Products » KVM Server Switch

4K HDMI USB KVM Switch: 4-, 8-, 16-, 24- and 32-Port

Control up to 32 Ultra-HD 4Kx2K 30Hz HDMI USB computers from one USB keyboard, USB mouse and 4K HDMI monitor

Also known as: 4Kx2K HDMI USB KVM Switch, UHD server switcher, one user keyboard monitor mouse controls many Ultra-HD computers

4K HDMI USB KVM Switch
UNIMUX-HD4K-4 (Front & Back)
  • HDMI - High-Definition Multimedia Interface
  • Designed and Manufactured in the U.S.A.

End-of-Life Replacement:

4K 18Gbps HDMI USB KVM Switch


Additional Images

  • UNIMUX-HD4K-4 - 4K HDMI USB KVM Switch, 4-port.
  • UNIMUX-HD4K-8 - 4K HDMI USB KVM Switch, 8-port.
  • UNIMUX-HD4K-16 - 4K HDMI USB KVM Switch, 16-port.
  • UNIMUX-HD4K-32 - 4K HDMI USB KVM Switch, 32-port.
  • UNIMUX-HD4K-16 with included cable management tray.
  • UNIMUX-HD4K-32 with included cable management trays.

The UNIMUX™ HDMI USB KVM Switch allows a user to control up to 32 Ultra-HD 4Kx2K 30Hz USB computers with one USB keyboard, USB mouse and 4K HDMI monitor. Dedicated internal microprocessors emulate keyboard and mouse presence to each attached CPU 100% of the time so all computers boot error-free.

The UNIMUX™ HDMI USB KVM Switch allows a user to control up to 32 Ultra-HD 4Kx2K 30Hz USB computers with one USB keyboard, USB mouse and 4K HDMI monitor. Dedicated internal microprocessors emulate keyboard and mouse presence to each attached CPU 100% of the time so all computers boot error-free.

  • Supports Ultra-HD 4Kx2K resolutions to 3840x2160 (30Hz) and HDTV resolutions to 1080p (60Hz).
  • Features NTI's patented true autoboot USB switching – all attached computers can be booted simultaneously.
  • Compatible with USB computers (PC, SUN and MAC) with HDMI outputs.
    • Use DVI-HD-xM-MM cables to connect a DVI computer.
  • Control the switch through the front panel buttons, keyboard commands, OSD, or RS232.
  • Two transparent USB 2.0 ports (low/full/high speed), in addition to keyboard and mouse ports, for connecting USB devices such as printers, game controllers, USB flash drives, touch screen monitors, whiteboards, etc.
  • High quality steel construction.
  • Flash upgradeable.
  • Rackmount kit included.
  • Cable management tray included.
Hosts
  • Female HDMI-A connectors.
  • Female USB Type B connectors.
  • Supports USB-enabled computers (PC, SUN, and MAC) with HDMI video.
  • Multiplatform support: Windows 7/8/10/11, Windows Server 2008/2012/2016/2019/2022, Linux, FreeBSD, and MAC OS 10/11/12/13.
  • Compliant with HDMI 1.4 and HDCP 1.4 standards.
Monitor
  • Supports Ultra-HD 4Kx2K resolutions to 3840x2160 (30Hz) and HDTV resolutions to 1080p (60Hz).
  • One female HDMI-A connector.
  • Compliant with HDMI 1.4 and HDCP 1.4 standards.
Devices
  • Two female USB 1.1 Type A connectors for keyboard and mouse.
    • Supports full-speed (12 Mbps) or low-speed (1.5 Mbps) USB keyboard and mouse.
    • Compatible with most USB keyboards and mice, including USB IntelliMouse®.
    • Keyboard and mouse are hot-pluggable.
    • Supports SUN and MAC extra keys.
  • Two transparent female USB 2.0 Type A connectors for additional USB devices.
    • Supports high-speed (480 Mbps), full-speed (12 Mbps) and low-speed (1.5 Mbps) USB devices including, but not limited to, touchscreens monitors, CAC card readers, printers, scanners, and thumb drives.
Power
  • 100 to 240 VAC at 50 or 60 Hz via IEC connector.

