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    • Circuit Breakers

    Electrical Breaker Panel & Circuit Breaker Panels

    Quality Switchgear sells and repairs electrical breaker panels of many types. If you need your circuit breaker components new, rebuilt, or refurbished, we can sell you the parts you need, when you need them. We understand how crucial circuit breaker panels can be and how time sensitive these parts are.

    When a machine in a plant breaks down, you need reliable components that ship quickly. We are available for service 24 hours a day, seven days a week. Let us know how we can help and how fast you need your electrical breaker panel order, and we will make it happen.

    • MDN516 MDN516
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      MDN516

      Cutler Hammer MDN516 Insulated Case Circuit Breaker. Family Magnum DS; Type MDN; 3 Pole; 3 Phase; 1600 Amp; 50kA@508V AIC; Bolt-On Mounting. Eaton's Magnum DS Low Voltage Power Circuit Breakers offer the highest ANSI interrupting and withstand ratings...

      Amperage: 1600
      Family: Magnum DS
      Trip Functions: LI
      Poles: 3
      Type: MDN
      AIC: 50kA@480V
      Mount Type: Bolt-On
      RFQ
      View Details
    • MDN608 MDN608
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      MDN608

      Cutler Hammer MDN608 Insulated Case Circuit Breaker. Family Magnum DS; Type MDN; 3 Pole; 3 Phase; 800 Amp; 65kA@508V AIC; Bolt-On Mounting. Eaton's Magnum DS Low Voltage Power Circuit Breakers offer the highest ANSI interrupting and withstand ratings in...

      Amperage: 800
      Family: Magnum DS
      Trip Functions: LI
      Poles: 3
      Type: MDN
      AIC: 65kA@480V
      Mount Type: Bolt-On
      RFQ
      View Details
    • MDN612 MDN612, front
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      MDN612

      Cutler Hammer MDN612 Insulated Case Circuit Breaker. Family Magnum DS; Type MDN; 3 Pole; 3 Phase; 1200 Amp; 65kA@600V AIC; Bolt-On Mounting. Eaton's Magnum DS Low Voltage Power Circuit Breakers offer the highest ANSI interrupting and withstand ratings...

      Amperage: 1200
      Family: Magnum DS
      Trip Functions: LI
      Poles: 3
      Type: MDN
      AIC: 65kA@480V
      Mount Type: Bolt-On
      RFQ
      View Details
    • MDN616 MDN616
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      MDN616

      Cutler Hammer MDN616 Insulated Case Circuit Breaker. Family Magnum DS; Type MDN; 3 Pole; 3 Phase; 1600 Amp; 65kA@508V AIC; Bolt-On Mounting. Eaton's Magnum DS Low Voltage Power Circuit Breakers offer the highest ANSI interrupting and withstand ratings...

      Amperage: 1600
      Family: Magnum DS
      Trip Functions: LI
      Poles: 3
      Type: MDN
      AIC: 65kA@480V
      Mount Type: Bolt-On
      RFQ
      View Details
    • MDN620 MDN620
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      MDN620

      Cutler Hammer MDN620 Insulated Case Circuit Breaker. Family Magnum DS; Type MDN; 3 Pole; 3 Phase; 2000 Amp; 65kA@508V AIC; Bolt-On Mounting. Eaton's Magnum DS Low Voltage Power Circuit Breakers offer the highest ANSI interrupting and withstand ratings...

      Amperage: 2000
      Family: Magnum DS
      Trip Functions: LI
      Poles: 3
      Type: MDN
      AIC: 65kA@480V
      Mount Type: Bolt-On
      RFQ
      View Details
    • MDN640 MDN640
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      MDN640

      Cutler Hammer MDN640 Insulated Case Circuit Breaker. Family Magnum DS; Type MDN; 3 Pole; 3 Phase; 4000 Amp; 65kA@508V AIC; Bolt-On Mounting. Eaton's Magnum DS Low Voltage Power Circuit Breakers offer the highest ANSI interrupting and withstand ratings...

