Q.Please provide the Mean Time Between Failure (MTBF) and Failures in Time (FIT) for common mode filters (common mode chokes). EMC Components >  EMC Components >  Common Mode Filters / Chokes A. For information on the Mean Time Between Failure (MTBF) and Failures in Time (FIT) for common mode filters (common mode chokes), please prepare the following four items, and send inquiries to your nearby sales office or distributor, or send inquiries from this website. (1) Product number (2) Usage (CAN communication, etc.) (3) Hours of operation per day (4) Operating environment temperature product portal Common Mode Filters / Chokes Contact Information   Inquiries on products, sales, or technical matters