128x64 STN Blue Negative Monochrome LCD Display Graphic LCD Display Module ST7920 Controller Replacement

The XXT YMG12864SB-X15 is a high-performance 128×64 graphic dot matrix LCD module designed for industrial and embedded display applications. Featuring STN blue negative transmissive display technology and reliable COB (Chip-On-Board) construction, the module delivers excellent contrast, low power consumption, and stable long-term operation.

Powered by the ST7920 and ST7921 controller ICs, this graphic LCD module supports a standard 20-pin parallel interface, making it easy to integrate into a wide range of industrial control systems, measuring instruments, embedded devices, and electronic equipment.

Its wide operating temperature range and robust mechanical design make it suitable for demanding environments where reliability and readability are essential.

• 128 × 64 dot matrix graphic display
• STN Blue Negative transmissive technology
• Clear monochrome graphics and text presentation
• Optimized 6 o’clock viewing direction

• Integrated ST7920 + ST7921 controller ICs
• Stable display performance
• Supports graphic and character display modes
• Suitable for embedded system development

• 20-pin parallel interface
• Easy integration with MCU and industrial controllers
• Compatible with various embedded platforms

• High-uniformity white LED backlight
• Enhanced visibility under low-light conditions
• Low power consumption design

• Operating Temperature: -20°C to +70°C
• Storage Temperature: -30°C to +80°C
• Suitable for industrial and outdoor equipment applications

• Chip-On-Board construction
• Improved vibration resistance
• Enhanced mechanical reliability
• Long service life

The blue negative display combined with white LED backlight provides clear visibility and enhanced contrast for graphic information, text, and symbols.

Standard operating voltage and parallel communication interface simplify integration into industrial controllers, embedded boards, and custom electronic designs.

Designed for continuous operation in demanding environments, the module delivers reliable performance with excellent resistance to vibration and environmental stress.

Wide operating temperature range and durable COB construction make the module suitable for professional equipment and industrial automation systems.

• PLC control systems
• HMI control panels
• Process monitoring equipment
• Industrial controllers

• Digital measuring instruments
• Electronic testing devices
• Laboratory equipment
• Data acquisition systems

• Smart home control panels
• IoT gateways
• Embedded control terminals
• Sensor monitoring systems

• Portable diagnostic instruments
• Monitoring devices
• Medical control interfaces

• Vehicle information displays
• Auxiliary control modules
• Industrial transportation equipment

• Embedded display projects
• Development kits
• Educational electronics
• Custom OEM solutions

Every module undergoes comprehensive quality verification before shipment, including:

• Display performance inspection
• Functional verification
• Temperature reliability testing
• Mechanical inspection
• Backlight consistency testing

This ensures stable performance and consistent product quality for professional applications.

XXT provides flexible customization support for OEM and ODM projects, including:

• Custom FPC design
• Interface modification
• Backlight customization
• Mechanical dimension adjustment
• Display parameter optimization
• Private label solutions

Engineering samples are available for evaluation and project verification.

Standard models typically ship within 7 working days after order confirmation.

Flexible ordering options available, including single-unit sample purchases and volume production orders.

• DHL
• FedEx
• UPS
• EMS
• International Air Freight

• Professional LCD display manufacturer
• Extensive experience in industrial display solutions
• Stable supply chain support
• Comprehensive technical assistance
• Strict quality management system
• Global OEM/ODM service capability

The XXT YMG12864SB-X15 graphic LCD module offers a dependable display solution for industrial, medical, instrumentation, automotive, and embedded applications requiring reliable monochrome