      Amperage: 4000
      Family: Magnum DS
      Trip Functions: LI
      Poles: 3
      Type: MDN
      AIC: 65kA@480V
      Mount Type: Bolt-On
      RFQ
      View Details
    • MDN840 MDN840
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      MDN840

      Cutler Hammer MDN840 Insulated Case Circuit Breaker. Family Magnum DS; Type MDN; 3 Pole; 3 Phase; 4000 Amp; 85kA@508V AIC; Bolt-On Mounting. Eaton's Magnum DS Low Voltage Power Circuit Breakers offer the highest ANSI interrupting and withstand ratings...

      Amperage: 4000
      Family: Magnum DS
      Trip Functions: LI
      Poles: 3
      Type: MDN
      AIC: 85kA@480V
      Mount Type: Bolt-On
      RFQ
      View Details
    • MDNC08 MDNC08
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      MDNC08

      Cutler Hammer MDNC08 Insulated Case Circuit Breaker. Family Magnum DS; Type MDNC; 3 Pole; 3 Phase; 800 Amp; 100kA@508V AIC; Bolt-On Mounting. Eaton's Magnum DS Low Voltage Power Circuit Breakers offer the highest ANSI interrupting and withstand ratings...

      Amperage: 800
      Family: Magnum DS
      Trip Functions: LI
      Poles: 3
      Type: MDNC
      AIC: 100kA@480V
      Mount Type: Bolt-On
      RFQ
      View Details
    • MDNC16 MDNC16
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      MDNC16

      Cutler Hammer MDNC16 Insulated Case Circuit Breaker. Family Magnum DS; Type MDNC; 3 Pole; 3 Phase; 1600 Amp; 100kA@508V AIC; Bolt-On Mounting. Eaton's Magnum DS Low Voltage Power Circuit Breakers offer the highest ANSI interrupting and withstand ratings...

      Amperage: 1600
      Family: Magnum DS
      Trip Functions: LI
      Poles: 3
      Type: MDNC
      AIC: 100kA@480V
      Mount Type: Bolt-On
      RFQ
      View Details
    • MDNC20 MDNC20
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      MDNC20

      Cutler Hammer MDNC20 Insulated Case Circuit Breaker. Family Magnum DS; Type MDNC; 3 Pole; 3 Phase; 2000 Amp; 100kA@508V AIC; Bolt-On Mounting. Eaton's Magnum DS Low Voltage Power Circuit Breakers offer the highest ANSI interrupting and withstand ratings...

      Amperage: 2000
      Family: Magnum DS
      Trip Functions: LI
      Poles: 3
      Type: MDNC
      AIC: 100kA@480V
      Mount Type: Bolt-On
      RFQ
      View Details
    • MDNC40 MDNC40, front
      Quick view

      MDNC40

      Cutler Hammer MDNC40 Insulated Case Circuit Breaker. Family Magnum DS; Type MDNC; 3 Pole; 3 Phase; 4000 Amp; 100kA@480V AIC; Bolt-On Mounting. Eaton's Magnum DS Low Voltage Power Circuit Breakers offer the highest ANSI interrupting and withstand ratings...

      Amperage: 4000
      Family: Magnum DS
      Trip Functions: LI
      Poles: 3
      Type: MDNC
      AIC: 100kA@480V
      Mount Type: Bolt-On
      RFQ
      View Details
    • MDNC4N MDNC4N, front
      Quick view

      MDNC4N

      Cutler Hammer MDNC40 Insulated Case Circuit Breaker. Family Magnum DS; Type MDNC; 3 Pole; 3 Phase; 4000 Amp; 65kA@600V AIC; Bolt-On Mounting. Eaton's Magnum DS Low Voltage Power Circuit Breakers offer the highest ANSI interrupting and withstand ratings...

      Amperage: 4000
      Family: Magnum DS
      Trip Functions: LI
      Poles: 3
      Type: MDNC
      AIC: 65kA@600V
      Mount Type: Draw-Out
      RFQ
      View Details
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