55" Window Facing High Brightness Digital Signage Display | 4000 Nits | 4K UHD | 24/7 Operation

The W55F4000 is a 55-inch 4K UHD window-facing high brightness digital signage display purpose-built for retail storefronts and high-ambient-light commercial environments. With 4000 cd/m² ultra-high brightness delivered through DLED backlight technology, it overcomes direct sunlight and strong window reflections to ensure your content remains crisp, vivid, and clearly visible from the street. The ADS panel delivers true 178° wide viewing angles, while the 1200:1 static contrast ratio and 72% NTSC color gamut reproduce rich, accurate visuals that command attention. Powered by Android 11 on a quad-core ARM Cortex-A55 processor with Mali-G52 GPU, 2GB DDR4 memory, and 16GB EMMC storage, the W55F4000 runs content management software smoothly and supports diverse media formats. Built for 24/7 continuous operation with a 50,000-hour rated lifetime, dual 10W speakers, and comprehensive connectivity including triple HDMI 2.0 ports, Wi-Fi 6, and Bluetooth 5.1, this display is the complete solution for high-visibility window-facing digital signage — retail POS, quick-service restaurant menu boards, corporate lobby messaging, and transportation information displays.

1. 4000 Nits Ultra-High Brightness — Visible Through Direct Sunlight

   At 4000 cd/m², the W55F4000 delivers 8x the brightness of a standard indoor display (500 cd/m²). Content remains crisp and readable even when the display is mounted behind a sunlit storefront window, eliminating the washed-out appearance that plagues conventional signage in window-facing installations. This makes it the definitive choice for retail street-front advertising, QSR drive-thru menu boards, and transportation hub information displays.

2. DLED Backlight with ADS Panel — Uniform Brightness, Wide Angles

   Direct-LED backlight technology ensures uniform luminance across the entire 55-inch panel — no edge falloff, no hotspots. Combined with the ADS panel’s inherent 178° wide viewing angle and 72% NTSC color gamut, passersby see vibrant, color-accurate content from any approach angle. The 1,000,000:1 dynamic contrast ratio deepens blacks for visually striking imagery.

3. 24/7 Rated Operation with 50,000-Hour Lifetime

   Engineered for continuous commercial duty, the W55F4000 is rated for 24 hours x 7 days operation with an LED lifetime of 50,000 hours (over 5.7 years of non-stop use). Designed for set-and-forget deployments where reliability is non-negotiable: retail chains, airport terminals, hotel lobbies, and corporate communication walls.

4. Android 11 Smart Platform with Comprehensive Connectivity

   Powered by Android 11 on a quad-core ARM Cortex-A55 processor with Mali-G52 GPU, the W55F4000 runs CMS applications natively. Triple HDMI 2.0 ports, USB, LAN, RS232 control, ambient light sensor, and dual-band Wi-Fi 6 with Bluetooth 5.1 provide flexible content sourcing and device management options. Integrated ambient light sensor enables automatic brightness adjustment for energy savings during low-light hours.

5. Slim 57.9mm Profile with Even 9.9mm Bezel

   Despite high-brightness DLED architecture that typically demands deeper chassis, the W55F4000 maintains a 57.9mm profile with symmetrical 9.9mm bezels — professional, clean, and unobtrusive. VESA 400 x 400mm mounting compatibility supports standard wall brackets, ceiling mounts, and floor stands for flexible installation scenarios.

• Retail Storefront Window Advertising
• Quick-Service Restaurant (QSR) Menu Boards
• Shopping Mall Digital Signage
• Transportation Hub Information Displays
• Corporate Lobby & Reception Messaging
• Hotel & Hospitality Digital Concierge
• Bank & Financial Branch Window Displays
• Convenience Store Promotional Screens

• Quick Setup Guide
• Power Cord
• Remote Control & Batteries (AAA) x 2
• RS232 Converter Cable
• IR Cable
• IR & Light Sensor Cable

Key Insight: The W55F4000 is the highest-brightness model in the YOMURA 55-inch lineup at 4000 cd/m² — 8x brighter than the E655 indoor display and 4x brighter than the Q1055. It is purpose-built for window-facing installations where direct sunlight exposure demands maximum luminance. For indoor-only environments, the E655 and Q1055 offer more cost-effective alternatives with lower power consumption.