Circuit Protection

Bourns is a global manufacturer of a very broad portfolio of Circuit Protection solutions. Our devices protect sensitive electronic circuits in automotive, communications, industrial, low to medium risk medical* and consumer applications. The Bourns Circuit Protection portfolio includes resettable polymer and ceramic PTCs, GDTs, MOVs, thyristors, TVS diodes, TBU® high-speed protectors, Power TVS diodes, single shot fuses, ESD protectors, LED shunt protectors, thermal cutoff devices and surge protective devices (SPDs). Bourns is recognized as a global leading supplier of reliable circuit protection solutions based on innovative technologies such as TBU® HSPs, TCS, mini-breaker TCOs and GMOV™ hybrid protection components.

Wireless and Wireline



Industry 4.0

Industry 4.0


Cloud and Edge



*Bourns® products have not been designed for and are not intended for use in “lifesaving,” “life-critical” or “life-sustaining” applications nor any other applications where failure or malfunction of the Bourns® product may result in personal injury or death. See Legal Disclaimer Notice
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