Model: x841uhd-r
NEC is ushering in a new era of visual experience with the 84" X841UHD. The display sets new standards in image size and quality with an 84" canvas with UHD (3840 x2160) resolution. State of the art innovation delivers 24/7 runtimes with high end components and LED backlighting. Ideal for any industrial application, from control rooms to conferencing to life size digital signage.

  Learn more about 4K/UHD. Click here!
  • Stunning imagery delivered by an LED edge lit backlit UHD S-IPS panel
  • Enhanced image performance with advanced settings of all relevant visual parameters for full control of brightness, color, gamma and uniformity via Spectraview Engine
  • Reliable color reproduction with 10-bit color and amazing viewing angles
  • Future-proofed with OPS expansion slot
  • 24/7 operation with reliable, industrial grade component for mission-critical operations

    Crestron 4K Certified

  • Near field communication capabilities for setup and service. More information can be found here


Panel Technology S-IPS Viewable Image Size 84"
Aspect Ratio 16:9 Native Resolution 3840 x 2160
Pixel Pitch 0.48mm Backlight Type LED Edge-lit
Brightness (typical) 380cd/m2 Brightness (maximum) 500cd/m2
Contrast Ratio (typical) 1400:1 Viewing Angle (typical) 178° Vert., 178° Hor. (89U/89D/89L/89R) @ CR>10
Response Time (Gray to Gray) 12ms Refresh Rate 60Hz
Active Screen Area 73.7 x 41.6 in. / 1871.0 x 1057mm Orientation Landscape/Portrait
Displayable Colors More that 1.07 billion  

Synchronization Range

Horizontal (Analog/Digital) Digital: 28.0 - 134.0 kHz  

Input Signal

Video TMDS / DisplayPort Sync TMDS / DisplayPort

Signal Compatibility/Connectivity

PC Signal Compatibility Yes Macintosh Signal Compatibility Yes
Video TMDS / DisplayPort Sync TMDS / DisplayPort
Input Terminals
DisplayPort 1.2; DVI-D (2), HDMI (4)
Audio Mini-Jack, DisplayPort Audio, HDMI Audio
External Control:
RS-232C, LAN, USB Upstream/Downstream
Output Terminals
External Control:

Power Consumption (typical)

On 380W ECO Mode Standby <0.5W

Physical Specifications

Bezel Width (Left/Right, Top/Bottom) 1.3 in./1.3 in., 1.3in./1.3in. ; 32.6mm/32.6mm, 32.6mm /32.6mm Dimensions (WxHxD)
Net (with stand):
76 x 45.4 x 23.9 in. / 1931 x 1154.2 x 606mm
Net (without stand):
76 x 44 x 3.3 in. / 1931 x 1117 x 85mm
84.9 x 50.8 x 14.2 in. / 2157 x 1290 x 360mm
199.5 lbs. / 90.5 kg
Net Weight (with stand):
165.6 lbs. / 75.1 kg
Net Weight (without stand):
155.4 lbs. / 70.5 kg

VESA Hole Configuration Specifications

400 x 400mm (4-hole)  

Environmental Conditions

Operating Temperature 32-104°F / 0-40°C Operating Humidity 20-80%
Operating Altitude 9843 ft. / 3000m Storage Temperature -4-140°F / -20-60°C
Storage Humidity 10-90% Storage Altitude 40,000 ft. / 12,192m

Limited Warranty (parts & labor)

1 year  


Included Refurbished product ships with Remote Control (If applicable), Power Cord and Display cable. Optional
  • Stand (ST-801)
  • External Speakers (SP-TF1 or SP-RM1)
  • Any OPS Option Card (resolution may be limited)

Contrast Ratio


Warranty Length: 1 year

Large Screen Display Speakers

Rear-Display Speaker Attachment
Rear-Display Speaker Attachment
$249.00 USD
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Thin Side/Rear Mounted speaker
Thin Side/Rear Mounted speaker
$179.00 USD

Large Screen Display Misc

Display Wall Calibration Kit
Display Wall Calibration Kit
$582.00 USD
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Human Sensor Accessory
Human Sensor Accessory
$149.00 USD
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Option Cards

1.6 GHz Dual Core Single-Board Computer
1.6 GHz Dual Core Single-Board Computer
$750.00 USD

Large Screen Display Wall Mounts/Stands

Tabletop Stand
Tabletop Stand
$159.00 USD
Learn More


HDBaseT OPS Receiver Module
HDBaseT OPS Receiver Module
$279.00 USD
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HDMI 2.0 / DisplayPort 1.2 OPS Card
HDMI 2.0 / DisplayPort 1.2 OPS Card
$199.00 USD
Learn More

  • Power Cord
  • DisplayPort Cable
  • Mini-DisplayPort Cable
  • Wireless Remote Control
  • Batteries
  • CD-ROM
  • Setup Manual
  • Clamps
  • Screws
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