PSREF
Product Specifications Reference

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Lenovo L28u-35

Model: 66ECGAC4SA

28" UHD (3840x2160) IPS display, Anti-glare 16:9
Extreme mode 4 ms response time
60Hz refresh rate
1000:1, 99% sRGB, 90% DCI-P3, 10-bit
-5° to +22° tilt, left & right 360 swivel, -90° to +90° pivot, up to 150mm lift stand
Eyesafe® Display, TÜV Low Blue Light (Hardware solution), TÜV Rheinland® Eye Comfort
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Lenovo L28u-35

Model: 66ECGAC4SA

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Model Configurations

PERFORMANCE
Display Size
28"
View Area
620.9×341.3 mm
Panel
In-Plane Switching
Backlight
WLED
Aspect Ratio
16:9
Resolution
3840x2160
Pixel Pitch
0.16×0.16 mm
Dot / Pixel Per Inch
157 dpi
View Angle (H / V)
178° / 178°
Response Time
4ms (Extreme mode) / 6ms (Typical mode) / 14ms (Off mode)
Color Support
1.07 Billion
Refresh Rate
60Hz
Brightness
300 cd/m²
Contrast Ratio
1000:1
Color Gamut
99% sRGB, 90% DCI-P3
Screen Surface Treatment
Anti-glare
Curvature
None
Camera
None
Microphone
None
Speakers
2Wx2
Power Consumption (Typical / Maximum)
30W / 50W
Power Adapter
Integrated
Touchscreen
None
Smart System
None
DESIGN
Stand
Tilt, Swivel, Pivot, Height Adjust Stand
Case Color
Raven Black
Side Bezel Width
2 mm
Mounting
Supports VESA mount 100mm
ThinkCentre M Series Support
Tiny, Nano Support
Pen
Pen Not Supported
Dimensions (WxDxH)
  • Head Only | 636.9 x 48.9 x 373.7 mm (25.07 x 1.93 x 14.71 inches)
  • Highest Position | 636.9 x 215.0 x 569.3 mm (25.07 x 8.46 x 22.41 inches)
  • Lowest Position | 636.9 x 215.0 x 419.3 mm (25.07 x 8.46 x 16.51 inches)
Packaging Dimensions (WxDxH)
744 x 170 x 489 mm (29.29 x 6.69 x 19.25 inches)
Weight
  • Monitor With Stand | 6.6 kg (14.5 lbs)
  • Monitor Head Only | 4.6 kg (10.1 lbs)
Packaging Weight
10.1 kg (22.27 lbs)
CONNECTIVITY
USB Port
None
Video Connector
2x HDMI® 2.0, 1x DP 1.4
Network Connectivity
None
SERVICE
Base Warranty
3-year
CERTIFICATIONS
Environmental Certification
ENERGY STAR® Certified, TCO 9.0, TCO Edge 2.0, RoHS
Ergonomic Certification
Eyesafe® Display, TÜV Low Blue Light (Hardware solution), TÜV Rheinland® Eye Comfort
Sync Technology
AMD Radeon™ FreeSync™
Special Features
  • HDR10 Compliance
  • AMD FreeSync™ AMD FreeSync technology only can work with AMD Radeon™ series graphics card.
  • Natural Low Blue Light
SOFTWARE
Operating System
Support Windows® 7, Windows 10, Windows 11
ACCESSORIES
Video Cables
HDMI® Cable
MODEL INFORMATION
Model
66ECGAC4SA
EAN / UPC / JAN
0196378277295 / 196378277295 / None
Announce Date
2022-02-14
Note :
  • Lenovo reserves the right to change specifications or other product information without notice.
  • The product images are for illustration purpose only, the actual ports, color and accessories of different models may vary.
  • Actual port transfer speeds will vary and may be slower than the theoretical speed depending on many factors such as the processing speed of the host device, file attributes, and other factors related to your system configuration and operating environment.
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Product Specifications Reference (PSREF) is a marketing deliverable revealing comprehensive information about the features and technical specifications of Lenovo Products. It’s used as the primary tool to differentiate the configurations in models of current and withdrawn Lenovo products.
PSREF currently supports commercial and consumer products launching in EMEA, NA, AP and LA.

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