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__61636.jpg

    LS Electric

    0628032863

    628032863, BK63H 3P C32A 6kA 480Y/277VAC UL1077

    MCB, UL1077, 3-Pole, C-Curve, 32 Amp, 6kA, 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

  • lsis-bk63h-2p-489__02749.jpg

    LS Electric

    0627050763

    627050763, BK63HU 2P D16A 10kA 480Y/277VAC UL489

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

  • lsis-bk63h-2p_5__27702.jpg

    LS Electric

    0627041763

    627041763, BK63H 2P B63A 6kA 480Y/277VAC UL1077

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

  • lsis-bk63h-2p-489__16324.jpg

    LS Electric

    0627050563

    627050563, BK63HU 2P D6A 10kA 480Y/277VAC UL489, Replacement for 0627047463, BK63HU 2P D6A 10kA 240VAC UL489

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

  • lsis-bk63h-3p_4__11866.jpg

    LS Electric

    0628033163

    628033163, BK63H 3P C63A 6kA 480Y/277VAC UL1077

    MCB, UL1077, 3-Pole, C-Curve, 63 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p_3__78132.jpg

    LS Electric

    0626052263

    626052263, BK63H 1P B8A 6kA 277VAC UL1077

    MCB, UL1077, 1-Pole, B-Curve, 8 Amp, 6kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p_3__36176.jpg

    LS Electric

    0626033863

    626033863, BK63H 1P D25A 10kA 120/240VAC UL1077

    MCB, UL1077, 1-Pole, D-Curve, 25 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-2p-489__67367.jpg

    LS Electric

    0627050063

    627050063, BK63HU 2P C25A 10kA 480Y/277VAC UL489

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

  • lsis-bk63h-3p-489__61938.jpg

    LS Electric

    0628037063

    628037063, BK63HU 3P C63A 10kA 240VAC UL489

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

  • lsis-bk63h-1p_3__93334.jpg

    LS Electric

    0626052163

    626052163, BK63H 1P B5A 6kA 277VAC UL1077

    MCB, UL1077, 1-Pole, B-Curve, 5 Amp, 6kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p_3__84218.jpg

    LS Electric

    0626035563

    626035563, BK63H 1P B63A 6kA 277VAC UL1077

    MCB, UL1077, 1-Pole, B-Curve, 63 Amp, 6kA, 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