If you have a question about any Spectrum product, or would like dealer information,
you can contact us by email at Sales Inquiry,
or you can fill out the form below:

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For warranty or repair information, see our Warranty Page.
For technical support or assistance with a ThunderBolt,
email our Tech Help address.

We can be reached by phone toll-free at

877-738-7330 (9AM-5PM EST)


Se Habla Español! Para español, marca

678-578-5904 (9AM-5PM EST)


Outside the United States, 770-338-4579

International inquiries via FAX, at

+1 (678) 578-5922


ThunderBolt Storm and Lightning Detector; Proudly Made in the USA

All ThunderBolt units include a 45-day money-back guarantee (less shipping) if not satisfied.
ThunderBolt Storm and Lightning Detector: Proudly made in the USA.

Copyright © 2003, 2007 Spectrum Electronics. All rights reserved.
4357 Park Drive, Suite E, Norcross, GA 30093 • 877-738-7330