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BUSINESS & SPECIALIST DISPLAYS

LG 50UL3J-M

UK configuration

Manufacturer display purpose
Digital Signage
Manufacturer screen diagonal
50 in
Manufacturer native resolution
3,840 × 2,160 (UHD)

LG 50UL3J-M in the exact manufacturer-listed UK configuration.

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THE ACTUAL PRODUCT
Front view with infill image
Official product image · Image source detailsProduct imagery does not establish a retailer’s bundle or condition.
Compare with LG 49UH5F-H

Specifications checked 20 Oct 2026Manufacturer specifications, not a hands-on test.

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The useful part.

Key strengths

The official LG UK page identifies manufacturer model 50UL3J-M.

The checks that matter.

Before you buy

Manufacturer claims do not establish independently measured performance, current retailer stock or price. Unlisted specifications remain explicitly unknown.

Every specification. With its source.

Full specifications

Exact configuration: UK manufacturer configuration · 50UL3J-M

90 specifications in 8 groups. Values are manufacturer specifications unless a row says “Measured result” or “Calculated from cited specifications”. 6 rows repeat listed facts in the manufacturer’s own wording, kept under “Manufacturer wording”.

Purpose, identity & operating conditions

9 items
Manufacturer display purpose
Digital Signage

Official current UK business catalogue classification. Exact manufacturer heading: 50" UHD Standard Signage. This identifies purpose, not a consumer-use or medical-performance recommendation.

Source
Manufacturer operating-hours declaration
16/7

Exact manufacturer row: PANEL — Operation Hours (Hours/Day): 16/7. No operating scope or measurement basis is inferred.

Source
FEATURE - HARDWARE — Temperature Sensor
YesSource
FEATURE - SOFTWARE — Cisco Certification
TBD, ~`23.7Source
ENVIRONMENT CONDITIONS — Operation Temperature
0 °C to 40 °C (Portrait Scene: 0 °C to 35 °C)Source
ENVIRONMENT CONDITIONS — Operation Humidity
10 % to 80 %Source
CERTIFICATION — Safety
CB / NRTLSource
CERTIFICATION — EMC
FCC Class "A" / CESource
CERTIFICATION — ERP / Energy Star
Yes / YesSource
Manufacturer wording (1)

The same facts in the manufacturer’s combined or original wording, each with its source.

PANEL — Operation Hours (Hours/Day)
16/7Source

Panel, picture & gaming modes

17 items
Manufacturer screen diagonal
50 in

Exact manufacturer row: PANEL — Screen Size (Inch): 50". No operating scope or measurement basis is inferred.

Source
Manufacturer native resolution
3,840 × 2,160 (UHD)

Exact manufacturer row: PANEL — Native Resolution: 3,840 × 2,160 (UHD). No operating scope or measurement basis is inferred.

Source
Manufacturer panel technology
VA

Exact manufacturer row: PANEL — Panel Technology: VA. No operating scope or measurement basis is inferred.

Source
Manufacturer refresh declaration
60 Hz

Refresh Rate: 60Hz. No unlisted input-mode or native-panel basis is inferred.

Source
PANEL — Screen Size (Inch)
50"Source
PANEL — Panel Technology
VASource
PANEL — Back Light Type
DirectSource
PANEL — Aspect Ratio
16:9Source
PANEL — Brightness
400nit (Typ.)Source
PANEL — Contrast Ratio
5,000:1Source
PANEL — Dynamic CR
1,000,000:1Source
PANEL — Color Gamut
DCI 80%Source
PANEL — Viewing Angle (H x V)
178x178Source
PANEL — Response Time
6ms (G to G)Source
PANEL — Surface Treatment (Haze)
2%Source
PANEL — Life time
30,000Hrs (Min)Source
FEATURE - HARDWARE — Auto Brightness Sensor
YesSource
Manufacturer wording (2)

The same facts in the manufacturer’s combined or original wording, each with its source.

