iiyama ProLite X4373UHSU-B2 computer monitor 108 cm (42.5") 3840 x 2160 pixels 4K Ultra HD LED Black
KEY FEATURES
- 108 cm (42.5") Black
- Built-in speaker(s)
- HDMI HDMI version: 2.0 DisplayPorts quantity: 1 DisplayPort version: 1.2
- Screen shape: 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
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iiyama ProLite X4373UHSU-B2 computer monitor 108 cm (42.5") 3840 x 2160 pixels 4K Ultra HD LED Black
Description
iiyama ProLite X4373UHSU-B2. Display diagonal: 108 cm (42.5"), Display resolution: 3840 x 2160 pixels, HD type: 4K Ultra HD, Display technology: LED, Response time: 3 ms, Native aspect ratio: 16:9, Viewing angle, horizontal: 178°, Viewing angle, vertical: 178°. Built-in speaker(s). Built-in USB hub, USB hub version: 3.2 Gen 1 (3.1 Gen 1). VESA mounting. Product colour: Black
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.
Feature
Easy 14 days Returns
Eligible for Next day Delivery
100% Money-back guarantee
Reliable Customer Support
Secure payment method
Shipping Information
- Next Business Day: £6.99
- 2 days Delivery: £4.99
- 3- 5 Days Shipping: £3.99
- Orders Over £99.00: Free Standard Delivery
| Display | |
|---|---|
| Display diagonal | 108 cm (42.5") |
| Display resolution | 3840 x 2160 pixels |
| Native aspect ratio | 16:9 |
| Panel type | VA |
| Response time measurement type | GTG (Gray to Gray) |
| Display brightness (typical) | 450 cd/m² |
| Response time | 3 ms |
| HD type | 4K Ultra HD |
| Display technology | LED |
| 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) technology | High Dynamic Range 10 (HDR10) |
| High Dynamic Range (HDR) supported | Yes |
| Colour gamut standard | NTSC, sRGB |
| Colour depth | 10 bit |
| sRGB coverage (typical) | 100% |
| NTSC coverage (typical) | 85% |
| Performance | |
|---|---|
| Flicker-free technology | Yes |
| Low Blue Light technology | Yes |
| Multimedia | |
|---|---|
| Built-in speaker(s) | Yes |
| Built-in camera | No |
| Number of speakers | 2 |
| RMS rated power | 14 W |
| 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) |
| USB Type-C DisplayPort Alternate Mode | Yes |
| USB Power Delivery | 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 |
| Number of downstream ports | 4 |
| Built-in KVM switch | Yes |
| HDCP | Yes |
| Ergonomics | |
|---|---|
| VESA mounting | Yes |
| Panel mounting interface | 200 x 100 mm |
| Wall mountable | Yes |
| Cable management | Yes |
| Cable lock slot | Yes |
| Cable lock slot type | Kensington |
| Height adjustment | No |
| Tilt angle range | 10 - 2° |
| On Screen Display (OSD) | Yes |
| On Screen Display (OSD) languages | German, English, Spanish, French, Italian, Japanese, Dutch, Polish, Portuguese, Russian, Ukrainian |
| Tilt adjustment | Yes |
| Power | |
|---|---|
| Energy efficiency class (SDR) | E |
| Energy efficiency class (HDR) | G |
| Energy consumption (SDR) per 1000 hours | 40.9 kWh |
| attribute_product_family_name | 79.1 kWh |
| Power consumption (typical) | 41 W |
| Power consumption (standby) | 0.5 W |
| Power consumption (off) | 0.5 W |
| AC input voltage | 100 - 240 V |
| AC input frequency | 50/60 Hz |
| Power supply type | Internal |
| Energy efficiency scale | A to G |
| Sustainability | |
|---|---|
| Sustainability certificates | ErP |
| General | |
|---|---|
| Product family | ProLite |
| Weight & dimensions | |
|---|---|
| Width (with stand) | 977.5 mm |
| Depth (with stand) | 251 mm |
| Height (with stand) | 621.5 mm |
| Weight (with stand) | 14.7 kg |
| Packaging data | |
|---|---|
| Cables included | AC, USB, HDMI, DisplayPort, USB Type-C |
| DisplayPort cable length | 1.8 m |
| HDMI cable length | 1.8 m |
| USB cable length | 1.8 m |
| Remote control included | Yes |
| Remote control batteries included | Yes |
| Package width | 1071 mm |
| Package depth | 240 mm |
| Package height | 760 mm |
| Package weight | 19.3 kg |
| Package type | Box |
| Technical details | |
|---|---|
