The Samkoon SK-121FS HMI touch screen is a 12.1 inch Human-Machine Interface (HMI) device designed for industrial automation and control applications. It provides a user-friendly interface that allows operators to monitor and control industrial processes and machinery.
The SK-121FS features a high-resolution TFT LCD display with a resolution of 800×600 pixels and a brightness of 400 cd/m2. It also has a resistive touch screen that can be operated with a stylus or gloved hands, making it suitable for use in harsh industrial environments.
The device is powered by a 32-bit RISC processor with a clock speed of up to 400MHz, which ensures fast and reliable performance. It also has 128MB of RAM and 128MB of NAND Flash memory for data storage.
In terms of connectivity, the SK-121FS supports multiple communication protocols including RS232, RS485, Ethernet, and USB. It also has a built-in SD card slot for additional storage.
Overall, the Samkoon SK-121FS HMI touch screen is a reliable and versatile device that can be used in a wide range of industrial automation applications.

Samkoon SK-121FS HMI Touch Screen
Samkoon Sk-121fs 12.1inch Hmi Touch Screen
High definition resistance screen
Hardware | Outline dimension | 340× 256× 54 |
Cut-out Size | 330 ×246 | |
Net Weight | 2.16Kg | |
Display | Model | SK-121FS |
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 | YES | |
Environment | Operation Temperature | -20 ~ 65℃ |
Operation Humidity | 10 ~ 90%RH | |
Shockproof | 10 ~ 25Hz(XYZ 2G/30min) | |
Software | PC Software | SKTOOL |
- Programming software : SKTOOL