40 Amp Breakers

137 products

    137 products
    HGA260404 - Square D 40 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HGA260404 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 40 Amp - 2 Pole - 600 Volt
    Schneider Electric
    Limited availability
    FBN26TE040RV - GE 40 Amp 2 Pole 600 Volt Molded Case Circuit Breaker
    FBN26TE040RV - GE - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 2 Pole - 600 Volt
    GE
    NGG2B040L - Siemens 40 Amp 2 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    NGG2B040L - Siemens - Molded Case Circuit Breaker
    Feed Thru - 40 Amp - 2 Pole - 600 Volt
    Siemens / ITE
    LGB2B040B - Siemens 40 Amp 2 Pole 600 Volt Bolt-On Molded Case Circuit Breaker
    LGB2B040B - Siemens - Molded Case Circuit Breaker
    Bolt On - 40 Amp - 2 Pole - 600 Volt
    Siemens / ITE
    HDA260401 - Square D 40 Amp 2 Pole 600 Volt Plug-In Molded Case Circuit Breaker
    HDA260401 - Square D - Molded Case Circuit Breaker
    I-Line Plug-In - 40 Amp - 2 Pole - 600 Volt
    Schneider Electric
    Sale
    EJB24040 - Square D 40 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EJB24040 - Square D 40 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    EJB24040 - Square D - Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 2 Pole - 480 Volt
    Schneider Electric
    Save $150 CAD
    Limited availability
    ED22B040 - Siemens - Molded Case Circuit Breaker
    ED22B040 - Siemens - Molded Case Circuit Breaker
    Bolt On - 40 Amp - 2 Pole - 240 Volt
    Siemens/ITE
    CQD240 - Siemens - Molded Case Circuit Breaker
    CQD240 - Siemens - Molded Case Circuit Breaker
    Feed Thru - 40 Amp - 2 Pole - 480 Volt
    Siemens / ITE
    NGB2B040B - Siemens - Molded Case Circuit Breaker
    NGB2B040B - Siemens - Molded Case Circuit Breaker
    Bolt On - 40 Amp - 2 Pole - 600 Volt
    Siemens / ITE
    NEB2B040B - Siemens - Molded Case Circuit Breaker
    Bolt On - 40 Amp - 2 Pole - 600 Volt
    Siemens / ITE
    HEB2B040B - Siemens - Molded Case Circuit Breaker
    HEB2B040B - Siemens - Molded Case Circuit Breaker
    Bolt-on - 40 Amp - 2 Pole - 600 Volt
    Siemens / ITE
    ED62B040L - Siemens - Molded Case Circuit Breaker
    Feed Thru - 40 Amp - 2 Pole - 600 Volt
    Siemens/ITE
    ED42B040L - Siemens - Molded Case Circuit Breaker
    Feed Thru - 40 Amp - 2 Pole - 480 Volt
    Siemens/ITE
    Limited availability
    ED22B040L - Siemens - Molded Case Circuit Breaker
    ED22B040L - Siemens - Molded Case Circuit Breaker
    Feed-Thru - 40 Amp - 2 Pole - 240 Volt
    Siemens/ITE
    Limited availability
    THQB2140ST1 - GE - 40 Amp Shunt Trip Circuit Breaker
    THQB2140ST1 - GE - 40 Amp Shunt Trip Circuit Breaker
    Bolt-On - 40 Amp - 2 Pole - 240 Volt
    GE
    Save $136 CAD
    B240HH - Siemens 40 Amp 2 Pole 240 Volt Molded Case Circuit Breaker
    B240HH - Siemens - 40 Amp 22kA Circuit Breaker
    Bolt-On - 40 Amp - 2 Pole - 240 Volt
    Siemens / ITE
    BQD240 - Siemens 40 Amp 2 Pole 480 Volt Bolt-On Molded Case Circuit Breaker
    BQD240 - Siemens - 40 Amp Molded Case Circuit Breaker
    Bolt-On - 40 Amp - 2 Pole - 480 Volt
    Siemens / ITE
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