LG 86UR340C9UD – 86" 4K HDR Commercial TV is backordered and will ship as soon as it is back in stock.
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Product Overview
The LG 86UR340C9UD is an 86-inch 4K HDR commercial display for high-impact retail, corporate, and customer-facing installations. This UR340C Series large-format display pairs native 3840 x 2160 resolution with HDR10 and Hybrid Log Gamma support, Crestron Connected certification, and centralized management tools, giving integrators a commercial signage display that scales across multiple sites. At 330 nits with a 5 ms response time, it suits well-lit lobbies and meeting spaces that need a large, manageable 4K commercial TV. USB data cloning and SuperSign Control reduce the labor of provisioning and operating fleets of displays.
Product Description

The 86UR340C9UD is designed for fleet deployment rather than single-room use. USB data cloning lets IT staff configure one display and replicate the profile across every screen in a rollout, while SuperSign Control manages up to 100 displays from a single account and server for remote power, volume, scheduling, and firmware updates. Crestron Connected certification adds integration with professional AV control systems for automated operation. A customizable greeting and no-signal content screen keep the display on-brand in customer-facing environments, and the built-in Time Scheduler aligns power cycles to business hours to manage energy use. Connectivity includes three HDMI 2.0 inputs, RS-232C, IR, and RJ45 for wired control and management. For smaller rooms in the same family, compare the LG 65UR340C9UD commercial TV or the LG 75UR640S9UD signage TV.
Key Features
- 86-inch 4K UHD Panel — The native 3840 x 2160 large-format panel delivers high-impact signage and presentation viewing across large rooms and open retail floors.
- HDR10 and HLG Support — Support for HDR10 and Hybrid Log Gamma expands contrast and color range for branded video and product content.
- SuperSign Control — SuperSign Control manages up to 100 displays from a single account and server, including power, volume, scheduling, and firmware updates.
- USB Data Cloning — A single configuration can be copied via USB and replicated across multiple displays, reducing setup time in a deployment.
- Crestron Connected Certified — Certification enables integration with professional AV control systems for automated power and input management.
- Customizable Screen — Custom greeting messages and no-signal content keep the display on-brand in customer-facing locations.
- Time Scheduler and DPM — Scheduled on/off cycles and Display Power Management align operation to business hours to manage energy consumption.
- Wired Control Interfaces — RS-232C, IR, and RJ45 connections support integration into managed control and monitoring systems.
Typical Applications
- Boardroom — Large-format 4K presentation for executive and decision-making spaces.
- All-hands room — An 86-inch panel sized for large-audience presentation and broadcast.
- Auditorium — High-impact signage and presentation viewing for large venues.
- Commercial meeting space — Centrally managed signage and presentation across corporate sites.
- Training room — Large 4K instructional content with scheduled operation and control integration.
Technical Specifications
| Manufacturer Part Number | 86UR340C9UD |
| Screen Size | 86" |
| Panel Type | LCD |
| Resolution | 3840 x 2160 (4K UHD) |
| Aspect Ratio | 16:9 |
| Orientation | Landscape |
| Brightness | 330 cd/m² |
| HDR | HDR10, Hybrid Log Gamma |
| Contrast Ratio | 1200:1 (Dynamic 1,000,000:1) |
| Response Time | 5 ms (GtG) |
| Refresh Rate | 120 Hz |
| Inputs | 3 x HDMI 2.0, 1 x Coaxial F-Type |
| Outputs | 1 x TOSLINK Optical (Digital Audio) |
| Control / Other I/O | RS-232C, IR, RJ45 (Ethernet) |
| Speakers | 2 x 10 W (2-channel) |
| TV Tuner | ATSC, Clear QAM |
| Power Consumption | Max 339 W / Typical 313 W / Standby 0.5 W |
| Package Weight | 125.2 lb |
| Box Dimensions (LxWxH) | 82 x 47 x 9" |
| Control / Integration | Crestron Connected certified; SuperSign Control |
Competitor Comparison
| Criterion | LG 86UR340C9UD | Samsung BE85C-H | Sony FW-85BZ40L |
| Screen size / resolution — large-format clarity | 86", 3840 x 2160 4K UHD | 85" 4K UHD business TV | 85" 4K UHD professional BRAVIA |
| Fleet management — administering many displays | SuperSign Control up to 100 displays plus USB cloning | MagicINFO / business management tools | BRAVIA Signage / Pro management tools |
| Control certification — fit with managed AV control | Crestron Connected certified, RS-232C and IP control | RS-232C and IP control via Tizen platform | RS-232C and IP control via Google platform |
| Customer-facing customization — branded screens | Custom greeting and no-signal content | Custom signage content via platform | Custom signage content via platform |
| Energy management — scheduled operation | Time Scheduler and Display Power Management | On/off scheduling via platform | On/off scheduling via platform |
| Brightness — suitability for lit rooms | 330 cd/m² (standard commercial) | Standard commercial brightness class | Standard to high commercial brightness class |
Frequently Asked Questions
How do I manage many 86UR340C9UD displays across sites?
SuperSign Control administers up to 100 displays from a single account and server for power, volume, scheduling, and firmware updates, and USB data cloning replicates one configuration across the fleet.
Does it integrate with Crestron and serial control?
Yes. The display is Crestron Connected certified and provides RS-232C, IR, and RJ45 interfaces for managed AV control and monitoring.
What are the mounting and handling requirements?
At an 86-inch format and roughly 125 lb packaged, plan for a rated heavy-duty mount and a multi-person or mechanical install; confirm structural support before mounting.
Is the brightness sufficient for a sunlit lobby?
At 330 cd/m² it is intended for standard interior commercial lighting; for direct sunlight or window-facing placement, a high-bright or window display is more appropriate.
What warranty and support are available?
The display carries LG commercial warranty coverage; Creation Networks can provide current terms and large-format deployment support.
At Creartion Networks, we do everything we can to create an excellent customer experience. This includes fast shipping and easy returns.
- Most in-stock orders placed Monday-Friday ship within 24-48 hours. General restrictions apply; please see our full shipping policy here.
- We offer a 30-day return policy from the delivery date on many products. Product restrictions apply. Restocking fees for the return of open-box items. Please see our full return policy here for more information.
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