Product Overview

The GE IS421UCSBH1A is a UCSB controller module used in Mark VIe control architectures to execute application control logic and coordinate distributed I/O over the system network. This unit is designed for panel installation and is commonly deployed where high-availability control is required without relying on a traditional rack backplane for I/O processing.

Within Mark VIe systems, the controller communicates with I/O packs and other nodes through IONet, providing deterministic data exchange for real-time control and protection functions. The hardware design emphasizes maintainability and reliability for continuous-duty industrial service.

Hardware Parameters

• Model: IS421UCSBH1A

• Product series: Mark VIe

• Product type: UCSB Controller Module

• Processor: 600 MHz Intel CPU

• Communications: IONet interfaces for Mark VIe distributed I/O

• Architecture: Standalone controller, panel-mount form factor

• Reliability design: Fanless and batteryless construction

• Firmware handling: Flash-based update capability

• PCB protection: Conformal-coated electronics (typical for cabinet use)

• Condition: Brand New

• Availability: In Stock

• Weight: 0.9 kg

• Dimensions: 20 × 11.5 × 5.7 cm

• Country of origin: USA

• HS Code: 8537101190

• Discontinued status: Active

• MOQ: 1

Key Technical Characteristics

• Deterministic network control using IONet communications to coordinate distributed I/O and system nodes

• Redundancy-ready design supporting high-availability network implementations (system configuration dependent)

• No field jumpers in normal service, supporting repeatable replacement and reduced commissioning error risk

• Industrial reliability features including fanless operation and no onboard battery maintenance

• Compact footprint intended for panel space efficiency in turbine, balance-of-plant, and process control cabinets

Industrial Applications

• Mark VIe control systems for turbine, generator, and balance-of-plant automation

• Power generation applications requiring continuous-duty controller performance and deterministic I/O communications

• Oil & gas and heavy industry control cabinets needing rugged, low-maintenance controller hardware

• Modernization and spares where exact part-number replacement is required to preserve system configuration