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DELL ULTRASHARP 52 TB -U5226KW

Manuf P/N: DELL-U5226KW

EAN: 5397321025153

DELL UltraSharp U5226KW. Display diagonal: 132.1 cm (52"), Display resolution: 6144 x 2560 pixels, HD type: 6K Ultra HD, Display technology: LCD, Response time: 8 ms, Native aspect ratio: 21:9, Viewing angle, horizontal: 178°, Viewing angle, vertical: 178°. Built-in speaker(s). Built-in USB hub, USB hub version: 3.2 Gen 2x2. VESA mounting, Height adjustment. Product colour: Silver
  • 132.1cm (52") 6K Ultra HD 6144 x 2560 Edge LED IPS Black
  • 8ms, 21:9, 400cd/m², 2000:1
  • USB, HDMI, DisplayPort

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DELL UltraSharp U5226KW, 132.1 cm (52"), 6144 x 2560 pixels, 6K Ultra HD, LCD, 8 ms, Silver

Display

LED backlight
Yes
Supported video modes
480p, 576p, 720p, 1080p, 2160p
Viewing angle, vertical
178° °
Viewable size, vertical
50.3 cm cm
Surface hardness
3H
sRGB coverage (typical)
100% %
Heat dissipation (typical)
217.01 BTU/h BTU/h
Screen shape
Curved
Maximum refresh rate
120 Hz Hz
Display brightness (typical)
400 cd/m² cd/m²
Response time measurement type
GTG (Gray to Gray)
Anti-glare screen
Yes
Pixel density
129 ppi ppi
Horizontal scan range
30 - 326 kHz kHz
Vertical scan range
48 - 120 Hz Hz
Display diagonal
132.1 cm (52") cm
Display technology
LCD
HD type
6K Ultra HD
Contrast ratio (typical)
2000:1
Display number of colours
1.07 billion colours
Backlight type
Edge LED
Screen curvature rating
4200R
Viewing angle, horizontal
178° °
Response time (fast)
5 ms ms
Pixel pitch
0.19644 x 0.19644 mm mm
Dell ComfortView technology
Yes
Native aspect ratio
21:9
Touchscreen
No
Response time
8 ms ms
Display resolution
6144 x 2560 pixels pixels
Panel type
IPS Black
Supported graphics resolutions
640 x 480 (VGA), 720 x 400, 800 x 600 (SVGA), 1024 x 768 (XGA), 1152 x 864 (XGA+), 1280 x 1024 (SXGA), 1280 x 800, 1600 x 1200, 1600 x 900, 1680 x 1050 (WSXGA+), 1920 x 1080 (HD 1080), 1920 x 1200 (WUXGA), 2560 x 1440, 3840 x 2160, 6144 x 2560
Viewable size, horizontal
120.7 cm cm
Viewable size diagonal
130.8 cm cm
DCI-P3 coverage
99% %
Surface treatment
Anti-glare Low Reflectance

Performance

Windows operating systems supported
Windows 10, Yes
Mac operating systems supported
MacOS
NVIDIA G-SYNC
No
Low Blue Light technology
Yes
Linux operating systems supported
Yes
AMD FreeSync
No
Flicker-free technology
Yes

Multimedia

RMS rated power
18 W W
Built-in speaker(s)
Yes
Built-in camera
No
Number of speakers
2

Design

Product colour
Silver
Front bezel colour
Black
Feet colour
Silver
Market positioning
Professional
Colour name
Platinum Silver
Detachable stand
Yes

Power

Energy efficiency class (SDR)
G
Energy efficiency class (HDR)
Not available
Energy consumption (SDR) per 1000 hours
64 kWh kWh
Power consumption (typical)
63.6 W W
Power consumption (standby)
0.5 W W
Power consumption (max)
430 W W
Power consumption (off)
0.3 W W
AC input voltage
100 - 240 V V
AC input frequency
50/60 Hz Hz
Input current
5.5 A A
Power supply type
Internal
Energy efficiency scale
A to G

