Connecticut Electric manufactures new high quality replacement circuit breakers for Zinsco load centers that accept Zinsco QC style circuit breakers. Circuit breakers should only be replaced with new tested and Safety Agency Listed circuit breakers, never used or refurbished ones.
Replacement Zinsco circuit breaker manufactured new by Connecticut Electric
For use in Zinsco circuit breaker panels
Intertek ETL Listing to UL Standard 489 for US and Canada-Molded case circuit breakers
120/240 VAC 2 Pole breaker in a 1 1/2" body
Plug in type
May also be branded as Sylvania (ie Sylvania QC100)