The ARK-3520P-U7A1E from Advantech is a high-performance fanless embedded box PC built for industrial automation, machine control, and edge computing. It’s part of the ARK-3000 series and features robust I/O, flexible expansion, and wide temperature tolerance.

 Core Specs

• Processor: Intel Core i5-6440EQ (6th Gen, Quad-Core, 2.7 GHz)
• Chipset: Intel QM170
• Memory: Up to 32 GB DDR4 (2 × SO-DIMM slots)
• Storage:
  • 2 × 2.5" SATA III drive bays (removable)
  • 1 × mSATA socket (shared with Mini PCIe)

 I/O Interfaces

• USB Ports: 6 × USB 3.0, 2 × USB 2.0
• Serial Ports: 8 total
  • 4 × RS-232
  • 4 × RS-232/422/485 (auto flow control)
• Digital I/O: 16-bit GPIO
• Audio: Realtek ALC888S (Line-out, Mic-in)
• Video Outputs: VGA + HDMI + optional 3rd display (DP/DVI-D/2nd HDMI)

 Networking

• Ethernet: 2 × Gigabit LAN (Intel I219-LM & I210)
• Wake-on-LAN: Supported