Molded Case Circuit Breakers

Shop our full range of Molded Case Circuit Breakers (MCCBs) for reliable overcurrent and short-circuit protection in commercial, industrial, and residential electrical systems.

    65 products

    • FDB3100

      FDB3100

      FDB3100

      Eaton
      $377.24
      $377.24
    • FDC3020 | Eaton Series C F-frame Molded Case Circuit Breaker

      FDC3020 | Eaton Series C F-frame Molded Case Circuit Breaker

      Sale

      FDC3020 | Eaton Series C F-frame Molded Case Circuit Breaker

      Eaton
      $3,400.00
      $4,000.00 $3,400.00
      Sale
    • FD63F150

      FD63F150

      FD63F150

      Siemens
      $800.00
      $800.00
    • FD1020

      FD1020

      FD1020

      Eaton
      $173.50
      $173.50
    • FDB3030

      FDB3030

      FDB3030

      Eaton
      $423.90
      $423.90
    • FD3015

      FD3015

      FD3015

      Eaton
      $0.00
      $0.00
    • FD1100

      FD1100

      FD1100

      Eaton
      $491.00
      $491.00
    • FD3125L

      FD3125L

      Sold out

      FD3125L

      Eaton
      $0.00
      $0.00
      Sold out
    • FDB3025

      FDB3025

      FDB3025

      Eaton
      $423.90
      $423.90
    • HFD3060

      HFD3060

      HFD3060

      Eaton
      $1,200.00
      $1,200.00
    • Square D Powerpact 400A Circuit Breaker

      Square D PowerPact PKA36040U64BE1YV P-Frame Molded Case Circuit Breaker, 400A, 3 Pole, 600VAC, I-Line, Micrologic 6.0P Trip Unit

      Sale

      Square D PowerPact PKA36040U64BE1YV P-Frame Molded Case Circuit Breaker, 400A, 3 Pole, 600VAC, I-Line, Micrologic 6.0P Trip Unit

      Square D
      $12,254.00
      $16,000.00 $12,254.00
      Sale
    • EDB16015

      EDB16015

      Sale

      EDB16015

      Square D
      $124.99
      $153.95 $124.99
      Sale
    • EDB16020

      EDB16020

      EDB16020

      Square D
      $139.99
      $139.99
    • EDB16030

      EDB16030

      EDB16030

      Square D
      $143.54
      $143.54
    • EDB14060

      EDB14060

      EDB14060

      Square D
      $99.99
      $99.99
    • BQD250

      BQD250

      BQD250

      Siemens
      $180.00
      $180.00
    • BQD230

      BQD230

      BQD230

      Siemens
      $156.00
      $156.00
    • BQD215

      BQD215

      BQD215

      Siemens
      $176.00
      $176.00
    • EDB24100

      EDB24100

      Sale

      EDB24100

      Square D
      $299.99
      $497.95 $299.99
      Sale
    • EDB26030

      EDB26030

      Sold out

      EDB26030

      Square D
      $249.99
      $405.95 $249.99
      Sold out