The SHARP LQ121S1DG43 is a 12.1-inch color TFT-LCD module designed for industrial equipment, automation systems, embedded devices, and professional display applications requiring stable performance and long-term reliability.
Featuring 800 × 600 SVGA resolution, TN Normally White transmissive technology, parallel RGB TTL interface, and a CCFL backlight system, the LQ121S1DG43 provides excellent compatibility with industrial PCs, HMI systems, CNC machines, and legacy LCD replacement projects.
Original SHARP industrial TFT LCD module
12.1-inch display size
Resolution: 800 × 600 pixels (SVGA)
TN Normally White transmissive display technology
Parallel RGB TTL interface
41-pin connector
262K display colors
370 cd/m² brightness
450:1 contrast ratio
Dual CCFL backlight
Anti-glare surface treatment
Industrial-grade design
Suitable for legacy LCD replacement applications
| Specification | Details |
|---|---|
| Model | LQ121S1DG43 |
| Manufacturer | SHARP |
| Display Size | 12.1 Inch |
| LCD Type | a-Si TFT-LCD |
| Resolution | 800 × 600 pixels |
| Aspect Ratio | 4:3 |
| Display Mode | TN, Normally White, Transmissive |
| Display Colors | 262K |
| Active Area | 246.0 × 184.5 mm |
| Pixel Arrangement | RGB Vertical Stripe |
| Brightness | 370 cd/m² (Typ.) |
| Contrast Ratio | 450:1 (Typ.) |
| Viewing Angle | 70/70/50/60 (Typ.) |
| Interface | TTL RGB |
| Connector | 41-pin |
Industrial PC displays
HMI operator panels
CNC machine displays
Factory automation equipment
Medical equipment monitors
Measurement instruments
Embedded control systems
Industrial LCD replacement projects
Original SHARP LCD quality
Standard 12.1-inch industrial display size
Reliable SVGA 800×600 resolution
Stable TTL RGB interface
High brightness CCFL backlight
Suitable for continuous industrial operation
Ideal replacement for discontinued LCD modules
Original SHARP LCD panel
100% display function testing
Pixel inspection before shipment
Signal verification
Backlight testing
Connector inspection
Anti-static protective packaging
Worldwide industrial LCD supply
The LQ121S1DG43 features 800 × 600 SVGA resolution.
It uses a TTL RGB parallel interface with a 41-pin connector.
The module uses a CCFL backlight with two lamps.
No. The standard LQ121S1DG43 is an LCD display module only. A separate resistive or capacitive touch panel can be added.