| Compliance certificates | CE, EAC, REACH, RoHS, TÜV mark, UKCA, VCCI, WEEE |
| Other features | |
|---|---|
| Power cable length | 1.8 m |
| Packaging content | quick start guide, safety guide |
| Width | 977.5 mm |
| Height | 621.5 mm |
| Depth | 251 mm |
| Weight | 14.7 kg |
| Touchscreen | No |
| Control panel | Input Select, +/Volume, -/Shortcut, Menu, Power |
| User controls | picture adjust (brightness, contrast, ECO, HDR, ACR, OD, X-res technology, black tuner), colour settings (6-axis, i-Style colour, blue light reducer, gamma, RGB range, colour temperature, user preset), PiP/PbP ( PiP/PbP, sub-source, PiP position, PiP size, swap, audio input), OSD (OSD H. position, OSD V. position, OSD time, OSD background, display information, language), miscellaneous (sharpness, video mode adjust, opening logo, power LED, USB-C speed, USB charge, KVM, DDC/CI control, dual mode), input select (source), audio settings (volume, mute audio), recall (recall all?) |
Frequently Asked Questions
When will it arrive?
Any order over £99 wil be shipped on our free 2-3 working day service, if you opt for Next Working Day shipping then this will be with you the next working day between 09:00 and 18:00. Deliveries to Northern Ireland, Channel Islands and the Scottish Highlands will be on a 3 day service.
Do you offer a credit account?
We offer credit accounts to Gotraka Business customers, please enquire with our customer support team for more information. Credits accounts are subject to KYC.
How long is the returns policy?
For most products bought online, you have a legal right to change your mind within 14 days and receive a refund. If you wish to return unwanted products, you must let us know that you want to return them within 14 calendar days from the day after delivery. The item must also be returned to us within 7 working days from approval of return and receipt of the return label.
How long will it take to receive my order?
This is something that we are working hard to bring to you - we recognise that having deliveries on preferred days not only makes it easier for you but it is also great for the environment. By having deliveries arranged on days that you are going to be in or consolidating your orders to arrive to you at the same time means that the courier won't need to come back multiple times due to missed deliveries or multiple deliveries.
Can I change my delivery address once the order has been placed?
Our systems are highly automated, where possible we will do our utmost to accommodate this. To ensure we maintain a high delivery success rate most of our orders are picked and prepped for shipment within 30 minutes
How do I return my order?
If you need to return your order please raise a return through your order page detailing the reason for return. Once this form has been submitted it will be reviewed by the Returns Department who will contact you to arrange the return.
Please note the returns department may ask for more information such as the serial number(s) and images where applicable to process the return.
How long do I have to return an item?
For most products bought online, you have a legal right to change your mind within 14 days and receive a refund. If you wish to return unwanted products, you must let us know that you want to return them within 14 calendar days from the day after delivery. The item must also be returned to us within 7 working days from approval of return and receipt of the return label
Are returns free?
Returns for faulty / damaged items will be free of charge
Returns for unwanted items that have no fault will incur a minimal returns fee - delivery charges will not be refunded
Can’t find what you’re looking for?
Our friendly support team is just a message away, ready to assist with anything. Our team is experienced with gaming gear, home tech, and everything in between—feel free to reach out.
📧 Email: help@gotraka.com
📞 Phone: 020 8208 1234
💬 Live Chat: Available 9 AM – 6 PM ( Monday - Friday )
