GE IS420ESWAH3A – IONET Ethernet Switch

Description

IS420ESWAH3A is an industrial Ethernet switch developed by General Electric for the Mark VIe control platform. It is specifically designed for IONet network applications, providing reliable and deterministic Ethernet communication between controllers, I/O packs, and supervisory systems.
The switch supports auto-negotiation, robust link diagnostics, and industrial-grade performance, making it suitable for mission-critical turbine and process control environments.

Specifications

IS420ESWAH3A Features

• Compatibility with IEEE 802.3, 802.3u, and 802.3x standards

• 10/100Base-T copper ports with auto-negotiation

• Full-duplex and half-duplex auto-negotiation support

• 100 Mbps FX fiber uplink port

• HP-MDIX auto-sensing for simplified cabling

• Per-port LED indicators for Link Presence, Activity, Duplex, and Speed (dual-color LEDs)

• Dedicated Power LED for system status indication

• 256 KB internal buffer memory

• Supports up to 4K MAC address entries