Iiyama ProLite X4373UHSU-B2 42.5 " black

Name: Iiyama ProLite X4373UHSU-B2 42.5 " black
Brand: Iiyama
Price: 482.64 GBP
Availability: InStock

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AVpartsmaster.co.uk →	£466.79	Pcnova.co.uk →	£468.42
LaptopHub.uk →	£468.42	Gamingkit.co.uk →	£477.79
Backtotheoffice.co.uk →	£482.99	Quzo.co.uk →	£496.36
Business.Currys.co.uk →	£503.98

Iiyama ProLite X4373UHSU-B2 42.5 " black

2026 4K USB-C Dual Mode HDR KVM speakers Power Delivery good NTSC good sRGB

Screen size:42.5 "

Resolution:3840x2160 (16:9)

Panel:*VA, response 3 ms

Frequency:60 Hz, 120 Hz (Full HD)

Contrast:4 000:1

Brightness:450 cd/m²

Functions:HDR, PBP, Flicker-Free

Connectors:USB-C (DP Alt Mode) • DisplayPort v1.2 • 2xHDMI v2.0

All specifications

Specifications ProLite X4373UHSU-B2

Colour

Product type	monitor
Size	42.5 "


Screen
Panel type	*VA
Resolution	3840x2160 (16:9)
FPS	60 Hz
Frame Rate (Dual Mode)	120 Hz (Full HD)
Pixel size	0.25 mm
Response time (GtG)	3 ms
Vertical viewing angle	178 °
Horizontal viewing angle	178 °
Brightness	450 cd/m²
Static contrast	4 000:1
Dynamic Contrast	80 000 000:1
Colour depth	8-bit + FRC (1.07B Colors)
Colour space (NTSC)	85 %
Colour space (sRGB)	100 %
HDR	+


Connection
Video transmission	DisplayPort v1.2 2xHDMI v2.0 USB-C (DP Alt Mode)
Power Delivery
Power PD	95 W
USB-A hub	2x5Gbps
USB-C hub	2x5Gbps
Connectors (optional)	mini-Jack output (3.5 mm)

Features
Features	KVM switch PBP (Picture by Picture) Flicker-Free
Speakers
Sound power	2x7 W


General
Wall mount	VESA 200x100mm
Power consumption	41 W
Energy class (new)	E
Remote control
Dimensions (WxHxD)	978x622x251 mm
Weight	14.7 kg
Official Website	iiyama.com
Added to E-Catalog	February 2026

The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.

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	iiyama X4373UHSU-B2 43" ProLite Monitor 43' large format desktop monitor with 4K resolution, giving you the power of four displays in one Designed for professionals... morewho need more screen space, the ProLite X4373UHSU offers a seamless solutio AVpartsmaster.co.uk Delivery: in United Kingdom Report	£466.79 Buy in shop

	iiyama ProLite X4373UHSU-B2 computer monitor 108 cm (42.5") 3840 iiyama ProLite X4373UHSU-B2 computer monitor 108 cm (42.5") 3840 x 2160 pixels 4K Ultra HD LED Black Designed for professiona... morels who need more screen space. the ProLite X4373UHSU offers a seamless solution for multitasking and multi-device workflows. The 43'' panel delivers rich colours. sharp 3840x2160 resolution and wide 178° viewing angles. with 450cd/m² brightness ensuring excellent visibility in any lighting. For added flexibility. the monitor supports dual mode. allowing you to work in 3840×2160 for detailed content creation and data-heavy applications. or switch to 1920×1080 at 120Hz for smoother motion when displaying dynamic content or live feeds. The USB-C input with 95W Power Delivery. integrated KVM switch and four-port USB hub make it easy to connect. control and charge multiple devices through a single setup. Flicker-free technology and a blue light reducer help minimise eye strain during long sessions. while the included remote control offers instant access to key settings. Ideal for content creation. financial dashboards or control environments. this all-in-one monitor maximises clarity. comfort and productivity. Pcnova.co.uk Delivery: in United Kingdom Report	£468.42 Buy in shop

