Dell UltraSharp 40 Curved Thunderbolt Hub Monitor - U4025QW

Dell UltraSharp 40 Curved Thunderbolt Hub Monitor

Elevate your performance with a 40-inch curved Thunderbolt™ hub monitor featuring a stunning 5K display and a 120Hz refresh rate.

Product Feature

World's first 40" 5K monitor certified for 5-Star Eye Comfort

Every aspect of your work springs to life on this curved 5K monitor featuring a 120Hz refresh rate. You'll never miss a single detail.

Smoother visual experience

A 120Hz refresh rate delivers less flicker, more seamless scrolling and smoother motion than 60Hz monitors.

Ambient Light Sensor

A built-in Ambient Light Sensor intelligently optimizes brightness and color temperature based on your surroundings.

Improved ComfortView Plus

Our latest monitors reduce harmful blue light emissions to ≤35%, compared to ≤50% from the previous generation, for all-day eye comfort without sacrificing color accuracy.

See more detail than ever before​

5K

See every detail with complete clarity on a 5K resolution monitor.

99%

DCI-P3 and Display P3 color coverage.

IPS Black

Experience deeper blacks with a 2000:1 contrast ratio.

Internal Multi-Stream Transport (iMST)

Partition your display as if there were two 2560x2160 physical monitors instead of one. No external software or DisplayPort splitter needed.

Connect with ease

Thunderbolt™ 4

Power your devices with a single cable connection with up to 140W EPR (Extended Power Range) power delivery.

Extensive connectivity

Connect all your devices with over a dozen ports, including pop-out quick access ports.

Stay online

Connect to the Ethernet with a built-in RJ45 port with up to 2.5GbE.

Works seamlessly with devices on macOS®*

Tested with devices on macOS, this Thunderbolt monitor with P3 color is your ideal companion for Mac® devices.

*Based on internal testing of Dell monitors connected to devices on macOS via Thunderbolt, June 2024. Some features may not be supported.

Dell Display and Peripheral Manager

Experience Dell’s singular, innovative application to optimize the performance of your entire Dell PC workspace.

Maximize productivity

Easy Arrange tiles apps across screens with pre-set partitions and customizes up to five windows, enhancing multitasking. Easy Arrange Memory saves and restores app profiles manually, on schedule, or at start-up.

Easy navigation

Control and work across multiple network or USB connected PCs and monitors with a single keyboard and mouse, seamlessly transferring files between them.

More manageable

Save time and boost IT efficiency with the Dell Device Management Console to manage your Dell peripheral fleet at scale, from a single cloud-based console. Discover expanded Command Line Interface features from Dell Display and Peripheral Manager.

Dell Color Management

Customizable colors

Easily calibrate your monitor’s colors on the new Dell Color Management software, with Calman Verified certification.

Tailored to you

Create, store, and manage ICC profiles on your computer dynamically through the software dashboard.

Wide compatibility

Dell Color Management software is compatible with multiple operating systems including Windows and macOS®.

Environmentally-forward thinking

Sustainable materials

This monitor is made with 50% recycled steel, 85% post-consumer recycled plastics including closed-loop plastics, 100% recycled aluminum and at least 20% recycled glass.

Packaging innovation

Ships in a box made with 100% renewable content that is also recyclable.

Energy conservation

Using PowerNap mode in Dell Display Manager lowers energy use by up to 14.8%.

Elevated standards

Meets highest environmental standards and registered EPEAT Gold with Climate+ designation - this monitor has met industry best practices for decarbonization.

Product Specification

Technical Information

Diagonal Viewing Size

39.7"

Preset Display Area (H x V)

929.28 mm x 392.04 mm 36.59" x 15.43" 364,314.9 mm

2

(564.69 inches

2

)

Panel Type

IPS Black Technology

Display Screen Coating

Anti-Glare with 3H hardness

Maximum Preset Resolution

5120 x 2160 at 120 Hz

Viewing Angle

178

°

vertical / 178

°

horizontal

Pixel Pitch

0.1815 mm x 0.1815 mm

Pixel Per Inch (PPI)

140

Contrast Ratio

2000 to 1 (typical)

Aspect Ratio

21:9

Backlight Technology

LED Edgelight System

Brightness

450 cd/m

2

(typical)

600 cd/m

2

(HDR Peak)

Response Time

8 ms (Normal mode)

5 ms (Fast mode)

