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Magnecraft, a range of Schneider Electric, is a broad line of electro-mechanical, hybrid, solid state relays and sockets used in general purpose and industrial applications. Founded in 1951 by Herbert Steinback in Chicago, IL, Magnecraft Electric Company began developing relays for industrial applications. Today, the Magnecraft product range is recognized as the most innovative and quality-conscious name in the industry. We stay ahead by creating the most feature-rich, highest-rated and cost-effective relays, sockets and accessories available.

Since 1951, Magnecraft has acquired many valuable relay lines including…

  • Electro-Seal Division of C.P. Clare in 1972
  • Hart-Advance Relay Division of Oak Industries in 1974
  • Omega Electric Company in 1977v
  • Relay Division of Sigma Instruments in 1986
  • Commercial Relay Division of Struthers-Dunn in 1990
  • Milspec Relay Division of Struthers-Dunn in 1995
  • Solid State Relay Division of Grayhill, Inc. 1999
  • Hermetic Relay Lines from Tyco Electronics in 2003
  • Schneider Electric Acquires Magnecraft Product Range in 2005



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