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EX73900 Series

Discontinued
IEC 61850-3/IEEE 1613 Hardened Managed 16-port Gigabit Ethernet Switch
SFP
Fanless
alpha-ring
Wide Temperature
IEC 61850
IEEE 1613
NEMA-TS2
UL 61010
UL
Supports static routes, RIP V1/V2, and VRRP
Full wire speed L3 switching
Available with either copper or SFP interface
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This product is discontinued as of 28th July 2026.click here for alternative product.

When should you use an Industrial Layer 3 switch?

EtherWAN’s EX73900 Series is a hardened DIN-rail mounted managed Ethernet switch platform. Equipped with up to 12 gigabit Ethernet and 4 gigabit fiber ports, the EX73900 Series provides flexibility, speed, and reliability to support networks for urban infrastructure, transportation, security, power substations, and other areas where connectivity is crucial.

EtherWAN — "When Connectivity is Crucial."

High Bandwidth and Versatility

    • 8 or 12 10/100/1000BASE-T(X) ports for high bandwidth connections
    • Up to 4 gigabit fiber connections
    • Full capacity switching running at full duplex

Compliance

    • IEC 61850-3/IEEE 1613 certified for power substations
    • NEMA TS2 rated
    • UL certified for safety

Hardened-Grade for Non-Ventilated & Harsh Environments

    • Wide operating temperature range -40 to 75°C (-40 to 167°F)
    • Fanless operation
    • High impact, thermal shock, and electrical noise resistance

Management/Security Features

    • Port control
    • RADIUS remote authentication
    • Configure and monitor with eVue™ and eLite™

Lite Layer 3 Functionality

    • Static routing, RIP v1/v2, and OSFP
    • Redundancy with VRRP
    • Reduces amount of broadcast traffic

Support

    • Complimentary Technical Support
    • Free Firmware Upgrades
    • Limited Lifetime Warranty

Interface

    • CLI, Telnet, Web Browser
    • SNMP v1/v2c/v3

Management

    • Firmware upgrade
    • Configuration backup via TFTP
    • DHCP Server/Client
    • RMON (Remote Monitoring): group 1, 2, 3, 9
    • Port Mirroring: TX/RX and both
    • NTP (Network Time Protocol) synchronization
    • IEEE 802.1ab LLDP (Link Layer Discovery Protocol)
    • IPv4/IPv6

Security

    • MAC Address Filtering
    • Enable/Disable port
    • Storm control (Broadcast and multicast types)
    • IEEE 802.1x LAN Access Control
    • Remote authentication through RADIUS and TACACS+
    • SSH for CLI and Telnet security
    • SSL for web security
    • System log (Remote/Local)
    • ACL (Access Control List, up to 4096 entries)

Quality of Service (QoS)

    • Priority Queues: 4 queues per port
    • Traffic classification based on IEEE 802.1p CoS, DSCP, WRR and strict mode
    • Rate Limiting (Ingress/Egress)

Layer 2 Features

  • Auto-negotiation for port speed and duplex mode
    • Flow Control
    • IEEE 802.3x Full duplex mode
    • Back-Pressure half duplex mode
  • Redundant Protocols
    • IEEE 802.1D STP
    • IEEE 802.1w RSTP
    • IEEE 802.1s MSTP
  • VLANs
    • IEEE 802.1Q Tag VLANs (128 groups, 4096 VID)
    • GVRP
    • GMRP
  • Link Aggregation
    • Static Trunk (4 groups, support MAC base)
    • IEEE 802.3ad LACP
  • IGMP Snooping v1/v2/v3

Layer 3 Features

  • IP Packet Routing
    • Maximum number of routes in hardware: 64 entries
    • Static Routing
    • RIP v1/v2
    • OSPF v2
  • Routing Redundancy
    • VRRP

Interface

  • Ethernet
    • 8 or 12 x 10/100/1000BASE-T(X)
    • 4 x 1000BASE SFP
  • Console
    • 1 x DB9 RS-232
  • Alarm Contact
    • 1 x Relay output, current capacity 0.6A/30VDC
  • LED Indicators
    • Per Unit: Power 1, Power 2
    • Per Port: Link/Activity (Green)

Environmental

  • Operating Temp.
    • -40 to 75°C (-40 to 167°F)
      Tested @ -40 to 85°C (-40 to 185°F)
  • Storage Temp.
    • -45 to 85°C (-49 to 185°F)
  • Relative Humidity
    • 5% to 95% (non-condensing)

Power

  • Input
    • 12-48VDC Redundant (Terminal block)
  • Power Consumption
    • 17.28W Max. 1.44A@12VDC, 0.72A@24VDC
  • Protection
    • Reverse Polarity Protection

Regulatory

  • ISO
    • Manufactured in ISO-9001 facility
  • EMI
    • FCC Part 15B Class A
    • VCCI Class A
    • EN 61000-6-4
    • EN 61000-3-2
    • EN 61000-3-3
  • EMS
    • EN 61000-6-2
    • EN 61000-4-2 (ESD)
    • EN 61000-4-3 (Radiated RFI)
    • EN 61000-4-4 (Burst)
    • EN 61000-4-5 (Surge)
    • EN 61000-4-6 (Induced RFI)
    • EN 61000-4-8 (Magnetic Field)
  • Safety
    • UL 61010
  • Vibration
    • IEC 60068-2-6 Fc
  • Shock
    • IEC 60068-2-27 Ea
  • Free Fall
    • FED STD 101C Method 5007.1
  • Industrial Compliance
    • IEC 61850-3/IEEE 1613
    • NEMA TS2

Technology

  • Standards
    • IEEE 802.3 10BASE-T
    • IEEE 802.3u 100BASE-TX/100BASE-FX
    • IEEE 802.3ab 1000BASE-T
    • IEEE 802.3z 1000BASE-SX/1000BASE-LX
    • IEEE 802.3x Full duplex and flow control
    • IEEE 802.1p QoS
    • IEEE 802.1Q Tag VLANs
    • IEEE 802.1w RSTP
    • IEEE 802.1x PNAC
  • Forward/Filtering Rate
    • 14,880pps for 10Mbps
    • 148,810pps for 100Mbps
    • 1,488,100pps for 1000Mbps
  • Packet Buffer Memory
    • 12M bits
  • Processing Type
    • Store-and-Forward
    • Auto-negotiation
    • Half-duplex back-pressure and IEEE 802.3x Full-duplex flow control
    • Auto MDI/MDIX
  • Address Table Size
    • 16K MAC Addresses

Physical

  • Casing Material
    • Aluminum
  • IP Rating
    • IP30
  • Dimensions
    • 72 x 140 x 170mm (W x D x H)
      2.8” x 5.5” x 6.7"
  • Weight
    • 1.4kg (3.09lbs)
  • Installation Type
    • DIN-rail mounting

Warranty

What's Included

  • Device
    • Ethernet Switch
  • Cables
    • 1 Console Cable
  • Documentation
    • Quick Install Guide

ex73900 mechanical dimensions

Model

  

EX73931-0VB

10/100/1000BASE TX12
100/1000/2500BASE SFP4
 Quote

* DIN-Rail mounting kit included.

* EX73921-0XB EOL Notice

Accessories

Hardened Gigabit SFP Moduleswww.etherwan.com/products/sfp-fiber-transceiver
DIN-Rail Power Supplieswww.etherwan.com/products/din-rail-power-supply (*)
*Recommended Power SupplyHDR-30-24 30W 24VDC DIN-Rail Power Supply