Connectivity

• 1 x HDMI (supports up to 5K2K 5120 x 2160 120Hz FRL, HDR Static Metadata, VRR as per specified in HDMI 2.1.)
• 1 x DP 1.4 (HDCP 2.3) (Support up to 5120 x 2160 120Hz, HDR, DSC)
• 1 x ThunderboltTM 4 downstream port (15 W) for daisy chaining (Video + Data)
• 1 x ThunderboltTM 4 (Up to 140W EPR) (Alternate mode with DisplayPort 1.4, SuperSpeed USB 3.2 Gen2 (10 Gbps) upstream port, USB Power Delivery up to 140W EPR)
• 1 x USB Type-C® upstream port (data only) (SuperSpeed USB 10 Gbps, USB 3.2 Gen2)
• 4 x USB Type-A downstream port (SuperSpeed USB 10 Gbps, USB 3.2 Gen2)
• 1 x Audio line-out
• 1 x RJ45 Ethernet port, 2.5GbE
Quick Access:
• 1 x USB Type-A downstream port (SuperSpeed USB 10 Gbps, USB 3.2 Gen2) with BC1.2 power charging
• 2 x USB Type-C® downstream port (SuperSpeed USB 10 Gbps, USB 3.2 Gen2) with power charging (15W)

HDR Ready

Yes, VESA DisplayHDR600

Cables Included

• 1 x Power cable
• 1 x DisplayPort 1.4 cable - 1.8 m
• 1 x USB Type-A to USB Type-C Gen 2 cable - 1 m
• 1 x HDMI cable - 1.8m
• 1 x ThunderboltTM 4 active cable - 1.5 m

Ambient Light Sensor

Yes, auto brightness and color temperature adjustmemt

Adjustability

Height, Tilt, Swivel

Height adjustable

150 mm

Tilt

-5

°

/+21

°

Swivel

-30

°

/+30

°

PbP / PiP

Yes

Keyboard, Video and Mouse ( KVM)

Yes

Daisy Chain Availability

Yes

Audio Output

1 x Audio line-out

Built-in Speaker

2 x 9 W

Dell Display Manager Compatibility

Yes , Easy Arrange, Other key features

Color Gamut

DCI-P3 99%, Display P3 99%, sRGB 100%, BT.709 100%, DCI-P3, Display P3, sRGB & BT.709: Delta E < 2 (Average)

Color Support

1.07 Billion colors (8bit + A-FRC)

Security

Security lock slot (cable lock sold separately)

Anti-theft stand lock slot (to lock stand to monitor using screw)

Flat Panel Mount Interface

VESA mounting holes (100 mm x 100 mm - behind attached VESA Cover)

Temperature Range

Operating: 0

°

C to 40

°

C (32

°

F to 104

°

F)

Non-operating: –20

°

C to 60

°

C (–4

°

F to 140

°

F) - Storage and Shipping

Humidity Range

Operating: 10% to 80% (non-condensing)

Non-Operating: 5% to 90% (non-condensing) - Storage and Shipping

Altitude

Operating: 5000 m (16404 ft) max

Non-Operating: 12192 (40000 ft) max

Voltage Required

100 VAC to 240 VAC / 50 Hz or 60 Hz ± 3 Hz / 4.2 A (typical)

Power Consumption Normal operation

0.3 W (Off Mode)

0.4 W (Standby Mode)

1.8 W (Networked standby Mode)

39.5 W (On Mode)

380 W (Max)

45 W (Pon)

153.6 kWh (TEC)

What's Included

Monitor

Stand Riser

Stand Base

Quick setup guide

Safety, Environmental and Regulatory Information

Factory calibration report

Compliant Standards

• ENERGY STAR certified Monitor.
• EPEAT registered where applicable. EPEAT registration varies by country. See https://www.epeat.net for registration status by country.
• TCO Certified & TCO Certified Edge.
• RoHS Compliant.
• BFR/PVC Free monitor (excluding external cables).
• Meets NFPA 99 leakage current requirements.
• Arsenic-Free glass and Mercury-Free for the panel only.
• Accessibility: This monitor meets Section 47 CFR 79.107 of the 21st Century Communications and Video Accessibility Act (CVAA) with the support of a Dell Monitor Text to Speech User Interface Module - TS23. Select on-screen text menus and commands, displayed via the On-Screen Menu function, will be narrated using text-to-speech synthesis. Please contact your Dell representative for product details and/or ordering process of the monitor and interface module.

Curved Screen

Yes

Curvature

2500R

Physical Characteristics

Height with stand (Compressed ~ Extended)

18.60" ~ 24.50"

Width with stand

37.27"

Depth with stand

9.95"

Height without stand

16.50"

Width without stand

37.27"

Depth without stand

4.25"

Weight (panel only - for VESA mount)

18.41 lb

Weight (with stand assembly and cables)

26.94 lb

Weight (with packaging)

41.93 lb

Warranty

Specifications - Service / Support Details

3-Year Advanced Exchange Service and Premium Panel Exchange