Circuit Breakers

474 products

    Shop our wide selection of Siemens, GE, Eaton Cutler-Hammer, Square D circuit breakers and more.
    474 products
    HED42B020 - Siemens - Molded Case Circuit Breaker
    HED42B020 - Siemens - Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 2 Pole - 480 Volt
    Siemens/ITE
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    CQD220 - Siemens - Molded Case Circuit Breaker
    CQD220 - Siemens - Molded Case Circuit Breaker
    Feed Thru - 20 Amp - 2 Pole - 480 Volt
    Siemens / ITE
    CED63B020 - Siemens - Molded Case Circuit Breaker
    Bolt On - 20 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    ED62B020L - Siemens - Molded Case Circuit Breaker
    Feed Thru - 20 Amp - 2 Pole - 600 Volt
    Siemens/ITE
    Q22000S01 - Siemens 20 Amp 2 Pole 240 Volt Molded Case Circuit Breaker
    Q22000S01 - Siemens - 20 Amp Molded Case Circuit Breaker
    Plug-In - 20 Amp - 2 Pole - 240 Volt
    Siemens / ITE
    Q12000S01 - Siemens 20 Amp 1 Pole 120 Volt Molded Case Circuit Breaker
    Q12000S01 - Siemens - 20 Amp Molded Case Circuit Breaker
    Plug-In - 20 Amp - 1 Pole - 120 Volt
    Siemens / ITE
    NGB3B020B - Siemens - Molded Case Circuit Breaker
    NGB3B020B - Siemens - Molded Case Circuit Breaker
    Bolt On - 20 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    NGB2B020B - Siemens - Molded Case Circuit Breaker
    NGB2B020B - Siemens - Molded Case Circuit Breaker
    Bolt On - 20 Amp - 2 Pole - 600 Volt
    Siemens / ITE
    NEB3B020B - Siemens - Molded Case Circuit Breaker
    Bolt On - 20 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    NEB2B020B - Siemens - Molded Case Circuit Breaker
    Bolt On - 20 Amp - 2 Pole - 600 Volt
    Siemens / ITE
    NEB1B020B - Siemens - Molded Case Circuit Breaker
    NEB1B020B - Siemens - Molded Case Circuit Breaker
    Bolt On - 20 Amp - 1 Pole - 277 Volt
    Siemens / ITE
    HHED62B020L - Siemens - Molded Case Circuit Breaker
    HHED62B020L - Siemens - Molded Case Circuit Breaker
    Feed Thru - 20 Amp - 2 Pole - 600 Volt
    Siemens/ITE
    HEB3B020B - Siemens - Molded Case Circuit Breaker
    HEB3B020B - Siemens - Molded Case Circuit Breaker
    Bolt-on - 20 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    HEB2B020B - Siemens - Molded Case Circuit Breaker
    HEB2B020B - Siemens - Molded Case Circuit Breaker
    Bolt-on - 20 Amp - 2 Pole - 600 Volt
    Siemens / ITE
    HEB1B020B - Siemens 20 Amp 1 Pole 277 Volt Bolt-On Molded Case Circuit Breaker
    HEB1B020B - Siemens - Molded Case Circuit Breaker
    Bolt-on - 20 Amp - 1 Pole - 277 Volt
    Siemens / ITE
    ED42B020L - Siemens - Molded Case Circuit Breaker
    Feed Thru - 20 Amp - 2 Pole - 480 Volt
    Siemens/ITE
    ED41B020L - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 1 Pole - 120 Volt
    Siemens/ITE
    ED23B020L - Siemens - Molded Case Circuit Breaker
    ED23B020L - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 3 Pole - 240 Volt
    Siemens/ITE
    ED22B020L - Siemens - Molded Case Circuit Breaker
    ED22B020L - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 2 Pole - 240 Volt
    Siemens/ITE
    ED21B020L - Siemens - Molded Case Circuit Breaker
    ED21B020L - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 1 Pole - 120 Volt
    Siemens/ITE
    CED63B020L - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 3 Pole - 600 Volt
    Siemens / ITE
    THQC32020WL - GE - Molded Case Circuit Breaker
    THQC32020WL - GE - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 3 Pole - 240 Volt
    GE
    THQB32020ST1 - GE - 20 Amp Shunt Trip Circuit Breaker
    THQB32020ST1 - GE - 20 Amp Shunt Trip Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 240 Volt
    GE
    THQB2120ST1 - GE - 20 Amp Shunt Trip Circuit Breaker
    Bolt-On - 20 Amp - 2 Pole - 240 Volt
    GE
    THQB1120ST1 - GE 20 Amp 1 Pole Bolt-On Shunt Trip Circuit Breaker
    THQB1120ST1 - GE - 20 Amp Shunt Trip Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    GE
    B320HH - Siemens - 20 Amp 22kA Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    B220HH - Siemens 20 Amp 2 Pole 240 Volt Molded Case Circuit Breaker
    B220HH - Siemens - 20 Amp 22kA Circuit Breaker
    Bolt-On - 20 Amp - 2 Pole - 240 Volt
    Siemens / ITE
    B22000S01 - Siemens - 20 Amp Shunt Trip Circuit Breaker
    Bolt-On - 20 Amp - 2 Pole - 240 Volt
    Siemens / ITE
    B120HH - Siemens 20 Amp 1 Pole 120 Volt Molded Case Circuit Breaker
    B120HH - Siemens - 20 Amp 22kA Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Siemens / ITE
    B12000S01 - Siemens - 20 Amp Shunt Trip Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Siemens / ITE
    BQD220 - Siemens 20 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    BQD220 - Siemens - 20 Amp Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 2 Pole - 480 Volt
    Siemens / ITE
    BQ3B020H - Siemens 20 Amp 3 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    BQ3B020H - Siemens - 20 Amp Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 240 Volt
    Siemens / ITE
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    BQ3B02000S01 - Siemens 20 Amp 3 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    BQ3B02000S01 - Siemens - 20 Amp Shunt Trip Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 240 Volt
    Siemens / ITE
    Sold Out
    BQ2B02000S01 - Siemens 20 Amp 2 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    BQ2B02000S01 - Siemens - 20 Amp Shunt Trip Circuit Breaker
    Bolt-On - 20 Amp - 2 Pole - 240 Volt
    Siemens / ITE
    BQ1B020H - Siemens 20 Amp 1 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    BQ1B020H - Siemens - 20 Amp Molded Case Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Siemens / ITE
    Sold Out
    BQ1B02000S01 - Siemens - 20 Amp Shunt Trip Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    Siemens / ITE
    THHQB32020 - GE 20 Amp 3 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    THHQB32020 - GE - 22kA Circuit Breaker
    Bolt-On - 20 Amp - 3 Pole - 240 Volt
    GE
    THHQB1120GFT - GE 20 Amp 1 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    THHQB1120GFT - GE - 22kA Circuit Breaker
    Bolt-On - 20 Amp - 1 Pole - 120 Volt
    GE
    THED124020WL - GE 20 Amp 2 Pole 480 Volt Molded Case Circuit Breaker
    THED124020WL - GE - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 2 Pole - 480 Volt
    GE
    THED113020WL - GE 20 Amp 1 Pole 277 Volt Molded Case Circuit Breaker
    THED113020WL - GE - Molded Case Circuit Breaker
    Feed-Thru - 20 Amp - 1 Pole - 277 Volt
    GE
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