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-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

  • lsis-bk63h-2p-489__29386.jpg

    LS Electric

    0627048763

    627048763, BK63HU 2P B6A 10kA 480Y/277VAC UL489

    MCB, UL489, 2-Pole, B-Curve, 6 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-3p_4__95432.jpg

    LS Electric

    0628029863

    628029863, BK63H 3P D10A 10kA 240VAC UL1077

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

  • lsis-bk63h-1p_3__67120.jpg

    LS Electric

    0626034263

    626034263, BK63H 1P D63A 10kA 120/240VAC UL1077, Non-Cancellable / No Returns

    MCB, UL1077, 1-Pole, D-Curve, 63 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker, NCNR

  • lsis-bk63h-2p_5__17928.jpg

    LS Electric

    0627039863

    627039863, BK63H 2P D16A 10kA 240VAC UL1077

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

  • lsis-bk63h-2p_5__40028.jpg

    LS Electric

    0627039763

    627039763, BK63H 2P D10A 10kA 240VAC UL1077

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

  • lsis-bk63h-2p-489__78271.jpg

    LS Electric

    0627048663

    627048663, BK63HU 2P B4A 10kA 480Y/277VAC UL489

    MCB, UL489, 2-Pole, B-Curve, 4 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p_3__14965.jpg

    LS Electric

    0626050963

    626050963, BK63H 1P B5A 10kA 120/240VAC UL1077

    MCB, UL1077, 1-Pole, B-Curve, 5 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-3p_4__77619.jpg

    LS Electric

    0628027863

    628027863, BK63H 3P B50A 10kA 240VAC UL1077

    MCB, UL1077, 3-Pole, B-Curve, 50 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-2p-489__20304.jpg

    LS Electric

    0627048563

    627048563, BK63HU 2P B3A 10kA 480Y/277VAC UL489

    MCB, UL489, 2-Pole, B-Curve, 3 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p_3__72527.jpg

    LS Electric

    0626033963

    626033963, BK63H 1P D32A 10kA 120/240VAC UL1077

    MCB, UL1077, 1-Pole, D-Curve, 32 Amp, 10kA, 120/240VAC, 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