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_3__29473.jpg

    LS Electric

    0626052463

    626052463, BK63H 1P B30A 6kA 277VAC UL1077

    MCB, UL1077, 1-Pole, B-Curve, 30 Amp, 6kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p_3__82556.jpg

    LS Electric

    0626035863

    626035863, BK63H 1P C3A 6kA 277VAC UL1077

    MCB, UL1077, 1-Pole, C-Curve, 3 Amp, 6kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p-489__90472.jpg

    LS Electric

    0626041863

    626041863, BK63HU 1P D40A 10kA 120/240VAC UL489

    MCB, UL489, 1-Pole, D-Curve, 40 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p-489__90842.jpg

    LS Electric

    0626042863

    626042863, BK63HU 1P B20A 10kA 277VAC UL489, Alternative for 0626038963

    MCB, UL489, 1-Pole, B-Curve, 20 Amp, 10kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p-489__16120.jpg

    LS Electric

    0626044663

    626044663, BK63HU 1P D20A 10kA 277VAC UL489, Replacement for 0626041563, BK63HU 1P D20A 10kA 120/240VAC UL489

    MCB, UL489, 1 Pole, D Curve, 20 Amp (20A), 10kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker, Replacement for 0626041563, BK63HU 1P D20A 10kA 120/240VAC UL489

  • lsis-bk63h-1p_3__94005.jpg

    LS Electric

    0626037663

    626037663, BK63H 1P D20A 6kA 277VAC UL1077

    MCB, UL1077, 1-Pole, D-Curve, 20 Amp, 6kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p_3__64969.jpg

    LS Electric

    0626037563

    626037563, BK63H 1P D16A 6kA 277VAC UL1077

    MCB, UL1077, 1-Pole, D-Curve, 16 Amp, 6kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p-489__89128.jpg

    LS Electric

    0626044363

    626044363, BK63HU 1P D6A 10kA 277VAC UL489

    MCB, UL489, 1-Pole, D-Curve, 6 Amp, 10kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p_3__96499.jpg

    LS Electric

    0626036863

    626036863, BK63H 1P C63A 6kA 277VAC UL1077

    MCB, UL1077, 1-Pole, C-Curve, 63 Amp, 6kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p-489__10097.jpg

    LS Electric

    0626044163

    626044163, BK63HU 1P D3A 10kA 277VAC UL489

    MCB, UL489, 1-Pole, D-Curve, 3 Amp, 10kA, 277VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p_3__49610.jpg

    LS Electric

    0626031163

    626031163, BK63H 1P B20A 10kA 120/240VAC UL1077

    MCB, UL1077, 1-Pole, B-Curve, 20 Amp, 10kA, 120/240VAC, Thermal Magnetic Miniature Circuit Breaker

  • lsis-bk63h-1p-489__07229.jpg

    LS Electric

    0626044063

    626044063, BK63HU 1P D2A 10kA 277VAC UL489

    MCB, UL489, 1-Pole, D-Curve, 2 Amp, 10kA, 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