IS420ESWBH5A - Ethernet IONet Switch

IS420ESWBH5A - Ethernet IONet Switch IS420ESWBH5A - Ethernet IONet Switch

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Part Number: IS420ESWBH5A
Manufacturer: General Electric
Function: Ethernet IONet Switch
Series: Mark VIeS
Life-cycle Status: Active
Power Supply Connector: Phoenix Contact
Operating Temperature -40 to +158 degrees
Operating Vibration 1.0 G Horizontal, 0.5 G Vertical
Input Voltage 24/28 VDC
Dimensions: 18.8 cm (height)x 8.6 cm (width) x 5.6 cm
Compatibility: 802.3, 802.3u, and 802.3x
FX uplink port: 100 Mbps
Copper Ports: 8 ports, 10/100Base-TX copper, RJ-45
Fiber Ports: 2 ports 100Base-LX10
Copper Cables: Cat 5e UTP cable with RJ-45 connectors
Clip for Perpendicular Mounting: 259B2451BVP4
Cooling: Convection cooled
Safety Rated: Non-interfering
Country of Manufacture: United States (USA)


IS420ESWBH5A is an Ethernet IONet Switch manufactured and designed by General Electric as part of the Mark VIeS Series used in GE Distributed Control Systems. An Ethernet IONet Switch is a networking device used to connect multiple devices in a local area network (LAN) using Ethernet cables. The board is designed to function within a temperature range of -40°C to 85°C. The component requires an input voltage of 24/28 VDC (Direct Current). This is the power supply required for the device to operate and perform its intended functions. The device is capable of operating safely in hazardous locations with a certification of ATEX/Class 1, Div 2/Class 2, Zone 2. This means that the device can be used in areas where there is a risk of explosion or fire due to the presence of flammable gases, vapors, or dust. Key features of an Ethernet IONet Switch might include


  • High reliability to ensure continuous and stable communication within the turbine control system.
  • Support for redundant configurations to ensure system availability in case of network failures.
  • Ability to operate in a wide temperature range to suit the environmental conditions of a turbine control environment.
  • Port Management: These switches typically come with various numbers of Ethernet ports (e.g., 8, 16, 24, 48 ports) to connect devices like computers, printers, servers, and more.
  • Gigabit or Fast Ethernet: Depending on the model, they can support Gigabit Ethernet (1000 Mbps) or Fast Ethernet (10/100 Mbps) connections.
  • Managed or Unmanaged: Ethernet switches can be managed, allowing for more control and configuration options, or unmanaged, providing simple plug-and-play functionality.
  • VLAN Support: Managed switches often support virtual LANs (VLANs) for network segmentation and traffic isolation.
  • Quality of Service (QoS): Some switches offer QoS features to prioritize certain types of traffic, such as voice or video, for better performance.
  • Power over Ethernet (PoE): Certain switches can provide power to devices like IP cameras, phones, or access points through the Ethernet cable.

WOC has the largest stock of GE Distributed control systems OEM replacement parts. We can also repair your faulty boards and supply unused and rebuilt boards backed up with a warranty. Our team of experts is available round the clock to support your OEM needs. Our team of experts at WOC is happy to assist you with any of your automation requirements. For pricing and availability on parts and repairs, kindly contact our team by phone or email.


How does an Ethernet IONet switch differ from a regular Ethernet switch?

While both are network switches, Ethernet IONet switches are specifically designed for industrial environments. They are built to withstand harsh conditions and often support industrial protocols commonly used in turbine control systems.

What are the benefits of using Ethernet IONet switches in turbine control systems?

Ethernet IONet switches offer advantages such as robustness, reliability, and compatibility with industrial protocols. They provide stable and secure communication between control system components, contributing to the overall efficiency and safety of turbine operations.

How do I ensure the reliability of Ethernet IONet switches in turbine control systems?

Reliability measures for Ethernet IONet switches include redundant power supplies, fault-tolerant design, and support for redundancy protocols like Rapid Spanning Tree Protocol (RSTP) or Parallel Redundancy Protocol (PRP). Regular maintenance and monitoring also contribute to ensuring reliable operation.