Dahua Ultra Series 55-inch 4K UHD Video Wall Display – LS550KDH-UF
The Dahua LS550KDH-UF is a 55-inch 4K UHD video wall display unit with a 1.7mm bezel-to-bezel design, 700 cd/m² brightness and industrial-grade 24/7 operation. It suits surveillance centres, command centres and meeting rooms. Procure.ae supplies the Dahua LS550KDH-UF in the UAE.
Core capabilities include a 3840 × 2160 UHD ADS LCD panel with 700 cd/m² brightness, 1200:1 contrast and 178° horizontal and vertical viewing angles. The panel has an 8ms grey-to-grey response time, 1.07 billion colours (8-bit plus FRC) and a 10,000K colour temperature. Built-in 3D noise reduction and picture splicing support video wall builds. Input reaches 4K at 60Hz through DP or HDMI 1, and DP output passes 4K at 30Hz to the next unit.
The LS550KDH-UF suits surveillance centres, command centres, meeting rooms and commercial displays. It can stand on the floor or be wall-mounted, using VESA 600 × 400mm M6 holes. Control works through infrared or RS232 in dual mode, including remote control by computer. It is rated for continuous 24/7 operation at 0 °C to 50 °C, and typical power use is 180W.
Key features
Specifications
| Controls | Infrared, RS-232 (dual mode) |
| Key Features | 24/7 industrial ADS panel, 1.7 mm bezel, 3D noise reduction, picture splicing, 4K@60 input via DP or HDMI 1, DP daisy-chain output, IR and RS-232 control, modular installation |
| Model | LS550KDH-UF |
| Type | Video Wall Display |
| Aspect Ratio | 16:9 |
| Backlight | Direct LED |
| Bezel Size | 1.7 mm bezel-to-bezel (0.9 mm top/left, 0.8 mm bottom/right) |
| Brightness | 700 nits |
| Color Depth | 1.07 billion (8-bit + FRC) |
| Color Temperature | 10,000 K |
| Contrast Ratio | 1,200:1 |
| Panel Technology | ADS |
| Resolution | 3840 x 2160 (4K UHD) |
| Response Time | 8 ms |
| Screen Size | 55 inch |
| Viewing Angle | 178° (H) / 178° (V) |
| Audio Out | Audio out × 1 |
| DisplayPort | DisplayPort in × 1, out × 1 |
| HDMI Inputs | HDMI In × 2 |
| Input Voltage | 100–240 V AC, 50/60 Hz |
| Inputs | DVI-D × 1, IR × 1 |
| Serial Port | RS-232 in × 1, out × 1 |
| VGA Input | VGA × 1 |
| Power Consumption | 180 W (typical), 200 W (max) |
| Standby Power | < 0.5 W |
| Dimensions | 1211.3 x 682.1 x 121.7 mm |
| Duty Cycle | 24/7 |
| Mounting | Floor-standing, wall-mounted |
| Operating Humidity | 10% to 80% RH (non-condensing) |
| Operating Temperature | 0 to 50 °C |
| Shipping Dimensions | 1360 x 945 x 280 mm |
| Shipping Weight | 34.3 kg |
| Surface Protection | Anti-glare (25% haze), 3H hardness |
| VESA Mount | 600 x 400 mm |
| Weight | 25.6 kg |
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This sheet is compiled from the product data held on procure.ae. For fully accurate and up-to-date figures, always refer to the manufacturer’s own specification sheet or datasheet for this model.
Specifications are provided by the manufacturer and may change without notice.
Pricing is quote-based. Contact Procure for current pricing and availability.
Delivery across the UAE and beyond, installation on request and manufacturer-backed warranty.
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