Overview
The Leeds Northrup 444508 Rev B2 is a precision amplifier board engineered for industrial automation and control systems. Manufactured by Leeds & Northrup—a legacy American electrical technology company founded in 1899 and later acquired by Honeywell—this board delivers reliable signal conditioning and amplification for servo motors, process control loops, and instrumentation applications.
Key Features
- Proven servo amplifier design for closed-loop motor control systems
- Compatible with legacy industrial automation platforms
- Robust circuit design built for harsh industrial environments
- Rev B2 configuration optimized for operational stability
- Used condition, tested and fully functional
Technical Specifications
Specific technical parameters including voltage ratings, current capacity, and frequency response require verification with your system integrator or the original equipment documentation. This unit is offered as-is in used condition.
Typical Applications
- Servo motor amplification and control
- Industrial process instrumentation feedback loops
- Legacy manufacturing automation systems
- Drive and speed control circuits
- Signal conditioning for analog control signals
Compatibility & Replacements
Compatible With
- Leeds & Northrup legacy control systems
- Honeywell industrial automation platforms
- Servo motor systems requiring analog amplification
- Custom industrial control cabinets
Replaces / Drop-In Replacement For
The 444508 Rev B2 may be compatible with earlier revisions of the same board type. Verify compatibility with your system integrator before ordering to ensure proper fit and electrical characteristics in your specific application.
Works With
- Analog servo control loops
- DC motor control circuits
- Process control instrumentation
- Legacy industrial PLC systems
- Custom amplification modules






