# Monitor Dahua Technology LM27-U401A 27" LED display 3840 x 2160 pixels

**URL:** https://aio.lv/en/product--dahua-lm27-u401a--11555504
**Data updated:** 2025-12-31 08:41 (EET)
**Category:** Monitors
**Manufacturer:** DAHUA
**Manufacturer code:** LM27-U401A
**EAN:** 6923172522337
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 293.99 €
**Prices and availability valid until:** 2026-07-21 23:59
**Price without VAT (21%):** 242.97 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--dahua-lm27-u401a--11555504

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 15.07.2026 | free |
| Pickup points | 20.07.2026 | 1.89 EUR |
| Courier delivery to door | 20.07.2026 | 6.81 EUR |

## Summary description

The Dahua Technology LM27-U401A is a 27-inch LED display with a resolution of 3840 x 2160 pixels. It features a 5 ms response time, 178° viewing angles, and a native aspect ratio of 16:9. The monitor includes a built-in USB hub, VESA mounting, and height adjustment, making it suitable for various professional and personal uses.

## Long description

The Dahua Technology LM27-U401A is a 27" LED display with a Quad HD 3840 x 2160 resolution and an IPS panel that provides wide 178° horizontal and vertical viewing angles. The flat-screen monitor offers a 5 ms response time, 300 cd/m² typical brightness and a 1000:1 contrast ratio. It includes a built-in USB hub, Type-C with 65 W power delivery, adjustable height and tilt, and VESA mounting support for flexible installation in professional or home setups.
Advantages
The IPS panel and 3-sided frameless design deliver broad viewing angles and a modern look while the 3840 x 2160 pixel resolution gives clear detail for productivity and multimedia. Integrated connectivity — including USB hub and Type-C with reverse charging — simplifies cable management and device connections. Adjustable height and tilt plus VESA compatibility enable ergonomic placement and easy mounting.
Suitable for
Office productivity and multitasking
Graphic work and photo review requiring high pixel density
Home multimedia and video streaming
Workstations where USB hub and Type-C connectivity are needed
Key specifications
Display diagonal: 27" (68.6 cm)
Resolution: Quad HD 3840 x 2160, 16:9
Panel type: IPS (LED backlight)
Response time: 5 ms
Viewing angles: 178° H / 178° V
Brightness (typical): 300 cd/m²
Contrast ratio (typical): 1000:1
Refresh rate: 60 Hz
Built-in USB hub: Yes; Type-C with 65 W power delivery (supports reverse charging)
VESA mounting: Yes
Screen shape: Flat
Energy efficiency class (SDR/HDR): F / F; Energy consumption: 25 kWh per 1000 hours
Colour: Black
How to use
Place the monitor on a stable desk or mount it using a compatible VESA arm. Connect the video source via HDMI or DisplayPort and, if required, connect a laptop or device to the Type-C port to use the 65 W power delivery and reverse charging. Use the built-in USB hub to attach peripherals. Adjust the height and tilt to achieve an ergonomic viewing position and set display settings (brightness, contrast, resolution) in the operating system or monitor OSD menu for optimal image quality.
Usage recommendations
For prolonged comfortable use, position the top of the screen at or slightly below eye level and maintain a viewing distance of about an arm's length. Enable the native 3840 x 2160 resolution in your OS for best sharpness and set brightness to match ambient lighting to reduce eye strain.

