Original GE IS420UCSBH3A UCSB controller module for Mark VIe turbine control system, high‑performance industrial spare part used for gas and steam turbine equipment maintenance and replacement.

Product Overview

The GE IS420UCSBH3A is a UCSB universal control system block controller module for GE Mark VIe platform. As the core processing unit, it executes real‑time control logic for gas turbines, steam turbines and generator sets. Widely used in power plants, energy industry for system upgrade, overhaul and emergency spare‑part replacement.

Key Features

• High‑speed Intel EP80579 1200MHz processor for real‑time turbine control
• Fan‑less passive cooling design, high stability for harsh power plant environment
• Support IONet and Gigabit Ethernet redundant communication interfaces
• Built‑in fault diagnosis function with status LED indicators

• Support simplex and hot‑standby dual redundancy configuration

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Technical Specifications

• Brand: GE General Electric
• Model: IS420UCSBH3A
• Series: Mark VIe
• Type: UCSB Controller Module
• Processor: Intel EP80579 1200 MHz
• Memory: 1 GB RAM, 2 GB Flash
• Power Supply: 18‑36 VDC

• Application: Gas Turbine, Steam Turbine, Power Generation System

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Compatibility

Designed for GE Mark VIe and Mark VIeS control systems, suitable for power generation cabinet renovation, controller replacement and spare parts inventory.