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-2p-489__51755.jpg

    LS Electric

    0627049463

    627049463, BK63HU 2P C3A 10kA 480Y/277VAC UL489

    MCB, UL489, 2-Pole, C-Curve, 3 Amp, 10kA, 480Y/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

  • lsis-bk63h-2p_5__71449.jpg

    LS Electric

    0627040163

    627040163, BK63H 2P D32A 10kA 240VAC UL1077

    MCB, UL1077, 2-Pole, D-Curve, 32 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-3p_4__09252.jpg

    LS Electric

    0628028263

    628028263, BK63H 3P C3A 10kA 240VAC UL1077, Non-Cancellable / No Returns

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

  • lsis-bk63h-2p-489__97062.jpg

    LS Electric

    0627049163

    627049163, BK63HU 2P B25A 10kA 480Y/277VAC UL489

    MCB, UL489, 2-Pole, B-Curve, 25 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-2p_5__53156.jpg

    LS Electric

    0627040063

    627040063, BK63H 2P D25A 10kA 240VAC UL1077

    MCB, UL1077, 2-Pole, D-Curve, 25 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-3p_4__44873.jpg

    LS Electric

    0628028163

    628028163, BK63H 3P C2A 10kA 240VAC UL1077, Non-Cancellable / No Returns

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

  • lsis-bk63h-2p-489__81347.jpg

    LS Electric

    0627048963

    627048963, BK63HU 2P B16A 10kA 480Y/277VAC UL489

    MCB, UL489, 2-Pole, B-Curve, 16 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-2p_5__65302.jpg

    LS Electric

    0627039963

    627039963, BK63H 2P D20A 10kA 240VAC UL1077

    MCB, UL1077, 2-Pole, D-Curve, 20 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p_3__46946.jpg

    LS Electric

    0626034363

    626034363, BK63H 1P B1A 6kA 277VAC UL1077

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

  • lsis-bk63h-1p_3__74248.jpg

    LS Electric

    0626051263

    626051263, BK63H 1P B30A 10kA 120/240VAC UL1077

    MCB, UL1077, 1-Pole, B-Curve, 30 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-3p_4__86181.jpg

    LS Electric

    0628028063

    628028063, BK63H 3P C1A 10kA 240VAC UL1077, Non-Cancellable / No Returns

    MCB, UL1077, 3-Pole, C-Curve, 1 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker, NCNR

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