Molded Case Circuit Breakers

8696 products

    Shop our wide selection molded case (MCCB) circuit breakers. 
    8696 products
    Sale
    Q120AFC - Siemens - 20 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Save $283.01
    BQ1B060H - Siemens 60 Amp 1 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    BQ1B060H - Siemens - 60 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Q115DFWG - Siemens - 15 Amp Molded Case Circuit Breaker
    Siemens/ITE
    MP115GF - Siemens 15 Amp 1 Pole 120 Volt Plug-In Molded Case Circuit Breaker
    MP115GF - Siemens - 15 Amp Molded Case Circuit Breaker
    Siemens/ITE
    E41B050 - Siemens - 50 Amp Molded Case Circuit Breaker
    Siemens/ITE
    MP115DF - Siemens - 15 Amp Molded Case Circuit Breaker
    Siemens/ITE
    E41B070 - Siemens - 70 Amp Molded Case Circuit Breaker
    Siemens/ITE
    P2020 - Siemens - 20 Amp Molded Case Circuit Breaker
    Siemens
    MP130GF - Siemens - 30 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Sale
    THHQL1120AF2 - GE 22kA AFCI Circuit Breaker
    GE
    Save $191.01
    Limited availability
    MP380 - Siemens 80 Amp 3 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    MP380 - Siemens - 80 Amp Molded Case Circuit Breaker
    Siemens/ITE
    MP3100 - Siemens 100 Amp 3 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    MP3100 - Siemens - 100 Amp Molded Case Circuit Breaker
    Siemens/ITE
    THQL31WY30 - GE 30 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    THQL31WY30 - GE 30 Amp Molded Case Circuit Breaker
    GE
    THQL31WY20 - GE 20 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    THQL31WY20 - GE 20 Amp Molded Case Circuit Breaker
    GE
    THQL31WY15 - GE 15 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    THQL31WY15 - GE 15 Amp Molded Case Circuit Breaker
    GE
    MP390 - Siemens 90 Amp 3 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    MP390 - Siemens - 90 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Sale
    B14000S01 - Siemens 40 Amp 1 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    B14000S01 - Siemens - 40 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Save $203.01
    Sale
    THHQL2190 - GE 90 Amp 2 Pole 120 Volt Plug-In Molded Case Circuit Breaker
    THHQL2190 - GE 90 Amp Molded Case Circuit Breaker
    GE
    Save $142.01
    Sale
    MP250KH - Siemens 50 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    MP250KH - Siemens - 50 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Save $246.01
    Sale
    MP240KH - Siemens 40 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    MP240KH - Siemens - 40 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Save $246.01
    Sale
    MP220KH - Siemens 20 Amp 2 Pole 240 Volt Plug-In Molded Case Circuit Breaker
    MP220KH - Siemens - 20 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Save $246.01
    Sale
    THQC1120GFT - GE 20 Amp 1 Pole 120 Volt Plug-In Molded Case Circuit Breaker
    THQC1120GFT - GE 20 Amp Molded Case Circuit Breaker
    GE
    Save $137.01
    THQL1130ST1 - GE 30 Amp Molded Case Circuit Breaker
    GE
    Sale
    TXQB2125 - GE 25 Amp 2 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    TXQB2125 - GE 25 Amp Molded Case Circuit Breaker
    GE
    Save $210.01
    P230 - Siemens - 30 Amp Molded Case Circuit Breaker
    Siemens
    Sale
    THQB1130GF - GE 30 Amp 1 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    THQB1130GF - GE 30 Amp Molded Case Circuit Breaker
    GE
    Save $130.01
    Sale
    B115DF - Siemens 15 Amp 1 Pole 120 Volt Bolt-On Molded Case Circuit Breaker
    B115DF - Siemens - 15 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Save $118.01
    ED61B050 - Siemens - Molded Case Circuit Breaker
    Siemens/ITE
    P2020NC - Siemens - 20 Amp Molded Case Circuit Breaker
    Siemens
    ED41B090 - Siemens - 90 Amp Molded Case Circuit Breaker
    Siemens/ITE
    THQC1130GF - GE 30 Amp 1 Pole 120 Volt Plug-In Molded Case Circuit Breaker
    THQC1130GF - GE 30 Amp Molded Case Circuit Breaker
    GE
    NGB1B100 - Siemens - 100 Amp Molded Case Circuit Breaker
    Siemens/ITE
    NGB1B090 - Siemens - 90 Amp Molded Case Circuit Breaker
    Siemens/ITE
    NGB1B080 - Siemens - 80 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Sale
    TXQB2120 - GE 20 Amp 2 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    TXQB2120 - GE 20 Amp Molded Case Circuit Breaker
    GE
    Save $198.01
    Sale
    THQMV125D - GE 125 Amp Molded Case Circuit Breaker
    GE
    Save $152.01
    Sale
    B140HH00S01 - Siemens 40 Amp 1 Pole 240 Volt Bolt-On Molded Case Circuit Breaker
    B140HH00S01 - Siemens - 40 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Save $496.01
    Q29000S01 - Siemens - 90 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Sale
    Q21500S01 - Siemens - 15 Amp Molded Case Circuit Breaker
    Siemens/ITE
    Save $497.01
    ED22B035L - Siemens 35 Amp 2 Pole 240 Volt Feed Thru Molded Case Circuit Breaker
    ED22B035L - Siemens - 35 Amp Molded Case Circuit Breaker
    Siemens/ITE
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