## Specifications

### Display

| Feature | Value |
|---|---|
| Display diagonal | 27 " |
| Display technology | LED |
| HD type | Quad HD |
| Panel type | IPS |
| Display resolution | 3840 x 2160 |
| Response time | 5 ms |
| Contrast ratio (typical) | 1000:1 |
| Display brightness (typical) | 300 cd/m² |
| Viewing angle, vertical | 178 ° |
| Viewing angle, horizontal | 178 ° |
| Display diagonal (metric) | 69 cm |
| Native aspect ratio | 16:9 |
| Display number of colours | 1.07 billion colours |
| Backlight type | Edge LED |
| Touchscreen | No |
| LED backlight | Yes |
| NTSC coverage (typical) | 85 % |
| DCI-P3 coverage | 95 % |
| Colour gamut standard | DCI-P3, NTSC, sRGB |

### Design

| Feature | Value |
|---|---|
| Screen shape | Flat |
| Product colour | Black |
| Panel mounting interface | 100 x 100 |
| Market positioning | Business |
| Detachable stand | Yes |
| Feet colour | Black |
| Front bezel colour | Black |

### Ports & interfaces

| Feature | Value |
|---|---|
| HDMI ports quantity | 1 |
| DisplayPorts quantity | 1 |
| Headphone out | No |
| Built-in USB hub | Yes |
| USB Type-A downstream ports quantity | 2 |
| HDMI version | 2.0 |
| HDMI | Yes |
| DisplayPort version | 1.4 |
| USB Power Delivery (USB PD) | Yes |
| USB Power Delivery up to | 65 W |
| Number of USB Type-C upstream ports quantity | 1 |
| Number of USB Type-B upstream ports quantity | 1 |

### Ergonomics

| Feature | Value |
|---|---|
| Wall mountable | Yes |
| Swivel angle range | -30 - 30 |
| Tilt adjustment | Yes |
| VESA mounting | Yes |
| Adjustable height (max) | 130 mm |

### Audio

| Feature | Value |
|---|---|
| Built-in speaker(s) | No |

### Performance

| Feature | Value |
|---|---|
| sRGB coverage (typical) | 100 % |

### Multimedia

| Feature | Value |
|---|---|
| Built-in camera | No |

### Technical details

| Feature | Value |
|---|---|
| Compliance certificates | CE |

### Other features

| Feature | Value |
|---|---|
| Maximum refresh rate | 60 Hz |
| Current rating | 5 A |
| Power supply type | External |
| Plug and Play | Yes |
| Height adjustment | Yes |
| Tilt angle range | 3 - 21 |
| Pivot | Yes |
| Manual | Yes |
| Package type | Box |
| Swivelling | Yes |
| Pivot angle | -90 - 90 |
| Weight (without stand) | 5400 g |
| Height (without stand) | 540.7 mm |
| Depth (without stand) | 200 mm |

### Power

| Feature | Value |
|---|---|
| Energy efficiency class (SDR) | F |
| Energy efficiency class (HDR) | F |
| Energy consumption (SDR) per 1000 hours | 25 kWh |
| Energy consumption (HDR) per 1000 hours | 25 kWh |
| Power consumption (typical) | 60 W |
| AC adapter output voltage | 12 |
| Power consumption (standby) | 0.5 W |

### Weight & dimensions

| Feature | Value |
|---|---|
| Width (without stand) | 613.7 mm |

### Operational conditions

| Feature | Value |
|---|---|
| Operating relative humidity (H-H) | 10 - 85 |
| Operating temperature (T-T) | 0 - 40 |

### Packaging content

| Feature | Value |
|---|---|
| Cables included | USB Type-C, HDMI |
| Stand included | Yes |
| Power adapter included | Yes |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 7600 g |
| Package depth | 193 mm |
| Package height | 481 mm |
| Package width | 698 mm |

## FAQ

### How much does the Monitor Dahua Technology LM27-U401A cost, and is it available for purchase?

The price is 293.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 15.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can Monitor Dahua Technology LM27-U401A be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All DAHUA products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized DAHUA service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: display diagonal, display resolution, hd type, panel type, display technology, response time, contrast ratio (typical), display brightness (typical), screen shape, built-in usb hub, vesa mounting, built-in speaker(s), energy efficiency class (sdr), energy efficiency class (hdr), energy consumption (sdr) per 1000 hours, energy consumption (hdr) per 1000 hours, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

### Where can I download the instructions for Monitor Dahua Technology LM27-U401A?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/11555504/66658292_large.webp