The LEC-2281 fanless industrial cyber security appliance runs with Intel® 4th generation Core i7/i5/i3 CPU (with QM87 PCH) and can be equipped with DDR3L memory with up to 16 GB capacity. The appliance ensures rich connectivity and expansion options due to 2 x RJ45 GbE ports, 2 x USB 3.0 ports, 4 x USB 2.0 ports, 2 x RS-232/422/485 serial ports, 1 x PCI or 1 x PCIe*16 slot, 1 x HDMI output, 1 x VGA output and 1 x DVI-D output. Given these generous features, the LEC-2281 is an ideal solution for applications such as IIoT and industry 4.0.


Key Features:

4th Gen Intel® Core™ i7/i5/i3 Platform with Rich I/O and Expansion

  • Intel® Core™ i7/i5/i3 CPU with QM87 PCH
  • Intel® HD Graphics 4600
  • HDMI/VGA/DVI-D & 3 Independent Display Ports
  • 2x USB 3.0 Ports & 4x USB 2.0 Ports
  • Mini-PCI-E Slots / 1x PCI or 1x PCI-E x16
  • 2x 2.5” HDD/SSD Bays with RAID 0/1

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Additional information


Intel® Core™ i7-4700EQ/i5-4400E/ i3-4102E


Intel® QM272


AMI 128Mbit SPI Flash BIOS

Memory Technology

DDR3L 1333/1600MHz

Memory Capacity

16 GB

Memory Socket

2x 204-pin SODIMM

SATA storage

2x 2.5” HDD/SSD Drive Bay

Ethernet controller

Intel® i217LM and i210AT

Default LAN

2 x RJ45

Graphic controller

Intel® HD Graphics 4600

Serial ports

2x RS-232/422/485, DB9 Male


1x Full-sized Socket with SIM Card Reader/1x Full-sized Socket

USB 2.0

4 x Type A

USB 3.0

2 x Type A

Audio controller

Realtek ALC886

Audio ports

2x Phone Jack for MIC-in and Line-out

Display output

1x VGA, 1920 x 1080,1x DVI-D, 1920 x 1200,1x HDMI, 3840 x 2160 @24Hz or 2560 x 1600 @60Hz

Power and Mechanical

1x Power On/Off, 1x Reset

OS and Certifications

CE/FCC, Class A

Physical and Environmental
Storage temperature

-20°C to 70°C

Operating temperature

-10°C to 45°C

Operating humidity

5% to 95% (non-condensing)

Casing material

Aluminum + SGCC

Dimensions (W x H x D)

277 mm x 78 mm x 195 mm (10.91" x 3.07" x 7.68")


3.8 kg (8.36 lbs)

OS Support

WES 7 E, Win 7 Pro FES, WE 8.1 Industry Pro, Kernel 3.x


Fanless Industrial PC with Intel® Core™ i7-4700EQ CPU

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