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-1p-489__25502.jpg

    LS Electric

    0626040663

    626040663, BK63HU 1P C50A 10kA 120/240VAC UL489

    MCB, UL489, 1-Pole, C-Curve, 50 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-3p_4__88268.jpg

    LS Electric

    0628033063

    628033063, BK63H 3P C50A 6kA 480Y/277VAC UL1077

    MCB, UL1077, 3-Pole, C-Curve, 50 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p_3__44947.jpg

    LS Electric

    0626031063

    626031063, BK63H 1P B16A 10kA 120/240VAC UL1077

    MCB, UL1077, 1-Pole, B-Curve, 16 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-2p_5__14350.jpg

    LS Electric

    0627042863

    627042863, BK63H 2P C40A 6kA 480Y/277VAC UL1077

    MCB, UL1077, 2-Pole, C-Curve, 40 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p-489__11402.jpg

    LS Electric

    0626042763

    626042763, BK63HU 1P B16A 10kA 277VAC UL489

    MCB, UL489, 1-Pole, B-Curve, 16 Amp, 10kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis_ute100n_3pole_front_17__63406.jpg

    LS Electric

    02050197UL

    2050197UL, UTE100NT FTU 25A 3P LL UL, NCNR

    MCCB, 3-Pole, 25 Amp, 35kA@480VAC, Fixed Thermal/Magnetic, Lugs Line/Load Side, 5.12 x 2.99 x 3.44" (HWD), Susol UL MCCB UTE100 Series, UL Listed, Molded Case Circuit Breaker, Non-Cancellable, No Returns

  • lsis-bk63h-1p_5__88708.jpg

    LS Electric

    0626030863

    626030863, BK63H 1P B6A 10kA 120/240VAC UL1077

    MCB, UL1077, 1-Pole, B-Curve, 6 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-3p_4__00294.jpg

    LS Electric

    0628032963

    628032963, BK63H 3P C40A 6kA 480Y/277VAC UL1077

    MCB, UL1077, 3-Pole, C-Curve, 40 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-2p_5__25127.jpg

    LS Electric

    0627042263

    627042263, BK63H 2P C6A 6kA 480Y/277VAC UL1077

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

  • lsis-bk63h-3p_4__46691.jpg

    LS Electric

    0628049463

    628049463, BK63H 3P D8A 6kA 480Y/277VAC UL1077

    MCB, UL1077, 3-Pole, D-Curve, 8 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p-489__44384.jpg

    LS Electric

    0626042663

    626042663, BK63HU 1P B10A 10kA 277VAC UL489, This Item Replaced 0626038763

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

  • lsis-bk63h-1p-489__65787.jpg

    LS Electric

    0626049163

    626049163, BK63HU 1P B30A 10kA 120/240VAC UL489

    MCB, UL489, 1-Pole, B-Curve, 30 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