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

 

Style:
Product Price Rating Action
  • noark_-_m1h_-_2_pole_-_mccb_2__31255.jpg

    Noark

    M1H30T22L

    Molded Case Circuit Breaker, MCCB, UL489, M1H, 150 A Frame Size, 150kA @ 240VAC/100kA @ 480VAC, 30 Amp, Thermal Magnetic Trip, 2-Pole, Lug Line/Load Side Connection, EX9M1H Series

  • noark_-_m1h_-_3_pole_-_mccb_8__43430.jpg

    Noark

    M1H30T3L

    Molded Case Circuit Breaker, MCCB, UL489, M1H, 150 A Frame Size, 150kA @ 240VAC/100kA @ 480VAC, 30 Amp, Thermal Magnetic Trip, 3-Pole, Lug Line/Load Side Connection, EX9M1H Series

  • noark_-_m1h_-_2_pole_-_mccb_3__78300.jpg

    Noark

    M1H35T22L

    Molded Case Circuit Breaker, MCCB, UL489, M1H, 150 A Frame Size, 150kA @ 240VAC/100kA @ 480VAC, 35 Amp, Thermal Magnetic Trip, 2-Pole, Lug Line/Load Side Connection, EX9M1H Series

  • noark_-_m1h_-_3_pole_-_mccb_10__45821.jpg

    Noark

    M1H35T3L

    Molded Case Circuit Breaker, MCCB, UL489, M1H, 150 A Frame Size, 150kA @ 240VAC/100kA @ 480VAC, 35 Amp, Thermal Magnetic Trip, 3-Pole, Lug Line/Load Side Connection, EX9M1H Series

  • noark_-_m1h_-_2_pole_-_mccb_4__01710.jpg

    Noark

    M1H40T22L

    Molded Case Circuit Breaker, MCCB, UL489, M1H, 150 A Frame Size, 150kA @ 240VAC/100kA @ 480VAC, 40 Amp, Thermal Magnetic Trip, 2-Pole, Lug Line/Load Side Connection, EX9M1H Series

  • Available Now!
    noark_-_m1h40t3l_-_mccb__40623.jpg
    Available Now!

    Noark

    M1H40T3L

    Molded Case Circuit Breaker, MCCB, UL489, M1H, 150 A Frame Size, 150kA @ 240VAC/100kA @ 480VAC, 40 Amp, Thermal Magnetic Trip, 3-Pole, Lug Line/Load Side Connection, EX9M1H Series

  • noark_-_m1h_-_2_pole_-_mccb_5__24683.jpg

    Noark

    M1H45T22L

    Molded Case Circuit Breaker, MCCB, UL489, M1H, 150 A Frame Size, 150kA @ 240VAC/100kA @ 480VAC, 45 Amp, Thermal Magnetic Trip, 2-Pole, Lug Line/Load Side Connection, EX9M1H Series

  • noark_-_m1h_-_3_pole_-_mccb_13__15669.jpg

    Noark

    M1H45T3L

    Molded Case Circuit Breaker, MCCB, UL489, M1H, 150 A Frame Size, 150kA @ 240VAC/100kA @ 480VAC, 45 Amp, Thermal Magnetic Trip, 3-Pole, Lug Line/Load Side Connection, EX9M1H Series

  • noark_-_m1h_-_2_pole_-_mccb_6__60306.jpg

    Noark

    M1H50T22L

    Molded Case Circuit Breaker, MCCB, UL489, M1H, 150 A Frame Size, 150kA @ 240VAC/100kA @ 480VAC, 50 Amp, Thermal Magnetic Trip, 2-Pole, Lug Line/Load Side Connection, EX9M1H Series

  • noark_-_m1h50t3l_-_mccb__58930.jpg

    Noark

    M1H50T3L

    Molded Case Circuit Breaker, MCCB, UL489, M1H, 150 A Frame Size, 150kA @ 240VAC/100kA @ 480VAC, 50 Amp, Thermal Magnetic Trip, 3-Pole, Lug Line/Load Side Connection, EX9M1H Series

  • noark_-_m1h_-_2_pole_-_mccb_7__38476.jpg

    Noark

    M1H60T22L

    Molded Case Circuit Breaker, MCCB, UL489, M1H, 150 A Frame Size, 150kA @ 240VAC/100kA @ 480VAC, 60 Amp, Thermal Magnetic Trip, 2-Pole, Lug Line/Load Side Connection, EX9M1H Series

  • noark_-_m1h_-_3_pole_-_mccb_16__75860.jpg

    Noark

    M1H60T3L

    Molded Case Circuit Breaker, MCCB, UL489, M1H, 150 A Frame Size, 150kA @ 240VAC/100kA @ 480VAC, 60 Amp, Thermal Magnetic Trip, 3-Pole, Lug Line/Load Side Connection, EX9M1H 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