Description
The LG 86UR640S9UD is an 86-inch UHD (3840 × 2160) commercial signage display designed for corporate, government, retail, and education environments. Offering stunning 4K resolution, slim depth design, and versatile connectivity, this display is built to deliver impactful visuals and seamless content management.
With integrated webOS Smart Platform, LG SuperSign CMS, and compatibility with LG Promota and ConnectedCare, the UR640S9UD simplifies digital signage management—supporting scheduling, group content control, and real-time monitoring.
Key features include:
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Ultra HD 4K Resolution with IPS panel for lifelike color and wide viewing angles.
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Slim Bezel & Depth for modern, space-saving installation.
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Smart Signage Solutions: LG SuperSign Control, Promota App, and embedded CMS.
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Wireless & Mobile Integration: SoftAP, content sharing, Bluetooth audio, and screen mirroring.
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Built-in Speakers (2 x 10W) with Dolby Audio for clear sound.
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Commercial-Grade Reliability: 16/7 operation, 30,000-hour lifespan, and RS-232C / IP control support.
Ideal for businesses looking to deliver dynamic, reliable, and easy-to-manage digital signage.
Technical Specifications (Key Specs for 86UR640S9UD)
| Category | Specification |
|---|---|
| Screen Size | 86" |
| Resolution | 3840 × 2160 (UHD) |
| Brightness | 330 nits |
| Backlight Type | Direct LED |
| Contrast Ratio | Dynamic: 1,000,000:1 / Static: 1200:1 |
| Response Time | 5 ms (G to G) |
| Refresh Rate | 120 Hz |
| HDR Support | HDR10 Pro, HLG |
| Speakers | 2.0 ch, 20W (10W + 10W), Dolby Audio |
| Connectivity | 3x HDMI 2.0, 1x USB 2.0, 1x LAN (RJ45), RS-232C, RF In, Optical Audio Out, Line Out |
| Smart Features | webOS, LG SuperSign CMS, Promota App, Wi-Fi 802.11ac, Bluetooth, Screen Share, LG ThinQ |
| Operation Time | 16 hrs/day, 7 days/week |
| Dimensions (W×H×D) | 75.9 × 43.5 × 2.4 in (without stand) |
| Weight | 99.6 lbs (without stand) |
| VESA Mount | 600 × 400 mm |
| Power Consumption | 313W (typical), <0.5W standby |
| Certifications | UL, FCC, EPEAT, ISTA6 |
| Accessories | L-Con Remote, Power Cable (2m), Anti-theft accessory, Optional Chromecast |
Payment & Security
Your payment information is processed securely, and we do not store credit card details or access your credit card information.
Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
From Scope to Sign-Off
A structured delivery process designed to reduce risk and keep projects moving.
Plan
Discovery, site review, requirements gathering, and project alignment. We define scope, constraints, and success criteria before any design work begins.
- Discovery calls & stakeholder interviews
- On-site survey & infrastructure review
- Requirements & use-case documentation
- Project scope, timeline & milestone alignment
Engineer
System design, schematics, signal flow, BOM development, and documentation. Every project leaves this phase with a complete engineering package.
- AV system design & signal flow diagrams
- Equipment selection & BOM development
- Rack layout & control system design
- As-built documentation package
Deploy
Procurement, logistics, installation, programming, commissioning, and training. We own the delivery from first shipment to final handoff.
- Authorized procurement & logistics coordination
- Physical installation & cable management
- Control system programming & configuration
- Commissioning, testing & end-user training
Support
Monitoring, maintenance, lifecycle planning, and long-term service agreements. We stay engaged long after project close.
- 24/7 remote system monitoring
- Preventive & reactive maintenance
- Technology lifecycle & refresh planning
- Long-term service level agreements
A decade of delivery — trusted by 275+ clients across industries
