full details.

Do you install systems as well as sell equipment?

Yes — installation is central to what we do. We design and install whole-home audio and video, home theaters, media rooms, outdoor audio, lighting and motorised shades, and full smart home automation.

Do you provide support after installation?

Yes. We provide ongoing service and support to ensure systems continue performing as intended — not just on installation day, but over the long term.