KMDA-3921|Embedded Box Computer

KMDA-3921|Embedded Box Computer

Intel® Skylake-S/Kabylake-S CPU, 2*LAN, 4*USB3.0, HDMI, DP, VGA, 3 displays, PCIe X16+PCIe X1+2*PCI expansion, DC-IN 12~24V.

KMDA-3921 is a high-performance Box Computer. It is powered by Intel® Skylake-S/Kabylake-S T(TE) CPU, 2*DDR4 2133/2400MHz dual channel memory, up to 32GB. DP1.2+HDMI1.4b +VGA. 2*GbE LAN, 4*USB3.0, 1*Mini PCIe supports 4G and Wifi/BT. 2*2.5" SATA HDD/SSD, 1*mSATA, 1*M.2, used for storage. With DC 12~24V wide power input, high performance, multi IO, multi expansion, easy to disassemble and install function card or HDD/SSD, widely used for Intelligent AI, VideoSecurityand Machine Vision.

2 years warranty

Key Features:

  • Aluminum chassis, SGCC frame
  • Intel® Kabylake-S/Skylake-S CPU
  • 2*DDR4 2400/2133MHz SODIMM, Up to 32GB
  • DP+HDMI+VGA, Optional 3 independent displays
  • 2*LAN, 4*USB3.0, 3*USB2.0, 4*COM,8-bit DIO
  • 1*PCIe X16+1*PCIeX1+2*PCI expansion
  • 1*Mini PCIe(PCIe+USB),1*M.2 2242 B-Key
  • 1*mSATA, 2*2.5" SATA, suppprtRaid0,1(Q170)
  • Support Intel® iVpro and TPM2.0
  • DC 12~24V Wide Power Input 

CPUGen.6th Intel® Skylake-S/gen.7th Intel® Kabylake-S Celeron/Pentium/Core I3/I5/I7 CPU, LGA 1151 socket
ChipsetIntel® H110, Optional Intel® Q170
System Memory2*260-Pin SODIMM, dual channel DDR4 2133/2400MHz, up to 32GB
Expansion1*Full size Mini PCIe with PCIe +USB signal and SIM slot, support 4G LTE/Wifi/BT wireless module
1*PCIe X16, support GTX 1660 Mini Graphics card, Graphics length is less than 225mm 1*PCIe X1+2*PCI Expansion
Intel GraphicsGen. 9th Intel® HD Graphics, HEVC/H265 HW HD en/decoder, DP1.2 max. res. 4096*2304@60Hz, HDMI1.4b max. res. 3840*2160@30Hz, VGA max. res. 1920*1200@60Hz, Optional 3 independent displays(In Intel® Q170 Chipset)
AudioRealtek ALC662VD controller, Audio out and MIC
LAN1*Intel I210AT+1*Intel I219LM PCIe Gig. Ethernet, 10/100/1000Mbps, support iVpro(Intel® Q170)
Storage2*2.5" HDD/SSD bay, support RAID0/1(In Intel® Q170 Chipset); 1*mSATA(SATA); 1*M.2 2242 B-key(SATA&USB)
DIO8-bit DIO(Front),TTL signal,programmable input and output
I-portOptional 1*LPT, USB2.0, 16-bit DIO or Mini PCIe and M.2 I/O ports(such as serial ports)
I/O ports2*RJ45 Gig-LAN(Front)
4*USB3.0 Type A (Front); 2*USB2.0 Type A(Front); 1*USB2.0 Type A(inside) 8-bit DIO, 2*10-pin terminal, 1*PS/2(Front)
2*RS232/422/485 DB9(Front), 2*RS232 DB9 (Front),
Audio-out and 1*MIC (Front)
1*HDMI +1*DP+1*VGA(Front)
LED1*Power LED, 1*HDD LED, 3*CPU term. LED(Red is warning , Yellow is high, Green is normal)
Control SW1*Power button, 1*2pin ter. power-on signal, 1*AT/ATX Select SW, 1*Clear CMOS Select SW
Power SupplyDC 12~24V Input, 3-pin ter. (Front), Consumption: 19V/3.62A(I7-6700T CPU, 4GB DDR4, 1TB HDD)
Watchdog TimerWatchdog timeout programmable via software 1 to 255 second
OS SupportWindows 7, Windows 10, Linux Fedora Ubuntu


StructureAluminum chassis, SGCC frame
ColorSilver grey
MountingDesktop Mounting
Net weight5.58kg
Operating temperature-20°C~65°C – Fanless, 35W CPU with wide operating temp. SSD, airflow
-10°C~55°C – Fanless, 35W CPU with HDD, airflow
Storage Temperature-40°C~85°C
Storage Humidity10~90%@40°C, Non-condensing
Vibration5grms/5~500Hz/ random/in working(SSD); 1grms/5~500Hz/random/in working(HDD)
Shock50g peak acceleration(11ms duration)(SSD); 20g peak acceleration(11ms duration)(HDD)
Certification/EMCCE/FCC Class B