Power Cables

Mains leads in IEC C13, C15, C19 and Figure 8, with most available made to order in the length you need. Usually the first power upgrade people make.

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Choosing a mains cable

Start with the connector. Your equipment takes one of four inlets. C13 is the standard kettle style socket, C15 is the notched high temperature version used by some amplifiers, C19 is the larger high current type on bigger power amplifiers, and Figure 8 is the small two pin fitting on lighter source components. The wrong one will not fit, so check the back of the unit before ordering.

Current capacity comes next. A power amplifier draws far more than a DAC or a streamer, and a cable designed for a source component can restrict a large amplifier on dynamic peaks. Where a manufacturer specifies a minimum, follow it.

On what to expect: changes here are usually described as a lower noise floor and better dynamic control rather than a shift in tonal balance, and they tend to be clearest on amplifiers and on digital sources with switching supplies. It is also the area of hi-fi where the gap between claim and result is widest, which is exactly why the 60-day money-back guarantee matters here. Put one on your amplifier and decide for yourself.

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60 of 211 products

  • PS Audio PerfectWave AC12 Mains Power Cable
    SALE

    PS Audio

    PS Audio PerfectWave AC12 Mains Power Cable - UK - Special Offer

    SKU: AC12

    (2 reviews)
    From
    £362.50 £612.50
    Ex. VAT ✓ Save £250.00

    The AC12 is PS Audio's finest power cable ever made. Heavy gauge, low impedance, the finest pure copper available in the world. The AC 12 is perfect for digital, analog, or any application where you want the very best performance possible.

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  • Sbooster

    Sbooster BOTW MKII Linear Power Supply - 18-19V Rating

    SKU: BOTW MKII 18-19V

    (2 reviews)
    £315.83
    Ex. VAT

    The Best of Two Worlds Power & Precision ECO MKII linear audio upgrade power supply (BOTW P&P ECO) is the successor of Sbooster's BOTW P&P ECO, which was introduced in the summer of 2015. The BOTW P&P ECO upgrade power supply combines power, precision and efficiency in a unique innovative manner and is the best choice for every audiophile.

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  • Furutech

    Furutech NCF Clear Line AC Power Supply Optimizer

    SKU: NCF Clear Line

    (2 reviews)
    From
    £241.67
    Ex. VAT

    NCF Clear Line is an audio grade passive AC optimizer, small enough to hold in your hand, that instantly enhances the quality of your power supply. Simply plug the NCF Clear Line into any vacant receptacle on either a power distributor or wall outlet. For best effect, use the NCF Clear Line on the same AC line/supply as your system, preferably at a receptacle adjacent to your system.

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  • AudioQuest

    AudioQuest Blizzard XTRM Mains Power Cable

    SKU: Blizzard XTRM

    (2 reviews)
    From
    £732.50
    Ex. VAT

    The XTRM version of the Blizzard power cable is terminated with custom-made hanging silver over red copper Wall plugs and IEC plugs for a superior connection to both the conductors and your equipment.

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  • Tellurium Q

    Tellurium Q Black II UK to IEC Mains Cable

    SKU: TQ Black II Mains

    (2 reviews)
    From
    £836.67
    Ex. VAT

    The old version of the Black II was a good cable and indeed won awards but the old Black sounded “clumsy” compared to this new version which is far more refined, on point musically and more in keeping with Tellurium Q's research over the last 5 years. Looking very similar externally, the difference is apparent when you plug it into your system.

    PLEASE NOTE: lengths longer than 1m usually ship within 7-10 days .

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  • Chord Epic ARAY Mains Power Cable
    SALE

    Chord Company

    Chord Epic ARAY Mains Power Cable

    SKU: Epic Mains Power

    (2 reviews)
    From
    £540.00 £600.00
    Ex. VAT ✓ Save £60.00
    Chord Company Epic Power is a high-specification mains cable for hi-fi and audiovisual systems. Hand-built in the UK, the design incorporates our unique ARAY conductor technology, originally created for our flagship products but now enhancing the performance of our other ranges. Epic Power is part of the widely acclaimed and extensive Epic range of analogue and digital interconnects, HDMI and speaker cables.
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  • Atlas Cables

    Atlas Eos 4.0em UK Mains Power Cable

    SKU: Eos 4.0em UK Mains

    (2 reviews)
    From
    £687.50
    Ex. VAT

    The Eos 4.0em Power Cable uses high purity 4mm² OFC conductors in combination with a carbon-loaded screen with Atlas' dd (dual drain) termination configurationin a high-efficiency stable PVC dielectric. This allows the the new Eos em cable series to deliver exceptional fidelity and superior protection against the threat of Rf radiation. 

