Who makes a replacement for a challenger breaker?

Replacement parts for Challenger circuit breakers are typically produced by manufacturers such as Siemens, Eaton, and Schneider Electric. Additionally, some aftermarket companies also offer compatible replacements that may fit Challenger breaker panels. It's important to ensure that any replacement breaker meets the necessary safety and code requirements for your electrical system. Always consult an electrician if you're unsure about compatibility or installation.