NEC X551UN-TMX4P 55" Ultra-Narrow 2x2 TileMatrix Video Wall Solution, 16:9 Aspect Ratio, 500cd/m2, 3500:1 Contrast Ratio, 1920x1080 Native Resolution

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About NEC X551UN-TMX4P

The NEC X551UN-TMX4P 55" 2x2 LCD TileMatrix Video Wall Solution delivers an All-in-One, easy-to-configure and cost-effective solution that is ideal for dynamic digital signage, information display and command & control applications. Exclusive TileMatrix and TileComp technologies combine with the ultra-narrow bezel of the NEC X551UN and the full adjustment capabilities of the Peerless-AV pull-out mount to allow for simple installation and easy access while servicing the video wall. The minimal bezel widths also help to avoid interruption of the displayed content. Included DVI video cables can be used to source digital signage content through the integrated digital loop-through and included RS-232 cables can be used to control the displays.

NEC X551UN-TMX4P Features

  • Direct LED backlighting technology improves power consumption and uniformity
  • 5.5mm bezel width allows for minimal dead space between screens'
  • TileMatrix technology is integrated into each NEC display within the bundle, allowing for easy manipulation of a single picture to 2x2 format
  • Fan-based technology connected to internal heat sensors automatically turns on when temperatures reach certain thresholds
  • Copy function allows you to apply the settings from one display to all others
  • Peerless-AV DS-VW765-LAND pull-out mount
  • Advanced thermal capabilities
  • Advanced cooling system
  • Sealed panel design
  • Thin bezel
  • TileMatrix (10x10)
  • TileComp
  • Separate group/Monitor ID function
  • Ethernet Control and Communication
  • RS-232 Control and Communication
  • Landscape/portrait capable
  • Carbon footprint meter
  • Plug and Play (DDC/CI, DDC2B)
  • Scheduler (w/ real-time clock)
  • Sharpness/softness adjustment
  • Screen saver function
  • Ambient light sensor (AmbiBright)
  • Metal rear cabinet
  • Side-by-Side
  • Kensington lock

NEC X551UN-TMX4P Specifications

Panel Technology
Viewable Image Size
Native Resolution
1920 x 1080
Pixel Pitch
Backlight Type
LED Direct-lit
Pixels Per Inch
47 at native resolution
Brightness (typical)
Brightness (maximum)
Contrast Ratio (typical)
Viewing Angle
178deg. Vert., 178deg. Hor. (89U/89D/89L/89R) at CR>10
Refresh Rate
Aspect Ratio
Active Screen Area
47.6x26.8" / 1209.04x680.7mm
Displayable Colors
More than 16.7 million
Synch Range: Horizontal (Analog/Digital)
31.5-91.1 kHz
Synch Range: Vertical
50-85 Hz
Input Signal: Video
Analog RGB 0.7 Vp-p/75 Ohms
Input Signal: Sync
Separate sync: TTL Level (Positive/Negative)
Composite sync: TTL Level (Positive/Negative)
Composite sync on green: (0.3Vp-p negative 0.7Vp-p positive)
PC Signal Compatibility
Macintosh Compatibility
Input Terminals: Digital
DisplayPort, HDMI, DVI-D
Input Terminals: Analog
VGA 15-pin D-sub, 5 BNC (RGBHV, DVD/HD or Video), BNC Composite, S-Video
Input Terminals: Audio
RCA Audio, Stereo Mini-Jack (2), HDMI Audio
Input Terminals: External Control
RS-232C, LAN, IR Remote, DDC/CI
Output Terminals: Analog
BNC Composite
Output Terminals: Audio
Stereo Mini-Jack, External Speaker Jack (2)
Output Terminals: Digital
DisplayPort, DVI-D
Output Terminals: External Control
RS-232C, IR Remote
Power Consumption: On
190W (per display)
Power Consumption: ECO Mode Standby
<1W (per display)
Operating Temperature
41-104deg.F / 5-40deg.C
Operating Humidity
Operating Altitude
13,780' / 4200m
Storage Temperature
-4-140deg.F / -20-60deg.C
Storage Humidity
Storage Altitude
40,000' / 12,192m
VESA Hole Configuration
400x400mm (4-hole)
Bezel Width
Left/Right: 0.15"/0.07" (3.8mm/1.77mm)
Top/Bottom: 0.15"/0.07" (3.8mm/1.77mm) (per display)
Dimensions (WxHxD)
With stand: 47.8x30.1x15.7" / 1214.1x764.5x398.7mm (per display)
Without stand: 47.8x27.0x5.0" / 1214.1x685.8x127mm (per display)
With stand: 86.1lbs / 39.05kg (per display)
Without stand: 80.3lbs / 36.4kg (per display)
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