2.7 Inch UART HMI Display With Capacitive Touch panel 172x428 Smart Display
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Determine2.7 Inch UART HMI Display Overview
The 2.7 Inch UART HMI Display is a specialized, ultra-slim "Bar-Type" smart module designed for modern aesthetics and space-constrained industrial applications. Featuring a unique 172x428 resolution, this 2.7 Inch UART HMI Display with Capacitive Touch Panel serves as a high-end interface for smart appliances and digital signage. Unlike traditional displays, this "EZUI" smart module offloads graphical processing to an internal controller, allowing your host MCU to trigger sophisticated animations and UI changes via simple serial commands. With 400cd/m² brightness and a wide NTSC 70% color gamut, it delivers vibrant, smartphone-quality visuals in a compact, ruggedized form factor.
Specification of 2.7 Inch UART HMI Display

Parameters of 2.7 Inch UART HMI Display
|
ITEM |
PARAMETER DESCRIPTION |
UNIT |
|
TFT series |
HTM-H027A02-UART-A02C |
|
|
Diagonal size |
2.7” |
Inch |
|
Resolution |
172x428 |
Dot |
|
Dimensions |
25.0x113.0x7.24 |
mm |
|
Active area (AA) |
21.28x64.14 |
mm |
|
LCD type |
2.7” TFT Module |
mm |
|
Display viewing angle |
Full View |
|
|
Aspect ratio |
1:3 |
|
|
Backlight type |
LED white |
|
|
TFT driver IC |
- |
|
|
Brightness |
400cd/m2 |
cd/m2 |
|
Operating temperature |
-20~70℃ |
℃ |
|
Storage temperature |
-30~80℃ |
℃ |
Core Features & Key Selling Points of This 2.7 Inch UART HMI Display
- Plug-and-Play UART Interface: Simplifies development by using TTL/USB/TF card interfaces to update content and push real-time information without complex low-level coding.
- Precision Capacitive Touch: Equipped with a high-sensitivity Capacitive Touch Panel, offering a smooth, smartphone-like user experience with accurate tap-and-slide response.
- Integrated EZUI System: Built-in 1G-bit resource storage allows for massive icon, font, and theme storage, enabling personalized and dynamic UI themes.
- Ergonomic Industrial Design: Features a custom-cut cover glass with C-0.55mm rounded chamfers and a slim 7.24mm profile for seamless mechanical integration into premium devices.
- IPS Always-Black Technology: Provides deep contrast and true black backgrounds, ensuring critical data is highlighted with maximum clarity and 178° viewing angles.
Strategic Advantages: 2.7", 172x428, and Capacitive Touch for UART HMI Display
- Unique 2.7 Inch Bar Form Factor: The 1:3 aspect ratio is specifically engineered for "narrow-strip" applications such as smart window frames, micro-home appliances, and vertical elevator indicators.
- 172x428 High-Density Pixels: This resolution provides a crisp, detailed layout that is perfect for vertical scrolling menus, real-time status bars, and aesthetic lighting controls.
- IPS Full-View Visibility: For smart home and industrial applications, viewing angles are critical. IPS technology ensures zero color distortion, even when viewed from extreme side angles.
- 400cd/m² Brightness: This luminance level ensures that the 2.42 inch yellow graphics OLED module remains sharp and legible in well-lit indoor or semi-outdoor environments, effectively sweeping away hazy shadows.
Application Scenarios of 2.7 Inch UART HMI Display
The 2.7 Inch UART HMI Display is the premier choice for:
- Smart Home Appliances: Slim control panels for coffee machines, air purifiers, and smart refrigerators.
- Smart Windows & Frames: Integrated digital interfaces for smart glass and architectural lighting controls.
- Medical Equipment: Vertical status displays for patient monitoring systems and lab instruments.
- Automotive/Transportation: Compact dashboard indicators and localized seat-control interfaces.
Professional Buyer’s Guide & Safety
- Voltage Versatility: Supports a wide range from +3.0V to 5.3V, allowing for flexible power supply designs in various electronic architectures.
- ESD Protection: Rated for 8KV Anti-static protection, making it safe for use in environments prone to static discharge, such as dry indoor climates or industrial floors.
- Customization Options: HOTHMI offers optical bonding, specialized cover glass (AG/AR/AF), and custom FPC layouts to meet specific mechanical requirements.
- Thermal Stability: Operates reliably between -20°C and +70°C, ensuring performance does not degrade in variable environmental conditions.
The HOTHMI 2.7 Inch UART HMI Display is the ultimate solution for engineers seeking a "Zero-Code" graphical experience in a unique slim form factor. By combining Capacitive Touch with the powerful EZUI UART platform, it provides a shortcut to professional UI development without sacrificing industrial durability.
Transform your device interface today. HOTHMI offers factory-direct pricing and long-term supply stability for the 2.7 Inch UART HMI Display. Order your samples or Consult our HMI experts to secure the most advanced bar-type smart display for your next project.

















