Mains Cables R Us has been building mains filters for many years; and we can supply them from as little as £40 for a basic single-component filter, up to £2000 for a full-system filtering solution.

Showing 1–12 of 36 results

Black Ravioli Black Hole Signal Modules

£499.00
Single unit hard wired for vertical or horizontal application close to equipment. USB A, RCA, 6mm Spade, 4mm plug with 320mm lead or HDMI with 800mm lead. Eflos Capacity Rating: 1 Dimensions: 114x55x55mm Weight: 0.4kg Made in Scotland
For an overview of what the Black Hole Concept can achieve: click here
Select options

Black Ravioli Groundworks MA

Rated 5.00 out of 5
£2,700.00
  • Single unit with fused IEC plug terminal
  • Only to be used with the supplied mains connecting cable
  • Dimensions: 266x151x60mm
  • Weight: 2.35kg
  • Made in Scotland
For an overview of what the Black Hole Concept can achieve: click here
Add to basket

Black Ravioli Groundworks SA

£2,700.00
  • 3 outputs
  • USB A, RCA, 6mm Spade, 4mm plug or HDMI with three 1 metre leads
  • Dimensions: 1288x151x60mm
  • Weight: 2.35kg
  • Made in Scotland
For an overview of what the Black Hole Concept can achieve: click here
Select options
Close

Connected Fidelity – RF Blocker

£235.00£249.00
A wide-band radio frequency filter that increases audio fidelity. The connected-fidelity™ “RF Blocker” is a simple to fit radio frequency (RF) filter array. It is supplied in pairs and there are three connection options – banana and spade terminals, or bare wires. They simply fit across the loudspeaker + and - input terminals (or amplifier loudspeaker outputs).
Select options

Ex Dem Isotek EVO3 Syncro Uni

£695.00 £450.00
  • Reduces/eliminates transformer hum by replacing the mains sine wave on the zero volts line
  • Uniquely removes harmful DC by re-balancing the mains sine wave
  • Silver plated OCC (Ohno Continuous Cast) copper solid core internal wiring cable.
  • Virtual Air Dielectric using a Teflon FEP bridge, this offers chemically inert and very low dielectric constant over a wide frequency range
  • 16A or 10A rated versions to the following output sockets UK, EU, US, Australian
  • Can be used with all ranges of power cables
Read more

Ex-Dem Black Ravioli Black Hole Signal Modules – HDMI

£495.00 £300.00
  • MCRU have some ex-dem, ex-review units to clear.
  • Only HDMI left
For an overview of what the Black Hole Concept can achieve: click here
Add to basket

Ex-Dem Black Ravioli Black Hole Signal Modules – RCA

£502.60 £360.00
  • 2 available with captive RCA connectors
  • £360 each
For an overview of what the Black Hole Concept can achieve: click here
Read more

Ex-Dem Black Ravioli Black Hole Signal Modules – Spade

£502.60 £300.00
  • 3 available with captive spade connectors
  • £300 each
For an overview of what the Black Hole Concept can achieve: click here
Add to basket

Ex-Dem IsoTek EVO3 Sigmas Mains Conditioner

£3,499.00 £2,499.00
  • 1 unit in BLACK with full warranty
  • Suitable for all audio or AV systems
  • RFI reduction 75dB
  • 6 optimised power cleaning circuits Removes Common and Differential Mode mains noise
  • 4 independent outlets for source components (10A max each)
  • 2 independent high current outlets for power amps, subwoofers, active speakers etc.. (16A max each)
  • 108,000A instantaneous protection
  • Fully star-earthed network
  • Solid core Ohno Continuous Cast copper silver-plated internal wiring with FEP virtual air dielectric.
  • Supplied with IsoTek’s award winning EVO3 PREMIER POWER CABLE
  • UK, EU, US, AU & CH outlets available
Add to basket

Ex-Dem IsoTek EVO3 Titan Mains Conditioner – Black

£4,499.00 £3,000.00
  • Supplied with IsoTek power EVO3 Premier power cord as standard
  • Compact yet elegant design
  • Suitable for all audio or AV components, but dedicated for high current use, power amplifiers, subwoofers, active loudspeakers
  • ONE UNIT EX-DEM MINT CONDITION WITH FULL WARRANTY -  BLACK
  • NO OTHER OFFERS APPLY OR CAN BE USED
  • FREE MCRU 4 WAY EXTENSION HUB TO ATTACH TO THE TITAN
Add to basket
Close

FURUTECH FLOW-15 PLUS IN-LINE MAINS FILTER

£224.00
The Furutech Flow-15 Plus Inline Power Filter effectively removes all of that high-frequency noise from the mains power before it reaches your components.
Add to basket

Furutech Flux-50 NCF AC Power Filter

£790.00 £590.00
  • Furutech Flux-50 NCF is a sophisticated Inline AC power filter that eliminates many common problems caused by contaminated electrical power lines.
  • 1 only cancelled order now £590
Read more