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-489__91630.jpg

    LS Electric

    0628038463

    628038463, BK63HU 3P B1A 10kA 480Y/277VAC UL489

    MCB, UL489, 3-Pole, B-Curve, 1 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-2p-489__82595.jpg

    LS Electric

    0627048263

    627048263, BK63HU 2P D63A 10kA 240VAC UL489

    MCB, UL489, 2-Pole, D-Curve, 63 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-3p-489__87702.jpg

    LS Electric

    0628038363

    628038363, BK63HU 3P D63A 10kA 240VAC UL489

    MCB, UL489, 3-Pole, D-Curve, 63 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-2p-489__80689.jpg

    LS Electric

    0627048063

    627048063, BK63HU 2P D40A 10kA 240VAC UL489

    MCB, UL489, 2-Pole, D-Curve, 40 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-3p-489__95660.jpg

    LS Electric

    0628038063

    628038063, BK63HU 3P D32A 10kA 240VAC UL489, Non-Cancellable / No Returns

    MCB, UL489, 3-Pole, D-Curve, 32 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker, NCNR

  • lsis-bk63h-3p-489__03985.jpg

    LS Electric

    0628040463

    628040463, BK63HU 3P D3A 10kA 480Y/277VAC UL489

    MCB, UL489, 3-Pole, D-Curve, 3 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-2p-489__46076.jpg

    LS Electric

    0627046963

    627046963, BK63HU 2P C63A 10kA 240VAC UL489

    MCB, UL489, 2-Pole, C-Curve, 63 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-3p_4__80614.jpg

    LS Electric

    0628026863

    628026863, BK63H 3P B2A 10kA 240VAC UL1077, Non-Cancellable / No Returns

    MCB, UL1077, 3-Pole, B-Curve, 2 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker, NCNR

  • lsis-bk63h-3p-489__60495.jpg

    LS Electric

    0628040263

    628040263, BK63HU 3P D1A 10kA 480Y/277VAC UL489

    MCB, UL489, 3-Pole, D-Curve, 1 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-2p-489__40549.jpg

    LS Electric

    0627056163

    627056163, BK63HU 2P B8A 10kA 480Y/277VAC UL489

    MCB, UL489, 2-Pole, B-Curve, 8 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-3p-489__07884.jpg

    LS Electric

    0628039963

    628039963, BK63HU 3P C16A 10kA 480Y/277VAC UL489

    MCB, UL489, 3-Pole, C-Curve, 16 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-3p-489__60741.jpg

    LS Electric

    0628039463

    628039463, BK63HU 3P C2A 10kA 480Y/277VAC UL489

    MCB, UL489, 3-Pole, C-Curve, 2 Amp, 10kA, 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