Dahua Digital Signage Current

LDH43-HAI400L

Dahua LDH43-HAI400L 43-inch Wall-mounted LCD Digital Signage

Screen size: 43 inch
Resolution: 3840 (H) × 2160 (V)
Brightness: 700 cd/m² (typ.)
System: Android 11.0

Priceon request

QuotationWithin 1 working day

DeliveryConfirmed with your quote, based on stock

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Overview

The Dahua LDH43-HAI400L is a 43-inch indoor wall-mounted LCD signage display with a 4K panel, Android 11 and 700 cd/m² typical brightness. It loops content 24/7, is managed remotely from a central platform, and includes a quad-core processor, 802.11ax Wi-Fi and two 5 W speakers. Suited to reception areas, corridors and lobbies in Doha offices, schools and clinics with indoor temperatures inside its 0 to +40 °C range.

A 43-inch wall display that runs its own playlists

The Dahua LDH43-HAI400L is an indoor wall-mounted LCD signage display built for content that has to play every day without a separate media player. Android 11, a quad-core processor and 4 GB of memory run the schedule directly on the screen, so there is no extra box to mount, cable or power beside the panel.

Picture quality and processing for busy indoor spaces

The 16:9 panel has a 3840 × 2160 resolution, four times the pixel count of full HD, and a typical brightness of 700 cd/m². It uses ELED backlighting and an IPS/VA LCD technology, with a 178° horizontal and vertical viewing angle so people approaching from the side can still read it. A surface with 25% haze softens reflections from windows and ceiling lights. The panel shows 10-bit colour through 8-bit plus FRC, with an 8 ms response time.

Decodes H.265 and H.264 video up to 2160p, plus VP9 Profile 2 up to 2160p at 60 fps
Handles MPEG-4, WMV and VC-1 content up to 1080p
Plays MP4, AVI, MOV, MKV and WMV video files

Connectivity, layouts and central management

Each unit connects through a 10/100/1,000 Mbps self-adaptive Ethernet port, or wirelessly on 802.11 b/g/n/a/ac/ax. The device manages programmes by time and location and produces operation reports, while the unified platform can control it remotely. Its intelligent split screen lets you rearrange the page layout, so one display can show a clock, a timetable and a notice board at once. Landscape or portrait orientation is selectable. A single HDMI 2.1 input accepts 4K at 60 Hz from a media source, and the USB 2.0 and USB 3.0 ports, TF card slot (up to 128 GB) and 3.5 mm audio output add local playback options.

Where it fits in Qatar

Three situations suit this model well:

A clinic in Msheireb or Al Sadd placing one unit in its waiting area to rotate health information and wayfinding, positioned away from the window to avoid direct sunlight.
A bank branch in West Bay using the screen beside its queue area to show service messages and offers that the team schedules from one place.
A government service centre in Doha displaying appointment instructions and announcements, with playlists updated from the management platform rather than by hand at each site.

What to plan before you order

Plan the wall before choosing the panel. The display weighs 13.0 kg without its bracket, measures 964.6 mm by 552.9 mm and is 25.0 mm deep, or 27.5 mm with the bracket. It uses a 400 × 400 mm VESA pattern and includes a wall-mount bracket and remote control. Power draw is 100 W typical and 125 W maximum, with standby at 0.5 W or less, on a 100–240 VAC, 50/60 Hz supply. The operating range is 0 °C to +40 °C, and the unit should be kept out of direct sunlight. Qatar summers regularly pass 45 °C, so a window-facing or west-facing wall needs a check before installation. Operating humidity is 10% to 85% RH, non-condensing.

SmartRooms Qatar offers a free site survey to check wall loading, sunlight exposure and cable routes before installation, and professional installation can follow once you accept the quotation. Quotations are usually issued within one working day. Ministries, schools and companies can order by purchase order or LPO, and government tenders, including Monaqasat, are supported. We deliver to all eight municipalities of Qatar. Request a quote for the Dahua LDH43-HAI400L and our team will confirm the configuration and the estimated lead time.

Highlights

43-inch 16:9 panel at 3840 × 2160 resolution
700 cd/m² typical brightness and 178° viewing angle
Android 11 with quad-core CPU, 4 GB RAM and 32 GB storage
HDMI 2.1 input at 4K 60 Hz plus USB and TF card playback
Gigabit Ethernet and 802.11 b/g/n/a/ac/ax Wi-Fi
Operating range 0 °C to +40 °C, avoid direct sunlight

Estimated timeline

Quotation within 1 working day · delivery timing depends on stock availability, and we confirm it with your quotation.

