KMDA-3820|Fanless Box Computer

KMDA-3820|Fanless Box Computer

Intel® Skylake-U/Kabylake-U CPU, 2/3*LAN, 4*COM, 7*USB, 8-bit DIO, dual 4K display, 2*PCIe or 2*PCI, TPM2.0, iVpro technology, DC-IN 12~24V.

KMDA-3820 is a new industrial design Box Computer of JHCTECH with an aluminum chassis and fanless design. It is powered by the Intel® Skylake-U/ Kabylake-U CPU and DDR4 2133MHz memory, up to 16GB. It features gen.9th Intel HD Graphics, DP and HDMI dual 4K display, 2/3*Intel LAN, Integrated 10/100/1000M. 4*COM, 4*USB3.0, 8-bit DIO, 1*Mini PCIe which support 4G and Wifi/BT. 1*2.5" SATA HDD/SSD, 1*mSATA, Dual storage. 2*PCIe or PCI slots, Support TPM2.0 and iVpro technology. With DC 12~24V wide power input. Have-open L-shaped cover, easy to disassemble and install function card or HDD/SSD, widely used for AI, Intelligent Transportation(ITS), and Machine Vision.

2 years warranty

Key Features:

  • Aluminum chassis, fanless design
  • Intel® Skylake-U Celeron/Core I3/I5/I7 CPU
  • 1*DDR4 2133MHz SODIMM, Up to 16GB
  • 1*DP, 1*HDMI, Dual 4K display, 1*VGA
  • 2/3*Gig LAN, 4*USB3.0, 3*USB2.0(one inside)
  • 4*COM, 8-bit DIO, 1*Audio out, 1*MIC
  • 2*PCIe/PCI, 1*F-Mini PCIe
  • 1*F-mSATA, 1*2.5" SATA HDD/SSD driver bay
  • Support iVpro and TPM2.0
  • DC 12~24V Wide Power Input
  • Have-open L-shaped cover, easy to expand 

CPUGen.6th Intel® Skylake-U: Celeron 3855U Core-U: I3-6100U; I5-6200U; I7-6500U
Gen.7th Intel® Kabylake-U: Celeron 3865U Core-U: I3-7100U; I5-7200U; I7-7500U
System Memory1*260-Pin SODIMM, dual channel DDR4 2133Mhz, up to 16GB
Expansion1*Full size Mini PCIe(PCIeX1+USB)with SIM slot,support 4G LTE and Wifi/BT
1*Full size mSATA(SATA+USB2.0)
1*PCIeX4 slot with PCIeX1 signal
1*PCIeX4 slot with PCIeX4 signal, Optional 2*32-bit PCI slots
GraphicsGen. 9th Intel ® Graphics, HEVC/H265 HW HD en/decoder, DP max. res. 4096*2304@60Hz,
HDMI max. res. 4096*2304@24Hz, Dual 4K display
AudioRealtek ALC662VD controller, support 5.1 channel
LAN2*Intel I211AT PCIe Gig. Ethernet, Integrated 10/100/1000M; 1*Intel I219LM PCIe Gig. Ethernet,
support iVpro technology
Keyboard/mousePS/2&USB keyboard and mouse
Storage1*2.5" SATA HDD/SSD bay, SATA3 6.0Gbps; 1*mSATA, support AHCI
DIO8-bit TTL signal, programmable input and output
I/O ports3*RJ45 w/LED Gig-LAN
4*USB3.0 Type A ; 2*USB2.0 Type A ,1*USB2.0 Type A(Inside)
8-bit DIO:2*5-pin ter., Optional 16-bit DIO 2*RS232/422/485 DB9 male, 2*RS232 DB9 male, 1*PS/2 1*Audio-out, 1*MIC, 3.5mm phone jack 1*HDMI+1*DP+1*VGA
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 dip
Power SupplyDC 12~24V Input, 3-pin ter., TDP: 24V/2.44A(I5-7200U 16GB DDR4)
Watchdog TimerWatchdog timeout programmable via software 1 to 255 second
OS SupportWindows 7, Windows 10, Linux Fedora Ubuntu


Structurealuminum chassis, SGCC frame
MountingDesktop Mounting
Net weight3.65kg
-20°C~70°C – Fanless with wide operating temp.SSD, airflow
-10°C~50°C – Fanless with HDD, airflow
Storage Humidity10~90%@40°C, Non-condensing
Vibration5 grms/5~500Hz/ random/in working(SSD); 1 grms/5~500Hz/random/in working(HDD)
Shock50g peak acceleration(11ms duration)(SSD); 20g peak acceleration(11ms duration)(HDD)
Certification/EMCCE/FCC Class A