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ARK-1000 Series: Ultra Slim Fanless Embedded Computers

ARK-1251

Intel® Core Ultra U series processor with three LAN, four COM, HDMI, DP, GbE, GPIO, Remote Switch, USB x 6

  • Intel® Core Ultra 5/Ultra 7 Processor
  • DDR5-5600 SO-DIMM memory support up 96G
  • M.2 E Key, B Key and M Key for storage and wireless module installation
  • Up to 3 x Intel GbE, 4 x serial ports, 8-bit DIO, optional CANBus
  • Dual displays with 1 x 8K HDMI + 1 x 4K DP
  • 2 x USB 3.2 and 4 x USB 2.0
  • 12V ~ 28V wide range power input
  • -20 ~ 60 °C extended operating temperature

Certifications:

Support Links:

Datasheet Download 3D Model Technical Downloads
  • Intel® Core Ultra U series processor with three LAN, four COM, HDMI, DP, GbE, GPIO, Remote Switch, USB x 6

Specifications

Processor
CPU
  • Intel® Core™ Ultra 5 125U
  • Intel® Core™ Ultra 7 155U
  • Intel® Core™ Ultra 5 125U
  • Intel® Core™ Ultra 7 155U
Core Number
  • 12
  • 12
  • 12
  • 12
Frequency
  • 1.3 GHz
  • 1.7GHz
  • 1.3 GHz
  • 1.7GHz
BIOS
  • AMI EFI 256 Mbit
  • AMI EFI 256 Mbit
  • AMI EFI 256 Mbit
  • AMI EFI 256 Mbit
Memory
Technology
  • DDR5 5600 MHz
  • DDR5 5600 MHz
  • DDR5 5600 MHz
  • DDR5 5600 MHz
Max. Capacity
  • 96 GB (up to 48GB per DIMM)
  • 96 GB (up to 48GB per DIMM)
  • 96 GB (up to 48GB per DIMM)
  • 96 GB (up to 48GB per DIMM)
Socket
  • 2 x 260-pin SO-DIMM
  • 2 x 260-pin SO-DIMM
  • 2 x 260-pin SO-DIMM
  • 2 x 260-pin SO-DIMM
ECC Support
  • No
  • No
  • No
  • No
Graphics
HDMI
  • 1 x HDMI 2.1: Up to 7680x4320@60Hz
  • 1 x HDMI 2.1: Up to 7680x4320@60Hz
  • 1 x HDMI 2.1: Up to 7680x4320@60Hz
  • 1 x HDMI 2.1: Up to 7680x4320@60Hz
DP
  • 1 x DP 1.4a: Up to 7680x4320@60Hz
  • 1 x DP 1.4a: Up to 7680x4320@60Hz
  • 1 x DP 1.4a: Up to 7680x4320@60Hz
  • 1 x DP 1.4a: Up to 7680x4320@60Hz
Dual Display
  • HDMI + DP
  • HDMI + DP
  • HDMI + DP
  • HDMI + DP
Audio
Main System
  • Realtek ALC888S, High Definition Audio, Line-out, Mic-in
  • Realtek ALC888S, High Definition Audio, Line-out, Mic-in
  • Realtek ALC888S, High Definition Audio, Line-out, Mic-in
  • Realtek ALC888S, High Definition Audio, Line-out, Mic-in
Ethernet
Controller
  • 3
  • 3
  • 3
  • 3
LAN1
  • 10/100/1000/2500 Mbps Intel i226 GbE, support Wake On LAN
  • 10/100/1000/2500 Mbps Intel i226 GbE, support Wake On LAN
  • 10/100/1000/2500 Mbps Intel i226 GbE, support Wake On LAN
  • 10/100/1000/2500 Mbps Intel i226 GbE, support Wake On LAN
LAN2
  • 10/100/1000/2500 Mbps Intel i226 GbE, support Wake On LAN
  • 10/100/1000/2500 Mbps Intel i226 GbE, support Wake On LAN
  • 10/100/1000/2500 Mbps Intel i226 GbE, support Wake On LAN
  • 10/100/1000/2500 Mbps Intel i226 GbE, support Wake On LAN
LAN3
  • 10/100/1000 Mbps Intel i210 GbE, support Wake On LAN
  • 10/100/1000 Mbps Intel i210 GbE, support Wake On LAN
  • 10/100/1000 Mbps Intel i210 GbE, support Wake On LAN
  • 10/100/1000 Mbps Intel i210 GbE, support Wake On LAN
I/O Interface
Serial
  • 4
  • 4
  • 4
  • 4
Serial Port
  • 2 x RS-232/422/485, 2 x RS-422/485, with auto flow control
  • 2 x RS-232/422/485, 2 x RS-422/485, with auto flow control
  • 2 x RS-232/422/485, 2 x RS-422/485, with auto flow control
  • 2 x RS-232/422/485, 2 x RS-422/485, with auto flow control
USB Interface
  • 2 x USB 3.2, 2 x USB 2.0
  • 2 x USB 3.2, 2 x USB 2.0
  • 2 x USB 3.2, 2 x USB 2.0
  • 2 x USB 3.2, 2 x USB 2.0
GPIO
  • 8-bit
  • 8-bit
  • 8-bit
  • 8-bit
Optional I/O
  • 1 x CANBus 2.0 (DB9 connector)
  • 1 x CANBus 2.0 (DB9 connector)
  • 1 x CANBus 2.0 (DB9 connector)
