Moxa EDS-205A-M-ST-T Industrial Unmanaged Ethernet Switch

USD 306.68

5-port unmanaged industrial switch with 4x 10/100BaseT(X) RJ45 and 1x 100BaseFX multi-mode ST fiber, wide -40 to 75°C temp, redundant 9.6-60VDC/18-30VAC input.

SKU MOXA-EDS-205A-M-ST-T Category
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Moxa EDS-205A-M-ST-T Industrial Unmanaged Ethernet Switch

Model Identifier EDS-205A-M-ST-T
Official Part Number EDS-205A-M-ST-T
GTIN Standard NA

Technical Overview

5-port unmanaged industrial switch with 4x 10/100BaseT(X) RJ45 and 1x 100BaseFX multi-mode ST fiber, wide -40 to 75°C temp, redundant 9.6-60VDC/18-30VAC input.

Key Features

  • Equipped with 4 x 10/100BaseT(X) RJ45 ports and 1 x 100BaseFX multi-mode fiber ST port.
  • Wide operating temperature range of -40 to 75°C (-40 to 167°F) for extreme industrial conditions.
  • Rugged IP30-rated aluminum housing provides protection against dust and harsh environments.
  • Supports redundant dual 12/24/48 VDC and 18 to 30 VAC power inputs for high system uptime.
  • Complies with IEEE 802.3, 802.3u, and 802.3x standards for fast Ethernet and flow control.
  • Offers flexible installation options with support for DIN-rail mounting and optional wall mounting.
  • Features DIP switches for enabling broadcast storm protection and Quality of Service (QoS) on hardware version 3.0.0 or later.
  • Certified for hazardous locations (Class I Div. 2/ATEX Zone 2), transportation (NEMA TS2/EN 50121-4), and maritime environments (DNV/LR/ABS/NK).

Redundant dual power inputs support 12/24/48 VDC (operating range 9.6 to 60 VDC) and 18 to 30 VAC, equipped with overload current and reverse polarity protection for enhanced reliability.

Technical Specification Matrix

ParameterValue
Input Voltage12/24/48 VDC (9.6 to 60 VDC operating range), 18 to 30 VAC
Input Current0.29 A (max)
Operating Temperature-40 to 75°C (-40 to 167°F)
Storage Temperature-40 to 85°C (-40 to 185°F)
Ambient Relative Humidity5 to 95% (non-condensing)
IP RatingIP30
HousingAluminum
Ethernet Ports4 x 10/100BaseT(X) RJ45
Fiber Ports1 x 100BaseFX multi-mode ST
MAC Table Size2 K
Packet Buffer Size768 kbits
Processing TypeStore and Forward
InstallationDIN-rail mounting, Wall mounting (with optional kit)
Physical Weight (kg)0.18
Dimensions L x W x H (cm)7 x 3 x 11.5

Industrial Applications

1. Remote Industrial Facility Networking

This switch is ideal for networking critical equipment in remote industrial facilities such as pipelines, mining operations, or agricultural sites. Its -40 to 75°C operating temperature range ensures reliable data communication in extreme hot or cold environments. The 100BaseFX multi-mode ST fiber port allows for secure, long-distance data transmission, immune to electrical interference, which is common in expansive industrial settings. Redundant power inputs guarantee continuous operation even with fluctuating or unreliable power sources.

Problem Solved

Ensures stable and secure network connectivity in remote, harsh environments with extreme temperatures and potential electrical noise, where uninterrupted operation is critical.

Wide Temperature RangeFiber Optic CommunicationRedundant PowerEMI ImmunityRemote Monitoring

2. Railway and Roadside Traffic Control Systems

The EDS-205A-M-ST-T is well-suited for deployment in railway wayside or roadside communication networks, connecting traffic light controllers, surveillance cameras, and sensor arrays. Its rugged IP30 aluminum housing and wide operating temperature (-40 to 75°C) withstand dust, vibration, and environmental stress common along transportation routes. Compliance with EN 50121-4 (railway applications) and NEMA TS2 (traffic control) ensures it meets the stringent regulatory requirements for reliable and safe operation in these critical infrastructure applications.

Problem Solved

Provides robust and certified network connectivity for critical transportation infrastructure, enduring environmental hazards and ensuring continuous control and monitoring.

EN 50121-4NEMA TS2IP30 RatingVibration ResistanceEnvironmental Hardening

3. Offshore Oil and Gas Platform Connectivity

On offshore oil and gas platforms, reliable network infrastructure is paramount. This switch's -40 to 75°C operating temperature, IP30 housing, and maritime certifications (DNV/LR/ABS/NK) make it resilient to the harsh marine environment, including temperature extremes and exposure to dust. The redundant dual power inputs provide a crucial layer of fault tolerance, preventing network outages in critical control and monitoring systems. The fiber optic port mitigates electrical noise and grounding issues inherent in complex industrial machinery found on platforms.

Problem Solved

Delivers highly reliable, fault-tolerant network communication for critical systems on offshore platforms, withstanding harsh marine conditions and electrical interference.

Maritime CertifiedRedundant PowerHazardous LocationsOffshore AutomationFiber Optics
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