PANEL — Native Resolution
3,840 × 2,160 (UHD)Source
PANEL — Refresh Rate
60HzSource

Connections & accepted signals

9 items
Manufacturer inputs and connections
HDMI In (3, HDCP 2.2/1.4); RS232C In (4 Pin Phone-jack); RJ45(LAN) In; USB 2.0 (2, Type A) (USB In); Audio Out; RS232C Out (4 Pin Phone-jack)

Literal manufacturer declarations; Yes, No, counts, versions and component/operating qualifiers are preserved. A missing row establishes no capability or absence. Manufacturer section: CONNECTIVITY. Source field: HDMI In. Manufacturer section: CONNECTIVITY. Source field: RS232C In. Manufacturer section: CONNECTIVITY. Source field: RJ45(LAN) In. Manufacturer section: CONNECTIVITY. Source field: USB In. Manufacturer section: CONNECTIVITY. Source field: Audio Out. Manufacturer section: CONNECTIVITY. Source field: RS232C Out.

Source
CONNECTIVITY — HDMI In
3, HDCP 2.2/1.4Source
CONNECTIVITY — RS232C In
4 Pin Phone-jackSource
CONNECTIVITY — RJ45(LAN) In
YesSource
CONNECTIVITY — USB In
USB 2.0 (2, Type A)Source
CONNECTIVITY — Audio Out
YesSource
FEATURE - HARDWARE — Wi-Fi/BT (Built-in)
YesSource
FEATURE - SOFTWARE — USB Plug & Play
YesSource
FEATURE - SOFTWARE — HDMI-CEC
YesSource
Manufacturer wording (1)

The same facts in the manufacturer’s combined or original wording, each with its source.

CONNECTIVITY — RS232C Out
4 Pin Phone-jackSource

Dimensions, mounting & orientation

11 items
Manufacturer dimensions and configuration basis
1,121 x 651 x 57.1 mm

Original units, axes and stand/component/handle basis retained. No packaging dimension or unstated unit is substituted. Manufacturer section: MECHANICAL SPECIFICATION. Source field: Monitor Dimensions (W x H x D).

Source
PANEL — Color Depth (Number of Colors)
1.07G (8bits + FRC)Source
PANEL — Portait / Landscape
Yes / YesSource
MECHANICAL SPECIFICATION — Bezel Color
Ashed BlueSource
MECHANICAL SPECIFICATION — Bezel Width
Off: 7.3/7.3/7.3/18.4 mm On: 12.8/12.8/12.8/19.9 mmSource
MECHANICAL SPECIFICATION — Weight (Head)
11.7 kgSource
MECHANICAL SPECIFICATION — Packed Weight
14.4 kgSource
MECHANICAL SPECIFICATION — VESA Standard Mount Interface
200 x 200 mmSource
MECHANICAL SPECIFICATION — Carton Dimensions (W x H x D)
1,215 x 775 x 152 mmSource
FEATURE - SOFTWARE — Screen Rotation
YesSource
FEATURE - SOFTWARE — External Input Rotation
YesSource
Manufacturer wording (1)

The same facts in the manufacturer’s combined or original wording, each with its source.

MECHANICAL SPECIFICATION — Monitor Dimensions (W x H x D)
1,121 x 651 x 57.1 mmSource

Power & consumption

9 items
Manufacturer power declarations
AC 100-240V~, 50/60Hz (Power Supply); Built-In Power (Power Type); 90 W (Typ.); 130 W (Max.); 307 BTU/Hr(Typ.), 444 BTU/Hr(Max.) (BTU (British Thermal Unit)); 0.5 W (DPM); 0.5 W (Power off); 63 W (Smart Enegy Saving(~70%))

Original input, operating, standby and power-supply declarations remain separately labelled. Electrical consumption is not audio output or an efficiency estimate. Manufacturer section: POWER. Source field: Power Supply. Manufacturer section: POWER. Source field: Power Type. Manufacturer section: POWER CONSUMPTION. Source field: Typ.. Manufacturer section: POWER CONSUMPTION. Source field: Max.. Manufacturer section: POWER CONSUMPTION. Source field: BTU (British Thermal Unit). Manufacturer section: POWER CONSUMPTION. Source field: DPM. Manufacturer section: POWER CONSUMPTION. Source field: Power off. Manufacturer section: POWER CONSUMPTION. Source field: Smart Enegy Saving(~70%).

