The LP121S1-J is a 12.1" industrial LCD display panel manufactured by LG Display, featuring 240x400 resolution with CCFL backlight and TTL interface. With 150 cd/m² brightness and 80:1 contrast ratio, viewing angle 80/80/60/70, supporting 65K/262K colors, designed for handheld devices and embedded display applications.
| Brand | LG Display |
| Model | LP121S1-J |
| Size | 12.1" |
| Resolution | 800×600 |
| Brightness | 150 cd/m² |
| Contrast Ratio | 80:1 |
| Viewing Angle | 80/80/60/70 |
| Display Colors | 65K/262K |
| Backlight | CCFL |
| Interface | TTL |
Handheld devices
Embedded systems displays
Portable instruments
Wearable devices
Point-of-sale terminals
Small appliance displays
FAQ:
Q: What key technical specs does LP121S1-J have?
A: It is a 12.1-inch industrial TFT LCD with SVGA 800×600 resolution, TTL signal interface, stable backlight and consistent display performance for embedded industrial devices.
Q: What temperature range is supported for operation and storage?
A: Operating temperature: 0°C ~ 50°C; storage temperature: -20°C ~ 60°C, meeting standard indoor industrial operating conditions.
Q: What devices is this 12.1-inch TTL screen widely used in?
A: It fits industrial control HMI, medical handheld equipment, test instruments, CNC machine operation panels and portable embedded terminals.
Q: Are the supplied LP121S1-J panels brand-new original and pre-tested?
A: All panels are genuine brand-new LG original products. Every unit undergoes full TTL signal, brightness and color inspection before shipment.
Q: Is there a compatible driver board for this TTL interface LCD panel?
A: Yes, dedicated driver boards with HDMI/VGA input that convert signals to TTL are available to fully drive this display panel.









