The Samkoon SK-121FE is a 12.1 inch HMI touch screen that is designed for industrial automation and control systems. It is an upgraded version of the SK-121AE, with improved features and capabilities.
The SK-121FE has an 800×600 resolution TFT LCD display with a 4-wire resistive touch panel, providing a clear and easy-to-use interface for operators. It is equipped with a 1GHz ARM Cortex-A9 processor and 512MB DDR3 RAM, allowing for fast and reliable performance.
In terms of communication interfaces, the SK-121FE supports Ethernet, RS232, RS485, USB Host, and USB Device, and is compatible with multiple protocols such as MODBUS, TCP/IP, UDP, and FTP. This enables it to integrate with a wide range of industrial control systems.
The HMI touch screen also has a range of advanced features, such as a built-in RTC, multiple language support, and the ability to display images, animations, and videos. It is designed to operate in harsh industrial environments, with an operating temperature range of -10°C to 60°C, and a storage temperature range of -20°C to 70°C.
Overall, the Samkoon SK-121FE is a high-performance and reliable HMI touch screen that provides a user-friendly interface for controlling and monitoring industrial processes. Its advanced features and improved capabilities make it an ideal replacement for the SK-121AE in industrial control systems.

Samkoon SK-121FE HMI Touch Screen
Sk-121fe Samkoon HMI Touch Screen 12.1inch 800*600 Replace Sk-121ae
High definition resistance screen
Hardware | Outline dimension | 340× 256× 54 |
Cut-out Size | 330 ×246 | |
Net Weight | 2.16Kg | |
Display | Model | SK-121FE |
Display Size | 12.1″(4:3) | |
Resolution(Px) | 800× 600 | |
Touch Screen | Four-wire screen | |
Color | 262,114 | |
Backlight | LED | |
Contrast Ratio | 450:1 | |
Luminance | 500cd/㎡ | |
Properties/Certification | Memory | 128M FLASH + 128M DDR2 |
CPU | Cortex A8 600MHz | |
Electric Strength Test | 500V DC, 1min | |
ESD | Level4 ± 8kV | |
FCC | FCC,Class A | |
CE | EN55022 & EN55024 | |
Protection Grade | IP65(Front panel) | |
Housing Material | ABS + PC | |
Power/Port | Power Supply | DC24V(+/-15%) |
Power Consumption | 8W | |
Series Port | COM1 & COM2 :RS232/422/485 | |
USB-A | YES | |
USB-B | YES | |
Ethernet Port | NO | |
Environment | Operation Temperature | -20 ~ 65℃ |
Operation Humidity | 10 ~ 90%RH | |
Shockproof | 10 ~ 25Hz(XYZ 2G/30min) | |
Software | PC Software | SKTOOL |
- Programming software : SKTOOL