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SKU : LED-DELL U5226KW 52" CURVE
Dell UltraSharp 52 Thunderbolt Hub Monitor - U5226KW
6K (6144 x 2560) at 120Hz
Curved Screen
IPS Black
Integrated USB Hub
Integrated Speakers
Response Time 5 ms GTG

The Dell UltraSharp U5226KW (SKU: 210-BTHW) redefines the boundaries of desktop productivity. By merging an ultra-wide 52-inch curved form factor with breathtaking 6K resolution, it eliminates the distracting bezels of dual-monitor setups while offering vastly more horizontal workspace. Encased in Dell's signature Platinum Silver finish, it delivers an executive aesthetic matched only by its elite technical performance.
Key Features
Massive 52-Inch 6K Canvas: Experience astonishing clarity with a 6K resolution (6144 x 3456) that provides exponential detail over standard 4K displays. Edit high-resolution video timelines full-size while keeping your toolbars, scripts, and communication apps open simultaneously.
Fluid 120Hz Refresh Rate: Say goodbye to cursor stutter and choppy scrolling. The 120Hz refresh rate paired with a 5ms (GtG) response time ensures incredibly smooth motion, reducing eye fatigue during intensive, fast-paced multitasking.
Vibrant IPS Technology: The premium IPS panel guarantees consistent, vibrant color reproduction and deep contrast across extreme viewing angles, making it ideal for color-critical design work and collaborative viewing.
Thunderbolt 4 Hub Connectivity: Declutter your desk with a true single-cable solution. The integrated Thunderbolt 4 hub transmits high-bandwidth data and uncompressed video while delivering massive power delivery (up to 140W) to charge your premium laptop or mobile workstation.
Advanced Eye Comfort Technology: Work longer without the strain. Dell’s built-in, hardware-driven Eye Comfort Technology reduces harmful blue light emissions while maintaining true-to-life color accuracy. Combined with a flicker-free screen, it prioritizes your ocular health during extended sessions.
Immersive Curvature: The gentle wrap-around curve of the 52-inch screen creates a uniform focal distance from your eyes to the edges of the display, significantly reducing neck and eye movement while wrapping your peripheral vision in your work.
Design & Ergonomics
The U5226KW features a highly adjustable stand allowing for tilt, swivel, and height modifications so you can find your perfect ergonomic posture. The expansive rear I/O panel includes multiple USB-A and USB-C downstream ports, RJ45 Ethernet for stable wired networking, and audio out, effectively turning the monitor into a comprehensive docking station.
Why This Product Stands Out
The Dell UltraSharp U5226KW stands out as a true generational leap for productivity hardware. It is one of the very few monitors on the market to successfully combine a massive 52-inch curved footprint with 6K resolution and a 120Hz refresh rate, making it an unrivaled choice for power users who refuse to compromise on size, speed, or pixel density.
Attribute | Specification |
|---|---|
Brand | Dell |
Product Line | UltraSharp |
Model | U5226KW |
Part Number | 15DKC |
Screen Size | 51.5" (52" Class) |
Curvature | 4200R Curved |
Panel Technology | IPS Black Technology |
Native Resolution | 6144 × 2560 (6K Ultrawide) |
Aspect Ratio | 21:9 |
Standard Refresh Rate | 120 Hz |
Response Time | 5 ms (Fast) / 8 ms (Normal) GTG |
Brightness | 400 nits (cd/m²) |
Native Contrast Ratio | 2,000:1 |
Color Support | 1.07 Billion Colors (8-bit + FRC) |
Color Gamut | 99% DCI-P3 / 99% Display P3 / 100% sRGB |
Color Accuracy | Delta E < 1.5 |
Pixel Pitch | 0.19644 × 0.19644 mm |
Pixels Per Inch (PPI) | 129 |
Viewing Angles | 178° (H) / 178° (V) |
Surface Coating | Anti-Glare Low Reflectance (3H Hardness) |
Eye Comfort Rating | TÜV Eye Comfort 5-Star |
Ambient Light Sensor | Yes (Auto-Brightness & Color Temperature) |
Variable Refresh Rate | Supported (VRR via HDMI 2.1) |
Integrated Audio | 2× 9 W Stereo Speakers (18 W Total) |
Thunderbolt 4 Upstream | 1× 40Gbps (DP 1.4 Alt Mode, 140W EPR PD) |
HDMI Ports | 2× HDMI 2.1 (Up to 6144 × 2560 @ 120 Hz, FRL) |
DisplayPort Inputs | 2× DisplayPort 1.4 |
Ethernet Port | 1× RJ-45 (2.5 Gbps Multi-Gigabit) |
USB-C Upstream | 3× USB-C 10Gbps |
USB-C Downstream | 2× USB-C 10Gbps (Up to 27W PD) |
USB Type-A Downstream | 5× USB-A 10Gbps (1× with BC 1.2 Fast Charge) |
KVM Switch | Built-in KVM (Keyboard, Video, Mouse) |
Multi-View Modes | Picture-in-Picture (PIP) & Picture-by-Picture (PBP) |
Internal MST (iMST) | Supported |
Stand Height Adjustment | Up to 90 mm (3.54") |
Tilt Range | -5° to +10° |
Swivel Range | -20° to +20° |
Slant Adjustment | -2° to +2° |
Pivot (Rotation) | No |
VESA Mount Standards | 100 × 100 mm / 200 × 100 mm / 200 × 200 mm |
Product Color | Platinum Silver |
Dimensions with Stand (Max) | 48.16 × 10.04 × 26.25 in (1223.3 × 255.0 × 666.8 mm) |
Dimensions without Stand | 48.20 × 4.40 × 20.80 in (1224.3 × 111.8 × 528.3 mm) |
Weight (Panel Only) | 12.95 kg (28.55 lbs) |
Weight (With Stand) | 18.23 kg (40.19 lbs) |
Typical Power Draw | 63.60 W |
Maximum Power Draw | 430 W (Full USB-PD / Thunderbolt load) |
Included Cables | Thunderbolt 4 (2m), DP 1.4 (1.8m), HDMI 2.1 (1.8m), USB-C to A (1m), AC Power |
Warranty | 3-Year Limited Hardware & Advanced Exchange Service |