Specifications

48 specifications · Source: manufacturer · checked Oct 2026

LCD Panel11

Screen Size: 43 inch
Backlight: ELED
LCD Technology: IPS/VA
Aspect Ratio: 16:9
Brightness: 700 cd/m² (typ.)
Contrast Ratio: IPS 1200:1 (typ.) / VA 4000:1 (typ.)
Display Colors: 10 bit (8 bit + FRC), 1.07B colors
Resolution: 3840 (H) × 2160 (V)
Viewing Angle: 178° (H)/178° (V)
Response Time: 8 ms
Surface Treatment: Haze 25%

Built-in System5

Operating System: Android 11.0
CPU: 4 cores A55, 1.92 GHz
RAM: 4 GB
ROM: 32 GB
Video Decoding: H.265 HEVC MP-10@L5.1 up to 2160p@60 fps; H.264 AVC HP@L5.1 up to 2160p@30 fps; VP9 Profile 2 up to 2160p@60 fps; H.264 MVC up to 1080p@30 fps; MPEG-4 ASP@L5 up to 1080p@30 fps; WMV/VC-1 SP/MP/AP up to 1080p@30 fps;

Function3

Audio Compression: MPEG-3, WMA, WAV
Video Compression: MPEG-4, H.264 AVC/MVC, H.265 HEVC
Video Format: mp4, avi, mov, mkv, wmv

Device Ports7

Network Port: 1 × RJ–45 10/100/1,000 Mbps self-adaptive Ethernet port
Wi-Fi Standard: 802.11 b/g/n/a/ac/ax
Wi-Fi Frequency Range: 2400-2483.5 MHz, 5150-5350 MHz, 5470-5725 MHz, 5725-5850 MHz
MAX Power Transmission (Wi-Fi): ≤20 dBm@2400-2483.5 MHz; ≤23 dBm@5150-5250 MHz; ≤20 dBm@5250-5350 MHz; ≤27 dBm@5470-5725 MHz; ≤14 dBm@5725-5850 MHz
Data Transmission Ports: 1 × USB 2.0 (type A); 1 × USB 3.0 (type A) 1 × TF card slot, up to 128 GB
Video Input: 1 × HDMI 2.1 (4K@60 Hz)
Audio Port: 1 × 3.5 mm jack output

Speaker1

Built-in Speaker: 2 × 5 W

General18

Power Supply: 100–240 VAC, 50/60 Hz
Power Consumption: 100 W (typ.), 125 W (max)
Standby Power Consumption: ≤0.5 W
Operating Temperature: 0 °C to +40 °C (+32 °F to +104 °F) (avoid direct sunlight)
Storage Temperature: –20 °C to +60 °C (–4 °F to +140 °F)
Operating Humidity: 10%–85% (RH), non-condensing
Storage Humidity: 10%–90% (RH), non-condensing
Product Material: Metal casing
Casing Color (Frame/Rear): Black
Product Dimensions: 964.6 mm × 552.9 mm × 25.0 mm (37.98" × 21.77" × 0.98") (L × H × W) (without bracket) 964.6 mm × 552.9 mm × 27.5 mm (37.98" × 21.77" × 1.08") (L × H × W) (with bracket)
Frame Size: 10.3 mm (0.41") (T/L/R/B)
Packaging Dimensions: 1,056 mm × 130 mm × 652 mm (41.57" × 5.12" × 25.67") (L × W × H)
Net Weight: 13.0 kg (28.66 lb)
Gross Weight: 16.5 kg (36.38 lb)
Wall Mount VESA: 400 mm × 400 mm (15.75" × 15.75")
Installation: Wall mount
Display Mode: Landscape/Portrait
Accessory: Wall-mount bracket, user manual, legal and regulatory information, energy label, remote control

Certification1

Certifications: CE EMC, CE LVD, CE ERP, RED

Ordering Information2

Type: Model Description
LCD Digital Signage: DHI-LDH43-HAI400L Dahua 43 inch Indoor Wall-mounted LCD Digital Signage

Downloads

10 files from the manufacturer

PDF Datasheets LDH43-HAI400L.pdf 6.5 MB PDF Datasheets LDH43-HAI400L_datasheet_20260112.pdf 3.3 MB PDF Manuals & guides Dahua Digital Signage_Quick Start Guide_V1.0.0.pdf 239 KB PDF Manuals & guides Dahua Digital Signage_User Manual_V1.0.0.pdf 4.4 MB PDF Manuals & guides LDH43-HAI400L_INSTALLATION_PROCEDURE.pdf 164 KB PDF Drawings & CAD LDH43-HAI400L_DIMENSIONS.pdf 1.7 MB PDF Drawings & CAD LDH43-HAI400L_PORT.pdf 305 KB 2511 Software & firmware · Opens on manufacturer site DH_LDM-A(T982)_MultiLang_Android_V3.000.0000002.0.R.251126 2511 Software & firmware · Opens on manufacturer site DH_LDM-A(T982)_MultiLang_Android_V3.000.0000002.0.R.251126_Release Notes DOCX Other documents LDH43-HAI400L_A&E_20251223114745.docx 41 KB

Questions about LDH43-HAI400L

What is the Dahua LDH43-HAI400L designed for?

