Circuit Breakers definition: A circuit breaker is an automatically operated electrical switch designed to protect an electrical circuit from damage caused by excess curr... Circuit Breakers Product Listing: MCHDMI-S-RA-2-SMT-KT-T/R,ADT-E165314-09,MCR-B3-RA-SMT-CS2A-15-T/R,SFCJ-8-LP3-CS1,PCB-B-28-SA-25.Circuit Protection type:Circuit Breakers(342033),TVS - Diodes(153041),Fuses(69401),TVS - Varistors, MOVs(33902),Electrical, Specialty Fuses(27310) .Circuit Breakers has 9 pieces of spot stock price information, you can click the "RFQ" button to confirm the inventory and price with the Twicea.