Blocks & Conditioners

Distribution blocks, filtered conditioners and combined units in four to ten socket configurations, from Atlas, Chord, ISOL-8, IsoTek, PLiXiR, PS Audio, Shunyata and Synergistic Research.

124 products Award Winning Dealer Since 2013 Free expert consultation

Block or conditioner? The difference explained

A power block is a distribution point. It takes one feed from the wall and provides several sockets, using better internal wiring and connectors than a domestic extension lead, and it puts every component on a common earth reference. It does not filter.

A conditioner adds filtering, and sometimes surge protection, isolation transformers or full regeneration. The filtering removes high frequency mains noise, which typically lowers the noise floor and can improve stereo imaging. The trade off is that filtering in series with a power amplifier can restrict current on dynamic peaks and leave the system sounding flat.

The common arrangement solves both problems: filtered outlets for sources and digital equipment, and an unfiltered or high current outlet for the power amplifier. Many units are built exactly that way. Count the components you need to plug in, note which of them are amplifiers, and check the socket type your mains cables use. Tell us what the system is and we will recommend the configuration rather than the most expensive box.

4.95/5 from 20,653+ reviews Award Winning Dealer Since 2013 UK Specialist since 2005

12 of 124 products

  • Tacima CS947 6 Way Mains Conditioner
    ★ Award

    Tacima

    Tacima CS947 6 Way UK Mains Conditioner 2m

    SKU: Tacima CS947

    (46 reviews)
    £35.79
    Ex. VAT
    The CS947 is Tacima's award-winning mains conditioner which smooths the mains supply and mitigates RFI from other household electronics, improving the clarity and detail in your prized setup. As well as a 3-channel surge protection to absorb mains surges/spikes, this product comes with a test button for its Mains Conditioner filter for added peace of mind.
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  • Wireworld

    Wireworld Matrix UK 6 Way Power Hub v2

    SKU: MATRIXUK-2

    (31 reviews)
    £118.29
    Ex. VAT
    The Matrix v2 is a multi-way power distribution block which is particularly useful for home theatre installations where there are never enough power outputs.
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  • iFi Audio

    iFi Audio AC iPurifier Active Noise Filter

    SKU: AC iPurifier

    (18 reviews)
    From
    £107.50
    Ex. VAT

    The AC iPurifier is the latest iFi product from the ‘power products’ stable to clean-up noisy mains supplies. It is no ordinary mains purification product. Technologically advanced, it’s an active not a passive product so it goes above and beyond and cancels far more noise across the frequency range than other passive devices.

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  • iFi Audio

    iFi Audio iPower Elite DC Power Supply

    SKU: IF9999

    (15 reviews)
    From
    £249.17
    Ex. VAT

    The iPower Elite was designed to deliver the smooth and silent power. It gives your streamer/DAC/amplifier all the silent, clean power of a battery with none of the hassle.

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  • Merlin Cables

    Merlin Tarantula 6 Way Mains Block

    SKU: Merlin Powerblock

    (13 reviews)
    £82.50
    Ex. VAT

    Tarantula is Merlin's entry-level unit. It features an extruded aluminium case and IEC inlet so can be used with the power cable of your choosing. Ideally paired with the award-winning Tarantula power cable.

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  • QSA

    Quantum Science Audio (QSA) Power Jitter Yellow UK Plug

    SKU: QSA PW J Y UK

    (11 reviews)
    £130.00
    Ex. VAT

    The Yellow Standard Jitter offers a wide sound stage that allows listeners to experience the full range of sound from their music. The integration of instruments and vocals is seamless, creating a cohesive and balanced soundscape. This allows listeners to appreciate the nuances of their music more accurately, bringing out the details that are sometimes lost in traditional stereo setups. The wider sound stage also adds depth and richness to the music, creating a captivating listening experience that immerses the listener in the music.

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  • IsoTek

    IsoTek EVO3 ISOPLUG Add-On Mains Noise Conditioner

    SKU: ITP01

    (9 reviews)
    £125.00
    Inc. VAT
    Deploy IsoPlug around your home to stop Differential Mains noise created by personal computers, fridge freezers, microwave ovens, in fact anything with a power supply.
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  • AudioQuest

    AudioQuest Niagara 1200 Noise-Dissipation System Mains Conditioner

    SKU: NIAGARA1200UK-1

    (8 reviews)
    From
    £915.83
    Ex. VAT

    Like the Niagaras 1000, 5000 and 7000, the Niagara 1200 uses capacitor forming technologies that vastly improve linearity and minimize distortion, ultra-low resistance solid-core wiring optimized for low-noise directionality, and low-impedance AC inlet and outlet contacts with heavy Hanging-Silver plating over high-purity Beryllium Copper for superior noise dissipation.

