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

 

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  • lsis-bk63h-1p-489__62673.jpg

    LS Electric

    0626040463

    626040463, BK63HU 1P C32A 10kA 120/240VAC UL489

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

  • lsis-bk63h-1p_3__07618.jpg

    LS Electric

    0626037863

    626037863, BK63H 1P D32A 6kA 277VAC UL1077, Non-Cancellable / No Returns

    MCB, UL1077, 1-Pole, D-Curve, 32 Amp, 6kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker, NCNR

  • lsis-bk63h-1p_3__47083.jpg

    LS Electric

    0626037763

    626037763, BK63H 1P D25A 6kA 277VAC UL1077

    MCB, UL1077, 1-Pole, D-Curve, 25 Amp, 6kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p-489__32108.jpg

    LS Electric

    0626050263

    626050263, BK63HU 1P B15A 10kA 277VAC UL489, Recommended Replacemnet for 0626049063, BK63HU 1P B15A 10kA 277VAC UL489

    MCB, UL489, 1-Pole, B-Curve, 15 Amp, 10kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p-489__33662.jpg

    LS Electric

    0626050163

    626050163, BK63HU 1P B8A 10kA 277VAC UL489

    MCB, UL489, 1-Pole, B-Curve, 8 Amp, 10kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p_3__11706.jpg

    LS Electric

    0626031463

    626031463, BK63H 1P B40A 10kA 120/240VAC UL1077, Non-Cancellable / No Returns

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

  • lsis-bk63h-1p-489__48517.jpg

    LS Electric

    0626050063

    626050063, BK63HU 1P B5A 10kA 277VAC UL489

    MCB, UL489, 1-Pole, B-Curve, 5 Amp, 10kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p-489__33735.jpg

    LS Electric

    0626049963

    626049963, BK63HU 1P D30A 10kA 120/240VAC UL489

    MCB, UL489, 1-Pole, D-Curve, 30 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p_3__28740.jpg

    LS Electric

    0626031263

    626031263, BK63H 1P B25A 10kA 120/240VAC UL1077

    MCB, UL1077, 1-Pole, B-Curve, 25 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p-489__25502.jpg

    LS Electric

    0626040663

    626040663, BK63HU 1P C50A 10kA 120/240VAC UL489

    MCB, UL489, 1-Pole, C-Curve, 50 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p_3__44947.jpg

    LS Electric

    0626031063

    626031063, BK63H 1P B16A 10kA 120/240VAC UL1077

    MCB, UL1077, 1-Pole, B-Curve, 16 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p-489__11402.jpg

    LS Electric

    0626042763

    626042763, BK63HU 1P B16A 10kA 277VAC UL489

    MCB, UL489, 1-Pole, B-Curve, 16 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