EDS-308-SS-SC – MOXA Unmanaged Switches

USD $ 801.36


Manufacturer Part Number: MOXA EDS-308-SS-SC
OEM Spec Ref 

The MOXA EDS-308-SS-SC is an industrial-grade Unmanaged Ethernet Switch specifically engineered to enhance the resilience and efficiency of network infrastructures. This robust device is designed to seamlessly integrate into various critical applications, providing dependable network connectivity and enduring performance under extreme environmental conditions.

Key Features:

  • Durable and Reliable: The EDS-308-SS-SC is built to endure the challenging conditions of industrial environments, with a sturdy metal casing and a wide operating temperature range.
  • Easy Deployment: This unmanaged switch requires no software configuration, making installation quick and straightforward, ideal for fast-paced industrial settings.
  • High Port Density: Equipped with eight Ethernet ports, it facilitates extensive network connectivity and communication within a broad range of industrial equipment.
  • Redundancy and Failover: Supports dual power inputs to ensure uninterrupted operation and immediate failover if a power disruption occurs.
  • Wide Temperature Range: Operates reliably in temperatures from -40 to 75°C, making it suitable for outdoor installations and other harsh environments.


  • Enhanced Network Stability: By providing consistent and reliable Ethernet connectivity, it helps maintain the stability and security of industrial networks.
  • Reduced Downtime: The robust design and dual power input reduce the risk of downtime due to equipment failure, ensuring continuous operation.
  • Scalability: Multiple ports allow for easy expansion of network infrastructure as needs grow, without requiring additional configuration.
  • Cost-Efficiency: The switch’s unmanaged nature and durability make it a cost-effective choice for expanding network capacity without extensive maintenance or management overhead.
  • Safety and Compliance: Meets industrial safety and compliance standards, ensuring a secure networking environment in various industrial applications.


  • Industrial Automation: Ideal for deploying in automated production lines where stable and robust network communication is essential.
  • Transportation Systems: Suitable for transportation control systems requiring high levels of reliability and performance in adverse conditions.
  • Energy Management: Helps manage and monitor energy distribution systems reliably across extensive operational areas.
  • Surveillance Systems: Provides the connectivity needed for high-resolution video surveillance over large areas, ensuring safety and security.

The MOXA EDS-308-SS-SC Unmanaged Ethernet Switch stands as a testament to MOXA’s commitment to delivering high-performance networking solutions that meet the rigorous demands of modern industrial environments, enhancing both connectivity and operational efficiency.


Input/Output Interface Alarm Contact Channels 1 relay output with current carrying capacity of 1 A @ 24 VDC
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
DIP Switch Configuration Ethernet Interface Port break alarm
Switch Properties MAC Table Size 2 kbits
Packet Buffer Size 768 K
Processing Type Store and Forward
Power Parameters Input Current 0.15 A @ 24 VDC
Connection 1 removable 6-contact terminal block
Operating Voltage 9.6 to 60 VDC
Input Voltage Redundant dual inputs
12/24/48 VDC
Reverse Polarity Protection Supported
Overload Current Protection Supported
Physical Characteristics Housing Metal
IP Rating IP30
Dimensions 53.6 x 135 x 105 mm (2.11 x 5.31 x 4.13 in)
Weight 790 g (1.75 lb)
Installation DIN-rail mounting
Wall mounting (with optional kit)
Environmental Limits Operating Temperature -10 to 60°C (14 to 140°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
UL 60950-1
CSA C22.2 No. 60950-1
EN 62368 (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 MHz: 20 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
Hazardous Locations ATEX
Class I Division 2
Vibration IEC 60068 standards
Shock IEC 60068-2-27
Freefall IEC 60068-2-32
Maritime DNV
MTBF Time 2,382,553 hrs
Standards MIL-HDBK-217F
Warranty 5 years
Details See www.moxa.com/warranty


Optical Fiber

Multi-Mode Single-Mode (40 km) Single-Mode (80 km)
Fiber Cable Type OM1 50/125 µm G.652 G.652
800 MHz x km
Typical Distance 4 km 5 km 40 km 80 km
Wavelength Typical (nm) 1300 1310 1550
TX Range (nm) 1260 to 1360 1280 to 1340 1530 to 1570
RX Range (nm) 1100 to 1600 1100 to 1600 1100 to 1600
Optical Power TX Range (dBm) -10 to -20 0 to -5 0 to -5
RX Range (dBm) -3 to -32 -3 to -34 -3 to -34
Link Budget (dB) 12 29 29
Dispersion Penalty (dB) 3 1 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 0.79 kg
Dimensions 5.36 × 13.5 × 10.5 cm