IsoTek

IsoTek

Not cables. IsoTek filter each socket independently so your amplifier and streamer cannot pollute each other through the block. The answer when the system is good but the noise floor is holding it back.

About IsoTek

Est. 2000
United Kingdom
Isolated Filter
Per Socket
Since 2009
Stocked by FutureShop
35+
Products
4 Levels
Plus Custom Install
Conditioners, Blocks, Mains Cables, Plugs
Product Types

What IsoTek do about mains noise

Mains conditioning is the corner of hi-fi where claims are easiest to make and hardest to check. IsoTek's position is more specific than most, and it comes down to two ideas.

The first is that different types of noise need different treatment. Common mode and differential mode interference behave differently, and a single filter designed to catch both tends to do neither well. IsoTek use separate networks for each.

The second is independent filtering per socket. In an ordinary distribution block, every component shares one filter and one set of internal busbars, which means a switch-mode power supply in a streamer can push noise straight back out into the amplifier plugged in beside it. IsoTek give each outlet its own network and tailor it to the load: Direct-Coupled circuits on the high-current outlets an amplifier needs, Adaptive Gating on the source outlets, which senses what is connected and adjusts. KERP, their equal resistance path design, then matches the resistance of every path so no socket is electrically privileged over another.

There is also an argument the company makes that runs against their own commercial interest: for most systems, addressing the block comes before addressing the cable. A modest cable into a well-designed block usually beats an expensive cable into a wall socket.

IsoTek build power cables, blocks, conditioners and plugs in England, under founder Keith Martin, and have been at it long enough that earlier generations are still in service.

4.95/5 from 20,702+ reviews Award Winning Dealer Since 2013 UK Specialist since 2005

36 of 37 products

  • IsoTek

    Isotek V5 Elektra Mains Conditioner W/ Initium Power Cable

    SKU: Isotek V5 Elektra

    From
    £1,662.50
    Ex. VAT

    If you're looking for an effective way to clean and protect your audio or AV system from unwanted noise and interference, then the V5 Elektra from IsoTek is the perfect solution for you. This budget-friendly power-cleaning system offers six optimised power-cleaning circuits that are designed to effectively remove both common and differential-mode mains noise.

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  • From
    £745.83
    Ex. VAT

    The IsoTek V5 Corvus is an ideal solution for anyone who is looking to upgrade their audio or audio-visual system without breaking the bank. It offers a cost-effective way to improve the performance of your system while also protecting it from any potential damage.

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  • IsoTek

    Isotek V5 Polaris 6-Way Mains Distribution W/ Initium Power Cable

    SKU: V5 Polaris

    (1 reviews)
    From
    £662.50
    Ex. VAT

    If you are looking for an efficient and cost-effective upgrade to your audio or audio-visual system, then the V5 Polaris is a great choice. It offers nine times more Differential Mode filtering, improved amperage with decreased resistance, and double the protection of other models.

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  • IsoTek

    Isotek V5 Gemini 2-Way Mains Distribution

    SKU: ITP04

    (1 reviews)
    £329.17
    Ex. VAT

    The V5 Gemini is perfect for any audio or AV system, offering superior power cleaning performance and reliability. With its compact design, it is perfect for those who want to keep their audio equipment out of sight, and the included wall-hanging bracket makes mounting the product even easier.

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  • IsoTek V5 Sirius
    SALE
    From
    £912.50 £1,245.83
    Ex. VAT ✓ Save £333.33

    One of the most impressive aspects of the V5 Sirius is its ability to protect and enhance the performance of your audio system. With its ultra-high performance 16A power bar, it harnesses IsoTek's latest mains power cleaning technology to remove common and differential mode mains noise. This results in a significant reduction of up to 45dB in RFI, ensuring a clean and pure power supply to your system.

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  • IsoTek

    IsoTek V5 Sigmas Mains Conditioner

    SKU: IsoTek V5 Sigmas

    From
    £4,162.50
    Ex. VAT

    The IsoTek V5 Sigmas Mains Conditioner is an advanced power cleaning and distribution system designed for high-quality audio or AV setups, featuring seven optimised power cleaning circuits to reduce mains noise by up to 80dB, and boasting independent outlets for source components and high-current devices. With innovative features like KERP technology ensuring equal power delivery and a fully star-earthed network for protection, the V5 Sigmas enhances performance, sound stage, and overall system functionality, making it a significant upgrade for high-end audio systems.

