LG 27MD5KL-B 27" IPS UltraFine 5K Monitor - Open Box

Regular price $974.99 Sale price $438.00

Ultra Clear 218 PPI 5K Display

At 218 pixels per inch to deliver 5K resolution (5120 x 2880 at 27') the LG UltraFine 5K display lets you experience the definition and detail of a Mac on a large 5K screen.

Rich Color, Better Detail

A color spectrum of P3 99 percent enables you to edit your high-resolution photos precisely. You will experience exceptional detail and rich color on this 5K display.

5K Display with Thunderbolt 3

The LG UltraFine 5K display with Thunderbolt 3 port can transmit 5K video and data while simultaneously charging a new MacBook Pro (up to 85W) over a single cable. Plus, three USB-C downstream ports (USB 5 Gbps) let you connect additional devices as needed.

Ultimate Visibility

The LG UltraFine 5K display reaches a brightness of 500cd/m2 and can express a wide range of color and contrast. You can experience vivid, lifelike images on a 5K screen, which provides a more natural representation.

Consistent Color and Clarity

This 5K high-definition monitor with IPS minimizes color shift and delivers detailed, accurate images on the UltraFine 5K screen. Color is consistent from edge to edge.

Clear Communication and Entertainment

The LG UltraFine 5K display has an internal webcam and responsive speakers/microphone that are perfectly suited to entertainment and communication, allowing you to watch movies, and video chat.

Easy Display Control with macOS

Detailed control of display settings such as brightness can be done using macOS without the need to use any physical buttons.

Multi-Function Screen Manager

The LG Screen Manager has been optimized for macOS to provide a variety of multi-screen options. For example, it can automatically divide the screen into two to four frames, according to users' specific needs.

Convenient Adjustable Display Stand

LG UltraFine 5K displays have convenient height/tilt adjustment. Users can customize the display height to create a more personal, comfortable workstation, or easily wall-mount the display with the use of a VESA mount bracket.


ENERGY STAR certified monitors meet stringent energy efficiency requirements set by the US Environmental Protection Agency in On, Sleep, and Off Modes. On average, monitors that have earned the ENERGY STAR are 25 percent more energy efficient than standard options.

Product Specifications:


Screen Size: 27' Flat

Panel Type: IPS

Color Gamut (CIE 1931): DCI-P3 99 percent

Color Depth (Number of Colors): 10bit

Pixel Pitch (mm): 0.11685 mm x 0.11685 mm

Response Time: 12ms / 14ms GTG

Refresh Rate: H-Frequency: 30-178kHz, V-Frequency: 48-60Hz

Aspect Ratio: 16:9

Resolution: 5120 x 2880

Brightness: 500 nits

Contrast Ratio: 1100:1

Viewing Angle: 178/178

Surface Treatment: Anti-Glare 2H

Input / Output

Thunderbolt3: Yes(x1), 5K at 60Hz, USB-C


Type: Stereo Speakers

Audio Output: 5Wx2, 77dB (Based on LG Standard)


Type: 200W built-in Power

Input: 100-240, 50/60Hz

Normal On: 140W

Power Save/Sleep Mode (Max): 1.2W

DC Off (Max): 0.5W

Special Features

USB Up: 1 upstream (Thunderbolt3)

USB port: 3 downstream (USB-C)

HDCP: HDCP1.4 / 2.2

Camera: Yes

Mic: Yes

Ambient Light Sensor: Yes

LG On Screen Control: Yes

Base Detchable: Yes (One touch release button)

Tilt (Angle): Yes (Angle -5-25 degree)

Height (mm): Yes (range 0-110mm)

Dimensions / Weight

With Stand (WxDxH): 24.63' x 9.44' x 18.28'

Without Stand (WxDxH): 24.63' x 2.12' x 14.77'

Shipping Dimensions (WxDxH): 29.25' x 12.40' x 22.83'

With Stand Weight: 18.74 lbs

Without Stand Weight: 14.11 lbs

Shipping Weight: 29.76 lbs

Cabinet / Accessories

VESA Size (mm): 100 x 100

Power Cord: Yes

Thunderbolt3 Cable: Yes (Active Cable, 2.0m)

Easy Setup Guide: Yes

Guides on Using Product Functions: Yes

VESA Design Cover: Yes

S/W Install CD: Web Download


UL(cUL): Yes

CB: Yes

FCC-B, CE: Yes


KC: Yes


RCM: Yes

EPA 7.0: Yes

China CEL: Yes


Thunderbolt3: Yes