	iiyama ProLite X4373UHSU-B2 computer monitor 108 cm (42.5") 3840 iiyama ProLite X4373UHSU-B2 computer monitor 108 cm (42.5") 3840 x 2160 pixels 4K Ultra HD LED Black LaptopHub.uk Delivery: in United Kingdom Report	£468.42 Buy in shop

	iiyama ProLite X4373UHSU-B2 computer monitor 108 cm (42.5") 3840 Designed for professionals who need more screen space. the ProLite X4373UHSU offers a seamless solution for multitasking and... moremulti-device workflows. The 43'' panel delivers rich colours. sharp 3840x2160 resolution and wide 178° viewing angles. with 450cd/m² brightness ensuring excellent visibility in any lighting. For added flexibility. the monitor supports dual mode. allowing you to work in 3840×2160 for detailed content creation and data-heavy applications. or switch to 1920×1080 at 120Hz for smoother motion when displaying dynamic content or live feeds. The USB-C input with 95W Power Delivery. integrated KVM switch and four-port USB hub make it easy to connect. control and charge multiple devices through a single setup. Flicker-free technology and a blue light reducer help minimise eye strain during long sessions. while the included remote control offers instant access to key settings. Ideal for content creation. financial dashboards or control environments. this all-in-one monitor maximises clarity. comfort and productivity. iiyama ProLite X4373UHSU-B2 computer monitor 108 cm (42.5") 3840 x 2160 pixels 4K Ultra HD LED Black Gamingkit.co.uk Delivery: in United Kingdom Report	£477.79 Buy in shop

	iiyama ProLite X4373UHSU-B2 computer monitor 108 cm (42.5") 3840 x 2160 pixels 4K Ultra HD LED Black 108 cm (42.5") Black. Built-in speaker(s). HDMI HDMI version: 2.0 DisplayPorts quantity: 1 DisplayPort version: 1.2. Screen s... morehape: Flat. Maximum refresh rate: 60 Hz Response time: 3 ms Response time measurement type: GTG (Gray to Gray). 3840 x 2160 pixels 4K Ultra HD Panel type: VA. Energy efficiency class (SDR): E ErP CE, EAC, REACH, RoHS, TÜV mark, UKCA, VCCI, WEEE. Designed for professionals who need more screen space, the ProLite X4373UHSU offers a seamless solution for multitasking and multi-device workflows. The 43'' panel delivers rich colours, sharp 3840x2160 resolution and wide 178° viewing angles, with 450cd/m² brightness ensuring excellent visibility in any lighting. For added flexibility, the monitor supports dual mode, allowing you to work in 3840×2160 for detailed content creation and data-heavy applications, or switch to 1920×1080 at 120Hz for smoother motion when displaying dynamic content or live feeds. The USB-C input with 95W Power Delivery, integrated KVM switch and four-port USB hub make it easy to connect, control and charge multiple devices through a single setup. Flicker-free technology and a blue light reducer help minimise eye strain during long sessions, while the included remote control offers instant access to key settings. Ideal for content creation, financial dashboards or control environments, this all-in-one monitor maximises clarity, comfort and productivity.. Display. Display diagonal. 108 cm (42.5"). Display resolution. 3840 x 2160 pixels. Native aspect ratio. 16:9. Display technology. LED. Touchscreen. No. HD type. 4K Ultra HD. Panel type. VA. Display brightness (typical). 450 cd/m². Response time. 3 ms. Response time measurement type. GTG (Gray to Gray). Screen shape. Flat. Contrast ratio (typical). 4000:1. Contrast ratio (dynamic). 80000000:1. Maximum refresh rate. 60 Hz. Viewing angle, horizontal. 178°. Viewing angle, vertical. 178°. Display number of colours. 1.07 billion colours. Pixel pitch. 0.245 x 0.245 mm. Horizontal scan range. 30 - 135 kHz. Viewable size, horizontal. 94.1 cm. Viewable size, vertical. 52.9 cm. Display diagonal (metric). 108 cm. High Dynamic Range (HDR) supported. Yes. High Dynamic Range (HDR) technology. High Dynamic Range 10 (HDR10). Colour depth. 10 bit. Colour gamut standard. NTSC, sRGB. sRGB coverage (typical). 100%. NTSC coverage (typical). 85%. Performance. Flicker-free technology. Yes. Low Blue Light technology. Yes. Multimedia. Built-in speaker(s). Yes. Number of speakers. 2. RMS rated power. 14 W. Built-in camera. No. Design. Market positioning. Business. Product colour. Black. Ports & interfaces. Built-in USB hub. Yes. USB hub version. 3.2 Gen 1 (3.1 Gen 1). Number of downstream ports. 4. USB Type-C DisplayPort Alternate Mode. Yes. USB Power Delivery (USB PD). Yes. USB Power Delivery up to. 95 W. HDMI. Yes. HDMI ports quantity. 2. HDMI version. 2.0. DisplayPorts quantity. 1. DisplayPort version. 1.2. Headphone out. Yes. Built-in KVM switch. Yes. HDCP. Yes. Backtotheoffice.co.uk Delivery: in United Kingdom Report	£482.99 Buy in shop

