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We've been ordering from Unifi since 2018. Always reliable & professional, highly recommended.
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Amazing price, excellent service. Rob was very patient with any questions we had.
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Ordered a few IP phones which arrived promptly. Very helpful with questions we had.
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Switch works perfectly & your customer service is fantastic. Thank you.
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Ordered a keyboard & monitor, arrived in 2 days with no issues. Would recommend.

Dell UltraSharp U4323QE 43″ Class 4K UHD LCD Monitor – 16:9 – Silver

Dell UltraSharp U4323QE 43″ Class 4K UHD LCD Monitor – 16:9 – Silver – 108 cm (42.5″) Viewable – In-plane Switching (IPS) Technology – LED Backlight – 3840 x 2160 – 1.07 Billion Colors – 350 cd/m² – 5 ms – Speakers – HDMI – DisplayPort – USB Hub, KVM Switch

  • 108 cm (42.5″) 4K UHD offers ample amount of desktop space with more than 8 million pixels
  • 108 cm (42.5″) viewable screen size provides a spectacular viewing experience
  • 16:9 widescreen resolution perfect for watching movies, playing video games and getting on with office work
  • 3840 x 2160 maximum resolution for a spectacular, sharp display with added reliability
  • 5 ms response time makes it excellent for latest action films, sports or gaming
  • 60 Hz standard refresh rate reduces deterioration caused by blurring to ensure maximum productivity
  • Furnishes captivating visuals with 350 cd/m² brightness levels
  • Is long-lasting with reduced screen burning to ensure maximum efficiency
  • LED backlight technology provides for industry-leading low power consumption and less hazardous materials
  • USB Type-C allows quick transmission of data at a higher rate for your convenience

Availability: 39 in stock

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Estimated Delivery: Monday, 6th October
Future Stock on Order: 50
Due in Stock: 10/10/25

£596.67 Exc. VAT / £716.00 Inc. VAT

Secure Payments: Protected checkout with trusted payment providers.

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Fast Shipping: Orders dispatched within 1–2 working days.

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Manufacturer's Part Code: DELL-U4323QE Categories , , , UPC/EAN Code: 5397184656976

Condition: Brand New & Sealed. Sourced through manufacturer’s authorised UK channels.

Features and Design | Designed for more

Meet the monitor designed for more. More seamless productivity. More connectivity than ever. More considerate of the environment.

Quadruple view | Conquer your tasks with up to four partitions

Expand your productivity by organizing your display in up to four unique FHD partitions via Internal Multi-Stream Transport (iMST) when connected to a single PC. No external software or DisplayPort splitter needed.

Connect up to four PCs | Master multitasking and collaboration

Work on four different PCs using a single keyboard and mouse. KVM and Auto KVM enable seamless switching from one PC input to another.

Share content from multiple PCs simultaneously in a huddle setup.

Elevate your workspace | Quick-access ports:

Enjoy the convenience of front-facing, pop-out USB-A and USB-C (15W charging) ports to connect your peripherals. When you are done, just pop the ports back in to maintain a clean look.

Comprehensive connectivity:

Connect your devices to a single monitor through a whole range of ports, from HDMI to multiple USB-A and USB-C ports. Power your laptop with a single USB-C cable to transmit data, audio and video while delivering up to 90W of power. The RJ45 (1Gbps) provides a fast and stable network connection.

Adapted to you | Built for comfort:

Tilt, swivel, and adjust the monitor to your ideal height for a comfortable setup all day long. Clear sound is conveniently built in with integrated dual 8W speakers.

Jumpstart productivity:

Switch on your USB-C connected laptop at the push of a button with the power sync feature.

Excellent screen performance | Enjoy the view:

Experience clarity and definition with 4K resolution.

Easy on the eyes:

Optimize eye comfort with ComfortView Plus, reducing potentially harmful blue light while delivering excellent color accuracy.

Improved Dell Display Manager | Modern Intuitive User Interface:

New modern user interface for ease of use and personalization of features with Menu launcher.

Productive at every level:

Easy Arrange allows you to easily tile multiple applications across one or more screens with 49 pre-set window partitions and the ability to personalize up to five windows, giving you improved multitasking abilities.

Stay updated:

Get automatic notification anytime for new updates on monitor firmware and software.

Optimize front of screen experience:

Get uniform color experience from your monitor seamlessly by matching the color preset of the monitor and the supported ICC profile.

