AV Extenders

HDMI and AV extenders over Cat6, HDBaseT, fibre and wireless, carrying video with audio, USB, IR and RS232 where required.

286 products Award Winning Dealer Since 2013 Free expert consultation

Getting a signal across a building

An extender sends HDMI further than a cable can reliably carry it, by converting the signal for transmission over structured cable or fibre and converting it back at the far end. It is a transmitter and receiver pair, and both ends have to match.

Choose the transport by distance and by what the building already has. HDBaseT over Cat6a covers most residential distances and carries control signals alongside the video, which saves running separate cable for IR or RS232. Fibre goes further and is immune to electrical interference, which suits long runs and noisy environments. Wireless solves rooms where no cable can be run, at the cost of latency and reliability compared with a wired link.

Two things to confirm before ordering: the resolution and refresh rate the extender supports at the distance you actually need, since ratings usually drop at longer runs, and whether the receiver is powered locally or over the cable. Cat cable quality matters more here than in a data network, and solid core Cat6a correctly terminated is the baseline. Tell us the distance and what has to travel with the video.

4.95/5 from 20,660+ reviews Award Winning Dealer Since 2013 UK Specialist since 2005

286 of 286 products

  • £999.99
    Ex. VAT
    The SDV-CS8 by CYP is an efficient way of controlling multiple SDVoE extender within the same network, using the WebGUI to configure the transmitters, receivers or transceivers.
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  • £1,481.16
    Ex. VAT
    The XA-4 Advanced HDMI Pattern Generator and Analyser is an integrators tool for producing 4K HDMI signals for verifying and testing wider AV installations. Product Code - XA-4.
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  • Gefen EXT-HD2IRS-LAN-RX HDMI over IP with RS-232 and Bi-Directional IR - Receiver Package
    SALE
    £478.00
    Ex. VAT
    The HD over IP w/ RS-232 and 2-way IR extends HDMI, RS-232, and bi-directional IR over a Gigabit Local Area Network. Product Code - EXT-HD2IRS-LAN-RX
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  • Gefen EXT-UHD600-1SC 4K Ultra HD 600 MHz Extender for HDMI over one Fiber-Optic Cable
    SALE
    £4,238.10 £4,709.00
    Ex. VAT ✓ Save £470.90
    The Gefen EXT-UHD600-1SC is a compact and high-performance solution for extending uncompressed, full-bandwidth HDMI 2.0 audio/video with HDR, up to 200 meters (660 feet), over a single strand of SC-terminated 50/125 µm OM3 or better multi-mode fiber-optic cable. It supports 18.2 Gbps of bandwidth and 600 MHz TMDS Clock frequency, the highest specified under the HDMI 2.0 standard.
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  • Gefen GTB-HD-SIGGEN HD Pattern Signal Generator
    SALE

    Gefen

    Gefen GTB-HD-SIGGEN HD Pattern Signal Generator

    SKU: GTB-HD-SIGGEN

    £1,224.00
    Ex. VAT
    The GefenToolbox HD Pattern Signal Generator is the most advanced testing device for your audio and video equipment:
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  • SEADA

    SEADA G44 HDMI Video Wall Controller

    SKU: SEADA G44 HDMI Video Wall Controller

    £2,275.00
    Ex. VAT
    The G44 HDMI Video Wall Controller supports 4K@60fps on four displays, with up to four HDMI inputs. Use it as a video wall processor, matrix switcher, or presentation switcher. Audio routing from digital or analog inputs adds versatility, ideal for signage, control rooms, or meetings. Control via IP, serial, front panel, or third-party systems with standalone operation after setup.
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  • SEADA

    SEADA HDMI/USB KVM Extender Over Cat5e/6

    SKU: KVM50HD

    £250.00
    Ex. VAT

    This HDMI/USB KVM Extender transmits HDMI and USB signals up to 164ft over a single Cat5e/6 cable with zero latency. It supports HDMI 1.4b, USB 2.0, and two-way POC, requiring power from only one end.

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  • SEADA

    SEADA MS-HDM44 4×4 HDMI 2.0 18Gbps Matrix Switcher

    SKU: MS-HDM44

    £500.00
    Ex. VAT
    The MS-HBTB66C70 HDBaseT™ Matrix Switcher Kit supports 4K HDMI, audio, IR, RS232, and PoC over 70m via a single CAT cable. With 18 audio inputs, 12 outputs, and full audio control, it suits both residential and commercial setups. Includes 4 HDBaseT receivers.
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  • SEADA

    SEADA MS-HDM88 8×8 18G HDMI Matrix with ARC

    SKU: MS-HDM88

    £1,250.00
    Ex. VAT
    The MS-HDM88 Matrix Switcher routes 4K HDCP 2.2 signals from 8 HDMI sources to 8 displays. It supports ARC, downscaling, and analog/coaxial audio de-embedding. Multiple control methods ensure seamless operation.
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  • SEADA

    SEADA MS-HV51B 4K 5×1 Multi-format Presentation Switcher

    SKU: MS-HV51B

    £500.00
    Ex. VAT
    The MS-MV51B is a 4K presentation switcher featuring 4 HDMI and 1 VGA (YPbPr, CVBS) input with HDMI output. It includes a built-in scaler for seamless resolution adjustment, delivering sharp, consistent video across all sources—ideal for pro AV environments.
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When selecting an AV extender, consider resolution support (Full HD or 4K UHD), maximum transmission distance, cable type (Cat5e/6, fibre, or Ethernet), device compatibility, and whether additional features like audio return, IR, or RS-232 control are required. Power delivery is another factor, some CYP models feature Power over Cable (PoC) for simpler installs. CYP Europe’s extensive range makes it easy to match the right extender to your project.

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