Overview
The Intel 73928-003 A001 circuit board is a single-board computer (SBC) designed for real-time industrial control and embedded computing applications. Also known as the Intel SBC 186/03A, this microprocessor board features Multibus I architecture, a standard interconnect used extensively in 1980s–1990s industrial automation systems. The board was manufactured in Puerto Rico and represents Intel’s legacy commitment to embedded systems for factory automation and process control environments.
Key Features
- Single-board computer design for embedded industrial control
- Multibus I compatible for system integration and modularity
- Microprocessor-based platform for real-time applications
- Legacy board suitable for retrofit and equipment restoration
- Used condition; fully inspected for resale
Technical Specifications
Complete specification details for this legacy board are limited in modern documentation archives. Key identifiers and manufacturing details are as follows:
- Part Number: Intel 73928-003 A001
- Alternate Part Number: PB 451743-001
- Product Name: SBC 186/03A Microprocessor Board
- Architecture: Multibus I
- Application: Industrial automation, process control, embedded systems
- Manufacture Location: Puerto Rico
- Condition: Used, inspected
Typical Applications
- Legacy industrial control system upgrades and repairs
- CNC machine retrofitting and restoration
- Factory automation equipment maintenance
- Embedded real-time control applications
- Equipment replacement where Multibus I compatibility is required
Compatibility & Replacements
Compatible With
- Multibus I bus systems and controllers
- Intel legacy microprocessor-based platforms
- Industrial automation equipment from the 1980s–1990s era
- Systems requiring SBC 186 architecture compatibility
Replaces / Drop-In Replacement For
- Intel SBC 186/03A boards in equivalent condition
- Other Intel 73928-003 variants in system retrofits
- Legacy embedded control boards requiring PB 451743-001 compatibility
Works With
- Multibus I interconnect and peripheral modules
- Intel 8086/80186-based microprocessor systems
- Legacy industrial control software compatible with SBC platforms
- Equipment from major automation vendors (Siemens, Allen-Bradley legacy systems, GE legacy controllers)
