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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.

    • K-4000S
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      K-4000S

      ITE K-4000S Air Circuit Breaker. Family K Line; Type K4000; 3 Pole; 3 Phase; 4000 Amp; 85kA@480V AIC; Draw-Out Mounting.

      Amperage: 4000
      Family: K Line
      Trip Functions: LSIG
      Poles: 3
      AIC: 85kA@480V
      Mount Type: Draw-Out
      RFQ
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    • L3A340 L3A340, front
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      L3A340

      Siemens WLL3A340 Insulated Case Circuit Breaker. Family WL; Type WLL; 3 Pole; 3 Phase; 4000 Amp; 100kA@480V AIC; Draw-Out Mounting. L3A340ZGGXXXXXN

      Amperage: 4000
      Family: WL
      Trip Functions: LSI
      Poles: 3
      Type: WLL
      AIC: 100kA@480V
      Mount Type: Draw-Out
      RFQ
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    • L3A340WHCXXXXXN L3A340WHCXXXXXN, front
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      L3A340WHCXXXXXN

      Siemens WLL3A340 Insulated Case Circuit Breaker. Family WL; Type WLL; 3 Pole; 3 Phase; 4000 Amp; 100kA@480V AIC; Draw-Out Mounting. cat L3A340WHCXXXXXN

      Amperage: 4000
      Family: WL
      Trip Functions: LSIG
      Poles: 3
      Type: WLL
      AIC: 100kA@480V
      Mount Type: Draw-Out
      RFQ
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    • L3A340ZGGXXXXXN L3A340ZGGXXXXXN, front
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      L3A340ZGGXXXXXN

      Siemens WLL3A340 Insulated Case Circuit Breaker. Family WL; Type WLL; 3 Pole; 3 Phase; 4000 Amp; 100kA@480V AIC; Draw-Out Mounting. L3A340ZGGXXXXXN, ETU745 LSIG

      Amperage: 4000
      Family: WL
      Trip Functions: LSIG
      Poles: 3
      Type: WLL
      AIC: 100kA@480V
      Mount Type: Draw-Out
      RFQ
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    • L3A340ZHKCXCWCN L3A340ZHKCXCWCN, front
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      L3A340ZHKCXCWCN

      Siemens WLL3A340 Insulated Case Circuit Breaker. Family WL; Type WLL; 3 Pole; 3 Phase; 4000 Amp; 100kA@480V AIC; Draw-Out Mounting. 120VAC Elec Operated, ETU745 LSIG Trip unit

      Amperage: 4000
      Family: WL
      Trip Functions: LSI
      Poles: 3
      Type: WLL
      AIC: 100kA@480V
      Mount Type: Draw-Out
      RFQ
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    • L3F340 L3F340, front
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      L3F340

      Siemens WLL3F340 Insulated Case Circuit Breaker. Family WL; Type L3F; 3 Pole; 3 Phase; 4000 Amp; 100kA@480V AIC; Fixed Mounted. Catalog number L3F340ZYXXXXEXN WLETU776 LSI+GF Alarm and Trip

      Amperage: 4000
      Family: WL
      Trip Functions: LSIG
      Poles: 3
      Type: WL
      AIC: 100kA@480V
      Mount Type: Fixed
      RFQ
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    • L3F340ZGXXXXXXN L3F340ZGXXXXXXN, front
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      L3F340ZGXXXXXXN

      Siemens WLL3F340 Insulated Case Circuit Breaker. Family WL; Type L3F; 3 Pole; 3 Phase; 4000 Amp; 100kA@480V AIC; Fixed Mounted. Catalog number L3F340ZYXXXXEXN WLETU745 LSI+GF Alarm and Trip

      Amperage: 4000
      Family: WL
      Trip Functions: LSIG
      Poles: 3
      Type: WL
      AIC: 100kA@480V
      Mount Type: Fixed
      RFQ
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    • L3F340ZYXXXXEXN L3F340ZYXXXXEXN, front
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      L3F340ZYXXXXEXN

      Siemens WLL3F340 Insulated Case Circuit Breaker. Family WL; Type L3F; 3 Pole; 3 Phase; 4000 Amp; 100kA@480V AIC; Fixed Mounted. Catalog number L3F340ZYXXXXEXN WLETU776 LSI+GF Alarm and Trip, MODBUS communications

      Amperage: 4000
      Family: WL
      Trip Functions: LSIG
      Poles: 3
      Type: WL
      AIC: 100kA@480V
      Mount Type: Fixed
      RFQ
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    • L3F340ZYXXXXXXN L3F340ZYXXXXXXN, front
      Quick view

      L3F340ZYXXXXXXN

      Siemens WLL3F340 Insulated Case Circuit Breaker. Family WL; Type L3F; 3 Pole; 3 Phase; 4000 Amp; 100kA@480V AIC; Fixed Mounted. Catalog number L3F340ZYXXXXEXN WLETU776 LSI+GF Alarm and Trip

      Amperage: 4000
      Family: WL
      Trip Functions: LSIG
      Poles: 3
      Type: WL
      AIC: 100kA@480V
      Mount Type: Fixed
      RFQ
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    • 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
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    • 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
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    • MDNC40 MDNC40, front
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      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
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