Source
FEATURE - SOFTWARE — Smart Energy Saving
YesSource
POWER — Power Supply
AC 100-240V~, 50/60HzSource
POWER — Power Type
Built-In PowerSource
POWER CONSUMPTION — Typ.
90 WSource
POWER CONSUMPTION — Max.
130 WSource
POWER CONSUMPTION — BTU (British Thermal Unit)
307 BTU/Hr(Typ.), 444 BTU/Hr(Max.)Source
POWER CONSUMPTION — DPM
0.5 WSource
POWER CONSUMPTION — Smart Enegy Saving(~70%)
63 WSource
Manufacturer wording (1)

The same facts in the manufacturer’s combined or original wording, each with its source.

POWER CONSUMPTION — Power off
0.5 WSource

Software, controls & supplied items

33 items
FEATURE - SOFTWARE — OS Ver. (webOS)
webOS 6.0Source
FEATURE - SOFTWARE — Local Contents Scheduling
YesSource
FEATURE - SOFTWARE — Group Manager
YesSource
FEATURE - SOFTWARE — Fail over
YesSource
FEATURE - SOFTWARE — Booting Logo Image
YesSource
FEATURE - SOFTWARE — No Signal Image
YesSource
FEATURE - SOFTWARE — RS232C Sync
YesSource
FEATURE - SOFTWARE — Local Network Sync
YesSource
FEATURE - SOFTWARE — Screen Share
YesSource
FEATURE - SOFTWARE — Video Tag
4, Max One HDMI InputSource
FEATURE - SOFTWARE — Play via URL
YesSource
FEATURE - SOFTWARE — Gapless Playback
YesSource
FEATURE - SOFTWARE — Tile Mode Setting
YesSource
FEATURE - SOFTWARE — Setting Data Cloning
YesSource
FEATURE - SOFTWARE — SNMP
YesSource
FEATURE - SOFTWARE — ISM Method
YesSource
FEATURE - SOFTWARE — Auto Set ID
YesSource
FEATURE - SOFTWARE — Status Mailing
YesSource
FEATURE - SOFTWARE — Control Manager
YesSource
FEATURE - SOFTWARE — PM mode
YesSource
FEATURE - SOFTWARE — Wake on LAN
YesSource
FEATURE - SOFTWARE — Network Ready
YesSource
FEATURE - SOFTWARE — Beacon
YesSource
FEATURE - SOFTWARE — SI Server Setting
YesSource
FEATURE - SOFTWARE — webRTC
YesSource
FEATURE - SOFTWARE — Pro:Idiom
YesSource
FEATURE - SOFTWARE — The security update is supported for
5 years from the product launch date stated at https://lgsecurity.lge.com/bulletins/idproductsSource
SOFTWARE COMPATIBILITY — SuperSign CMS
YesSource
SOFTWARE COMPATIBILITY — SuperSign Control+
YesSource
SOFTWARE COMPATIBILITY — SuperSign WB
YesSource
SOFTWARE COMPATIBILITY — Connected Care
YesSource
LANGUAGE — OSD
English, French, German, Spanish, Italian, Korean, Chinese(Simplified), Chinese(Original), Portugues(Brazil), Swedish, Finnish, Norwegian, Danish, Russian, Japanese, Portugues(Europe), Dutch, Czech, Greek, Türkçe, Arabic, polskiSource
ACCESSORY — Basic
Remote Controller(include battery 2ea), Power Cord, Regulation Book, Phone to D-Sub9 Gender, Cable HolderSource

Sensors, controls & convenience

1 item
FEATURE - HARDWARE — Local Key Operation
Power On/Off OnlySource

Internal hardware & memory

1 item
FEATURE - HARDWARE — Internal Memory (eMMC)
16 GBSource
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