Replacement rectifier wheel designed for original generator modules. Precision fit that integrates seamlessly into existing excitation rectifier assemblies. Key benefits Direct replacement for old modules on generators, restoring original function and fit. Brass construction provides hardness and durability for long service life. Stabilizes generator current output, helping to maintain standard current levels and reducing electrical issues. Compatible with circular rectifiers used in brushless generator excitation rectifiers, specifically with diode models ZX25A 12P and ZX25A 12R. Features and functions Function: rectifier wheel for excitation rectifier units, used to convert and stabilize current within the generator excitation system. Material: brass for wear resistance and reliable mechanical performance. Compatibility: fits circular rectifier assemblies in brushless generator excitation rectifiers, matching diode ZX25A 12P and ZX25A 12R configurations. Performance: supports stable current output and helps reduce fluctuations and related electrical faults to improve conversion efficiency. Typical use scenarios Routine maintenance: a worn rectifier wheel in a brushless generator during scheduled servicing to restore reliable excitation performance. Field : swap in a compatible unit when repairing excitation rectifiers that use diode ZX25A 12P or ZX25A 12R to minimize downtime. Generator refurbishment: upgrade older modules with a durable brass replacement to extend operational life and stabilize electrical output. Why choose this part Built to match original module form and function for straightforward replacement. Durable brass construction reduces the need for frequent replacement. Designed specifically for common diode configurations ZX25A 12P and ZX25A 12R to ensure compatibility. Compatible with circular rectifiers of brushless generator excitation rectifiers and intended as a replacement for original old modules on generators.