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__28120.jpg

    LS Electric

    0628034063

    628034063, BK63H 3P D25A 6kA 480Y/277VAC UL1077

    MCB, UL1077, 3-Pole, D-Curve, 25 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-3p-489__07884.jpg

    LS Electric

    0628039963

    628039963, BK63HU 3P C16A 10kA 480Y/277VAC UL489

    MCB, UL489, 3-Pole, C-Curve, 16 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis_ute100n_3pole_front_23__74849.jpg

    LS Electric

    02050204UL

    2050204UL, UTE100NT FTU 90A 3P LL UL, NCNR

    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, Non-Cancellable, No Returns

  • lsis-bk63h-4p_5__16742.jpg

    LS Electric

    0629040363

    629040363, BK63H 4P C16A 6kA 480Y/277VAC UL1077, Non-Cancellable / No Returns

    MCB, UL1077, 4-Pole, C-Curve, 16 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker, NCNR

  • lsis_ute100n_3pole_front_22__74818.jpg

    LS Electric

    02050203UL

    2050203UL, UTE100NT FTU 80A 3P LL UL, NCNR

    MCCB, 3-Pole, 80 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-4p_5__84509.jpg

    LS Electric

    0629042263

    629042263, BK63H 4P D63A 6kA 480Y/277VAC UL1077, Non-Cancellable / No Returns

    MCB, UL1077, 4-Pole, D-Curve, 63 Amp, 6kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker, NCNR

  • lsis-bk63h-3p-489__60741.jpg

    LS Electric

    0628039463

    628039463, BK63HU 3P C2A 10kA 480Y/277VAC UL489

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

  • lsis_ute100n_3pole_front_21__17737.jpg

    LS Electric

    02050202UL

    2050202UL, UTE100NT FTU 70A 3P LL UL, NCNR

    MCCB, 3-Pole, 70 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-3p-489__49376.jpg

    LS Electric

    0628039363

    628039363, BK63HU 3P C1A 10kA 480Y/277VAC UL489

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

  • lsis-bk63h-4p_5__78114.jpg

    LS Electric

    0629042063

    629042063, BK63H 4P D40A 6kA 480Y/277VAC UL1077, Non-Cancellable / No Returns

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

  • lsis-bk63h-3p-489__32290.jpg

    LS Electric

    0628039263

    628039263, BK63HU 3P B25A 10kA 480Y/277VAC UL489

    MCB, UL489, 3-Pole, B-Curve, 25 Amp, 10kA, 480Y/277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-2p-489__97989.jpg

    LS Electric

    0627050963

    627050963, BK63HU 2P D25A 10kA 480Y/277VAC UL489

    MCB, UL489, 2-Pole, D-Curve, 25 Amp, 10kA, 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