1 Pole Breakers

1211 products

    Save on 1 pole, 1 phase circuit breakers. Free shipping on orders over $49. Easy returns. 1 year warranty.
    1211 products
    Sale
    FD1030L - Eaton - Molded Case Circuit Breaker
    FD1030L (277V)- Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $550.57
    FD1030L (347V) - Eaton - Molded Case Circuit Breaker
    FD1030L (347V) - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    FD1040L (347V) - Eaton - Molded Case Circuit Breaker
    FD1040L (347V) - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Sale
    FD1045L - Eaton - Molded Case Circuit Breaker
    FD1045L - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $550.57
    Limited availability
    FD1050L - Eaton - Molded Case Circuit Breaker
    FD1050L (277V) - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $583.10
    Sale
    FD1060L - Eaton - Molded Case Circuit Breaker
    FD1060L - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $550.57
    Sale
    HFD1015L (277V)- Eaton - Molded Case Circuit Breaker
    HFD1015L (277V)- Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $37
    HFD1015L (347V) - Eaton - Molded Case Circuit Breaker
    HFD1015L (347V) - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Sale
    HFD1020 (277V)- Eaton - Molded Case Circuit Breaker
    HFD1020L (277V) - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $622.32
    HFD1020L (347V) - Eaton - Molded Case Circuit Breaker
    HFD1020L (347V) - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Sale
    HFD1040L - Eaton - Molded Case Circuit Breaker
    HFD1040L - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $41
    Sale
    HFD1050L (277V) - Eaton - Molded Case Circuit Breaker
    HFD1050L (277V) - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $155
    Sale
    HFD1060L - Eaton - Molded Case Circuit Breaker
    HFD1060L - Eaton - Molded Case Circuit Breaker
    Eaton Cutler-Hammer
    Save $682.32
    Limited availability
    QBH60 - Eaton - 60 Amp Circuit Breaker
    Eaton Cutler-Hammer
    Limited availability
    QCGF1030 - Eaton - Circuit Breaker
    QCGF1030 - Eaton - GFCI Circuit Breaker
    Eaton Cutler-Hammer
    Sale
    TED113015WL - GE 15 Amp 1 Pole 240 Volt Molded Case Circuit Breaker General Electric Lug
    TED113015WL - GE - Molded Case Circuit Breaker
    GE
    Save $254.01
    Sale
    TED113030WL - GE 30 Amp 1 Pole 277 Volt Molded Case Circuit Breaker General Electric Lug
    TED113030WL - GE - Molded Case Circuit Breaker
    GE
    Save $254.01
    Limited availability
    TED113060WL - GE 60 Amp 1 Pole 277 Volt Molded Case Circuit Breaker General Electric Lug
    TED113060WL - GE - Molded Case Circuit Breaker
    GE
    Save $254.01
    BQD170 - Siemens 70 Amp 1 Pole 277 Volt Bolt-On Molded Case Circuit Breaker
    BQD170 - Siemens - 70 Amp Molded Case Circuit Breaker
    Siemens / ITE
    Sale
    BQD6145 - Siemens - 45 Amp Molded Case Circuit Breaker
    BQD6145 - Siemens - 45 Amp Molded Case Circuit Breaker
    BQD6145 - Siemens - 45 Amp Molded Case Circuit Breaker
    Siemens / ITE
    Save $199.01
    Sale
    BQD6160 - Siemens - 60 Amp Molded Case Circuit Breaker
    BQD6160 - Siemens - 60 Amp Molded Case Circuit Breaker
    BQD6160 - Siemens - 60 Amp Molded Case Circuit Breaker
    Siemens / ITE
    Save $199.01
    Sale
    BQD6170 - Siemens - 70 Amp Molded Case Circuit Breaker
    BQD6170 - Siemens - 70 Amp Molded Case Circuit Breaker
    BQD6170 - Siemens - 70 Amp Molded Case Circuit Breaker
    Siemens / ITE
    Save $403.01
    Sale
    B13000S01 - Siemens 30 Amp 1 Pole 120 Volt Molded Case Circuit Breaker
    B13000S01 - Siemens - 30 Amp Shunt Trip Circuit Breaker
    Siemens / ITE
    Save $259.01
    B145H - Siemens 45 Amp 1 Pole 120 Volt Molded Case Circuit Breaker
    B145H - Siemens - 45 Amp 22kA Circuit Breaker
    Siemens / ITE
    B150H - Siemens 50 Amp 1 Pole 120 Volt Molded Case Circuit Breaker
    B150H - Siemens - 50 Amp 22kA Circuit Breaker
    Siemens / ITE
    Sale
    ED21B020L - Siemens - Molded Case Circuit Breaker
    ED21B020L - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    Save $255.01
    Sale
    ED41B035L - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    Save $298.01
    ED41B050L - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    Sale
    ED41B060L - Siemens - Molded Case Circuit Breaker
    ED41B060L - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    Save $320.01
    ED41B070L - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    ED41B100L - Siemens 100 Amp 1 Pole 120 Volt Molded Case Circuit Breaker
    ED41B100L - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    NEB1B015B - Siemens - Molded Case Circuit Breaker
    NEB1B015B - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Sale
    NGB1B025B - Siemens - Molded Case Circuit Breaker
    NGB1B025B - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Save $223.01
    Sale
    NGB1B035B - Siemens - Molded Case Circuit Breaker
    NGB1B035B - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Save $223.01
    Sale
    NGB1B045B - Siemens - Molded Case Circuit Breaker
    NGB1B045B - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Save $223.01
    Sale
    NGB1B050B - Siemens - Molded Case Circuit Breaker
    NGB1B050B - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Save $223.01
    Sale
    NGB1B060B - Siemens - Molded Case Circuit Breaker
    NGB1B060B - Siemens - Molded Case Circuit Breaker
    Siemens / ITE
    Save $223.01
    Limited availability
    BQ1B01500S01 - Siemens - 15 Amp Molded Case Circuit Breaker
    Siemens / ITE
    Save $268.01
    Limited availability
    ED61B015L - Siemens - Molded Case Circuit Breaker
    ED61B015L - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    ED61B020L - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    Recently viewed