Box Resistors

Dayton-Phoenix is the OEM for box resistors, which translates to a best-in-class part with life-cycle cost reductions for you. Our box resistors are 100% factory tested and will exceed maintenance overhaul schedules to provide years of field-proven reliability.
Innovative design features in insulation, resistive element, and case technologies and a flexible design system allows us to adapt design concepts and materials to a product that best meets your needs.
Other benefits of our box resistors:
- Manufactured by Dayton-Phoenix Group since 1954
- Over 100 part numbers offered for both domestic and export locomotives
- Service repair parts for locomotives from new to 35+ years old
- Resistances from 0.5 ohms to 3.0 ohms
- Resistor designs handling up to 1000 amps
- Competitive pricing