The UBITBA120R Challenger Replacement Breaker is a high-quality 20 amp single pole circuit breaker designed to replace Challenger Type breakers in residential electrical panels. Whether you're upgrading an older system or replacing a faulty breaker, this unit provides reliable performance and essential circuit protection. Built with a thermal-magnetic trip system, this 20 amp breaker helps protect your home's electrical system from overloads and short circuits. It is ideal for use in 120V applications such as lighting circuits, wall outlets, and other general-purpose household wiring. This Challenger-compatible breaker features a plug-in design for easy installation and is also engineered for compatibility with Type BR-style load centers, making it a versatile solution for many existing panels. If you're searching for a dependable Challenger breaker replacement or a 20 amp circuit breaker that delivers consistent protection and performance, the UBITBA120R is a trusted choice for both professionals and homeowners. Rated for 120/240 volts, the UBITBA120L breaker is commonly used for lighting circuits, receptacle outlets, and other general household electrical applications. Built from durable materials and tested for reliable performance, this breaker helps maintain safe operation of residential electrical systems.