Moxa
DN-FX04

DN-FX04

DA-820C Series

Intel® 7th Gen Xeon® and Core™ processor, IEC-61850, 3U rackmount computers with PRP/HSR card support

  • IEC 61850-3, IEEE 1613, and IEC 60255 compliant power-automation computer
  • EN 50121-4 compliant for railway wayside applications
  • 7th Generation Intel® Xeon® and Core™ Processor
  • Up to 64 GB RAM (two built-in SODIMM ECC DDR4 memory slots)
  • 4 SSD slots, supports Intel® RST RAID 0/1/5/10
  • PRP/HSR technology for network redundancy (with a PRP/HSR expansion module)
  • MMS server based on IEC 61850-90-4 for integration with Power SCADA
  • PTP (IEEE 1588) and IRIG-B time synchronization (with an IRIG-B expansion module)
  • Security options such as TPM 2.0, UEFI Secure Boot, and physical security
  • 1 PCIe x16, 1 PCIe x4, 2 PCIe x1, and 1 PCI slots for expansion modules
  • Redundant power supply (100 to 240 VAC/VDC)

Certifications Iec61850 3 Ieee1613 Black · En50121 4 · CE · UL REC

Ships from and sold by A5 IT, an authorized Moxa reseller.

Specifications

Computer

System Memory Slot
SODIMM DDR4 slots x 2
DRAM
64 GB max. capacity (SODIMM x 2, each supporting 2400 MHz and 32 GB maximum per module) ECC RAM only supports i3 CPU and Xeon CPU models
Storage Slot
2.5-inch HDD/SSD slots x 4 mSATA slots x 1, internal mini-PCIe socket
Supported OS
Windows CTOS and drivers supported: Windows 10 IoT Enterprise LTSC 2021 64-bit Windows 10 IoT Enterprise LTSC 2019 64-bit Driver supported: Windows Server 2022 Windows Server 2019 Linux SDK supported: Debian 12 Ubuntu 22.04 LTS & HWE RedHat 9 CentOS 7.9
MMS
IEC 61850-90-4 MMS Server for power SCADA IEC 61850-90-4 MMS ICD file

Computer Interface

Ethernet Ports
Auto-sensing 10/100/1000 Mbps ports (RJ45 connector) x 4
Serial Ports
RS-232/422/485 ports x 2 (software-selectable, DB9 male connector)
Digital Input
DIs x 6
Digital Output
DOs x 2
USB 2.0
USB 2.0 hosts x 3, type-A connectors 2 ports on the front panel, 1 port inside the computer
USB 3.0
USB 3.0 hosts x 3, type-A connectors 3 ports on the rear panel
Expansion Slots
PCIe x16 slot x 1 PCIe x4 slots x 1 PCIe x1 slots x 2 PCI slots x 1
Video Output
HDMI x 2, HDMI connector (type A) VGA x 1, 15-pin D-sub connector (female)
Time Synchronization
PTP, IRIG-B (with an expansion module)
TPM
TPM v2.0
Secure Boot
UEFI

LED Indicators

System
Power x 1 Storage x 1 Programmable x 8
Serial
2 per port (Tx, Rx)
LAN
8 per port (10/100/1000 Mbps)

Serial Interface

Baudrate
300 bps to 115.2 kbps
Connector
DB9 male
ESD
8 kV (level 4)
Isolation
2 kV
Serial Standards
RS-232/422/485
Surge
2 kV

Serial Signals

RS-232
TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND
RS-422
Tx+, Tx-, Rx+, Rx-, GND
RS-485-2w
Data+, Data-, GND
RS-485-4w
Tx+, Tx-, Rx+, Rx-, GND

Digital Inputs

Digital Input Channels
DIs x 6
Voltage
0 to 30 VDC at 25 Hz
Wet Contact (DI to COM)
On: 10 to 30 VDC

Digital Outputs

Digital Output Channels
DOs x 2
Current Rating
Max. 200 mA per channel
Voltage
24 to 30 VDC
I/O Type
Sink

