Square D Circuit Breakers

Square D Circuit Breakers

Find what you need quickly with the SEARCH BAR at the top of the page or choose your specs in the LEFT COLUMN to narrow the results below. If you need help identifying your breaker, here are some tips. Or just give us a call at 800-540-7821 or email us.

28 Item(s)

per page

  • Square D SQD KC24110AB

    Square D SQD KC24110AB 2-P, 110A, 480V, type KC Circuit Breaker

    View Product Details

  • Square D SQD KC24110AC

    Square D SQD KC24110AC 2-P, 110A, 480V, type KC Circuit Breaker

    View Product Details

    $1,110.99
  • Square D SQD KC24110BC

    Square D SQD KC24110BC 2-P, 110A, 480V, type KC Circuit Breaker

    View Product Details

    $1,110.99
  • Square D SQD KC24125AB

    Square D SQD KC24125AB 2-P, 125A, 480V, type KC Circuit Breaker

    View Product Details

    $1,110.99
  • Square D SQD KC24125AC

    Square D SQD KC24125AC 2-P, 125A, 480V, type KC Circuit Breaker

    View Product Details

    $1,110.99
  • Square D SQD KC24125BC

    Square D SQD KC24125BC 2-P, 125A, 480V, type KC Circuit Breaker

    View Product Details

    $1,110.99
  • Square D SQD KC24150AB

    Square D SQD KC24150AB 2-P, 150A, 480V, type KC Circuit Breaker

    View Product Details

    $1,110.99
  • Square D SQD KC24150AC

    Square D SQD KC24150AC 2-P, 150A, 480V, type KC Circuit Breaker

    View Product Details

    $1,110.99
  • Square D SQD KC24150BC

    Square D SQD KC24150BC 2-P, 150A, 480V, type KC Circuit Breaker

    View Product Details

    $1,110.99
  • Square D SQD KC24175AB

    Square D SQD KC24175AB 2-P, 175A, 480V, type KC Circuit Breaker

    View Product Details

    $1,110.99
  • Square D SQD KC24175AC

    Square D SQD KC24175AC 2-P, 175A, 480V, type KC Circuit Breaker

    View Product Details

    $1,110.99
  • Square D SQD KC24175BC

    Square D SQD KC24175BC 2-P, 175A, 480V, type KC Circuit Breaker

    View Product Details

    $1,110.99
  • Square D SQD KC24200AB

    Square D SQD KC24200AB 2-P, 200A, 480V, type KC Circuit Breaker

    View Product Details

    $1,110.99
  • Square D SQD KC24200AC

    Square D SQD KC24200AC 2-P, 200A, 480V, type KC Circuit Breaker

    View Product Details

    $1,110.99
  • Square D SQD KC24200BC

    Square D SQD KC24200BC 2-P, 200A, 480V, type KC Circuit Breaker

    View Product Details

    $1,110.99
  • Square D SQD KC24225AB

    Square D SQD KC24225AB 2-P, 225A, 480V, type KC Circuit Breaker

    View Product Details

    $1,110.99
  • Square D SQD KC24225AC

    Square D SQD KC24225AC 2-P, 225A, 480V, type KC Circuit Breaker

    View Product Details

    $1,110.99
  • Square D SQD KC24225BC

    Square D SQD KC24225BC 2-P, 225A, 480V, type KC Circuit Breaker

    View Product Details

    $1,110.99
  • Square D SQD KC24250AB

    Square D SQD KC24250AB 2-P, 250A, 480V, type KC Circuit Breaker

    View Product Details

    $1,364.16
  • Square D SQD KC24250AC

    Square D SQD KC24250AC 2-P, 250A, 480V, type KC Circuit Breaker

    View Product Details

    $1,364.16
  • Square D SQD KC24250BC

    Square D SQD KC24250BC 2-P, 250A, 480V, type KC Circuit Breaker

    View Product Details

    $1,364.16
  • Square D SQD KC34110

    Square D SQD KC34110 3-P, 110A, 480V, type KC Circuit Breaker

    View Product Details

    $1,389.97
  • Square D SQD KC34125

    Square D SQD KC34125 3-P, 125A, 480V, type KC Circuit Breaker

    View Product Details

    $1,389.97
  • Square D SQD KC34150

    Square D SQD KC34150 3-P, 150A, 480V, type KC Circuit Breaker

    View Product Details

    $1,389.97
  • Square D SQD KC34175

    Square D SQD KC34175 3-P, 175A, 480V, type KC Circuit Breaker

    View Product Details

    $1,389.97
  • Square D SQD KC34200

    Square D SQD KC34200 3-P, 200A, 480V, type KC Circuit Breaker

    View Product Details

    $1,389.97
  • Square D SQD KC34225

    Square D SQD KC34225 3-P, 225A, 480V, type KC Circuit Breaker

    View Product Details

    $1,389.97
  • Square D SQD KC34250

    Square D SQD KC34250 3-P, 250A, 480V, type KC Circuit Breaker

    View Product Details

    $1,704.33

28 Item(s)

per page

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.