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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  • noark_-_m3s300t3l_-_mccb__47920.jpg

    Noark

    M3S300T3L

    1100367

    MCCB, UL489, 400 A Frame Size, 50kA@600VDC, 65kA@240VAC, 42kA@480VAC, 18kA@600VAC, 300 Amp, Thermal-Magnetic Trip, 3-Pole, Lug Line/Load SIde Cable Lugs, Molded Case Circuit Breaker, EX9M3S Series

    $1,000.08
    $1,000.08
  • lsis_ute100n_3pole_front_21_1__12848.jpg

    LS Electric

    02050199UL

    2050199UL, UTE100NT FTU 40A 3P LL UL, NCNR

    MCCB, 3-Pole, 40 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_02050079UL_Primary.jpg

    LS Electric

    02050079UL

    UTE100N FMU 60A 3P LL UL, (NCNR), Replaced S-TD125NU-FMU-LL-60

    MCCB, 3-Pole, 60 Amp, 35ka@480VAC, Adjustable Thermal/Fixed 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_ute100n_3pole_front-gen_13__59743.jpg

    LS Electric

    02050297UL

    2050297UL, UTE100H FTU 15A 3P LL UL

    MCCB, 3-Pole, 15 Amp, 65kA@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

  • weg-umbw-489-3p-cln_7__23862.jpg

    Weg

    UMBW-4C3-50

    14362318, Replacement for UMBW-4B3-50 (14361490)

    MCB, UL489, 3-Pole, C-Curve, 50 Amp, 240VAC/125VDC, 10kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series

  • weg-umbw-489-3p-cln_8__05666.jpg

    Weg

    UMBW-4C3-40

    14362304, Replacement for UMBW-4B3-40 (14361446)

    MCB, UL489, 3-Pole, C-Curve, 40 Amp, 240VAC/125VDC, 10kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series

  • weg-umbw-489-3p-cln_9__34240.jpg

    Weg

    UMBW-4C3-35

    14362303, Replacement for UMBW-4B3-35 (14361442)

    MCB, UL489, 3-Pole, C-Curve, 35 Amp, 240VAC/125VDC, 10kA, Thermal-Magnetic Miniature Circuit Breaker, IP20, UMBW Series

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