GE IS420ESWAH3A
Product Introduction
The IS420ESWAH3A is a rugged, unmanaged Industrial Ethernet Switch (IONet Switch) engineered by General Electric as a critical communication component for Mark VIe and VIeS Speedtronic Control Systems. It provides deterministic real-time IONet communication between controllers, I/O modules, and operator interfaces, enabling reliable data exchange in mission-critical industrial automation networks. The switch features 8 × 10/100Base‑TX copper ports with auto-negotiation and HP‑MDIX auto-sensing, supporting flexible network topologies with optional 2 × 100Base‑FX multimode fiber ports (LC-type) for long-distance connectivity.
GE IS420ESWBH1A
Product Overview
The IS420ESWBH1A is an unmanaged industrial Ethernet/IONet switch engineered by GE for the Mark VIe and Mark VIeS Speedtronic turbine control platforms, designed to enable high-speed, deterministic data communication between controllers, I/O modules, and plant networks in industrial environments. It features 16 copper 10/100BASE-TX ports for local device connectivity and 1 multi-mode fiber 100BASE-FX port (LC-type) for long-distance uplinks, supporting IEEE 802.3, 802.3u, and 802.3x standards with auto-negotiation and HP-MDIX auto-sensing for plug-and-play deployment. The switch operates on 24/28 VDC redundant power inputs (Diode-OR’d) and includes front-panel LEDs for port status, link activity, and power/fault indication.
GE IS420ESWBH2A
Product Introduction
The IS420ESWBH2A is a rugged, unmanaged Industrial Ethernet Switch (IONet Switch) developed by General Electric for seamless integration with Mark VIe and Mark VIeS Speedtronic Control Systems. It functions as a core communication hub, offering 16 copper ports and 2 fiber ports to connect controllers, I/O modules, operator interfaces, and auxiliary devices within industrial control networks. The switch uses a store‑and‑forward architecture with a 4K MAC address table and 256 KB buffer memory to ensure deterministic IONet data transfer, critical for real‑time turbine control and safety interlocks. It supports dual redundant 24 V DC power inputs and features conformal coating to withstand harsh industrial environments with extreme temperatures, dust, moisture, and electromagnetic interference.
GE IS420PUAAH1A
Product Overview
The IS420PUAAH1A is a high-performance universal I/O pack engineered by General Electric (GE Vernova, Boards & Turbine Control) for seamless integration with Mark VIe and Mark VIeS Speedtronic turbine control systems, designed to deliver flexible, high-precision signal acquisition and control in industrial automation environments. It features 16 individually configurable simplex analog channels, supporting a wide range of signal types including thermocouple, RTD, voltage, 4-20 mA current input, 0-20 mA current output, pulse accumulator, and digital input, eliminating the need for multiple specialized I/O modules and reducing system complexity. The module operates on 5V DC (supplied by Mark VIe controller backplane), integrates with IONet architecture for deterministic data transmission, and is compliant with ControlST software version V07.02.00C or later for configuration and monitoring.
GE IS420TBCIS2C
Product Introduction
The IS420TBCIS2C is a high-reliability discrete input terminal board engineered by General Electric for the Mark VIeS Speedtronic Control System, serving as the interface between field wiring and Mark VIeS I/O modules. It provides 32 channels of isolated contact input termination, each with built-in surge suppression and high-frequency noise filtering to ensure accurate signal acquisition in harsh industrial environments. The board features two terminal blocks (TB1 and TB2) for secure field connection, and integrates seamlessly with Mark VIeS I/O modules (e.g., IS420TBCH1A) to deliver precise discrete input data for turbine control, safety interlocks, and monitoring functions.
GE IS420UCSBH1A
Product Overview
The IS420UCSBH1A is a high-performance simplex controller module engineered by General Electric (GE Vernova, Boards & Turbine Control) for Mark VIe, Mark VIeS, EX2100e, and LS2100e control systems, designed to execute complex control logic with deterministic response times in industrial automation and turbine control applications. It features a 600 MHz Intel EP80579 processor, 256 MB ECC DDR2 SDRAM, and 2 GB NAND flash, running the QNX Neutrino real-time operating system (RTOS) for reliable, low-latency operation. The controller does not host application I/O directly; instead, it communicates with I/O modules via IONet networks (R, S, T) using IEEE 1588 precision time protocol to synchronize distributed components to within 100 microseconds.
GE IS420UCSBH4A
Product Introduction
The IS420UCSBH4A is a high-performance UCSB controller module designed by General Electric for Mark VIe, EX2100e, and LS2100e control systems, serving as the core processing unit for industrial automation and turbine control applications. It is powered by a 1066 MHz Intel EP80579 processor running the QNX Neutrino real-time operating system, delivering deterministic control with microsecond-level task scheduling for critical turbine operations. The module features a compact, rugged design with conformal coating, dual redundant 24 V DC power inputs, and seamless integration with Mark VIe I/O modules via IONet.
GE IS420UCSBH4A
GE IS420YDOAS1B
Product Overview
The IS420YDOAS1B is a high-reliability discrete output I/O pack developed by General Electric (GE Vernova, Boards & Turbine Control) for Mark VIe and Mark VIeS Speedtronic turbine control systems, designed to provide precise relay-based output control and real-time coil monitoring in industrial automation and turbine control applications. It features 12 individually controllable relay outputs with dedicated coil monitoring, enabling direct interface with process actuators (e.g., solenoid valves, contactors, indicators) while providing feedback for fault detection. The module integrates with Mark VIe IONet architecture for deterministic data transmission, uses a BPPC processor board for fast response, and supports both simplex and TMR (Triple Modular Redundancy) configurations for enhanced availability.
GE M2X-O1-S1-A1-B0-C0-D1-P2-G0-VC0-V0-E0-M0-L2
Product Introduction
The M2X‑O1‑S1‑A1‑B0‑C0‑D1‑P2‑G0‑VC0‑V0‑E0‑M0‑L2 is a high‑performance DGA and moisture monitoring unit designed by GE Vernova for utility and industrial power transformers, serving as a critical component for asset health management. It integrates a single composite gas sensor (measuring H₂, CO, C₂H₂, C₂H₄) and a built‑in moisture sensor to continuously track dissolved fault gases and water content in transformer oil, with readings displayed in %RH and ppm. The unit features a compact, rugged enclosure with no moving parts, reducing maintenance requirements and extending operational lifespan.