Power Parameters

Input Current
100 to 240 VAC, 50/60 Hz, 1.15 A (max) 100 to 240 VDC, 1.15 A (max)
Input Voltage
100 to 240 VAC 100 to 240 VDC
Power Button
Reset button (front panel) ON/OFF (rear panel)

Physical Characteristics

Housing
Metal
Dimensions (without ears)
440 x 132.8 x 281.4 mm (17.3 x 5.2 x 11.1 in)
Weight
14,000 g (31.11 lb)
Installation
19-inch rack mounting

Environmental Limits

Storage Temperature (package included)
-40 to 85°C (-40 to 185°F)
Ambient Relative Humidity
5 to 95% (non-condensing)

Standards and Certifications

EMC
EN 61000-6-2/-6-4 EN 55032/35
EMI
CISPR 32, FCC Part 15B Class A
EMS
IEC 61000-4-2 ESD: Contact: 8 kV; Air: 15 kV IEC 61000-4-3 RS: 80 MHz to 1 GHz: 10 V/m IEC 61000-4-4 EFT: Power: 4 kV; Signal: 4 kV IEC 61000-4-5 Surge: Power: 4 kV; Signal: 4 kV IEC 61000-4-6 CS: 10 V IEC 61000-4-8: 20 A/m IEC 61000-4-11
Power Substation
IEC 61850-3 IEEE 1613
Protection Relay
IEC 60255
Safety
IEC 60950-1 IEC 62368-1 UL 62368-1
Shock
IEC 61850-3 Edition 2.0, IEC 60068-2-27, IEC 60255-21-2

