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      General Electric IS420UCSBH4A
      General Electric IS420UCSBH4A
      General Electric IS420UCSBH4A
      General Electric IS420UCSBH4A
      General Electric IS420UCSBH4A
      General Electric IS420UCSBH4A

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      In Stock
      a UCSB Controller Module manufactured by General Electric as part of the Mark Vle Series

      IS420UCSBH4A

      Spare Part Number

      PNIS420UCSBH4A

      Product Information:

      a UCSB Controller Module 
      part of the Mark Vle Series 
      used in gas turbine control systems 
      GE Speedtronic Mark Vle Replacement Parts
      with a 1066 MHz Intel EP80579 microprocessor

      Product image is representative; revision or series may vary. Contact us to request a specific version.
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      • One-year warranty
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      Technical specifications for

      IS420UCSBH4A

      0 TECHNICAL PARAMETERS
      • Manufacturer:
        General Electric
      • Product Category:
        Gas Turbine Control
      • Spare Part Number:
        IS420UCSBH4A
      • Estimated shipping dimensions:
        4.8x16x20.2cm
      • Weight:
        1.04 kg
      • Tariff Code:
        8537101190
      • Country of origin:
        USA
      • Place of shipment:
        Xiamen, Fujian, China
      • AmbientTemperatureRating:
        -30to+65°C(-22to+149°F)
      • Frame rate:
        10,20, 40, 80, 160,or 320 ms
      • Ports:
        5 Ethernet,1 USB,I COM
      • Configuration:
        Simplex, dual, triple
      • Power:
        18to32V dc
      • Safety:
        IEC-61508 compliant
      • Humidity:
        5 to 95% non-condensing
      • Series:
        GE Mark VIe
      • Stock Availability:
        40
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      PRODUCT & ORDER FAQS

      Questions buyers ask about IS420UCSBH4A

      • What is the architectural role of the IS420UCSBH4A within the GE Mark VIe turbine control ecosystem?

        The IS420UCSBH4A serves as a high‑performance UCSB controller module that functions as the central processing node within GE’s Mark VIe Speedtronic turbine control system, executing critical control logic, interfacing with I/O modules over real‑time deterministic networks, and coordinating automation functions in gas and steam turbine applications.

      • How does the processing architecture of the IS420UCSBH4A ensure real‑time deterministic control execution?

        The IS420UCSBH4A leverages a high‑speed Intel EP80579 microprocessor (1066 MHz) paired with a real‑time multitasking operating system (such as QNX Neutrino) to guarantee deterministic execution of control algorithms, minimizing jitter and ensuring precise timing in mission‑critical industrial loops.

      • In what way is the communication topology of the IS420UCSBH4A optimized for robust industrial networking?

        The IS420UCSBH4A integrates multiple Ethernet/RJ45 interfaces and proprietary IONet networks for high‑speed, redundant, deterministic communication between the controller and distributed I/O modules, enabling fault‑tolerant data exchange even under high‑interference conditions.

      • What environmental and operational parameters define the industrial viability of the IS420UCSBH4A?

        Designed for industrial environments, the IS420UCSBH4A supports extended ambient temperature ranges (e.g., −30 °C to +65 °C or wider), robust power‑rail operation (24–28 VDC), and hardened electronic components to maintain stability in harsh plant conditions.

      • How does the IS420UCSBH4A handle fault tolerance, redundancy, and system availability?

        The IS420UCSBH4A is engineered to support redundant configurations (e.g., dual or TMR architectures) and incorporate features such as redundant I/O nets, failover paths, and diagnostic reporting to maximize uptime and mitigate single points of failure in high‑availability control systems.

      • What are the memory and firmware update capabilities intrinsic to the IS420UCSBH4A module?

        In the IS420UCSBH4A, non‑volatile flash memory supports firmware storage and field upgrades, while DDR2 SDRAM provides operational buffering and real‑time execution space, allowing controlled updates without hardware replacement.

      • What control functions can the IS420UCSBH4A execute within an integrated turbine automation system?

        The IS420UCSBH4A executes an array of control strategies including regulation control, sequencer control, protective interlocks, combustion optimization, and fuel management to maintain operational safety, performance, and energy efficiency.
      All FAQ
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          Moore Disclaimer: Moore Automated's sales automation equipment and related solutions are intended for industrial automation and business operational efficiency improvement purposes only. Product information, technical parameters, and application cases are for reference only and do not constitute an absolute guarantee of performance for any specific industry, scenario, or final application. Actual equipment performance may vary depending on factors such as the usage environment, system integration method, and maintenance conditions. Users should confirm compatibility and safety based on professional technical assessments. Moore Automated assumes no liability for any direct or indirect losses caused by improper use, modification, or failure to operate according to specifications, to the extent permitted by law.

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