Product Overview

The General Electric IS420UCSBH4A is a UCSB controller module engineered for high-performance control within the Mark VIe, EX2100e, and LS2100e automation platforms. Designed as a standalone computing unit, this controller executes real-time control logic while interfacing with distributed I/O packs through dedicated Ethernet-based control networks. Its architecture supports continuous operation, making it suitable for mission-critical turbine and excitation control systems.

Housed in a compact industrial enclosure, the IS420UCSBH4A integrates processing, communication, and power management into a single module. The design eliminates unnecessary auxiliary components, reducing system complexity while improving long-term operational reliability in demanding industrial environments.

Key Technical Characteristics

• Module Type: UCSB Controller Module

• Control Platform Compatibility: Mark VIe, EX2100e, LS2100e

• Processor: Intel EP80579, 1066 MHz

• Control Architecture: Distributed I/O with network-based data exchange

• Memory Type: Flash memory for firmware and application updates

• Network Interfaces: Multiple Ethernet ports for IONet communication

• Mounting: VME-style rack backplane connection

• Net Weight: Approx. 0.22 kg

• Dimensions: 2.1 × 18.6 × 26.3 cm

• Manufacturing Origin: USA

Industrial Applications

The IS420UCSBH4A is widely deployed in gas and steam turbine control systems, generator excitation systems, and balance-of-plant automation. It is particularly well suited for power generation facilities, oil and gas installations, and large industrial plants requiring deterministic control performance and high system availability.

Its modular design allows easy integration into new installations as well as retrofit projects where existing Mark VIe-based systems must be maintained or expanded with minimal downtime.