- Supports DDR4 SODIMM up to 32GB
- Three independent displays: 1 VGA + 1 DVI/HDMI + 1 HDMI/DP
- Rugged and Fanless Embedded System
- Rich I/O connectivity: 2 GbE, 8 COM, 8 USB 3.0, 2 USB 2.0, 1 M.2 NVMe slots
- 3 expension slots: PCIe + PCI
- 15-Year CPU Life Cycle Support Until Q4' 29 (Based on Intel IOTG Roadmap)
DFI EC531-KH/EC532-KH 7th Gen Intel Core and Xeon Fanless Embedded PC w/ 10x USB


The DFI EC531-KH/EC532-KH is an industrial fanless embedded computer powered by 7th Gen Intel Core and Xeon Processors alongside Intel CM238 and QM175 chipset. This computer supports triple displays: VGA + HDMI/DVI (DVI-D Signal) + HDMI/DP. The rich I/O contains 8 x COM, 10 x USB and 2 x LAN ports whilst also supporting PCIe, M.2 and Mini PCIe for expansion. The EC531-KH/EC532-KH operates at a standard temperature between 0 to 50°C and has a -20 to 85°C storage temperature.
Processor |
7th Generation Intel® Core™ Processors, BGA 1440 Intel® Xeon® Processor E3-1535M v6, Quad Core, 8M Cache, 3.1GHz (4.2GHz), 45W Intel® Core™ i7-7820EQ Processor, Quad Core, 8M Cache, 3.0GHz (3.7GHz), 45W Intel® Core™ i5-7440EQ Processor, Quad Core, 6M Cache, 2.9GHz (3.6GHz), 45W Intel® Core™ i5-7442EQ Processor, Quad Core, 6M Cache, 2.1GHz (2.9GHz), 25W Intel® Core™ i3-7100E Processor, Dual Core, 3M Cache, 2.9GHz, 35W Intel® Core™ i3-7102E Processor, Dual Core, 3M Cache, 2.1GHz, 25W |
Chipset | Intel® CM238 Chipset Intel® QM175 Chipset |
Memory |
Two 260-pin SODIMM up to 32GB (CM238 supports ECC) Dual Channel DDR4 2400MHz |
BIOS |
Insyde SPI 128Mbit |
Controller |
Intel® HD Graphics |
Feature | OpenGL up to 5.0, DirectX 11, OpenCL 2.1 HW Decode: HEVC/H.265, H.264, M/JPEG, MPEG2, VC1/WMV9, VP8 (8-bit), VP9 (10-bit) HW Encode: HEVC/H.265, M/JPEG, MPEG2, VP8 |
Display |
1 x VGA 1 x HDMI/DVI (DVI-D signal) (DVI available upon request) 1 x HDMI/DP VGA: resolution up to 1920x1200 @ 60Hz DVI: resolution up to 1920x1200 @ 60Hz HDMI: resolution up to 4096x2160 @ 24Hz DP: resolution up to 4096x2304 @ 60Hz |
Triple Displays |
VGA + HDMI/DVI (DVI-D signal) + HDMI/DP |
Internal |
2 x 2.5" SATA 3.0 Drive Bay support RAID 0/1 |
Interface |
1 x PCIe x16 + 2 x PCI (EC531-KH only) or 2 x PCIe x16 (1 x 1 and 1 x 8 signal) + 1 x PCI (EC532-KH only) 1 x M.2 2280 M key (PCIe x4 NVMe, Intel optane memory support) 1 x Full-size Mini PCIe with micro SIM socket (PCIe/USB) 1 x Full/Half-size Mini PCIe with micro SIM socket (USB) |
Controller |
1 x Intel® I211IT PCIe (10/100/1000Mbps) 1 x Intel® I219LM with iAMT11.0 PCIe (10/100/1000Mbps) (only Core i7/i5 supports iAMT) |
Indicators |
1 x Power LED 1 x HDD LED |
Ethernet | 2 x GbE (RJ-45) |
Serial |
6 x RS-232/422/485 (DB-9), 2 x RS-232/422/485 (DB-9) (RS-232 with power) |
Display |
1 x VGA 1 x HDMI/DVI (DVI-D signal) (DVI available upon request) 1 x HDMI/DP |
Buttons |
1 x Power Button 1 x Reset Button |
Wi-Fi Antenna | 3 x Antenna Hole |
Display |
1 x VGA 1 x HDMI/DVI (DVI-D signal) (DVI available upon request) 1 x HDMI/DP |
Output & Interval |
System Reset, Programmable via Software from 1 to 255 Seconds |
TPM | TPM 2.0 (optional) |
Type |
Wide Range 9~36V |
Connector |
3-pole Terminal Block 2-pin Power Extension Switch Connector |
OS Support |
Windows 10 IoT Enterprise 64 Bit Linux (available upon request) |
Operating Temperature |
0 to 50°C (HDD) -20 to 60°C (SSD) -40 to 70°C (optional) |
Storage Temperature |
-20 to 85°C |
Relative Humidity | 5 to 95% RH (non-condensing) |
Construction |
Metal + Aluminum |
Mounting |
Wall Mount |
Dimensions (W x H x D) |
235 x 153.8 x 222.1mm |
Weight |
TBD |
Certifications |
CE, FCC Class A, Microsoft Azure |