​Introduction to the IE-3400-8P2S-A​

The ​​Cisco IE-3400-8P2S-A​​ is a ruggedized, fully managed Layer 3 switch tailored for industrial and outdoor deployments. Combining Power over Ethernet (PoE+) capabilities with extreme environmental tolerance, it addresses connectivity challenges in sectors like manufacturing, utilities, and transportation.


​Core Technical Specifications​

  • ​Port Configuration​​: 8x 10/100/1000BASE-T PoE+ ports + 2x 1G/10G SFP+ uplinks.
  • ​PoE Budget​​: 240W total (30W per port), compliant with IEEE 802.3at/af.
  • ​Operating Conditions​​: -40°C to 75°C (-40°F to 167°F), 5-95% humidity (non-condensing).
  • ​Layer 3 Features​​: Static routing, OSPF, EIGRP, and IPv6 support.
  • ​Certifications​​: IP67-rated enclosure, IEC 61850-3 for electrical substations, NEMA TS2 for traffic control.

​Key Features and Industrial Applications​

​1. Power over Ethernet (PoE+) for Edge Devices​

The switch’s ​​240W PoE budget​​ supports high-power devices like IP cameras, wireless access points, and RFID readers in remote locations without separate power supplies.

​2. Substation Automation​

Compliant with ​​IEC 61850-3​​, the IE-3400-8P2S-A ensures deterministic communication between protective relays, circuit breakers, and SCADA systems in electrical grids, even during voltage surges.

​3. Transportation and Traffic Management​

With ​​NEMA TS2 certification​​, it operates reliably in roadside cabinets for traffic light control, license plate recognition, and variable message signs (VMS), enduring temperature fluctuations and vibrations.


​Comparison with Similar Models​

​Feature​ ​IE-3400-8P2S-A​ ​IE-3300-8T2S-E​
​PoE Support​ 8x PoE+ (240W total) No PoE
​Uplink Ports​ 2x 10G SFP+ 2x 10G SFP+
​Certifications​ IEC 61850-3, NEMA TS2 IEC 61850-3, IEEE 1613
​Layer 3 Protocols​ OSPF, EIGRP, IPv6 OSPF, EIGRP, IPv6

​Frequently Asked Questions​

​Q: Can the IE-3400-8P2S-A power PoE++ (IEEE 802.3bt) devices?​
A: No. It supports only IEEE 802.3at (PoE+) with a maximum of 30W per port.

​Q: Is the switch compatible with Cisco DNA Center?​
A: No. It is managed via Cisco IOS-XE CLI or Prime Infrastructure, lacking cloud-native integration.

​Q: How to prevent PoE overload in high-demand setups?​
A: Use the ​​auto-sensing PoE allocation​​ feature to prioritize critical ports and disable non-essential ones during power shortages.


​Deployment Best Practices​

  • ​Environmental Hardening​​: Install in sealed enclosures with IP67-rated cable glands to prevent dust/water ingress.
  • ​Power Redundancy​​: Utilize dual 48V DC inputs for continuous operation during grid instability.
  • ​Traffic Prioritization​​: Assign CoS values to time-sensitive protocols like GOOSE (IEC 61850) to minimize latency.

​Purchasing and Technical Support​

For pricing, lead times, or configuration guidance, visit the “IE-3400-8P2S-A” product page at itmall.sale. Custom PoE profiles for industrial IoT deployments are available upon request.


​Final Evaluation​

The IE-3400-8P2S-A excels in scenarios demanding both high-power PoE and industrial ruggedness. While it lacks cloud management features found in newer models, its certifications and Layer 3 capabilities make it indispensable for modernizing legacy utility or transportation networks. Organizations requiring reliable edge connectivity in uncontrolled environments should prioritize this switch—provided they implement strict access controls to safeguard against OT-focused cyber threats.

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