Overview
The HP 2941091 48L Rev B circuit board (part number 98546-66571) is a controller-class printed circuit board from Hewlett-Packard’s industrial automation product line. This PCB operates as a core control component in legacy HP automation and instrumentation systems. The 48L Rev B designation indicates revision B of the 48L series design. As a used unit in functional condition, this board suits replacement and repair applications for matching equipment.
Key Features
- Industrial-grade printed circuit board assembly for HP automation systems
- 48L series configuration with Rev B revision level
- Controller processor board design for integrated system control
- Used condition with normal operational history
- Direct cross-reference part number: 98546-66571
- Legacy compatibility with HP industrial platforms
Technical Specifications
- Manufacturer: Hewlett-Packard (HP)
- Part Number: 2941091
- Alternate Part Number: 98546-66571
- Series: 48L
- Revision Level: Rev B
- Product Type: Controller Processor Circuit Board (PCB)
- Application: Industrial automation control
- Condition: Used, functional
Typical Applications
The HP 2941091 circuit board is commonly used in:
- HP industrial automation controller systems
- Process control and instrumentation platforms
- Legacy manufacturing equipment repair and restoration
- System integration and retrofit projects for compatible HP platforms
- Equipment maintenance and board-level component replacement
Compatibility & Replacements
Compatible With
- HP 48L series automation control systems
- HP industrial controller platforms requiring 48L Rev B processor boards
- Legacy HP automation and instrumentation equipment
Replaces / Drop-In Replacement For
This board carries HP part number 2941091 and alternate designation 98546-66571. Verify board revision (Rev B) matches your system requirements before installation. Confirm compatibility with your system integrator or HP technical documentation before ordering to ensure correct fit for your specific application.
Works With
- HP automation and control system software platforms
- Legacy HP instrumentation systems compatible with 48L processor boards
- Industrial control environments requiring HP-standard PCB modules





