Atlona AT-UHD-SW-51 4K/UHD Five-Input HDMI Switcher

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Atlona SW-51 Overview

Quickly switch from one of five HDMI inputs to a single display with the Atlona AT-UHD-SW-51 4K/UHD 5-Input HDMI Switcher. Having display switching plus digital and analog audio de-embedding available makes the AT-UHD-SW-51 usable in A/V integration as well as presentation situations. Resolutions up to DCI 4K are supported, and multichannel audio can be passed through or sent out via S/PDIF. Stereo audio can additionally be de-embedded and output through the stereo analog connection. The HDMI output has switchable HDCP 1.4 compliance and EDID management for compatibility with a variety of content sources and displays. This unit can be configured via the OSD using the included remote control or RS-232 connection. The LAN connection offers web-based GUI configuration if you have Atlona's AMS software installed.

4K/UHD Capability

  • Compatible with Ultra High Definition sources and displays
  • Supports high-resolution applications such as CAD, desktop publishing, and detailed financial reporting
  • Supports up to HDCP 1.4


  • Selects active input when sources are connected or if there is a change in source power status
  • Reduces complexity or eliminates control system completely

TCP/IP, RS-232, and IR Control

Flexible control options compatible with third-party control systems

EDID Management

  • Manages EDID communications between source and destination; allows integrators to force sources to preferred resolution
  • Ensures that desired audio formats and video resolutions are provided to the AV system; eliminates the need for EDID management device

HDCP Management

  • HDCP compliance can be switched on/off from control systems for use with non-compliant displays, streaming devices, and codecs
  • Allows non-protected material from PCs to pass to non-compliant displays and teleconference systems, while protected content is not transmitted

GUI-Based Configuration Using Integrated Web Server

  • Offers menu-based configuration of network settings, RS-232 settings, input switching, EDID, and HDCP management and audio
  • Allows fast configuration of internal product settings and troubleshooting from a tablet, smartphone, or PC in the field

ARC (Audio Return Channel)

  • Audio is returned from the remote display via HDMI to the S/PDIF or analog audio outputs
  • Allows ARC-enabled TVs, such as smart TVs, to transmit audio back to an AV receiver through the same HDMI cable used to connect the input

Multichannel Audio Compliant

  • Supports PCM, Dolby Digital, Dolby Digital Plus, Dolby TrueHD, Dolby Atmos, DTS Digital Surround, and DTS-HD Master Audio
  • Allows any multichannel audio stream to be used within a professional audio system

1 RU Rack-Mountable, Half-Rack Width Enclosure

  • Installs easily in rack-mounted systems with 19" rack mount brackets (sold separately)
  • Simplifies installations; allows two units to be mounted together

Atlona SW-51 Specs

Resolution Support Video:
4096 x 2160 24/25/30/50/60
3840 x 2160 24/25/30/50/60
2048 x 1080p 23.98/24/25/29.97/30/50/59.94/60
1080p 23.98/24/25/29.97/30/50/59.94/60
1080i 50/59.94/60
720p 50/59.94/60

2560 x 2048
2560 x 1600
2048 x 1536
1920 x 1200
1680 x 1050
1600 x 1200
1600 x 900
1440 x 900
1400 x 1050
1366 x 768
1360 x 768
1280 x 1024
1280 x 800
1280 x 768
1152 x 768
1024 x 768
800 x 600
640 x 480
Colorspace Standards YUV, RGB
Chroma Subsampling 4:4:4, 4:2:2, 4:2:0
Color Depth 8-bit, 10-bit, 12-bit
Format Support HDMI In/Out:
LPCM stereo, LPCM 5.1, LPCM 7.1, Dolby Digital, DTS 5.1, Dolby Digital+, Dolby TrueHD, DTS-HD Master Audio

LPCM stereo, Dolby Digital, DTS 5.1
Sample Rates 32/44.1/48/88.2/96/176.4/192 kHz
Analog Audio Output Maximum Output: Balanced +5 dBu @ 0 dBfs; stereo LPCM only
Transmission Distance HDMI In/Out @ 4K: 15' / 5 m
HDMI In/Out @ 1080p: 30' / 10 m
Signal Bandwidth: 10.2 Gbps
CEC: Pass-through
HDCP: Switchable (compliant/non-compliant)
Connectors 1 x Mini USB type B, firmware
5 x HDMI type A, HDMI input
1 x HDMI type A, HDMI output
1 x S/PDIF, digital audio output
1 x RCA L/R, analog audio output
1 x RJ45, LAN TCP/IP control
1 x 3-Pin captive screw, RS-232
1 x 2-Pin captive screw, 5 V power input
Environmental Operating: 32 to 122°F / 0 to 50°C
Storage: -4 to 140°F / -20 to 60°C
Humidity: 20 to 90% Non-condensing
Certifications Power Supply: CE, FCC, cULus, RCM
Unit: CE, FCC
Power Consumption 5.9 W
Idle Consumption 1.6 W
Power Supply Input: 100 - 240 VAC, 50/60 Hz
Output: 5 VDC, 3.6 A
Dimensions 1.7 x 8.8 x 10.3" / 44 x 222 x 261 mm
1 RU, 1/2 rack
Weight 3.1 lb / 1.4 kg
Packaging Info
Package Weight 5.3 lb
Box Dimensions (LxWxH) 16.9 x 12 x 4"
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Warranty Information

1 Year Parts & Labor Manufacture Warranty
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