MH&W offers a huge selection of in stock ferrite cores from manufactures like TDK, Epcos, TDG, Acme, and more. Click to explore our warehouse!

MH&W offers a large complimentary selection of bobbins and clips to go along with your core. Each product should have it's corresponding bobbin and clip where available!

Not sure which material you will need? Use this selection guide to find the right one!

MH&W has partnered with industry leading domestic grinding facilities to offer almost any core modification you can think of. We also offer block assembly into custom U core configurations.