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_-_m1_-_all_amp_-_2_pole_12__11404.jpg

    Noark

    M1N70T22L

    1102299

    Molded Case Circuit Breaker, MCCB, UL489, M1N, 150 A Frame Size, 100kA @ 240VAC / 65kA @ 480VAC, 70 Amp, Thermal-Magnetic Trip, 2-Pole, Lug Line/Load Side Connection, EX9M1N Series

  • noark_-_m1_-_all_amp_-_2_pole_1__88712.jpg

    Noark

    M1N125T22L

    1102166

    Molded Case Circuit Breaker, MCCB, UL489, M1N, 150 A Frame Size, 100kA @ 240VAC / 65kA @ 480VAC, 125 Amp, Thermal-Magnetic Trip, 2-Pole, Lug Line/Load Side Connection, EX9M1N Series

  • noark_-_m1h_-_3_pole_-_mccb_1__64675.jpg

    Noark

    M1H100T3L

    1101560

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

  • noark_-_m1_-_all_amp_-_3_pole_19__16017.jpg

    Noark

    M1N60T3L

    1100048

    Molded Case Circuit Breaker, MCCB, UL489, M1N, 150 A Frame Size, 100kA @ 240VAC / 65kA @ 480VAC, 60 Amp, Thermal-Magnetic Trip, 3-Pole, Lug Line/Load Side Connection, EX9M1N Series

  • noark_-_m1_-_all_amp_-_1_pole_-_mccb__12495.jpg

    Noark

    M1N125T1L

    1102236

    Molded Case Circuit Breaker, MCCB, UL489, M1N, 150 A Frame Size, 100kA @ 240VAC / 65kA @ 480VAC, 125 Amp, Thermal-Magnetic Trip, 1-Pole, Lug Line/Load Side Connection Connection, EX9M1N Series

  • noark_-_m1_-_all_amp_-_3_pole_1__51339.jpg

    Noark

    M1N100T3L

    1100052

    Molded Case Circuit Breaker, MCCB, UL489, M1N, 150 A Frame Size, 100kA @ 240VAC / 65kA @ 480VAC, 100 Amp, Thermal-Magnetic Trip, 3-Pole, Lug Line/Load Side Connection, EX9M1N 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