AV Access 8KEX40-Pro Zero-Latency 8K HDMI 2.1 Extender over HDBaseT – 40m, 4K@120Hz, HDCP 2.3, Audio Extraction, PoC
8K and 4K@120Hz, carried 40m.
8KEX40-Pro extends HDMI 2.1 — up to 8K@60Hz 4:2:0 or 4K@120Hz — over a single Cat 6A/7 cable up to 40m, with zero latency, audio extraction, IR, RS-232 and power over the cable.
8KEX40-Pro
Know what connects where.
Connection overview. Check the requirements below for the exact ports, cable type and supported operating mode.
Next-generation video
HDMI 2.1 bandwidth carries 8K@60Hz 4:2:0 and 4K@120Hz for high-end home cinema, gaming lounges and showrooms.
Zero latency
No compression or buffering, so gaming and live content stay perfectly in sync with the source.
Everything down one cable
Audio de-embedding, bi-directional IR and RS-232, EDID DIP switches and bi-directional PoC make installation and control straightforward.
Make sure it fits your setup.
Cat 6A or better
Use Cat 6A or Cat 7 cable; 8K/4K@60Hz is rated to 40m.
HDMI cable length
Keep the HDMI cables short: 10m in / 5m out at 4K, 3m for 8K.
Sold as a kit
TX and RX are sold together.
From unboxing to connected.
Connect the source
HDMI 2.1 to the transmitter.
Run Cat 6A/7
Up to 40m to the receiver.
Connect the display
HDMI from the RX to the TV or projector.
Set and power
EDID/HDCP DIP switches; one 12V adapter.
8KEX40-Pro at a glance.
| Model | 8KEX40-Pro (TX + RX kit) |
|---|---|
| Video | HDMI 2.1, HDCP 2.3 |
| Resolution | 8K@60Hz 4:2:0, 8K@30Hz 4:4:4, 4K@120Hz |
| Data rate | 40Gbps |
| Range | 40m over Cat 6A/7 |
| Audio | De-embedding up to PCM 7.1 |
| Control | Bi-directional IR and RS-232; EDID DIP |
| Power | DC 12V 2A, bi-directional PoC |
| Power consumption | 11.4W max per pair |
| Size / weight | 140×15×90mm; 0.27kg per unit |
A little clarity before you buy.
What resolutions are supported?
HDMI 2.1 up to 8K@60Hz 4:2:0, 8K@30Hz 4:4:4 and 4K@120Hz.
What are the DIP switches for?
They set RS-232 mode, HDCP and EDID.
Can I buy the receiver separately?
No, it is sold as a complete TX + RX kit.
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