Radial Lead RF Choke (RL181S Series)

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RL181S Buy Now

Bourns acquired substantially all of the assets of the J.W. Miller Magnetics Division of Bell Industries, Inc. from Bell. Founded in 1924, J.W. Miller® Magnetics is a well-known supplier of custom and standard magnetic components with capabilities to meet short run or high volume production requirements. Products include a complete line of high-quality coils, chokes, inductors and transformers in both surface mount and through-hole configurations.


  • Formerly JW Miller model
  • Current rating up to 90 mA
  • Inductance range: 1000 μH to 120,000 μH
  • High Q
  • Shielded construction
  • RoHS compliant*


  • DC/DC converters
  • Power supplies
  • Desktop notebooks
  • Output chokes