Weight & dimensions

Depth (with stand)
255 mm mm
Height (with stand)
666.8 mm mm
Weight (with stand)
17.8 kg kg
Width (without stand)
1223.3 mm mm
Bezel width (bottom)
1.58 cm cm
Width (with stand)
1223.3 mm mm
Depth (without stand)
111.9 mm mm
Height (without stand)
529 mm mm
Weight (without stand)
12.9 kg kg
Bezel width (side)
1.03 cm cm
Bezel width (top)
1.03 cm cm

Carbon footprint

PAIA version
GaBi version 1, 2025
Carbon emissions, logistics (kg of CO2e)
65.65
Carbon emissions, energy usage (kg of CO2e)
309.06
Carbon emissions, end-of-life (kg of CO2e)
312.09
Total carbon footprint (kg of CO2e)
1010
Carbon emissions, manufacturing (kg of CO2e)
323.2

Other features

HBR3 support
Yes
Picture-by-Picture (PbP)
Yes
Video colour modes
BT.709
Compliance certificates
RoHS
Ethernet LAN data rates
2500 Mbit/s Mbit/s
Ethernet LAN (RJ-45) ports
1
Certification
Eye Comfort
Delta E
1.5

Ports & interfaces

Built-in USB hub
Yes
Number of upstream ports
4
USB Type-A downstream ports quantity
5
USB Type-C DisplayPort Alternate Mode
Yes
Thunderbolt 4 ports quantity
1
HDMI
Yes
USB hub version
3.2 Gen 2x2
Number of USB Type-C upstream ports quantity
3
USB Type-C downstream ports quantity
2
USB Power Delivery (USB PD)
Yes
USB Power Delivery up to
140 W W
HDMI ports quantity
2
HDMI version
2.1
Built-in KVM switch
Yes
HDCP
Yes
Headphone out
No
USB upstream port type
USB Type-C
Number of downstream ports
7
DisplayPorts quantity
2
DisplayPort version
1.4

Ergonomics

Plug and Play
Yes
VESA mounting
Yes
Cable lock slot
Yes
Height adjustment
Yes
Cable management
Yes
Swivelling
Yes
Tilt adjustment
Yes
Tilt angle range
-5 - 10° °
On Screen Display (OSD)
Yes
Panel mounting interface
100 x 100,200 x 100,200 x 200 mm
Adjustable height (max)
9 cm cm
Swivel angle range
-20 - 20° °
Picture-in-Picture
Yes

Packaging content

Stand included
Yes
Cables included
DisplayPort, HDMI, Thunderbolt, USB Type-C to USB Type-A
DisplayPort cable length
1.8 m m
HDMI cable length
1.8 m m

Brand-specific features

Dell Display Manager (DDM) compatibility
Yes

Operational conditions

Storage temperature (T-T)
-20 - 60 °C °C
Operating temperature (T-T)
0 - 40 °C °C
Operating relative humidity (H-H)
10 - 80% %
Storage relative humidity (H-H)
5 - 90% %
Operating altitude
0 - 5000 m m
Non-operating altitude
0 - 12192 m m

Packaging data

Package weight
34.9 kg kg

Sustainability

Sustainability certificates
ENERGY STAR, TCO
Doesn't contain
Arsenic, Mercury, PVC/BFR
DELL ULTRASHARP 52 TB -U5226KW — image 1
World's first 52-inch 6K monitor

World's first 52-inch 6K monitor

Revolutionise your workspace by replacing a multiple monitor setup with an ultrawide monitor, available exclusively at Dell.
Enjoy seamless multitasking, superior visual clarity, and all day eye comfort while reducing desk clutter.

Experience breathtaking clarity on a curved screen with a cinematic 21:9 aspect ratio, 129 pixels per inch, and IPS Black technology for exceptional detail and deeper contrast.
World's best eye comfort

World's best eye comfort

This monitor is TÜV 5-star certified for eye comfort, featuring category one hardware low blue light certification.
Reduces blue light

Reduces blue light

The world’s first monitor to achieve TÜV category one hardware low blue light certification, reducing harmful blue light emissions to ≤20% for all day eye comfort without sacrificing colour accuracy. This is up to 60% less exposure than competitors.
Adapts to your environment

Adapts to your environment

A built-in Ambient Light Sensor intelligently adjusts brightness and colour temperature to suit your surroundings, delivering consistent comfort day or night.
Smoother visual experience