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  • Merlin Tarantula 6-Way UK Mains Block & Power Cable Combo
    SALE

    Merlin Cables

    Merlin Tarantula 6-Way UK Mains Block & Power Cable Combo

    SKU: Tarantula 6-Way Combo

    (8 reviews)
    From
    £129.16 £144.99
    Ex. VAT ✓ Save £15.83

    The Merlin Tarantula MK6 UK Mains Power Cable and Merlin Tarantula 6 Way Mains Block offer a premium solution for audiophiles. The power cable ensures cleaner, more dynamic sound, while the mains block provides reliable power distribution with anti-magnetic properties. Together, they optimize your audio system for superior performance and a refined listening experience.

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  • IsoTek

    IsoTek EVO3 Mini Mira Specialist Mains Conditioner for AV Systems

    SKU: ITP02

    (6 reviews)
    £287.50
    Ex. VAT
    The Mini Mira’s unique ‘Triple Resonance Filter©’ improves performance and protection for CRT, LCD, LED and plasma screens, and is also fully compatible with projectors.
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  • Supra

    Supra LoRad Mk3 Surge-Protected UK Mains Distribution Block

    SKU: Supra MD02/04/06/08/10-BS/SP

    (6 reviews)
    From
    £175.00
    Ex. VAT

    Supra mains distribution block consisting of BS sockets conforming to British Standards British Standard BS1363/A including Ireland. The input is a 16 ampere male chassis connector according to the international standard IEC-320. It provides a non-intrusive filtering (NIF) and a 3-way surge protection (SP).

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  • QSA

    Quantum Science Audio (QSA) Power Jitter Violet UK Plug

    SKU: QSA PW J V UK

    (6 reviews)
    £320.00
    Ex. VAT

    The Violet Standard Jitters offer an almost unparalleled listening experience that allows you to hear more detail in the music you love. With a wider sound stage, greater depth, and open clarity, you can hear each instrument and vocal precisely and accurately. You can enjoy a truly immersive listening experience with discernable subtleties in your favourite music that could otherwise be lost. With the Violet Standard Jitter, you can experience music in a whole new way.

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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.

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.

PLiXiR uses balanced power technology to reduce common-mode noise and ground loop issues at the source. This results in a more natural sound, a quieter background, and improved dynamics compared to standard conditioners.

Yes. Larger models such as the Elite BAC 1500 and above are built to handle integrated and power amplifiers, ensuring stable current delivery without limiting dynamics or musical expression.

Unlike many conditioners that restrict current, Shunyata’s distributors deliver clean power without limiting dynamics. Technologies developed for the Venom, Hydra, Denali, and Everest ranges ensure lower noise floors, blacker backgrounds, and more natural sound, benefits that audiophiles and professionals alike can hear instantly.

Unlike traditional power conditioners that only filter noise, PS Audio mains regenerators rebuild the AC waveform entirely. This gives your system a supply of clean, consistent power, free from voltage dips or distortion, resulting in improved dynamics and detail.

The Stellar Power Plant 3 is ideal for smaller systems or dedicated front-end components such as DACs, preamps, and streamers. It provides the same clean regenerated power found in larger models but in a more compact and affordable form.

A power block is the simplest solution. It distributes mains power safely to multiple components, often with improved internal wiring and better mechanical stability than standard extension leads.

A power conditioner goes further by filtering electrical noise and interference present on the mains supply. This can lower the noise floor and help systems sound cleaner and more controlled, especially in electrically noisy homes.

A power regenerator actively rebuilds the incoming mains supply into a new, stable waveform before feeding your system. Regenerators are typically used in higher-resolution systems where maximum consistency, stability, and noise reduction are required.

This depends on the components being powered and the levels of noise within your local mains connections. There is equipment available to measure the noise in your mains, however, one of the easiest ways is to try a power conditioner for your source components and hear if there is any difference during your listening. If there is minimal to no difference, then a good quality power block may be your best option.

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