{"product_id":"is420eswbh1a-mark-vies-network-redundancy-module","title":"IS420ESWBH1A Mark VIeS Network Redundancy Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eGE IS420ESWBH1A\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eacts as the high-speed communication backbone for GE Mark VIe and Mark VIeS control platforms. This managed industrial Ethernet switch facilitates deterministic data transfer across the IONet, connecting controllers, I\/O packs, and HMIs with microsecond precision. We supply this module as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e, ensuring factory-original performance for mission-critical turbine and plant control systems. It eliminates network jitter and latency, providing the stability required for real-time synchronization in power generation and oil \u0026amp; gas operations.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cp\u003eThe IS420ESWBH1A utilizes a ruggedized architecture to maintain network integrity in extreme industrial environments.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePort Density\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e16 × 10\/100Base-TX (RJ-45) Copper Ports\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eFiber Connectivity\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1 × Fiber Optic Port (Revision Dependent)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSwitching Fabric\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1.6 Gbps\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eForwarding Rate\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1.2 Mpps (Million Packets per Second)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMAC Table Size\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e8,000 Entries\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eRedundancy\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eRSTP (Rapid Spanning Tree Protocol), Ring Redundancy\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eManagement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eVLAN Tagging (802.1Q), Port Mirroring, SNMP\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24 VDC Nominal (18 – 30 VDC Range)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temp\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e–40°C to +70°C (–40°F to +158°F)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eIsolation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1500 VDC Port-to-Port\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIONet Determinism:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe switch prioritizes Mark VIe control traffic over standard Ethernet data. This prioritization ensures that time-critical I\/O updates arrive within the designated control frame, preventing \"lost packets\" that trigger system trips.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eExtreme Thermal Resilience:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWhile commercial switches fail at 40°C, the IS420ESWBH1A operates reliably up to +70°C. Its fanless, convection-cooled design removes a common mechanical failure point, allowing installation in non-conditioned control cabinets near heavy machinery.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRapid Network Recovery:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module implements RSTP and proprietary ring redundancy. If a network cable breaks or a node goes offline, the switch re-routes traffic in milliseconds, maintaining turbine control continuity without human intervention.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIndustrial-Grade Isolation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWith 1500 VDC isolation between ports and the power supply, the hardware survives high-voltage transients and ground loops common in large-scale industrial grounding systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the IS420ESWBH1A require manual IP configuration for IONet?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe Mark VIe system typically manages the switch configuration via the ToolboxST software. While it functions as a managed switch, it integrates tightly with the GE control environment to automate VLAN and traffic priority settings.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this switch in a functional safety system?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The IS420ESWBH1A is compatible with the Mark VIeS (Safety) platform. Its deterministic nature and high EMI resistance support the rigorous requirements of Safety Instrumented Systems (SIS).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the switch handle dust and contaminants?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe unit features a fanless design and a ruggedized enclosure. Without internal moving parts to pull in ambient air, it resists the buildup of conductive dust and metallic particles, significantly extending its service life in harsh environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs this module hot-swappable?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWhile the hardware is robust, you must follow specific GE procedures when replacing a switch in a live IONet environment to avoid disrupting active control loops or causing a temporary loss of HMI visibility.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GE Fanuc","offers":[{"title":"Default Title","offer_id":42870899507290,"sku":"IS420ESWBH1A","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/381.jpg?v=1771989346","url":"https:\/\/www.spareoil.com\/products\/is420eswbh1a-mark-vies-network-redundancy-module","provider":"SpareOil Automation","version":"1.0","type":"link"}