Overview
The ABB NKTU11-15 is an I/O module to termination unit cable designed for ABB Bailey Infi-90 distributed control systems. This termination cable provides reliable signal and power connectivity between I/O modules and termination units in legacy process control applications. Used in refineries, power generation, and chemical facilities, the NKTU11-15 delivers proven performance in harsh industrial environments.
Key Features
- 300V AC voltage rating for reliable power delivery
- 22 AWG conductor gauge for secure signal transmission
- 15-foot length—standard run for most module-to-termination distances
- Infi-90 compatible—direct replacement for existing systems
- Used condition, fully tested and operational
- Quick availability—in-stock, ships within 24 hours
Technical Specifications
The NKTU11-15 meets the electrical and physical requirements of ABB Infi-90 distributed control architecture:
- Voltage Rating: 300V AC
- Conductor Size: 22 AWG
- Cable Length: 15 feet
- Application: I/O Module to Termination Unit connection
- System Compatibility: Bailey Infi-90 DCS
- Condition: Used, fully operational
Typical Applications
The NKTU11-15 termination cable is used in:
- Refinery process control and instrumentation loops
- Power generation distributed control systems
- Chemical processing facilities
- Pulp and paper mill automation
- Utility and infrastructure monitoring systems
- System modernization and legacy system maintenance
Compatibility & Replacements
The NKTU11-15 is a purpose-designed termination unit cable for ABB Infi-90 systems. When sourcing replacement termination cables, verify the cable length (this unit is 15 feet) and confirm compatibility with your specific I/O module type. The NKTU series includes multiple length variants (NKTU11-10, NKTU11-12, NKTU11-16, NKTU11-20, etc.); select the length matching your installation. Used units are widely available from industrial automation surplus and refurbishment channels, offering cost savings compared to new stock while maintaining full operational functionality.












