G31S J6412 4L

The G31S J6412 4L is a high-performance fanless embedded industrial network computer based on the Intel Celeron J Series platform. It features 4 × 2.5GbE RJ45 ports, dual DDR4 SO-DIMM memory slots, M.2 high-speed storage, SATA 3.0, M.2 Key-B, M.2 Key-E, SIM card support, and serial expansion. Compared with smaller models in the same series, it uses a larger metal chassis with improved heat dissipation space, providing better thermal stability for extended high-load operation. It is suitable for cybersecurity appliances, IoT edge gateways, industrial automation, embedded terminals, and edge computing deployments.

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The G31S J6412 4L is a high-performance fanless embedded industrial network computer based on the Intel Celeron J Series platform. It integrates 4 × 2.5GbE RJ45 ports, dual DDR4 SO-DIMM memory slots, M.2 high-speed storage, SATA 3.0, M.2 Key-B, M.2 Key-E, SIM card support, and serial expansion. Compared with smaller models in the same series, it uses a larger metal chassis with more cooling space, helping improve thermal stability during extended high-load operation.

Key Features

Intel Celeron J Series Platform: Provides a low-power embedded computing foundation for reliable long-term operation.
4 × 2.5GbE RJ45 Ports: Built with 4 Intel I226V Ethernet controllers for high-speed, low-latency multi-port networking.
Dual DDR4 Memory Slots: Supports 2 × DDR4 SO-DIMM, up to 32GB capacity and up to 3200 MT/s frequency.
M.2 High-Speed Storage: Includes 1 × M.2 Key-M 2280 slot for high-speed SSD storage and fast system performance.
SATA 3.0 Expansion: Provides 1 × SATA 3.0 interface for SATA SSD or HDD expansion.
Wireless Expansion Ready: Supports M.2 Key-B 3052, M.2 Key-E 2230, and SIM card slot for 4G/5G, Wi-Fi, or Bluetooth modules.
Industrial I/O: Provides RJ45 COM RS232, JCOM RS232/RS485, JGPIO, and front panel connector for industrial peripherals.
Enhanced Passive Cooling: The larger metal chassis provides more cooling space for stable extended high-load operation.
Fanless Silent Operation: Fanless construction reduces noise, dust intake, and fan maintenance requirements.

Core Specifications

Model: G31S J6412 4L
Processor Platform: Intel Celeron Processor J Series
Socket: FCBGA1493
Memory: 2 × DDR4 SO-DIMM, up to 32GB, up to 3200 MT/s
Network: 4 × 2.5GbE RJ45, Intel I226V controllers
Storage: 1 × SATA 3.0, 1 × M.2 Key-M 2280
Expansion: 1 × M.2 Key-B 3052, 1 × M.2 Key-E 2230
Display: 1 × DP, 1 × HD
USB: 1 × USB-A 3.0, 3 × USB-A 2.0
Serial Port: 1 × RJ45 COM RS232, 1 × JCOM RS232 or RS485
Other Interfaces: 1 × SIM card slot, 1 × JGPIO, 1 × F_Panel, 2 × reserved antenna holes
Cooling Method: Passive cooling, fanless design, airflow recommended
Power Input: DC 12V 4A or higher
Chassis Size: 178 × 126 × 56 mm
Device Weight: Approx. 1.15 KG; package weight approx. 1.85 KG including accessories
Operating Temperature: 0°C to 50°C
Operating Humidity: 5% to 90% relative humidity, non-condensing