20 Amp Breakers

493 products

    Save on 20 amp circuit circuit breakers. Free shipping on orders over $49. Easy returns. 1 year warranty.
    493 products
    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
    Recently viewed