Square D Circuit Breakers

Square D Circuit Breakers

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Items 1 to 36 of 92 total

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  • Square D SQD FH16015A

    Square D SQD FH16015A 1-P, 15A, 277V, type FH Circuit Breaker

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    $98.02
  • Square D SQD FH16015B

    Square D SQD FH16015B 1-P, 15A, 277V, type FH Circuit Breaker

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    $98.02
  • Square D SQD FH16015C

    Square D SQD FH16015C 1-P, 15A, 277V, type FH Circuit Breaker

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    $98.02
  • Square D SQD FH16020A

    Square D SQD FH16020A 1-P, 20A, 277V, type FH Circuit Breaker

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    $98.02
  • Square D SQD FH16020B

    Square D SQD FH16020B 1-P, 20A, 277V, type FH Circuit Breaker

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    $98.02
  • Square D SQD FH16020C

    Square D SQD FH16020C 1-P, 20A, 277V, type FH Circuit Breaker

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    $98.02
  • Square D SQD FH16025A

    Square D SQD FH16025A 1-P, 25A, 277V, type FH Circuit Breaker

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    $98.02
  • Square D SQD FH16025B

    Square D SQD FH16025B 1-P, 25A, 277V, type FH Circuit Breaker

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    $98.02
  • Square D SQD FH16025C

    Square D SQD FH16025C 1-P, 25A, 277V, type FH Circuit Breaker

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    $98.02
  • Square D SQD FH16030A

    Square D SQD FH16030A 1-P, 30A, 277V, type FH Circuit Breaker

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    $98.02
  • Square D SQD FH16030B

    Square D SQD FH16030B 1-P, 30A, 277V, type FH Circuit Breaker

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    $98.02
  • Square D SQD FH16030C

    Square D SQD FH16030C 1-P, 30A, 277V, type FH Circuit Breaker

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    $98.02
  • Square D SQD FH16035A

    Square D SQD FH16035A 1-P, 35A, 277V, type FH Circuit Breaker

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    $98.02
  • Square D SQD FH16035B

    Square D SQD FH16035B 1-P, 35A, 277V, type FH Circuit Breaker

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    $98.02
  • Square D SQD FH16035C

    Square D SQD FH16035C 1-P, 35A, 277V, type FH Circuit Breaker

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    $98.02
  • Square D SQD FH16040A

    Square D SQD FH16040A 1-P, 40A, 277V, type FH Circuit Breaker

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    $98.02
  • Square D SQD FH16040B

    Square D SQD FH16040B 1-P, 40A, 277V, type FH Circuit Breaker

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    $98.02
  • Square D SQD FH16040C

    Square D SQD FH16040C 1-P, 40A, 277V, type FH Circuit Breaker

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    $98.02
  • Square D SQD FH16045A

    Square D SQD FH16045A 1-P, 45A, 277V, type FH Circuit Breaker

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    $98.02
  • Square D SQD FH16045B

    Square D SQD FH16045B 1-P, 45A, 277V, type FH Circuit Breaker

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    $98.02
  • Square D SQD FH16045C

    Square D SQD FH16045C 1-P, 45A, 277V, type FH Circuit Breaker

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    $98.02
  • Square D SQD FH16050A

    Square D SQD FH16050A 1-P, 50A, 277V, type FH Circuit Breaker

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    $98.02
  • Square D SQD FH16050B

    Square D SQD FH16050B 1-P, 50A, 277V, type FH Circuit Breaker

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    $98.02
  • Square D SQD FH16050C

    Square D SQD FH16050C 1-P, 50A, 277V, type FH Circuit Breaker

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    $98.02
  • Square D SQD FH16060A

    Square D SQD FH16060A 1-P, 60A, 277V, type FH Circuit Breaker

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    $98.02
  • Square D SQD FH16060B

    Square D SQD FH16060B 1-P, 60A, 277V, type FH Circuit Breaker

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    $98.02
  • Square D SQD FH16060C

    Square D SQD FH16060C 1-P, 60A, 277V, type FH Circuit Breaker

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    $108.75
  • Square D SQD FH16070A

    Square D SQD FH16070A 1-P, 70A, 277V, type FH Circuit Breaker

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    $108.75
  • Square D SQD FH16070B

    Square D SQD FH16070B 1-P, 70A, 277V, type FH Circuit Breaker

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    $108.75
  • Square D SQD FH16070C

    Square D SQD FH16070C 1-P, 70A, 277V, type FH Circuit Breaker

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    $108.75
  • Square D SQD FH16080A

    Square D SQD FH16080A 1-P, 80A, 277V, type FH Circuit Breaker

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    $108.75
  • Square D SQD FH16080B

    Square D SQD FH16080B 1-P, 80A, 277V, type FH Circuit Breaker

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    $108.75
  • Square D SQD FH16080C

    Square D SQD FH16080C 1-P, 80A, 277V, type FH Circuit Breaker

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    $108.75
  • Square D SQD FH16090A

    Square D SQD FH16090A 1-P, 90A, 277V, type FH Circuit Breaker

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    $108.75
  • Square D SQD FH16090B

    Square D SQD FH16090B 1-P, 90A, 277V, type FH Circuit Breaker

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    $108.75
  • Square D SQD FH16090C

    Square D SQD FH16090C 1-P, 90A, 277V, type FH Circuit Breaker

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    $108.75

Items 1 to 36 of 92 total

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Square D circuit breakers are available in countless different configurations, reconditioned and new. We list hundreds of models in our online catalog, including popular models like the XO120, EDB34030, KA36200, QOB230, and FA34100, as well as various other models, new, used, and professionally reconditioned. If you're having a difficult time finding the exact part you need, or you're looking for an obsolete/discontinued model that we don't list on our site, CALL US and we'll help you get the Square D breaker you need, quickly. Keep in mind that we offer same day shipping and overnight shipping options.

Square D is an American manufacturer of equipment used to control and distribute electric power headquartered in Palatine, Illinois.

Square D was founded in 1903 in Detroit, Michigan by Bryson Dexter Horton who is credited with the invention of the safety switch which encased high voltage switches and started the company's main line of business of circuit breakers and encased control panels. In 1991, the company was acquired and became a subsidiary of Schneider Electric. Products and systems developed by the Square D brand are present in all sectors of activity, from circuit breakers to monitoring and control systems. The tertiary and residential building sectors are major consumers of Square D product.