	iiyama ProLite X4373UHSU-B2 computer monitor 108 cm (42.5") 3840 x 2160 pixels 4K Ultra HD LED Black 43 Black 4K VA Monitor 2x HDMI 120hz Designed for professionals who need more screen space the ProLite X4373UHSU offers a... moreseamless solution for multitasking and multi-device workflows. The 43'' panel delivers rich colours sharp 3840x2160 resolution and wide 178? viewing angles with 450cd/m? brightness ensuring excellent visibility in any lighting. For added flexibility the monitor supports dual mode allowing you to work in 3840?2160 for detailed content creation and data-heavy applications or switch to 1920?1080 at 120Hz for smoother motion when displaying dynamic content or live feeds. The USB-C input with 95W Power Delivery integrated KVM switch and four-port USB hub make it easy to connect control and charge multiple devices through a single setup. Flicker-free technology and a blue light reducer help minimise eye strain during long sessions while the included remote control offers instant access to key settings. Ideal for content creation financial dashboards or control environments this all-in-one monitor maximises clarity comfort and productivity. 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 setting for smooth motion during live feeds and dynamic content. One screen with two smart ways to stay productive without compromise. 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 in darker scenes. Whether watching movies editing content or gaming benefit from consistent picture quality and wide viewing angles that bring every detail to life. 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 to stay focused and productive throughout the day. - Features - USB-C Yes - Screen Size 43 Inch - Screen Size Category 40+ Inches - Resolution 3840 x 2160 - Aspect ratio 16:9 - 4K UHD Yes - Response time >1 ms - HDMI ports quantity 2 - DisplayPort 1 - Built-in speakers Yes - Weight 14.7 Kg - Quzo.co.uk Delivery: to United Kingdom Report	£496.36 Buy in shop

	iiyama ProLite X4373UHSU-B2 - LED monitor - 4K - 43" - HDR iiyama ProLite X4373UHSU-B2 - LED monitor - 4K - 43" - HDR Business.Currys.co.uk Delivery: to United Kingdom Report	£503.98 Buy in shop

Iiyama ProLite X4373UHSU-B2 42.5 " black

Buy Iiyama ProLite X4373UHSU-B2 42.5 " black

iiyama X4373UHSU-B2 43" ProLite Monitor

iiyama ProLite X4373UHSU-B2 computer monitor 108 cm (42.5") 3840

iiyama ProLite X4373UHSU-B2 computer monitor 108 cm (42.5") 3840

iiyama ProLite X4373UHSU-B2 computer monitor 108 cm (42.5") 3840

iiyama 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

iiyama ProLite X4373UHSU-B2 - LED monitor - 4K - 43" - HDR