Warranty

Additional Warranty Information 3Y Basic Hardware Service with Advanced Exchange-Disti SnS
Limited Warranty 3 Year

Technical Information

Aspect Ratio 16:9
Pixel Pitch 0.25 mm
Response Time 5 ms
Features sRGB
Viewable Screen Size 108 cm (42.5")
Screen Mode 4K UHD
Number of Screens 1
Horizontal Viewing Angle 178°
Vertical Viewing Angle 178°
Backlight Technology LED
Panel Technology In-plane Switching (IPS) Technology
Screen Size Class 43"
Glass Hardness 3H
Stand Adjustments Height
Response Time Details 5ms GTG (Fast)

Miscellaneous

Package Contents
  • UltraSharp U4323QE Widescreen LCD Monitor
  • Power Cable
  • 1 x USB-C to USB-C Cable
  • 1 x DisplayPort Cable - DisplayPort to DisplayPort
  • 1 x SuperSpeed USB Cable - USB Type A to C
  • 1 x HDMI Cable
Environmentally Friendly Yes
Environmental Certification Electronic Product Environmental Assessment Tool Gold (EPEAT Gold)
Energy Star Yes
Environmental Compliance Restriction of Hazardous Substances (RoHS)

Built-in Devices

Built-in Devices USB Hub

General Information

Product Type LCD Monitor
Manufacturer Part Number DELL-U4323QE
Manufacturer Website Address http://www.dell.co.uk
Marketing Information

Features and Design | Designed for more

Meet the monitor designed for more. More seamless productivity. More connectivity than ever. More considerate of the environment.

Quadruple view | Conquer your tasks with up to four partitions

Expand your productivity by organizing your display in up to four unique FHD partitions via Internal Multi-Stream Transport (iMST) when connected to a single PC. No external software or DisplayPort splitter needed.

Connect up to four PCs | Master multitasking and collaboration

Work on four different PCs using a single keyboard and mouse. KVM and Auto KVM enable seamless switching from one PC input to another.

Share content from multiple PCs simultaneously in a huddle setup.

Elevate your workspace | Quick-access ports:

Enjoy the convenience of front-facing, pop-out USB-A and USB-C (15W charging) ports to connect your peripherals. When you are done, just pop the ports back in to maintain a clean look.

Comprehensive connectivity:

Connect your devices to a single monitor through a whole range of ports, from HDMI to multiple USB-A and USB-C ports. Power your laptop with a single USB-C cable to transmit data, audio and video while delivering up to 90W of power. The RJ45 (1Gbps) provides a fast and stable network connection.

Adapted to you | Built for comfort:

Tilt, swivel, and adjust the monitor to your ideal height for a comfortable setup all day long. Clear sound is conveniently built in with integrated dual 8W speakers.

Jumpstart productivity:

Switch on your USB-C connected laptop at the push of a button with the power sync feature.

Excellent screen performance | Enjoy the view:

Experience clarity and definition with 4K resolution.

Easy on the eyes:

Optimize eye comfort with ComfortView Plus, reducing potentially harmful blue light while delivering excellent color accuracy.

Improved Dell Display Manager | Modern Intuitive User Interface:

New modern user interface for ease of use and personalization of features with Menu launcher.

Productive at every level:

Easy Arrange allows you to easily tile multiple applications across one or more screens with 49 pre-set window partitions and the ability to personalize up to five windows, giving you improved multitasking abilities.

Stay updated:

Get automatic notification anytime for new updates on monitor firmware and software.

Optimize front of screen experience:

Get uniform color experience from your monitor seamlessly by matching the color preset of the monitor and the supported ICC profile.

Manufacturer Dell Technologies
Product Model U4323QE
Product Name UltraSharp U4323QE Widescreen LCD Monitor
Product Line UltraSharp
Brand Name Dell

Audio

Speakers Yes
Number of Speakers 2

Physical Characteristics

Weight (Approximate) 13.16 kg
Colour Silver
Height 560.5 mm
Width 967.2 mm
Depth 64.1 mm
Weight with Stand (Approximate) 18.55 kg
VESA Mount Compatible Yes
Height with Stand 655.20 mm
Width with Stand 967.21 mm
Depth with Stand 256.40 mm
Color Family Silver

Video

Brightness 350 cd/m²
Colour Supported 1.07 Billion Colors
Maximum Resolution 3840 x 2160
Standard Refresh Rate 60 Hz
Dynamic Contrast Ratio 1,000:1
Native Contrast Ratio 1,000:1
Color Gamut 100% Rec. 709
Pixel Per Inch (PPI) 103.6

Interfaces/Ports

USB Yes
HDMI Yes
Network (RJ-45) Yes
Number of USB Ports 9
DisplayPort Yes
Number of HDMI Inputs 2
Number of DisplayPorts 2
USB Type-C Yes

Power Description

Energy Efficiency Class (SDR) (from 1st March 2021) G
ON Mode Energy Consumption per 1000Hour (SDR) (from 1st March 2021) 52 kW
Unifi
Dell UltraSharp U4323QE 43" Class 4K UHD LCD Monitor - 16:9 - SilverDell UltraSharp U4323QE 43″ Class 4K UHD LCD Monitor – 16:9 – Silver
£596.67 Exc. VAT / £716.00 Inc. VAT

Availability: 39 in stock

- +
Estimated Delivery: Monday, 6th October
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