GU-G08 80173-109-01 | Allen Bradley Thyristor Control Board Module

Product Description

The Allen Bradley GU-G08 (80173-109-01) is a thyristor control and communication board designed for soft starter systems and industrial power regulation. Built with durable industrial-grade components, this module integrates thyristor firing control and communication circuitry, ensuring efficient current regulation and reliable startup performance. Although discontinued, it remains widely used in legacy Allen Bradley systems and retrofit projects.

Technical Specifications

• Manufacturer: Allen Bradley (Rockwell Automation)

• Model: GU-G08

• Part Number: 80173-109-01

• Product Type: Thyristor control and communication board

• Country of Origin: United States

• Dimensions: 20.9 cm × 25 cm × 2.3 cm

• Weight: 0.2 kg

• Primary Function: Power regulation and thyristor signal control for soft starter circuits

• Communication: Integrated onboard communication circuitry for synchronization and data exchange

• Mounting Type: Panel-mounted PCB board

• Construction: Industrial-grade components for durability and long-term stability

Key Features

• Integrated Thyristor and Control Logic: Combines power regulation and communication on one board for compact system design

• Stable Power Regulation: Provides consistent current flow and smooth motor startup in soft starter applications

• High Reliability: Engineered to withstand thermal and electrical stress in industrial environments

• Compact and Lightweight: Simplifies installation and integration into control panels

• Legacy Compatibility: Fully compatible with selected Allen Bradley soft starter assemblies and retrofit applications

Application Scenarios

• Soft Starter Power Modules: Controls thyristor firing and power delivery in motor startup systems

• Automation Systems: Provides stable power regulation for industrial equipment

• Manufacturing Plants: Used in machinery startup sequencing and overload management

• Retrofit Projects: Supports legacy Allen Bradley control units still in operation

FAQ

Q: Is the GU-G08 80173-109-01 still in production?  A: No, it has been discontinued but remains available as a replacement part.

Q: What is its role in a soft starter system?  A: It regulates thyristor triggering and manages communication signals between the control unit and the power stage.

Q: Can it be used outside Allen Bradley systems?  A: While designed for Allen Bradley, it may be adapted to compatible soft starter configurations with engineering validation.