4.3 Inch HMI Touch Display Module

Highlights

  • Dual-Core ARM Cortex-A7 (2×1GHz)
    Powerful processing for smooth HMI operation and real-time applications.
  • 4.3″ High-Resolution TFT Display
    Supports 800×480 / 480×800 for clear and flexible UI design.
  • 128MB Flash + 64MB DDR3
    Fast response and stable system performance.
  • Rich Communication Interfaces
    COM1 (RS232/RS485/RS422), COM2 (RS485), COM3 (RS232), USB1 & USB2.
  • Easy Device Integration
    Compatible with industrial controllers, PLCs, sensors, and embedded systems.
  • Industrial Temperature Design
    Operating: -10℃ ~ +60℃
    Storage: -20℃ ~ +70℃
  • Wide Application Support
    Suitable for industrial automation, smart home, medical devices, energy systems, and IoT applications.
  • OEM/ODM Customization Available
    Supports customized UI, hardware, and communication solutions.

Product Description

The QIHAN 4.3 Inch HMI Touch Display Module is a high-performance intelligent Human Machine Interface (HMI) solution designed for industrial automation, smart control systems, medical equipment, IoT devices, and embedded applications. Equipped with a powerful dual-core ARM Cortex-A7 processor running at 1GHz, the module delivers fast processing performance and responsive user interaction.

Featuring an 800×480 or 480×800 high-resolution TFT display, the HMI module provides clear graphics and an intuitive visual experience. With integrated 128MB Flash + 64MB DDR3 memory, multiple communication interfaces, USB connectivity, and industrial serial ports, the module offers excellent flexibility for system integration.

The QIHAN 4.3-inch HMI is engineered for stable operation in demanding environments and supports a wide range of industrial communication requirements, making it ideal for modern HMI and IoT applications.

Highlights

✔ 4.3-inch high-resolution HMI display

✔ Supports 800×480 and 480×800 resolution

✔ Powerful Dual-Core ARM Cortex-A7 (2×1GHz) processor

✔ Built-in 128MB Flash + 64MB DDR3

✔ Multiple communication interfaces for industrial integration

✔ Supports RS232 / RS485 / RS422

✔ Dual USB interface support

✔ Industrial-grade temperature performance

✔ Fast and responsive HMI interaction

✔ Suitable for industrial automation and IoT systems

Features & Benefits

High Performance Dual-Core Processing

The integrated 2×1GHz ARM Cortex-A7 CPU provides sufficient computing capability for:

  • Human-machine interface processing
  • Industrial monitoring systems
  • Embedded applications
  • IoT communication
  • Real-time control systems

Benefits include:

✔ Faster response speed

✔ Improved system stability

✔ Smooth graphical operation

✔ Efficient multitasking capability

High Resolution Display Performance

The 4.3-inch TFT display supports:

  • 800×480 landscape mode
  • 480×800 portrait mode

Advantages:

✔ Clear image rendering

✔ Better UI visualization

✔ Improved user interaction experience

✔ Flexible interface layout

Rich Industrial Communication Interfaces

The HMI module integrates multiple communication ports:

COM1

  • RS232
  • RS485
  • RS422

COM2

  • RS485

COM3

  • RS232

This makes integration easier for PLCs, sensors, industrial controllers, and automation systems.

Flexible Expansion Capability

Built-in USB interfaces support:

  • External peripherals
  • Firmware updates
  • Data transmission
  • Device communication

Industrial Stability

Designed for industrial environments:

  • Working temperature: -10℃ ~ +60℃
  • Storage temperature: -20℃ ~ +70℃

Ensures stable performance under challenging operating conditions.

Technical Specifications

Parameter Specification
Product Model QIHAN 4.3 Inch HMI
Display Size 4.3 Inch
Resolution 800×480 / 480×800
Viewing Angle 50°/70°/70°/70°
Brightness 250 cd/m²
CPU Dual ARM Cortex-A7 (2×1GHz)
Memory 128MB Flash + 64MB DDR3
USB USB1, USB2
COM1 RS232 / RS485 / RS422
COM2 RS485
COM3 RS232
Operating Temperature -10℃ ~ +60℃
Storage Temperature -20℃ ~ +70℃
Display Type TFT HMI Touch Display
Communication Support Serial Industrial Communication

Industry Applications

Industrial Automation

Suitable for:

  • PLC control systems
  • Industrial monitoring
  • Machine interfaces
  • Factory automation

Smart Home Systems

Applicable for:

  • Smart control panels
  • Home automation systems
  • Building management systems

Medical Equipment

Used in:

  • Medical monitoring systems
  • Diagnostic equipment
  • Portable healthcare devices

Energy & Power Systems

Ideal for:

  • Solar monitoring systems
  • Energy storage systems
  • Power management interfaces

IoT Devices

Suitable for:

  • IoT gateways
  • Smart terminals
  • Embedded controllers
  • Edge devices

Transportation Equipment

Applicable for:

  • Vehicle monitoring systems
  • Intelligent transportation equipment
  • Navigation systems

FAQ

Q1: What operating systems or platforms can this HMI support?

The QIHAN HMI can be integrated into embedded Linux and industrial control systems depending on project requirements.

Q2: Does the display support landscape and portrait orientation?

Yes. The module supports:

  • 800×480 landscape mode
  • 480×800 portrait mode

Q3: What communication interfaces are available?

The HMI supports:

  • RS232
  • RS485
  • RS422
  • USB communication

Q4: Is the HMI suitable for industrial environments?

Yes. The module is designed for industrial applications with stable operation between -10℃ and +60℃.

Q5: Can the interface and software be customized?

Yes. QIHAN supports OEM/ODM customization including:

  • UI interface customization
  • Hardware modifications
  • Communication protocol customization
  • Firmware development

Q6: Which applications is this HMI mainly used for?

Common applications include:

  • Industrial automation
  • Medical equipment
  • Smart home systems
  • IoT devices
  • Energy monitoring systems

Why Choose QIHAN HMI Solutions?

✔ Professional HMI and display manufacturer
✔ OEM & ODM customization services
✔ Rich industrial communication interfaces
✔ Stable production capacity
✔ Strict quality control process
✔ Technical engineering support
✔ Fast customization and development service

QIHAN delivers intelligent HMI solutions for industrial automation, smart devices, energy systems, medical applications, and IoT projects worldwide.