Surge Protective Devices

Medium-Voltage Circuit Breakers

High quality surge protection for your custom application

We’re committed to providing high quality surge protection solutions for your application in residential, commercial, and industrial electrical systems. Our complete portfolio of the whole-facility, highly reliable, and easy-to-install protective devices ensure the highest possible electrical system safety while delivering some of the industry’s best performance ratings. Siemens newest residential and commercial product line, BoltShieldTM SPD brings the state-of-art solution surge protection solution to meet the 2020 NEC requirements with capability to increase the modes of protection and a surge capacity via a unique cascading option in your installation. Learn more about BoltShield by clicking below.

For residential solutions click below.

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NEW! Boltshield Surge Protection Devices are available.  

Meet the new code requirements while enjoying the 10-year. Plug In and Bolt On options available.


Download Residential SPD Data Sheet


Download Commercial SPD Data Sheet

Find where to buy Siemens products with our distributor locator and at participating retail partners in the U.S.

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Here you will find important information, documents, and addresses relating to low voltage power distribution and electrical installation technology.

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