  • 1 x CANBus 2.0 (DB9 connector)
Expansion
M.2
  • 1x M.2 2230 E key (NVMe, PCIe x2), 1x M.2 2280 B key with nano SIM holder (NVMe/SATA, PCIe x2), 1x M.2 2280 M key (NVMe, PCIe x4)
  • 1x M.2 2230 E key (NVMe, PCIe x2), 1x M.2 2280 B key with nano SIM holder (NVMe/SATA, PCIe x2), 1x M.2 2280 M key (NVMe, PCIe x4)
  • 1x M.2 2230 E key (NVMe, PCIe x2), 1x M.2 2280 B key with nano SIM holder (NVMe/SATA, PCIe x2), 1x M.2 2280 M key (NVMe, PCIe x4)
  • 1x M.2 2230 E key (NVMe, PCIe x2), 1x M.2 2280 B key with nano SIM holder (NVMe/SATA, PCIe x2), 1x M.2 2280 M key (NVMe, PCIe x4)
Storage
SATA and PCIe/NVMe
  • 1x M.2 2280 M key (NVMe, PCIe x4) (default), 1x M.2 2280 B key with nano SIM holder (NVMe, PCIe x2/ SATA)
  • 1x M.2 2280 M key (NVMe, PCIe x4) (default), 1x M.2 2280 B key with nano SIM holder (NVMe, PCIe x2/ SATA)
  • 1x M.2 2280 M key (NVMe, PCIe x4) (default), 1x M.2 2280 B key with nano SIM holder (NVMe, PCIe x2/ SATA)
  • 1x M.2 2280 M key (NVMe, PCIe x4) (default), 1x M.2 2280 B key with nano SIM holder (NVMe, PCIe x2/ SATA)
Others
Watchdog timer
  • 255 levels timer interval, setup by software
  • 255 levels timer interval, setup by software
  • 255 levels timer interval, setup by software
  • 255 levels timer interval, setup by software
TPM
  • TPM 2.0
  • TPM 2.0
  • TPM 2.0
  • TPM 2.0
Software Support
Microsoft Windows
  • Windows 10/11 IoT Enterprise LTSC
  • Windows 10/11 IoT Enterprise LTSC
  • Windows 10/11 IoT Enterprise LTSC
  • Windows 10/11 IoT Enterprise LTSC
Linux
  • Ubuntu 24.04
  • Ubuntu 24.04
  • Ubuntu 24.04
  • Ubuntu 24.04
Operating System
Ubuntu
  • V
  • V
  • V
  • V
Power
Power Type
  • AT/ATX
  • AT/ATX
  • AT/ATX
  • AT/ATX
Input Voltage
  • 12 ~ 28 VDC
  • 12 ~ 28 VDC
  • 12 ~ 28 VDC
  • 12 ~ 28 VDC
Power Consumption
Typical
  • 17.83W
  • 18.19W
  • 17.83W
  • 18.19W
Max.
  • 59.44W
  • 61.74W
  • 59.44W
  • 61.74W
Environment
Vibration During Operation
  • With SSD: 3 Grms, IEC 60068-2-64, random, 5 ~ 500 Hz, 1 hr/axis
  • With SSD: 3 Grms, IEC 60068-2-64, random, 5 ~ 500 Hz, 1 hr/axis
  • With SSD: 3 Grms, IEC 60068-2-64, random, 5 ~ 500 Hz, 1 hr/axis
  • With SSD: 3 Grms, IEC 60068-2-64, random, 5 ~ 500 Hz, 1 hr/axis
Shock During Operation
  • With SSD/mSATA: 30G
  • With SSD/mSATA: 30G
  • With SSD/mSATA: 30G
  • With SSD/mSATA: 30G
Temperature (Operating)
  • -20 ~ 60° C (-4 ~ 140° F)
  • -20 ~ 60° C (-4 ~ 140° F)
  • -20 ~ 60° C (-4 ~ 140° F)
  • -20 ~ 60° C (-4 ~ 140° F)
Storage Temperature
  • - 40 ~ 85° C (-40 ~185° F)
  • - 40 ~ 85° C (-40 ~185° F)
  • - 40 ~ 85° C (-40 ~185° F)
  • - 40 ~ 85° C (-40 ~185° F)
Relative Humidity
  • 95% @ 40° C (non-condensing)
  • 95% @ 40° C (non-condensing)
  • 95% @ 40° C (non-condensing)
  • 95% @ 40° C (non-condensing)
Mechanical
Construction
  • Aluminum housing
  • Aluminum housing
  • Aluminum housing
  • Aluminum housing
Mounting
  • DIN-rail/Wall Mount
  • DIN-rail/Wall Mount
  • DIN-rail/Wall Mount
  • DIN-rail/Wall Mount
Dimensions
  • 60 x 173 x 141 mm (2.36 x 6.73 x 5.55 in)
  • 60 x 173 x 141 mm (2.36 x 6.73 x 5.55 in)
  • 60 x 173 x 141 mm (2.36 x 6.73 x 5.55 in)
  • 60 x 173 x 141 mm (2.36 x 6.73 x 5.55 in)
Weight
  • 1.5 kg (3.3lb)
  • 1.5 kg (3.3lb)
  • 1.5 kg (3.3lb)
  • 1.5 kg (3.3lb)
Certification
EMC
  • CE/FCC Class B, CCC, BSMI, UKCA
  • CE/FCC Class B, CCC, BSMI, UKCA
  • CE/FCC Class B, CCC, BSMI, UKCA
  • CE/FCC Class B, CCC, BSMI, UKCA
Safety Certifications
  • UL, CB, CCC
  • UL, CB, CCC
  • UL, CB, CCC
  • UL, CB, CCC

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