Circuit Breakers

A circuit breaker will interrupt the flow of current in an electrical circuit, safeguarding surrounding electrical components and wiring by preventing circuit overloads and short circuits.

a.k.a. MCB, MCCB, molded case breaker, supplementary protection, UL1077, UL489, UL508, MMP, manual motor protector

 

Style:
Product Price Rating Action
  • lsis-bk63h-1p-489__95676.jpg

    LS Electric

    0626041763

    626041763, BK63HU 1P D32A 10kA 120/240VAC UL489

    MCB, UL489, 1-Pole, D-Curve, 32 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p_3__62529.jpg

    LS Electric

    0626033063

    626033063, BK63H 1P D1A 10kA 120/240VAC UL1077

    MCB, UL1077, 1-Pole, D-Curve, 1 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p_3__32187.jpg

    LS Electric

    0626032963

    626032963, BK63H 1P C63A 10kA 120/240VAC UL1077, Non-Cancellable / No Returns

    MCB, UL1077, 1-Pole, C-Curve, 63 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker, NCNR

  • lsis-bk63h-1p-489__14403.jpg

    LS Electric

    0626044563

    626044563, BK63HU 1P D16A 10kA 277VAC UL489

    MCB, UL489, 1-Pole, D-Curve, 16 Amp, 10kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p_3__47372.jpg

    LS Electric

    0626032863

    626032863, BK63H 1P C50A 10kA 120/240VAC UL1077

    MCB, UL1077, 1-Pole, C-Curve, 50 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p-489__52803.jpg

    LS Electric

    0626043863

    626043863, BK63HU 1P C25A 10kA 277VAC UL489

    MCB, UL489, 1-Pole, C-Curve, 25 Amp, 10kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p_3__97171.jpg

    LS Electric

    0626032763

    626032763, BK63H 1P C40A 10kA 120/240VAC UL1077

    MCB, UL1077, 1-Pole, C-Curve, 40 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p_3__11866.jpg

    LS Electric

    0626032663

    626032663, BK63H 1P C32A 10kA 120/240VAC UL1077

    MCB, UL1077, 1-Pole, C-Curve, 32 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p-489__57469.jpg

    LS Electric

    0626043663

    626043663, BK63HU 1P C16A 10kA 277VAC UL489

    MCB, UL489, 1-Pole, C-Curve, 16 Amp, 10kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p_3__38661.jpg

    LS Electric

    0626034663

    626034663, BK63H 1P B4A 6kA 277VAC UL1077

    MCB, UL1077, 1-Pole, B-Curve, 4 Amp, 6kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p-489__99985.jpg

    LS Electric

    0626042963

    626042963, BK63HU 1P B25A 10kA 277VAC UL489

    MCB, UL489, 1-Pole, B-Curve, 25 Amp, 10kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p-489__84035.jpg

    LS Electric

    0626044763

    626044763, BK63HU 1P D25A 10kA 277VAC UL489

    MCB, UL489, 1-Pole, D-Curve, 25 Amp, 10kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker

A circuit breaker will interrupt the flow of current in an electrical circuit, safeguarding surrounding electrical components and wiring by preventing circuit overloads and short circuits.

a.k.a. MCB, MCCB, molded case breaker, supplementary protection, UL1077, UL489, UL508, MMP, manual motor protector