Best performance RFI Filters that work right at the noise sources.

Closure Notice: 8/12/2014 - 8/17/2014. Web store remains open. Orders will be fulfilled on 8/18/2014.

Extended Warranties at no charge.

When you purchase the Common Mode Filters and/or the Low Pass Filters from us, we will double the original manufacturers' warranty at no charge to our customers.  You will get TWO FULL YEARS of coverage.

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Common mode Filter >>>>>

Low pass Filter >>>>>

Ferrite Cores >>>>>

We ship world-wide. Please email us for shipping quote to outside of lower US 48 states. The web order processing will not calculate an international shipping correctly.