Power Consumption
Model Power (W)
UNIMUX-HD4K-4 5W
UNIMUX-HD4K-8 5W
UNIMUX-HD4K-16 10W
UNIMUX-HD4K-24 15W
UNIMUX-HD4K-32 20W
Dimensions
  • UNIMUX-HD4K-4/8/16 WxDxH:
    • Without supplied rackmount kit: 15.32x6.82x1.75 in (389x173x44 mm)
    • With supplied rackmount kit: 19x6.82x1.75 in (483x173x44 mm)
  • UNIMUX-HD4K-24/32 WxDxH:
    • Without supplied rackmount kit: 15.32x6.82x3.5 in (389x173x88 mm)
    • With supplied rackmount kit: 19x6.82x3.5 in (483x173x88 mm)
  • Cable tray adds an additional 3" to the depth.
Cables
  • Interface cables between the computers/display and the switch are required for proper operation. (Cables not included)
    • Supports HDMI cable lengths to 10 feet for 4K@30Hz resolutions and 50 feet for 1080p.
    • Longer cables can be used provided they have a built-in video equalizer (also known as "active HDMI cables").
  • Use HD-xx-MM cable to connect an HDMI computer or display.
    • HD-3/6/10-MM supports resolutions to 4K@30Hz.
    • HD-15/20/30/50-MM supports resolutions to 1080p.
  • Use HD-ACT-xx-MM 4K HDMI Active Cables to connect an HDMI computer or display up to 100 feet.
    • Supports 4K@30Hz up to 100 feet on output connections and up to 75 feet on input connections.
    • For MAC computers, supports up to 1080p@60Hz.
  • Use DVI-HD-xM-MM to connect a DVI computer or display up to 5 meters.
    • Supports resolutions to 1080p.
  • Use DP-HD-xx-MM to connect a 4K@30Hz DisplayPort computer up to 10 feet.
    • For MAC computers, supports up to 1080p@60Hz.
  • Use USB3C-HD4K-xx-MM to connect a 4K@30Hz computer with USB Type C connector up to 10 feet. )
    • For MAC computers, supports up to 1080p@60Hz.
  • Use a USB2-AB-x-5T male USB Type A to male USB Type B interface cable to connect a USB computer to the switch.
  • 5-foot (1.5-meter) CAT5e patch cable and RJ45F-DB9F adapter included for RS232 control.

MTBF
Model Hours
UNIMUX-HD4K-4 58,898
UNIMUX-HD4K-8 56,054
UNIMUX-HD4K-16 46,406
UNIMUX-HD4K-24 40,491
UNIMUX-HD4K-32 34,691
Environmental
  • Operating temperature: 32 to 100°F (0 to 38°C).
  • Storage temperature: -22 to 140°F (-30 to 60°C).
  • Operating and Storage Relative Humidity: 5 to 90% non-condensing RH.
Regulatory Approval
  • CE, RoHS
  • TAA compliant
Warranty
  • Two years
Compatible NTI Products
  • Combine NTI's extenders, switches, splitters and cables for complex applications.
    • Ultra Low-Cost VGA + Audio to HDMI Converter Cable (VGAA-HD-ULC)
      • Use to connect VGA PC to switch.
      • VGAA-HD-ULC is not hot-pluggable – PC will need to be restarted.
Front Panel Interface
  • LEDs indicate currently selected port and mode of operation.
  • Hold in any button for more than five seconds to go into Scan, Broadcast or Command Mode.
    • In Normal Operating Mode, the user can directly operate the selected computer with transparent presence of the NTI switch.
    • Scan Mode automatically and sequentially displays the video from each powered on computer for 5-255 seconds.
    • Broadcast Mode allows the user's keystrokes to be sent to all powered on computers. (Broadcast Mode is not available for MACs.)
    • Command Mode allows the user to give instructions to the switch through his/her keyboard. Keystrokes are not passed to the computer.
Keyboard
  • Scan, Broadcast and Command Modes are available from the keyboard using hot keys.
  • Use the keyboard to command the switch box to select ports or configure the Scan delay.
  • Type <Ctrl>+<`> (or <Compose>+<`>) to go into Command Mode.
  • Press <Esc> to leave Command Mode and return to Normal or Scan Mode.
RS232 Control
  • Female RJ45 connector.
  • Baud rate: 1200 to 115200.
  • Commands
    • CS – connect output (user) port to specific input (CPU) port.
    • CB – change baud rate.
    • RO – reads what input is connected to the output.
    • RU – reads unit size.
    • RV – return firmware version.
On Screen Display (OSD)
  • Select computers by name with the On Screen Display (OSD).
  • Use keyboard or mouse to operate the switch from menus superimposed onto the monitor.
  • Names can be up to 30 characters long.
  • Help screen assists user with the OSD.
  • OSD is built into the switch – no need to install additional hardware or software.
  • OS and software-independent.

