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-2p_5__79791.jpg

    LS Electric

    0627036763

    627036763, BK63H 2P B2A 10kA 240VAC UL1077

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

  • lsis-bk63h-2p_5__56097.jpg

    LS Electric

    0627059463

    627059463, BK63H 2P D30A 6kA 480Y/277VAC UL1077

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

  • lsis-bk63h-1p_3__18034.jpg

    LS Electric

    0626038163

    626038163, BK63H 1P D63A 6kA 277VAC UL1077, Non-Cancellable / No Returns

    MCB, UL1077, 1-Pole, D-Curve, 63 Amp, 6kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker, NCNR

  • lsis-bk63h-1p-489__16002.jpg

    LS Electric

    0626042263

    626042263, BK63HU 1P B2A 10kA 277VAC UL489

    MCB, UL489, 1-Pole, B-Curve, 2 Amp, 10kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p-489__15032.jpg

    LS Electric

    0626043963

    626043963, BK63HU 1P D1A 10kA 277VAC UL489

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

  • lsis-bk63h-2p_5__73708.jpg

    LS Electric

    0627043563

    627043563, BK63H 2P D6A 6kA 480Y/277VAC UL1077

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

  • lsis-bk63h-2p_5__22785.jpg

    LS Electric

    0627059363

    627059363, BK63H 2P D15A 6kA 480Y/277VAC UL1077

    MCB, UL1077, 2-Pole, D-Curve, 15 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • 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-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

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