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-489__94751.jpg

    LS Electric

    0627050263

    627050263, BK63HU 2P D2A 10kA 480Y/277VAC UL489

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

  • lsis-bk63h-2p_5__85818.jpg

    LS Electric

    0627039063

    627039063, BK63H 2P C50A 10kA 240VAC UL1077

    MCB, UL1077, 2-Pole, C-Curve, 50 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-2p-489__32451.jpg

    LS Electric

    0627050163

    627050163, BK63HU 2P D1A 10kA 480Y/277VAC UL489

    MCB, UL489, 2-Pole, D-Curve, 1 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-2p_5__71952.jpg

    LS Electric

    0627038963

    627038963, BK63H 2P C40A 10kA 240VAC UL1077

    MCB, UL1077, 2-Pole, C-Curve, 40 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-2p-489__76452.jpg

    LS Electric

    0627056863

    627056863, BK63HU 2P D15A 10kA 480Y/277VAC UL489 Replaced 0627056963

    MCB, UL489, 2-Pole, D-Curve, 15 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker, This is the Recommended Replacement for 0627056963, BK63HU 2P D15A 10kA 240VAC UL489.

  • lsis-bk63h-2p_5__37270.jpg

    LS Electric

    0627038863

    627038863, BK63H 2P C32A 10kA 240VAC UL1077

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

  • lsis-bk63h-2p_5__15844.jpg

    LS Electric

    0627038763

    627038763, BK63H 2P C25A 10kA 240VAC UL1077

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

  • lsis-bk63h-2p_5__63043.jpg

    LS Electric

    0627038663

    627038663, BK63H 2P C20A 10kA 240VAC UL1077

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

  • lsis-bk63h-2p_5__40639.jpg

    LS Electric

    0627040363

    627040363, BK63H 2P D50A 10kA 240VAC UL1077, Non-Cancellable / No Returns

    MCB, UL1077, 2-Pole, D-Curve, 50 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker, NCNR

  • lsis-bk63h-2p-489__27242.jpg

    LS Electric

    0627049563

    627049563, BK63HU 2P C4A 10kA 480Y/277VAC UL489

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

  • lsis-bk63h-2p-489__51061.jpg

    LS Electric

    0627056263

    627056263, BK63HU 2P B15A 10kA 480Y/277VAC UL489

    MCB, UL489, 2-Pole, B-Curve, 15 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-2p_5__49380.jpg

    LS Electric

    0627040263

    627040263, BK63H 2P D40A 10kA 240VAC UL1077

    MCB, UL1077, 2-Pole, D-Curve, 40 Amp, 10kA, 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