Overview
The Emerson PN2450-8001 Focus II is a single-phase DC drive engineered for industrial motor control and variable frequency applications. Operating at 230VAC, this 3-5HP unit is part of Emerson’s WER/Focus II series and is designed for use in manufacturing, process control, and automation systems where precise motor speed regulation is required. This drive is ideal for retrofitting existing systems or as a replacement component in legacy installations.
Key Features
- 230VAC single-phase input voltage with 3-5HP rating
- DC drive technology for smooth, adjustable motor speed control
- Compact Focus II design for space-constrained cabinets
- Legacy Emerson WER series proven in industrial environments
- Simple startup configuration for existing automation systems
Technical Specifications
- Input Voltage: 230VAC, single-phase
- Horsepower Rating: 3-5HP
- Drive Type: DC drive / variable frequency
- Series: Emerson Focus II / WER
- Output: DC motor control
- Frequency: 50/60 Hz
- Manufacturer: Emerson / US Motors
- Part Number: PN2450-8001
Typical Applications
- Industrial pump and fan motor control
- Manufacturing process automation systems
- Tool and machine tool motor drives
- HVAC and ventilation fan control
- Legacy automation system retrofit and replacement
Compatibility & Replacements
Compatible With
- DC motors rated for 3-5HP in industrial automation systems
- Single-phase 230VAC industrial power supplies
- Legacy Emerson / US Motors WER series control systems
- Standard industrial cabinet mounting configurations
Replaces / Drop-In Replacement For
- Verify compatibility with your system integrator or OEM documentation before ordering to ensure proper fit and function with your existing installation.
Works With
- DC motor control protocols and industrial automation standards
- Standard industrial electrical control panels
- Legacy Emerson automation software and configuration tools
- Verify specific software and hardware compatibility with your current system configuration before installation.




