⚡ Power Up Your Safety with Style! Intertek ETL Listed to UL Standard 489, ensuring top-notch safety for US and Canada. Space-saving 2-inch thick body fits seamlessly into your existing Stab-Lok panels. Plug-in type makes replacement a breeze, minimizing downtime. Delivers a robust 50 Amp capacity for your electrical needs. Proudly manufactured by Connecticut Electric, a trusted name in circuit breakers. 50 Amp Power Plug-in Design 10,000 AIC Safety The UBIF250N is a high-performance replacement circuit breaker designed for Federal Pacific Electric Stab-Lok panels. With a 50 Amp capacity and a compact 2-inch thick body, it meets rigorous safety standards and is easy to install, making it an essential upgrade for any electrical system.