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Wide Temperature DIN Rail Box PC with 4G LTE Connectivity Support

Key features

  • Wide operating temperature range (-40~70°C)
  • Intel Atom® E3825 SoC CPU
  • Front access I/O ports: LEC-3031-A4/6/8: 4/6/8 x RS-232/422/485, LEC-3031-I4/10: 4 or 10 x isolated COM ports
  • 2 or 4 x Isolated GbE LAN / 4 x USB:1x USB 3.0, 1x or 3x USB 2.0, VGA port
  • 1 x M.2 3042 (USB2.0 signal) for 4G LTE Wireless Expansion
  • Fanless and compact design

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Lanner LEC-3031 Series is a high-performance, wide temperature DIN-rail Box PC featuring dual-core Intel Atom® E3825 (codenamed Bay Trail), optional 4G-LTE Mobile Connectivity, DDR3L SO-DIMM memory up to 8GB, 1 x SATA connector with 2.5″ drive bay, in addition to a mini mSATA socket, VGA display, wide operating temperatures, DIN-rail/wall-mounting options, and numerous isolated protection serial COM/LAN configurations to meet various industrial IoT demands.


Processor System
CPU Intel Atom® E3825 onboard
Frequency 1.33 GHz
Core Number 2
Chipset SoC
Technology DDR3L, 1067 MHz
Max. Capacity 4 GB
Socket 1 x 204-pin SODIMM
Controller Intel® HD Graphics
Display Interface VGA port
Controller Intel® i210-IT
Speed 10/100/1000 Mbps
Interface 2 or 4 x RJ45
Protection 1.5KV magnetic isolation protection
Type 1x SATA, 1x mSATA mini
Installation Support 1×2.5″HDD kit
Serial Port LEC-3031-A4/6/8: 4/6/8 x RS-232/422/485
LEC-3031-I4: 4 isolated RS-485
LEC-3031-I10: 8 isolated RS-485, 2x isolated RS-232/485
Isolation Protection 2KV Digital Isolation
ESD Protection 15KV ESD Protection
USB 2.0 1 or 3 x type A
USB 3.0 1 x type A
Power-On/Reset Button Internal reset button
LED PWR, Storage, RX/TX
Watchdog Timer
  Watchdog timer 256 level time interval system reset, software programmable
Power Supply Voltage 12 ~ 36 Vdc
Connector Phoenix contact 2-pin connector with lock
Power Consumption (Idle) TBD
Power Consumption(Full Load) TBD
Power Adaptor None
Operating Temperature -40 ~ 70°C
Storage Temperature -40 ~ 85°C
Relative Humidity 5% ~ 95%, non-condensing
Dimension (W x H x D) 69 x 169.5 x 127 mm
Fanless Yes
Construction Aluminum + Steel
Weight 1.2 kg
Mounting DIN rail or Wall mount
Driver Support
Microsoft Windows Windows 7, Windows 7 Embedded
Linux Linux (Ubuntu)
Green compliance RoHS
LEC-3031 was last modified: July 8th, 2021 by LEI Technology

Order Information

LEC-3031-A4 DIN rail Fanless Box PC with Intel Atom® E3825 processor with 4 x RS-232/422/485, 4 x GbE, VGA port
LEC-3031-A6 DIN rail Fanless Box PC with Intel Atom® E3825 processor with 6 x RS-232/422/485, 4 x GbE, VGA port
LEC-3031-A8 DIN rail Fanless Box PC with Intel Atom® E3825 processor with 8 x RS-232/422/485, 2 x GbE, VGA port
LEC-3031-I4 DIN rail Fanless Box PC with Intel Atom® E3825 processor with 4 x isolated RS-485, 2 x GbE, VGA port
LEC-3031-I10 DIN rail Fanless Box PC with Intel Atom® E3825 processor with 8 x isolated RS-485, 2x isolated RS-232/485, 2 x GbE, VGA port
0TAW000222000 EM7455 SIERRA LTE M.2 Card (Americas and EMEA), CAT 6


All product specifications are subject to change without prior notice