Federal Pacific NA50 – 50A 1 Pole Miniature Circuit Breaker Top Pick

Supplying 50 amps of thermal-magnetic protection, this single-pole unit is essential for servicing older residential and commercial properties. It features the signature color-coded handle for quick amperage identification inside the panel. Designed specifically for classic Federal Pacific Stab-Lok load centers, the full-width, one-inch profile installs into existing busbars. It acts as a perfect substitute for the UBIF50N, delivering dependable 10kAIC fault defense for legacy systems.