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Circuit Protection Overview

About TE Connectivity - Circuit Protection

TE Connectivity’s circuit protection products are a part of your everyday life. From your cell phone battery to your car's steering wheel, we’re making your world safer and your electronics more reliable. Common electrical equipment can become dangerous through faults, such as overcurrent, overvoltage or overheating. Our products help prevent damage to electrical equipment when subject to these types of faults.

To date, billions of our circuit protection products have been used to help protect a wide range of electronic products in the automotive, communications, appliance, lighting, medical and portable electronic markets. Our products are certified under UL, TUV and other application specific and regional agencies.

The Raychem circuit protection product history of innovation began in 1980 with the first commercial use of polymeric positive temperature coefficient (PPTC) devices for variable resistors in circuit protection applications. For more information about how this innovative technology works download the Fundamentals of PolySwitch Technology (pdf).


Our Mission

Our mission is to be an indispensable supplier of innovative circuit protection solutions to customers worldwide. Our purpose is to design and manufacture circuit protection devices to help ensure safety and maximize the performance and reliability of your products. We are a global leader in PPTC resettable device technology.

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