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-3p_4__86545.jpg

    LS Electric

    0628031663

    628031663, BK63H 3P B40A 6kA 480Y/277VAC UL1077

    MCB, UL1077, 3-Pole, B-Curve, 40 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p-489__34980.jpg

    LS Electric

    0626050563

    626050563, BK63HU 1P C15A 10kA 277VAC UL489

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

  • lsis-bk63h-2p_5__22647.jpg

    LS Electric

    0627038563

    627038563, BK63H 2P C16A 10kA 240VAC UL1077

    MCB, UL1077, 2-Pole, C-Curve, 16 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker

  • 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-2p_5__35949.jpg

    LS Electric

    0627043463

    627043463, BK63H 2P D4A 6kA 480Y/277VAC UL1077

    MCB, UL1077, 2-Pole, D-Curve, 4 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-2p_5__44407.jpg

    LS Electric

    0627059163

    627059163, BK63H 2P D5A 6kA 480Y/277VAC UL1077

    MCB, UL1077, 2-Pole, D-Curve, 5 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-3p_4__63576.jpg

    LS Electric

    0628031563

    628031563, BK63H 3P B32A 6kA 480Y/277VAC UL1077

    MCB, UL1077, 3-Pole, B-Curve, 32 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-2p_5__83759.jpg

    LS Electric

    0627038463

    627038463, BK63H 2P C10A 10kA 240VAC UL1077

    MCB, UL1077, 2-Pole, C-Curve, 10 Amp, 10kA, 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-2p_5__52589.jpg

    LS Electric

    0627043063

    627043063, BK63H 2P C63A 6kA 480Y/277VAC UL1077

    MCB, UL1077, 2-Pole, C-Curve, 63 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-2p_5__67570.jpg

    LS Electric

    0627059063

    627059063, BK63H 2P C30A 6kA 480Y/277VAC UL1077

    MCB, UL1077, 2-Pole, C-Curve, 30 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-3p_4__30290.jpg

    LS Electric

    0628031463

    628031463, BK63H 3P B25A 6kA 480Y/277VAC UL1077

    MCB, UL1077, 3-Pole, B-Curve, 25 Amp, 6kA, 480Y/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