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ShopProfessional LFD & Video Wallsiiyama ProLite X4373UHSU-B2 computer monitor 108 cm (42.5") 3840 x 2160 pixels 4K Ultra HD LED Black
iiyama ProLite X4373UHSU-B2 computer monitor 108 cm (42.5") 3840 x 2160 pixels 4K Ultra HD LED Black
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iiyama ProLite X4373UHSU-B2 computer monitor 108 cm (42.5") 3840 x 2160 pixels 4K Ultra HD LED Black

£433.24

£519.89 inc. VAT

Out of Stock(0)MPN: X4373UHSU-B2
🚚 Next-day delivery £4.95
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Key Features

iiyama ProLite X4373UHSU-B2
LED monitor
43" (42.5" viewable)
3840 x 2160 4K @ 60 Hz
VA
450 cd/m�
4000:1
HDR10

Product Overview

AI-generated summary

If you’re looking at the iiyama ProLite X4373UHSU-B2, I’d only recommend it if you specifically need a big, modern 42.5" 4K panel for office or control-room style use on a sensible budget. For £442.56 ex-VAT, you’re getting a lot of screen real estate and good sharpness at typical desk distances—useful for data-heavy dashboards, spreadsheets, or dual-purpose “one screen does everything” setups. iiyama is generally solid on day-to-day reliability for business environments, and these ProLite large-format models tend to be a good “buy once and forget about it” option versus chasing premium branding.

That said, I’d pause if you’re buying for colour-critical work, design output, or anyone who’s picky about blacks, gradients, or viewing angles. Large 4K office monitors at this price often trade away higher-end calibration/performance details, and depending on your lighting, you may notice compromises compared with more expensive pro displays. Also, if this is truly for a video wall or multi-display arrangement, check the mounting/edge-bezel realities and how it handles uniformity—budget-large formats can be great, but they’re not always perfect across the whole surface.

**Who should buy:** office teams, analysts, and SMBs that want a large 4K screen for productivity without spending flagship money. **Who shouldn’t:** studios/teams needing tight colour accuracy, or anyone expecting top-tier multimedia/TV-grade performance.

Why This Product

Adapt your display to match your pace

Switch seamlessly between two optimised modes to suit the task at hand. Dual Mode empowers your workflow by offering crystal-clear 4K resolution for precise data work, or a responsive 120Hz Full HD...

Deeper blacks and richer detail with VA panel

The VA panel offers exceptional contrast and deep blacks, revealing every nuance between light and dark. Enjoy vivid, lifelike images with minimal light bleed and excellent color depth, especially ...

Easy multi-device control with KVM

Easily switch between multiple computers using one monitor, keyboard, and mouse, making multitasking smooth and efficient.

Built-in audio without extra clutter

Enjoy clear, pleasant sound for calls, videos, and music while keeping your desk free of extra speakers, thanks to the integrated audio.

Double the view, double efficiency

Watch two sources at once. Use Picture-in-Picture to overlay a second feed or Picture-by-Picture to split the screen side by side. Perfect for multitasking, comparing content, or staying in control.

Reduced eye strain & fatigue

Work, study or play longer without eye fatigue, thanks to flicker-free technology and reduced blue light emissions. These features help minimize eye strain and improve visual comfort, allowing you ...

Specifications

Display

Display diagonal42.5 "
Display resolution3840 x 2160 pixels
HD type4K Ultra HD
Native aspect ratio16:9
Display technologyLED

Performance

Flicker-free technologyY
Low Blue Light technologyY

Multimedia

Number of speakers2
RMS rated power14 W
Built-in speaker(s)Y
Built-in cameraN

Design

Market positioningBusiness
Product colourBlack

Ports & interfaces

Built-in USB hubY
USB hub version3.2 Gen 1 (3.1 Gen 1)
Number of downstream ports4
USB Type-C DisplayPort Alternate ModeY
USB Power Delivery (USB PD)Y

Ergonomics

VESA mountingY
Panel mounting interface200 x 100 mm
Wall mountableY
Cable managementY
Cable lock slotY

Power

Energy efficiency class (SDR)E
Energy efficiency class (HDR)G
Energy consumption (SDR) per 1000 hours41 kWh
Energy consumption (HDR) per 1000 hours79 kWh
Power consumption (typical)41 W

Weight & dimensions

Width (with stand)977.5 mm
Depth (with stand)251 mm
Height (with stand)621.5 mm
Weight (with stand)14700 g

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