Circuit Breakers

774 products

  • Siemens PN4040L1200CW 200A Main Lug / Convertible Load Center, 40 Spaces / 40 Circuits, 1Phase 3Wire 120/240V, Copper Bus, NEMA-1, White

    Siemens

    Siemens PN4040L1200CW 200A Main Lug / Convertible Load Center, 40 S...

    $352.00

  • Siemens B250H 2-Pole 50 Amp 120/240 Volt 22 K Circuit Breaker

    Siemens

    Siemens B250H 2-Pole 50 Amp 120/240 Volt 22 K Circuit Breaker

    $100.00

  • Siemens 3TX7112-1DF13C Plug in Relay, Standard Octal Base, Mechanical Flag, DPDT Contacts, 16A Contact Rating, 120VAC Coil Voltage

    Siemens

    Siemens 3TX7112-1DF13C Plug in Relay, Standard Octal Base, Mechanic...

    $30.00

  • Siemens 3VA9673-0JJ43 3-Piece Aluminum 4-Conductor Lug Terminal And Cover, 500 MCM

    Siemens

    Siemens 3VA9673-0JJ43 3-Piece Aluminum 4-Conductor Lug Terminal And...

    $575.00

  • Siemens W0202MB1150CU 150 Amp Outdoor Circuit Breaker Enclosure

    Siemens

    Siemens W0202MB1150CU 150 Amp Outdoor Circuit Breaker Enclosure

    $350.00

  • Siemens BQD130 1-Pole 30 Amp 277 VAC 14 kA Circuit Breaker

    Siemens

    Siemens BQD130 1-Pole 30 Amp 277 VAC 14 kA Circuit Breaker

    $92.00

  • Siemens MLKC3A 250 Amp 3-Phase 6 AWG to 350 MCM Aluminum/Copper Conductor Feed-Through Panelboard Lug Kit

    Siemens

    Siemens MLKC3A 250 Amp 3-Phase 6 AWG to 350 MCM Aluminum/Copper Con...

    $176.00

  • SIEMENS 3VA41604ED340AA0 Low Voltage 3va Ul Molded Case Circuit Breaker With Thermal - Magnetic Trip Unit

    Siemens

    SIEMENS 3VA41604ED340AA0 Low Voltage 3va Ul Molded Case Circuit Bre...

    $330.00