General Electric IS420UCSBH3A Mark VIe UCSB Controller Module

SKU IS420UCSBH3A

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12-month warranty
Free returns within 30 days

Manufacturer: General Electric
Product No.: IS420UCSBH3A
Country of origin:United States
Product Type: UCSB Controller Module
Barcode: 8537101190
Payment: T/T, Western Union
Weight: 1315g
Dimensions: 6.4 in x 8.1 in x 1.4 in
Shipping port: Xiamen
Warranty: 12 months

Description

The IS420UCSBH3A is a standalone processor module designed for high-performance turbine control within the General Electric Mark VIe Series ecosystem. This UCSB controller module executes dedicated application code to manage gas, steam, and wind turbine automated drive assemblies, providing a unified control architecture for modern power generation and industrial automation. Unlike legacy hardware platforms like the Mark V Series, which were restricted primarily to gas and steam assets, this module supports integrated wind turbine applications alongside traditional thermal units.

The hardware architecture integrates a processing core, dual network interfaces, and localized diagnostic functionality without relying on a cooling fan or volatile backup batteries. It incorporates proprietary Speedtronic control system technology, operating as the computational hub for the execution of control loops, input/output data processing, and critical protection logic.

Features

Dual-redundant or single-controller configuration options for flexible system architecture.
Fanless thermal design eliminates mechanical wear components to maximize uptime.
Batteryless operation reduces maintenance intervals and environmental waste.
Jumper-free hardware design simplifies field commissioning and replacement procedures.
Front-panel diagnostic LEDs provide direct visual tracking of unit status and runtime health.
Native integration with MarkVIe and MarkStat automation platforms.

Applications

General Electric gas turbine automation and thermal control systems.
Utility-scale steam turbine governor and auxiliary management.
Integrated wind turbine automated drive assemblies and pitch controls.
High-availability industrial process applications utilizing the Speedtronic platform.

Technical Specifications

Parameter	Specification
Manufacturer	General Electric
Model Number	IS420UCSBH3A
Functional Abbreviation	UCSB
Processor Type	1200 MHz EP80579 Intel
Input Voltage	24/28 VDC
Wire Sizes	28 to 16 AWG
Operating Temperature	0 to 65 degC
Weight	approx. 2.9 lbs
Dimensions (H x W x D)	6.4 in x 8.1 in x 1.4 in
Country of Origin	United States (Salem, Virginia factory)
Product Revision	A-rated functional style revision

Interface Mapping

Front Plate LED	Color	Function / Operational State
OT	Amber	Internal components have surpassed the recommended thermal limit.
ON	Varied	Indicates the real-time status of the controller restoration process.
DC	Solid Green	The module has been designated and chosen as the primary controller.
ONL	Solid Green	The controller is online and actively running the application code.

Installation Guidelines

Hazardous Area Precautions: Ensure all environmental controls match Class I, Division 2 specifications prior to mounting or servicing the device. Do not disconnect equipment unless power has been switched off or the area is known to be non-hazardous.
Thermal Management: Mount the unit vertically within the designated enclosure to optimize natural convective airflow, ensuring ambient temperatures around the chassis remain within the 0 to 65 degC operating envelope.
Wiring Requirements: Secure all field and power connections using approved wiring gauges ranging from 28 to 16 AWG. Ensure terminal screws are torqued according to control panel specifications.
Hardware Configuration: The module features a jumper-free layout; all configuration and network address assignments are managed directly via the engineering software platform during commissioning.

Compliance and Certifications

Class I, Division 2, Groups A, B, C, D location standards.
ANSI/ISA-12.12.01-2015 * CAN/CSA-C22.2 No. 213-15

FAQ

What does a solid amber OT LED indicate on the front panel?

A solid amber OT LED indicates that the internal components of the controller have surpassed the recommended operational thermal limit.

Does this controller module require an external backup battery?

No. The hardware architecture operates without a volatile backup battery, eliminating periodic battery maintenance and replacement schedules.

Which standards must be met when mounting this module in hazardous locations?

When installed in Class I, Division 2, Groups A, B, C, or D locations, compliance with ANSI/ISA-12.12.01-2015 or CAN/CSA-C22.2 No. 213-15 standards is required.

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Standard Delivery: 4–6 business days via DHL, FedEx, and UPS.
Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
Worldwide Coverage: Serving over 150 countries.

Returns & Warranty

30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
12-Month Warranty: Every industrial component is backed by our technical warranty.

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Global Express Shipping

Standard Delivery: 4-6 Business Days via DHL, FedEx, and UPS.
Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
Worldwide Coverage: Serving over 150 countries, including rapid delivery to Saudi Arabia and UAE.

Returns & Warranty

30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
12-Month Warranty: Every industrial component is backed by our professional technical warranty.

Orders are processed and delivered Monday-Friday (excluding public holidays).

For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .

TECHNICAL SPECIFICATIONS

Color pattern	Black
Country of origin	United States
Power source	DC Power