Application Drawings

  • HDMI USB KVM Switch: 4-Port
    HDMI USB KVM Switch: 4-Port

4K HDMI USB KVM Switch

NTI Part # # of CPUS Price Quote Buy
UNIMUX-HD4K-4 4 $980.00
UNIMUX-HD4K-8 8 $1,355.00
UNIMUX-HD4K-16 16 $2,340.00
UNIMUX-HD4K-24 24 $3,330.00
UNIMUX-HD4K-32 32 $4,280.00

HDMI Male-Male Cables

NTI Part # Length Price Quote Buy
HD-3-MM 3 feet $4.50
HD-6-MM 6 feet $6.00
HD-10-MM 10 feet $7.10
HD-15-MM 15 feet $10.50
HD-25-MM 25 feet $16.50
HD-30-MM 30 feet $31.50
HD-50-MM 50 feet $51.00

4K HDMI Active Cable, Male to Male, Built-In Signal Booster

NTI Part # Length Price Quote Buy
HD-ACT-20-MM 20 feet $47.00
HD-ACT-25-MM 25 feet $57.00
HD-ACT-30-MM 30 feet $67.00
HD-ACT-40-MM 40 feet $78.00
HD-ACT-50-MM 50 feet $103.00
HD-ACT-60-MM 60 feet $110.50
HD-ACT-75-MM 75 feet $134.00
HD-ACT-100-MM 100 feet $159.00

DVI-D Male to HDMI-A Male Single Link Cable

NTI Part # Length Price Quote Buy
DVI-HD-1M-MM 1 meter $4.30
DVI-HD-2M-MM 2 meter $8.00
DVI-HD-3M-MM 3 meter $10.00
DVI-HD-5M-MM 5 meters $11.00

DisplayPort to HDMI Interface Cables, Male to Male, 4K

NTI Part # Length Price Quote Buy
DP-HD-3-MM 3 feet $14.25
DP-HD-6-MM 6 feet $15.45
DP-HD-10-MM 10 feet $18.00

USB 3.0 Type C Male to 4K HDMI Type A Male Adapter Cables

NTI Part # Length Price Quote Buy
USB3C-HD4K-3-MM 3 ft $19.95
USB3C-HD4K-6-MM 6 ft $21.40
USB3C-HD4K-10-MM 10 ft $29.95

USB 2.0 A-B Cables

NTI Part # Length Price Quote Buy
USB2-AB-0-5M-5T 0.5 meters (1.64 ft) $1.50
USB2-AB-3-5T 3 feet $2.25
USB2-AB-6-5T 6 feet $3.00
USB2-AB-10-5T 10 feet $3.75
USB2-AB-15-5T 15 feet) $4.75
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