K3831-H Thin mITX New

Industrial Motherboard supporting Intel® Core™ Processors (12th/13th/14th Gen.)
  • Latest DDR5 memory technology for best-in-class system performance
  • Intel® UHD Graphics 7xx driven by Xe Architecture; DPP-, HDMI-, and LVDS- support
  • Dual LAN 1GbE incl. Teaming
  • M.2 Key-M Gen4 & Key-E; Powerful USB 3.2 Gen2
  • 8-Bit GPIO
Download Datasheet

The industrial Motherboard K3831-H Thin mITX provides highest performance and functionality for demanding requirements on a small and ultra thin form factor. It supports the Intel® Core™ i3/i5/i7/i9 processor series (12th/13th/14th Gen.) as well as the Intel® Pentium® & Intel® Celeron® processor series. Despite the limited space on this motherboard, the K3831-H is equipped with connectors for HDMI V2.0b, Display Port V1.4a, Dual Channel LVDS, Dual GbE LAN and 9x USB (2.0, 3.2 Gen1 and 3.2 Gen2).


Benefits of Kontron motherboards:

  • Highest quality through German engineering and production
  • Strict lifecycle management and reliable product maintenance
  • Comprehensive feature and tool set
  • Excellent technical support
  • Beneficial total-cost-of-ownership


Processor Intel® Core™ i9 / i7 / i5 / i3 Processor Series (12th/13th/14th Gen.)
Intel® Pentium®/Intel® Celeron® processor series
Chipset Intel® H610 Chipset
Main Memory 2x DDR5-5600 SODIMM Sockets up to 64 GByte, Dual Channel, non-ECC
Graphics Controller Intel® UHD Graphics 7xx (depends on installed processor)
Display 1x Display Port V1.4a
1x HDMI V2.0b
Dual-Channel (24bit) LVDS
Audio Controller Realtek ALC256
Audio High Definition Audio Codec, 2W@4Ohm stereo speaker support
Ethernet Realtek RTL8111H with 10/100/1000 MBit/s
Intel® i219LM with 10/100/1000 MBit/s
LAN Teaming support
USB 2x USB 2.0 (rear I/O, Type-A) + 3x USB 2.0 (by header)
1x USB 3.2 Gen 2 (rear I/O, Type-A), 1x USB 3.2 Gen 2 (rear I/O, Type-C)
2x USB 3.2 Gen 1 (by header)
Serial 1x RS232 (by header)
Available I/Os 1x 8-bit GPIO (by header)
SATA 2x SATA-600
Expansion 1x M.2 2242 (Key-M, Gen 4, PCIe/NVME SSD modules)
1x M.2 2230 (Key-E, WLAN/Bluetooth modules, incl. CNVi support)
Power connector Dual-Range DC Power Supply 12 V/19-24 V
Input Voltage External DC-in: 19-24 V
Internal DC-in: 12 V or 19-24 V
Watchdog BIOS POST-/BIOS BOOT-/OS-HW Watchdog
Real Time Clock integrated
Cooling 1x CPU-Fan (4Pin-Header, PWM)
1x System-Fan (4Pin-Header, PWM)
Operating System MS Windows 10, MS Windows 11, MS Windows 10 IOT, Linux-64
Mechanical Dimensions Mini-ITX: 6.7“ x 6.7“ (170 x 170 mm)
Operating Temperature 0 °C - 60 °C
Humidity 5%-85%
Certifications cTÜVus acc. IEC62368-1, CE Class B incl. Industrial Immunity, UKCA, FCC-B verified


Driver Updates

BIOS Updates


K3831-H Thin mITX
[ k3831-h-thin-mitx_data-sheet_en.pdf, 543.98 KB, Apr.15.2024 ]


General Safety Instruction
[ general-safety-instructions.pdf, 560.72 KB, Jan.04.2021 ]

Tech Spec Sheet

Motherboard and SMARTCASE™ Tech Specs
[ productoverview_motherboards.pdf, 6.05 MB, Apr.15.2024 ]


Kontron Services Brochure
[ kontron-services-brochure.pdf, 8.9 MB, Dec.17.2020 ]


COM Cable short w/o bracket
COM Cable short w/o bracket w/o slot bracket, length = 120mm; new 2mm pitch internal connector  
COM Cable "long"
COM Cable \ with fullsize slot bracket  
TPM Upgrade Module
TPM Upgrade Module TPM V2.0 (for CoffeeLake; SPI Interface)  
DP 20P M to HDMI Adapter
DP 20P M to HDMI Adapter DP 20P M to HDMI Adapter, up to 4k @ 60 Hz  


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