UBIF0250N-New Federal Pacific Electric Stab-Lok NC250 Replacement. Two Pole 50 Amp Thin Series Manufactured by Connecticut Electric Replacement Federal Pacific Electric Stab-Lok circuit breaker manufactured new by Connecticut Electric For use in Stab-Lok circuit breaker panels Intertek ETL Listing to UL Standard 489 for US and Canada-Molded case circuit breakers 10,000 AIC 50 Amp 120/240 VAC 2 Pole breaker in 1" thin body-NC Style Plug in type