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  • Shunyata

    Shunyata Research Theta NR UK Power Cable - 1.75m

    SKU: PC-THT/NR-UK/C19

    (2 reviews)
    £1,100.00
    Inc. VAT

    The Shunyata Research Theta NR Power Cable, boasting advanced technology like continuous-cast Ohno copper and custom shielding elements, delivers unparalleled sound quality and performance enhancements, allowing systems to express dynamic shifts with nuance and coherence. Utilising proprietary processes like KPIP v2™, these cables offer improved resolution and clarity, combining the best qualities of silver and copper without the associated negatives, ultimately providing a relaxed and lifelike audio presentation.

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  • Wireworld

    Wireworld Stratus 10 Mains Power Cable

    SKU: STPUK-10

    (2 reviews)
    From
    £118.29
    Ex. VAT
    Wireworld’s Stratus Power Cord delivers cleaner audio, deeper bass, and lower noise using Fluxfield technology and COMPOSILEX 5 insulation. Its flat, flexible design and silver-clad connectors outperform many high-end cables, offering high value for serious listeners.
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  • Wireworld

    Wireworld Aurora 10 Mains Power Cable

    SKU: AUPUK-10

    (2 reviews)
    From
    £190.79
    Ex. VAT
    The Aurora Power Conditioning Cord upgrades audio performance with silver-clad OFC conductors and COMPOSILEX 5 insulation for enhanced tone, imaging, and noise reduction. Its flexible flat design is easy to install, and longer lengths improve filtering performance.
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  • IsoTek EVO3 Premier Power Cable UK - Fig8
    SALE

    IsoTek

    IsoTek EVO3 Premier Power Cable UK - Fig8 1.5m

    SKU: 11001671

    (1 reviews)
    £165.95 £175.00
    Inc. VAT ✓ Save £9.05
    Premier has taken two years of development. Sourcing of specialist high quality materials. The design and development of IsoTek's own bespoke and unique 24ct gold plated copper connectors.
    View Available Free delivery
  • IsoTek

    IsoTek EVO3 ELITE Power Cable

    SKU: EVO3 Elite

    (1 reviews)
    From
    £745.83
    Ex. VAT
    High Quality 20 Amp Rated OFC cable, MK Duraplug, 24ct Gold Deep Cryogenically Treated IEC Connector.
    View Available Worldwide Shipping Available

Not finding what you need?
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Yes. Upgrading power cables can significantly improve system performance, even more so when using components sensitive to noise. AudioQuest power cables are designed to reduce radio-frequency and electromagnetic interference (RF/EMI), stabilise current delivery, and improve the noise floor of your system. Many customers report noticeable gains in detail, dynamics, and overall tonal balance, especially when paired with AudioQuest Niagara power conditioners.

Yes. Supra LoRad power cables are specifically engineered to minimise electromagnetic interference (EMI) and radio frequency interference (RFI). By reducing the noise that can be picked up by audio components, LoRad cables help lower background hum and improve overall system clarity. Many listeners find they deliver a cleaner, more dynamic sound with greater focus across the frequency range.

Absolutely. IsoTek power cables are designed with advanced shielding and high-quality conductors to reduce electromagnetic interference and optimise current delivery. Upgrading to an IsoTek EVO3 Premier or EVO3 Sequel cable is one of the simplest ways to improve performance.

Yes. Even adding one Shunyata power cable to a key component (like a DAC, streamer, or amplifier) can reveal more detail, reduce harshness, and improve timing. Many listeners choose to upgrade step by step as the improvements are cumulative.

Yes. Longer cables or high-current components benefit from thicker conductors (e.g., 2.5mm² or 12AWG) to maintain low resistance and voltage stability.

Standard power cables are designed to meet safety regulations at low cost, not to optimise audio performance. Upgraded power cables use higher-quality conductors, improved shielding, and better connectors to reduce interference and improve current delivery.

In resolving systems, this can result in clearer detail, improved dynamics, and a more stable soundstage. While the effect varies by system, power cables often become more beneficial as the overall quality of the equipment increases.

Clean mains power matters to both digital and analogue systems, but in different ways. Digital equipment can be affected by electrical noise that impacts timing, clarity, and perceived smoothness. Analogue equipment, especially turntables and phono stages, is sensitive to noise and interference that can mask low-level detail.

Improving power quality can help systems sound more composed, quieter, and more consistent. The more revealing the system, the more noticeable the benefits of cleaner power tend to be.

For most systems, speakers, headphones, and core electronics deliver the biggest initial improvements. Power upgrades are usually most rewarding once the system fundamentals are already strong.

That said, if you are experiencing noise, hum, or inconsistency, addressing power can bring immediate benefits. Power upgrades work best as part of a wider system approach rather than as a standalone fix.

All cables matter, and your system will require good quality cables for all of it's connections, however, if you were looking for the cable which will make the biggest difference, then we would recommend looking at the power cables from your wall socket, to your distribution block and/or amplifier. More often than not, we hear from customers, manufacturers, and our own tests that higher quality power cables can have a significant impact of the quality of your system.

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