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__57890.jpg

    LS Electric

    0627048363

    627048363, BK63HU 2P B1A 10kA 480Y/277VAC UL489

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

  • lsis-bk63h-3p_5__31020.jpg

    LS Electric

    0628027263

    628027263, BK63H 3P B10A 10kA 240VAC UL1077

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

  • lsis_ute100n_3pole_front_14__06240.jpg

    LS Electric

    02050076UL

    2050076UL, UTE100N FTU 100A 3P LL UL

    MCCB, 3-Pole, 100 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

  • lsis-bk63h-3p_4__95430.jpg

    LS Electric

    0628032563

    628032563, BK63H 3P C16A 6kA 480Y/277VAC UL1077

    MCB, UL1077, 3-Pole, C-Curve, 16 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-3p-489__91630.jpg

    LS Electric

    0628038463

    628038463, BK63HU 3P B1A 10kA 480Y/277VAC UL489

    MCB, UL489, 3-Pole, B-Curve, 1 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-2p-489__82595.jpg

    LS Electric

    0627048263

    627048263, BK63HU 2P D63A 10kA 240VAC UL489

    MCB, UL489, 2-Pole, D-Curve, 63 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis_ute100n_3pole_front_13__53830.jpg

    LS Electric

    02050075UL

    2050075UL, UTE100N FTU 90A 3P LL UL

    MCCB, 3-Pole, 90 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

  • lsis-bk63h-3p_4__56648.jpg

    LS Electric

    0628032263

    628032263, BK63H 3P C4A 6kA 480Y/277VAC UL1077

    MCB, UL1077, 3-Pole, C-Curve, 4 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-3p-489__87702.jpg

    LS Electric

    0628038363

    628038363, BK63HU 3P D63A 10kA 240VAC UL489

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

  • lsis-bk63h-2p-489__80689.jpg

    LS Electric

    0627048063

    627048063, BK63HU 2P D40A 10kA 240VAC UL489

    MCB, UL489, 2-Pole, D-Curve, 40 Amp, 10kA, 240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-4p_5__15502.jpg

    LS Electric

    0629040763

    629040763, BK63H 4P C40A 6kA 480Y/277VAC UL1077, Non-Cancellable / No Returns

    MCB, UL1077, 4-Pole, C-Curve, 40 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker, NCNR

  • lsis-bk63h-3p_4__45346.jpg

    LS Electric

    0628034363

    628034363, BK63H 3P D50A 6kA 480Y/277VAC UL1077

    MCB, UL1077, 3-Pole, D-Curve, 50 Amp, 6kA, 480Y/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