ALPS LSUBL6291C 5.7-Inch 320×240 TFT LCD Panel Industrial Display
The ALPS LSUBL6291C is a 5.7-inch industrial TFT LCD display module manufactured by ALPS Electric, designed for industrial equipment, automation systems, HMI operator panels, measurement instruments, medical devices, and legacy LCD replacement applications.
Featuring 320 × 240 QVGA resolution, TN TFT active matrix technology, RGB interface, and a CCFL backlight system, the LSUBL6291C provides stable image performance and reliable operation for industrial environments.
With its compact size, classic 4:3 display format, and compatibility with industrial control equipment, the ALPS LSUBL6291C is an ideal replacement solution for older embedded systems and industrial display applications.
Original ALPS industrial TFT LCD panel
5.7-inch display size
Resolution: 320 × 240 pixels
QVGA display format
4:3 aspect ratio
a-Si TFT active matrix technology
TN normally white transmissive display mode
262K display colors
RGB vertical stripe pixel arrangement
RGB parallel interface
Compact industrial LCD design
CCFL backlight system
External inverter required
Stable image quality
| Specification | Details |
|---|---|
| Model | LSUBL6291C |
| Manufacturer | ALPS Electric |
| Display Size | 5.7 Inch |
| LCD Type | a-Si TFT-LCD |
| Resolution | 320 × 240 pixels |
| Display Format | QVGA |
| Aspect Ratio | 4:3 |
| Display Mode | TN Normally White Transmissive |
| Display Colors | 262K |
| Pixel Arrangement | RGB Vertical Stripe |
| Interface | RGB |
| Interface Type | Parallel RGB Interface |
| Backlight Type | CCFL |
| Backlight Quantity | 1 Lamp |
| Inverter | External |
| Active Area | Approx. 115.2 × 86.4 mm |
| Brightness | Approx. 200–250 cd/m² |
| Contrast Ratio | Approx. 200:1 |
| Viewing Direction | 6 o’clock / optimized viewing direction |
| Refresh Rate | 60Hz |
ALPS LSUBL6291C is suitable for:
Industrial HMI displays
Factory automation equipment
PLC control panels
CNC machine interfaces
Medical instruments
Measurement devices
Embedded control systems
Industrial controllers
POS terminals
Legacy equipment repair projects
Automation display replacement applications
Original ALPS industrial LCD quality
Classic 5.7-inch QVGA display format
Reliable TFT active matrix technology
Stable RGB interface
Compact size for embedded applications
Suitable for industrial equipment upgrades
Excellent replacement solution for discontinued LCD modules
Supports long-term industrial maintenance projects
Professional industrial LCD supply support
Original ALPS LSUBL6291C LCD module
100% display function testing
Pixel defect inspection
Brightness testing
Color uniformity inspection
RGB signal verification
CCFL backlight inspection
Connector inspection
Appearance quality inspection
Anti-static protective packaging
Global industrial LCD replacement support
The ALPS LSUBL6291C features 320 × 240 QVGA resolution with a classic 4:3 industrial display format.
The LSUBL6291C uses an RGB parallel interface for image signal transmission.
The LSUBL6291C uses a CCFL backlight system and requires an external inverter.
Yes. It is widely used in industrial control panels, HMI equipment, automation systems, and legacy LCD replacement projects.
