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Alfatron ALF-SUK4 (Gen 2) 4K HDMI 1x4 Splitter with Audio De-Embedding

Part #:
ALF-SUK4GEN2
Model #:
ALF-SUK4 (Gen 2)
MSRP: $230.00
$219.99
Availability: Usually arrives in 5-9 business days. Please be aware that global supply shortages outside our control may interfere with our normal delivery times and product availability. For more information, email sales@proacoustics.com or call us at 888-256-4112.
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The Alfatron ALF-SUK4 (Gen 2) is a 4K HDMI 1x4 splitter designed to distribute one HDMI source to four displays. It supports 4K UHD at 60 Hz with 4:4:4 chroma sampling, HDR10, HLG, HDCP 2.3, and data rates up to 18 Gbps. Features include de-embedded balanced, optical, and RCA audio outputs, EDID management, and automatic downscaling from 4K to 1080p for legacy displays.

Description

Alfatron ALF-SUK4 (Gen 2) 4K HDMI 1x4 Splitter

The ALF-SUK4 (Gen 2) is an HDMI 2.0 splitter with one HDMI input and four HDMI outputs, supporting high dynamic range (HDR) formats. It is HDCP 2.3 compliant and supports 4K/UHD video at 60 Hz with 4:4:4 chroma sampling, as well as HDMI data rates up to 18 Gbps. This splitter includes de-embedded audio, scaling, EDID management, and front-panel LED indicators for power and signal status.

Supports 4K/UHD capability at 60 Hz with 4:4:4 chroma sampling and is compatible with 4K HDR10 at 60 Hz and HLG (Hybrid Log-Gamma). It supports backward compatibility with previous HDCP versions. Smart EDID management via a 5-pin DIP switch allows the source to use a display's EDID or internally stored EDID settings. De-embedded audio outputs include one balanced, one optical, and one RCA connection. The splitter automatically downscales 4K to 1080p for legacy displays, and its firmware can be updated in the field via the USB port.

Most Alfatron products come with a 7-year limited warranty. Register your product with Alfatron to receive an additional 3-year extended warranty on eligible products, for 10 years of total coverage.

Features

  • 4K/UHD capability at 60 Hz with 4:4:4 chroma sampling
  • Compatible with 4K HDR10 at 60 Hz and HLG (Hybrid Log-Gamma)
  • HDCP 2.3 compliant and backward compatible
  • Smart EDID management via 5-pin DIP switch, allowing the source to use a display’s EDID or internally stored EDID
  • De-embedded audio: 1 x balanced, 1 x optical, 1 x RCA
  • Automatically downscales from 4K to 1080p for legacy displays
  • Device firmware can be updated in the field via the USB port
  • 7-Year limited warranty + 3 additional years with registration

Specifications

I/O One HDMI in, four HDMI out
Connector Type-A female HDMI
HDMI Resolution Up to 4K x 2K @ 60 Hz 4:4:4 8bit
HDMI Standard 2.0
HDR Formats 4:2:0, 4:2:2, 4:4:4 (10- and 12-bit Deep Colour)
HDR10, HDR10+, HLG
Deep Color Up to 16 Bit (1080), up to 12 Bit (4K)
HDCP Version 2.3, 2.2, 1.4 compliant
CEC Supported
HDMI Audio PCM 2.0 CH, LPCM5.1, LPCM 7.1, Dolby TrueHD, Dolby Digital Plus, and DTS-HD Master Audio, DTS-X, Dolby Atmos
COAX PCM 2.0 CH, LPCM5.1, LPCM 7.1, Dolby Digital, DTS 5.1, Dolby TrueHD, Dolby Digital Plus, and DTS-HD Master Audio, DTS-X, Dolby Atmos
Optical PCM 2.0 CH, LPCM5.1, LPCM 7.1, Dolby Digital, DTS 5.1, Dolby TrueHD, Dolby Digital Plus, and DTS-HD Master Audio, DTS-X, Dolby Atmos
Analog (Balanced) PCM 2.0 CH
Analog (on RCA) PCM 2.0 CH
Control Part (1) EDID 5-pin DIP switch, (1) Micro-USB port
Bandwidth 18 Gbps
HDMI 2.0 Cable Length 4K @ 60 Hz 4:4:4 ≤ 5 m, 4K @ 60 Hz 4:2:0 ≤ 15 m,
1080P ≤ 20 m
Operation Temperature -10°C ~ +55°C
Storage Temperature -25°C ~ +70°C
Relative Humility 10%-90%
Power Supply Input: 100V~240V AC; Output: 5V DC 1A
Power Consumption 2W (Max)
Dimensions (H x W x D) 0.83" (21 mm ) x 4.72" (120 mm) x 2.95" (75 mm)

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