A small sampling of over 1,000 different types of stock bobbins (many fit US laminations) now available to US transformer manufacturers. These high quality bobbins are made by the 70-year-old West German firm of Rudolf Michael, Gmbh. McElroy Electronics Corporation is the exclusive North & Central America distributor.

MICHAEL Bobbins - by Rudolf Michael, Gmbh

 
"Use These Bobbins to Meet Worldwide Agency Requirements"
Now easily meet UL, VDE, TUV, I.E.C. and other worldwide standards!
  • Over 350 EI types that range from .400" to 2.6" center-leg lamination dimension.
  • Nearly 200 UI types that range from .400" to 2.8" center-leg lamination dimension.
  • Over 200 printed circuit bobbins ranging from .244"- 1.57" center-leg lamination dimension.
  • 44 EI bobbins consisting of 3 and 4 part sets with encapsulating cups ranging from .570" - .881" center-leg lamination dimension.
  • Over 60 bobbins to meet VDE 0551.
  • Thousands in stock in the USA.
  • Stock materials include:
    Durethan (30% glass-filled nylon)    .
    DuPont Rynite® 7931.
    DuPont Rynite® FR 530 is available by special order.
Rynite® is a registered trademark of DuPont Corporation
McElroy Electronics Corporation · 27-33 Fredonian Street · P.O. Box 488 · Shirley, MA 01464
1-800-225-0682 · 978-425-4055 · FAX: 978-425-6116 · jackm@mcelroyelectronics.com