Smoother visual experience

​Enjoy less flicker and seamless scrolling with a 120Hz refresh rate, creating smoother motion.
Exceptional contrast and accurate colour

Exceptional contrast and accurate colour

IPS Black panel technology delivers a 2000:1 contrast ratio for deeper blacks, while 99% DCI-P3 and Display P3 colour coverage with Delta E <1.5 ensure vivid, precise colour.
Seamless multitasking

Seamless multitasking

Multitask effortlessly on the world’s first monitor to implement Picture-by-Picture (PbP) with Screen Partition. Connect to two PCs simultaneously and display content across four unique partitions. No external hardware needed.​
Connect up to four PCs

Connect up to four PCs

Picture-by-Picture (PbP) lets you view content from multiple PCs on one screen. The KVM (Keyboard, Video, Mouse) and Auto KVM features empower you to control them with a single keyboard and mouse.
Thunderbolt 4

Thunderbolt 4

Power your devices with a single cable connection with up to 140W EPR (Extended Power Range) enabled by Thunderbolt 4.
Low reflectance panel

Low reflectance panel

​The low reflectance panel reduces glare from outside light sources and improves screen contrast.​
Extensive connectivity

Extensive connectivity

Connect all your devices with a multitude of ports, including a pop-out quick access module featuring two USB-C ports (up to 27W power delivery) and one USB-A port.
Stable connection

Stable connection

Connect to the Ethernet with a built-in RJ45 port with up to 2.5GbE. The Ethernet Switch mode feature gives you the flexibility to lock the wired Ethernet to a chosen PC while continuing to share one set of peripherals to control multiple PCs.
Effortless deployment and setup

Effortless deployment and setup

This monitor is purpose-built with lightweight aluminium and a VESA-mounting solution for easy installation and flexible management.

Quick and simple setup
Replace a multiple monitor setup with a single, lightweight monitor for easier installation and reduced setup time. The 2m Thunderbolt cable powers your laptop and keeps your desk clutter-free with a single connection.
IT-friendly flexibility
Use the stand in the box for immediate setup or opt for a without stand option for VESA mounting flexibility. The Dell Pro Heavy Duty Single Arm - HDA26 is available for purchase separately from February 2026.
Dell Display and Peripheral Manager

Dell Display and Peripheral Manager

Experience Dell’s singular, innovative application to optimise the performance of your entire Dell PC workspace.

Maximise productivity
Easy Arrange tiles apps across screens with pre-set partitions and customises up to five windows, enhancing multitasking. Easy Arrange Memory saves and restores app profiles manually, on schedule, or at start-up.

Easy navigation
Control and work across multiple network or USB connected PCs and monitors with a single keyboard and mouse, seamlessly transferring files between them.

More manageable
Save time and boost IT efficiency with the Dell Device Management Console to manage your Dell peripheral fleet at scale, from a single cloud-based console. Discover expanded Command Line Interface features from Dell Display and Peripheral Manager.
Optimise your picture

Optimise your picture

Customisable colours
Easily calibrate your monitor’s colours on the new Dell Colour Management software, with Calman Verified certification.

Manage ICC profiles
Create, store, and manage ICC profiles on your computer dynamically through the software dashboard.

Compatible with multiple operating systems
Dell Colour Management software is compatible with multiple operating systems including Windows and macOS®.

Environmentally forward thinking

Intentional design in every part
At the heart of our design is a commitment to sustainability. That's why our monitor helps reduce waste with a design made from recycled materials, with up to 90% post-consumer recycled plastic, 100% recycled aluminium, 50% recycled steel, and 20% recycled glass.
Environmental standards
This monitor is certified ENERGY STAR®, is registered EPEAT Gold with Climate+, and carries the latest TCO Certification, as well as being TCO Certified Edge, ensuring the use of safer materials, renewable energy use, and extended product life.
Seamlessly modernise your tech
We can help you responsibly and securely retire your legacy IT equipment, regardless of brand, while addressing your sustainability goals.
Packaging with purpose
This monitor ships in a box made from 100% recycled or renewable materials. We are reducing paper usage in monitor packaging, which is equivalent to saving 545 trees annually.
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