Declaration

Green Product
RoHS, CRoHS, WEEE

MTBF

Time
325,730 hrs
Standards
Telcordia Standard SR-332

Warranty

Warranty Period
3 years
Details
See www.moxa.com/warranty

Documentation

NameTypeVersionDate
Software Package for MXview One Series (Linux version)552.6 MBSoftware Packagev1.7.2May 08, 2026 May 08, 2026 Release notes
Software Package for MXview One Series (Windows version)249.1 MBSoftware Packagev1.7.2May 08, 2026 May 08, 2026 Release notes
Driver for DA-820C Series (Windows Server 2022 peripherals)1.9 GBDriverv1.0Dec 26, 2024 Dec 26, 2024 Release notes
Utility for DA-820C Series (Windows Server 2022 for expansion modules)3.4 MBUtilityv1.0Dec 26, 2024 Dec 26, 2024 Release notes
Driver for DA-820C Series (Windows Server 2022 for expansion modules)6.6 MBDriverv1.0Dec 26, 2024 Dec 26, 2024 Release notes
DA Series Computers (Linux driver and SDK)10.7 MBSoftware Packagev1.2Dec 26, 2024 Dec 26, 2024 Release notes
Utility for DA-820C Series (Windows Server 2022)3.3 MBUtilityv1.0Dec 26, 2024 Dec 26, 2024 Release notes
Driver for DA-820C Series (Windows 10 IoT Enterprise LTSC 2019 and Windows Server 2019 peripherals)1.2 GBDriverv1.2Jul 18, 2024 Jul 18, 2024 Release notes
Utility for DA-820C Series (Windows 10 IoT Enterprise LTSC 2021)3.3 MBUtilityv1.1Jul 18, 2024 Jul 18, 2024 Release notes
Driver for DA-820C Series (Windows 10 IoT Enterprise LTSC 2021 peripherals)1.9 GBDriverv1.1Jul 18, 2024 Jul 18, 2024 Release notes
Software Package for DA-820C Series (example code for Windows 10 IoT Enterprise LTSC 2021)18.2 MBSoftware Packagev2.1Jul 18, 2024 Jul 18, 2024 Release notes
Utility for DA-820C Series (Windows 10 IoT Enterprise LTSC 2019 and Windows Server 2019)3.3 MBUtilityv1.1Jul 18, 2024 Jul 18, 2024 Release notes
Software Package for DA-820C Series (example code for Windows 10 IoT Enterprise LTSC 2019 and Windows Server 2019)18.2 MBSoftware Packagev2.0Jul 18, 2024 Jul 18, 2024 Release notes
Utility for DA-820C Series (DN-PRP-HSR-I210 module)2.3 MBUtilityv1.5Feb 16, 2023 Feb 16, 2023 Release notes
Utility for DA-820C Series (Windows 10 IoT Enterprise LTSC 2021 for DA-PRP-HSR-I210 module)2.3 MBUtilityv1.5Feb 16, 2023 Feb 16, 2023 Release notes
MMS Service Software Package1.4 MBSoftware Packagev1.2Jan 11, 2023 Jan 11, 2023 Release notes
x86 Computers (Linux drivers and SDK) 802.0 bytesSoftware Packagev1.1Nov 28, 2022 Nov 28, 2022 Release notes
Driver for DA-820C Series (Windows 10 IoT Enterprise LTSC 2021 for DA-IRIG-B module)3.2 MBDriverv1.0Apr 13, 2022 Apr 13, 2022 Release notes
Firmware for DA-820C Series (Linux)488.1 MBFirmwarev1.2Sep 08, 2021 Sep 08, 2021 Release notes
Proactive Monitoring v2.x Software Package68.4 MBSoftware Packagev2.2Jul 28, 2021 Jul 28, 2021 Release notes
Driver for DA-820C Series (Linux for DA-IRIG-B module)10.8 KBDriverv1.3Jul 27, 2021 Jul 27, 2021 Release notes
Utility for DA-820C Series (Linux for DA-PRP-HSR-I210 module)15.6 KBUtilityv1.0Mar 22, 2021 Mar 22, 2021 Release notes
Firmware for DA-820C Series (Linux)469.5 MBFirmwarev1.1Sep 15, 2020 Sep 15, 2020 Release notes
Driver for DA-820C Series (Windows 10 IoT Enterprise LTSC 2019 and Windows Server 2019 for DN-LN04 module)276.4 KBDriverv1.0Sep 02, 2019 Sep 02, 2019 Release notes
Utility for DA-820C Series (Linux for DA-IRIG-B module)38.9 KBUtilityv1.0Sep 02, 2019 Sep 02, 2019 Release notes
Driver for DA-820C Series (Windows 10 IoT Enterprise LTSC 2019/2021 and Windows Server 2019 for DN-SP08 module)2.5 MBDriverv1.0Sep 02, 2019 Sep 02, 2019 Release notes
Tech Note: Replacing the RTC Battery in DA Series Computers3.3 MBTech Notev1.0Jan 09, 2026
Manual for DA-820C Series (hardware)7.3 MBManualv1.3Dec 31, 2025
Datasheet for DA-820C Series1.7 MBDatasheetv2.3Aug 27, 2025
FOSS Statement for DA-820C series Win 10 LTSC 1809206.7 KBDeclarationv1.1Oct 09, 2024
FOSS Statement for DA-820C series Win 10 LTSC 21H2206.7 KBDeclarationv1.1Oct 09, 2024
Declaration of Conformity (EU/UK) for DA-820C Series322.8 KBDeclarationv1.0Mar 19, 2024
Windows 10 IoT Enterprise LTSC 2021 (212H) User Manual for x86 Computers9.4 MBManualv1.2Jan 20, 2023
Moxa Computer Time-synchronization Settings Manual for IEEE 1588 and PTP1.2 MBManualv1.0Jul 11, 2022
MMS Service for Windows User Manual1.5 MBManualv1.0Jul 04, 2022
Manual for Proactive Monitoring Software3.9 MBManualv2.0Jun 09, 2021
QIG for DA-820C Series494.1 KBQIGv1.2Apr 20, 2021
2D CAD for DA-820C Series2.6 MB2D CADMay 27, 2020
Manual for DA-820C Series (Windows)7.2 MBManualv1.0Oct 01, 2019
Manual for DA-820C Series (Linux)2.5 MBManualv1.0Sep 09, 2019
2D CAD for DA-820C Series (DA-820C)747.4 KB2D CADJun 05, 2019