It is a 43-inch indoor wall-mounted LCD digital signage display for showing scheduled content such as announcements, wayfinding and promotions, without a separate media player. Its Android 11 system, 4K panel and quad-core processor let it run playlists around the clock in offices, schools, clinics and hotels. It suits a single reception wall or a corridor where a 43-inch screen is the right size.

Is it suitable for a reception area in a Doha office?

Yes, for an indoor reception wall that has room for a 43-inch screen. The 3840 × 2160 panel, 700 cd/m² typical brightness and 178° viewing angle help text stay readable for visitors arriving from different directions. Keep it out of direct sunlight, confirm the space stays within its 0 °C to +40 °C operating range, and check the wall with a site survey before fitting the 400 × 400 mm mount.

Can it be installed near a window that gets strong afternoon sun in summer?

Not without protection. The manufacturer says to avoid direct sunlight, and the operating range is 0 °C to +40 °C, while Qatar summer temperatures can exceed 45 °C. A window-facing or west-facing wall therefore needs a careful check. Ask the SmartRooms Qatar team to survey the position and confirm the environment, and consider a shaded wall or a position inside the building away from glass.

What are the operating and storage conditions?

Operating temperature is 0 °C to +40 °C (+32 °F to +104 °F), and direct sunlight should be avoided. Storage temperature is –20 °C to +60 °C. Operating humidity is 10% to 85% RH, non-condensing, and storage humidity is 10% to 90% RH, non-condensing. Plan the installation room and any storage area within these limits before you place an order.

How is content scheduled and managed across several screens?

The device manages programmes by time and location and generates operation reports. Its B/S architecture and unified platform let you control it remotely, so one team can update several screens from a central place. This helps organisations with multiple buildings keep messages consistent. Ask the SmartRooms Qatar team how the platform would be set up for your sites before you request a quote.

Which video sources can it take?

It has one HDMI 2.1 input supporting 4K at 60 Hz, so a media player or computer can feed the screen directly. For standalone playback, you can use the USB 2.0 and USB 3.0 ports or a TF card of up to 128 GB. A 3.5 mm audio output is available for external sound. The data lists MP4, AVI, MOV, MKV and WMV as supported video formats.

How does it connect to the network?

It has one RJ-45 port at 10/100/1,000 Mbps with self-adaptive speed, which suits most fixed sites where a network point already exists near the wall. For wireless connection it supports 802.11 b/g/n/a/ac/ax across 2.4 GHz and several 5 GHz bands, with transmit power specified per band. Check Wi-Fi coverage at the site during the survey before choosing wireless over a cabled connection.

Does it work on Qatar's 240 V mains supply?

The power supply is rated 100–240 VAC at 50/60 Hz, so the stated range includes Qatar's 240 V, 50 Hz mains. Typical consumption is 100 W and maximum is 125 W, with standby at 0.5 W or less. The data does not specify the plug type, so confirm the supply cable and socket arrangement with the SmartRooms Qatar team when you request a quote.

How heavy is it and what kind of wall does it need?

The net weight is 13.0 kg, or 16.5 kg gross in packaging. It measures 964.6 mm by 552.9 mm, is 25.0 mm deep without the bracket and 27.5 mm with it, and uses a 400 × 400 mm VESA mounting pattern. A wall-mount bracket is included. Because the panel is wall-hung, SmartRooms Qatar offers a free site survey to check the wall and fixings before installation.

Can it be used in portrait orientation?

Yes. The display mode is listed as landscape or portrait, which suits corridors, lift lobbies and stairwells where a tall layout works better than a wide one. The intelligent split screen lets you arrange the page layout for either orientation. Set the orientation before mounting, since the bracket position and cable routing depend on the chosen direction.

Does it have built-in speakers?

Yes, it has two 5 W built-in speakers. These suit short announcements or background audio in a small reception area. For louder public address, connect an external system through the 3.5 mm audio output. Test the audio level at the site during the survey so the sound suits the room.

Is it certified for use in Qatar, and can a government department order it by LPO?

The listed certifications are CE EMC, CE LVD, CE ERP and RED, and the product is covered by the manufacturer's warranty. The data does not list Qatar-specific approvals, so ask the SmartRooms Qatar team to confirm compliance for your project. Government departments, schools and companies can order by LPO, and payment can be made by bank transfer, cheque or purchase order.