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- December 14th 2018 -
Call Today Toll Free: 1 (800) 377-3244
We Are Available Monday to Friday From 8 a.m.- 5 p.m., Pacific Time
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Specifcation & Properties

Most data can be found within the following links, for any questions or concerns please contact us.

Ferrite based material specifications for Ferrites Cores, Toroids, Beads, Rods and etc.

Iron Powder specifications and data sheets for Power Conversion, Line Filter and RF Applications cores.

Other toroidal material specifications and data sheets in .PDF format for MPP, Sendust (Kool Mu), and High Flux cores.

Disclaimer: CWS Bytemark reserves the right at any time and from time to time to make changes to design, technical specification, or construction of any product listed on this website without notice. CWS Bytemark also reserves the right to discontinue or limit sale of any product or service available throughout this website on temporary or permanently basis without notice. CWS Bytemark highly recommend customers not to use its products offered on this website for inappropriate use and applications. Products should be tested for its suitability by prospective customers in all possible applications and conditions.

WARNING: This product can expose you to chemicals, which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm.  For more information go to

Any Comments, Suggestions or Questions? Contact us! Email:
CWS 353 West Grove Ave. Orange, California 92865
Call us Toll Free: 1-800-679-3184 or 1 (800) 377-3244
Tel: (714) 279-9010, Fax: (714) 279-9482

Copyright (C)2008, CWS Bytemark
Updated 2013 Jan. Rev. V3.1