The HACR-rated Zinsco Thick 40 amp 1-1/2 inch Double-Pole Type Z UBI Replacement Circuit Breaker is for use with Zinsco load centers. This replacement circuit breaker is for typical applications up to 25400 watt, such as large central-air conditioners and electrical additions like sub-feed panel boxes.

• Zinsco Replacement Circuit Breaker : QC40
• 2 Pole breaker in a 1 body thick series
• Intertek ETL Listing to UL Standard 489 for US and Canada Molded case circuit breakers
• Manufactured New by Connecticut Electric
• For use in Zinsco Type QC circuit breaker panels
• Plug in type
• 40 AMP - 120/240 VAC - 10,000 AIC
• May also be branded as Sylvania (i.e. Sylvania QC15)
• RF sealed clamshell package with security tag