EDS-208A-SS-SC-T – MOXA Unmanaged Switches

USD $ 803.46


Manufacturer Part Number: MOXA EDS-208A-SS-SC-T
OEM Spec Ref 

The MOXA EDS-208A-SS-SC-T is an advanced Unmanaged Industrial Ethernet Switch, meticulously designed to enhance network performance in harsh industrial environments. It ensures reliable and efficient data transmission, suitable for a broad range of industrial applications.

Key Features:

  • Robust Temperature Range: Designed for extreme environments, it operates efficiently in temperatures ranging from -40 to 75°C, ensuring reliable performance under varying climatic conditions.
  • High Port Density: Equipped with 8 Ethernet ports, it facilitates a high number of connections, making it ideal for complex industrial networks.
  • Redundant Power Inputs: Dual power inputs provide backup and ensure continuous operation, even if one power source fails, enhancing system reliability.
  • Compact and Rugged Design: Its small footprint and tough metal casing are perfect for installations where space is limited and durability is crucial.
  • Easy to Install and Use: As an unmanaged switch, it requires no configuration and supports plug-and-play installation, simplifying setup and reducing downtime.


  • Increased Network Uptime: The switch’s redundancy and robustness contribute to minimal system interruptions, thus enhancing network availability.
  • Enhanced System Reliability: With its sturdy build and operational resilience, the switch stands up to the rigors of industrial environments, reducing the likelihood of failures.
  • Cost-Efficiency: By eliminating the need for complex management, it offers a cost-effective solution for expanding industrial networks without added overhead.
  • Safety and Compliance: Certified for industrial use, it meets stringent industry standards, ensuring safe operation in diverse industrial settings.


  • Transportation Systems: Ideal for managing network traffic in transportation infrastructure where consistent and reliable data flow is critical.
  • Energy Management: Supports the efficient distribution and management of power in utilities and renewable energy plants, ensuring system stability.
  • Manufacturing and Automation: Enhances connectivity in automated manufacturing facilities, supporting real-time data transmission and machine-to-machine communication.
  • Surveillance and Security: Provides a stable network backbone for surveillance systems, ensuring uninterrupted video transmission and security operations.

The MOXA EDS-208A-SS-SC-T Unmanaged Industrial Ethernet Switch stands out for its durability, ease of use, and reliability, making it an essential component in modern industrial networks.


Ethernet Interface 10/100BaseT(X) Ports (RJ45 connector) 6
Auto negotiation speed
Full/Half duplex mode
Auto MDI/MDI-X connection
100BaseFX Ports (single-mode SC connector) 2
Standards IEEE 802.3 for 10BaseT
IEEE 802.3u for 100BaseT(X) and 100BaseFX
IEEE 802.3x for flow control
Optical Fiber Refer table 2
Switch Properties MAC Table Size 2 K
Packet Buffer Size 768 kbits
Processing Type Store and Forward
Power Parameters Connection 1 removable 4-contact terminal block(s)
Input Current 0.15 A @ 24 VDC
Input Voltage 12/24/48 VDC
Redundant dual inputs
Operating Voltage 9.6 to 60 VDC
Overload Current Protection Supported
Reverse Polarity Protection Supported
DIP Switch Configuration Ethernet Interface Broadcast storm protection
Physical Characteristics Housing Aluminum
IP Rating IP30
Dimensions 50 x 114 x 70 mm (1.96 x 4.49 x 2.76 in)
Weight 275 g (0.61 lb)
Installation DIN-rail mounting
Wall mounting (with optional kit)
Environmental Limits Operating Temperature -40 to 75°C (-40 to 167°F)
Storage Temperature -40 to 85°C (-40 to 185°F)
Ambient Relative Humidity 5 to 95% non-condensing
Standards and Certifications Safety UL 508
EN 62368-1 (LVD)
EMC EN 55032/35
EMI CISPR 32, FCC Part 15B Class A
EMS IEC 61000-4-2 ESD: Contact: 6 kV; Air: 8 kV
IEC 61000-4-3 RS: 80 MHz to 1 GHz: 10 V/m
IEC 61000-4-4 EFT: Power: 2 kV; Signal: 1 kV
IEC 61000-4-5 Surge: Power: 2 kV; Signal: 2 kV
IEC 61000-4-6 CS: 10 V
IEC 61000-4-8 PFMF
Hazardous Locations ATEX
Class I Division 2
Railway EN 50121-4
Traffic Control NEMA TS2
Vibration IEC 60068-2-6
Shock IEC 60068-2-27
Freefall IEC 60068-2-31
Maritime ABS
MTBF Time EDS-208A: 3,248,014 hrs
EDS-208A-MM/SS: 2,705,157 hrs
EDS-208A-M/S: 2,943,335 hrs
Standards Telcordia (Bellcore), GB
Warranty Warranty Period 5 years
Details See www.moxa.com/warranty


Optical Fiber

Multi-Mode Single-Mode
Fiber Cable Type OM1 50/125 µm G.652
800 MHz x km
Typical Distance 4 km 5 km 40 km
Wavelength Typical (nm) 1300 1310
TX Range (nm) 1260 to 1360 1280 to 1340
RX Range (nm) 1100 to 1600 1100 to 1600
Optical Power TX Range (dBm) -10 to -20 0 to -5
RX Range (dBm) -3 to -32 -3 to -34
Link Budget (dB) 12 29
Dispersion Penalty (dB) 3 1

Note: When connecting a single-mode fiber transceiver, we recommend using an attenuator to prevent damage caused by excessive optical power.
Note: Compute the “typical distance” of a specific fiber transceiver as follows: Link budget (dB) > dispersion penalty (dB) + total link loss (dB).

Weight 0.275 kg
Dimensions 5 × 11.4 × 7 cm