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  • IsoTek

    IsoTek EVO3 System Link Cable - 0.5m

    SKU: ITC03-10

    £79.17
    Ex. VAT

    The IsoTek System Link Cable streamlines audio or power setups by connecting multiple units, maintaining stable earth reference, and reducing the need for numerous wall outlet sockets. Available in various configurations like EVO3 Initium and EVO3 Premier, it offers durability and performance, making it an indispensable component for enhancing system performance and simplifying setup processes.

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  • IsoTek

    IsoTek V5 Syncro Uni 16 DC Blocker

    SKU: Syncro Uni 16

    (2 reviews)
    From
    £579.17
    Ex. VAT
    The IsoTek V5 Syncro Uni 16 DC Blocker eliminates DC noise, rebalances the mains sine wave, and reduces transformer hum, enhancing sound quality and system performance. With increased current capability, advanced circuit design, and premium components, it lowers noise, improves dynamics, and extends equipment life. CALL TO ORDER.
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  • IsoTek EVO3 ELITE Power Cable C19 2m - Special Offer
    SALE

    IsoTek

    IsoTek EVO3 ELITE Power Cable C19 2m - Special Offer

    SKU: EVO3 Elite C19 2m

    £533.32 £662.50
    Ex. VAT ✓ Save £129.18
    High Quality 20 Amp Rated OFC cable, MK Duraplug, 24ct Gold Deep Cryogenically Treated IEC Connector.
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  • IsoTek EVO3 Optimum Power Cable
    SALE

    IsoTek

    IsoTek EVO3 Optimum Power Cable C15 2m - Special Offer

    SKU: EVO3 Optimum C15 2m

    £912.50 £1,079.17
    Ex. VAT ✓ Save £166.67
    The EVO3 Optimum is IsoTek’s most sophisticated power cable to date and capable of delivering astonishing levels of performance.
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  • IsoTek V5 Syncro Uni 16 DC Blocker Black UK Version - Ex-Demo
    NEW

    IsoTek

    IsoTek V5 Syncro Uni 16 DC Blocker Black UK Version - Ex-Demo

    SKU: Syncro Uni 16 ex demo

    £464.16
    Ex. VAT
    The IsoTek V5 Syncro Uni 16 DC Blocker eliminates DC noise, rebalances the mains sine wave, and reduces transformer hum, enhancing sound quality and system performance. With increased current capability, advanced circuit design, and premium components, it lowers noise, improves dynamics, and extends equipment life.
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  • IsoTek EVO3 Initium C14 to C13 Power Cable (1.5m)
    NEW

    IsoTek

    IsoTek EVO3 Initium C14 to C13 Power Cable (1.5m)

    SKU: ITC53

    £100.00
    Ex. VAT
    The IsoTek EVO3 Initium C14 to C13 is a 1.5m audiophile mains power cable that replaces the basic IEC lead between an IEC outlet and your hi-fi or AV component. Three 99.9999% OFC conductors, polyethylene insulation and a twisted parallel geometry that helps reject RFI and EMI give a cleaner supply to your equipment at an accessible price.
    View Available Worldwide Shipping Available

Not finding what you need?
Our experts can help narrow it down for your exact system.
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IsoTek power conditioners remove noise and interference from your mains supply while providing surge protection for your system. This ensures your hi-fi or AV equipment receives clean, stable power, improving dynamics, detail, and overall performance.

For entry-level systems, the IsoTek EVO3 Polaris or EVO3 Corvus are excellent starting points. They provide multiple outlets, reliable protection, and an immediate uplift in sound and picture quality.

Yes. IsoTek solutions benefit any system powered by electricity. Hi-fi setups gain clearer sound and tighter bass, while home cinema users notice sharper visuals and more immersive surround sound.

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.

IsoTek uses advanced passive components and proprietary design techniques to filter out mains interference and isolate components from electrical “cross‑talk.” This results in a cleaner, more stable supply, reducing noise, tightening dynamics, and delivering greater clarity and musical detail.

Yes! IsoTek units such as the EVO3 Aquarius offer robust surge protection (rated at over 67,000A) to safeguard your equipment from power surges while conditioning the incoming mains.

Like many high-performance audio components, IsoTek products benefit from a period of burn-in. While you’ll notice improvements straight out of the box, most conditioners and cables reach their full potential after 100 hours of continuous use. During this time, the sound generally opens up with greater transparency, tighter bass, and a more natural musical flow.

IsoTek’s entry-level products, such as the EVO3 Polaris and Corvus, focus on accessible multi-outlet protection and noticeable improvements to sound and picture quality. Moving up the range to reference models like the Aquarius, Titan or Sigmas brings more advanced circuitry, higher current capacity, and dedicated outlet designs for source components and power amplifiers. This ensures the cleanest possible supply, unlocking the very best performance from high-end systems.

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