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    ZINSCO UBIZ50 Miniature Circuit Breaker, UBIZ Series 50A, 1 Pole, 120/240V AC

    ZINSCO UBIZ50 Miniature Circuit Breaker, UBIZ Series 50A, 1 Pole, 120/240V AC

    Miniature Circuit Breaker, Amps 50 A, AC Voltage Rating 120V AC, Circuit Breaker Type Standard, Number of Poles 1, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Plug In, Compatible Panelboard/Load Center... more

    $40.29

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    SQUARE D QOB120CAFI Miniature Circuit Breaker, QOB Series 20A, 1 Pole, 120/240V

    SQUARE D QOB120CAFI Miniature Circuit Breaker, QOB Series 20A, 1 Pole, 120/240V

    Miniature Circuit Breaker, Amps 20 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Arc Fault Circuit Interrupter, Number of Poles 1, DC Voltage Rating Not Rated, Circuit Breaker Actuator Paddle, Circuit Breaker Mounting Style Bolt On, Compatible... more

    $248.99

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    Best Seller
    ZINSCO UBIZ2020 Miniature Circuit Breaker, UBIZ Series 20/20A, 1 Pole, 120/240V

    ZINSCO UBIZ2020 Miniature Circuit Breaker, UBIZ Series 20/20A, 1 Pole, 120/240V

    Miniature Circuit Breaker, Amps 20/20 A, AC Voltage Rating 120V AC, Circuit Breaker Type Tandem, Number of Poles 1, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Plug In, Compatible Panelboard/Load Center... more

    $68.19

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    WADSWORTH UBIA20NI Miniature Circuit Breaker, UBIA Series 20A, 1 Pole, 120/240V

    WADSWORTH UBIA20NI Miniature Circuit Breaker, UBIA Series 20A, 1 Pole, 120/240V

    Miniature Circuit Breaker, Amps 20 A, AC Voltage Rating 120V AC, Circuit Breaker Type Standard, Number of Poles 1, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Plug In, Compatible Panelboard/Load Center... more

    $45.79

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    SIEMENS BQ1B020 Miniature Circuit Breaker, BQ Series 20A, 1 Pole, 120V AC

    SIEMENS BQ1B020 Miniature Circuit Breaker, BQ Series 20A, 1 Pole, 120V AC

    Miniature Circuit Breaker, Amps 20 A, AC Voltage Rating 120V AC, Circuit Breaker Type Standard, Number of Poles 1, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Bolt On, Phase Single, Series BQ, Max. AIR... more

    $57.69

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    EATON FAZ-C5/1-SP Circuit Breaker, FAZ Series 5A, 1 Pole, 277/480V AC, C Curve

    EATON FAZ-C5/1-SP Circuit Breaker, FAZ Series 5A, 1 Pole, 277/480V AC, C Curve

    IEC Supplementary Protector, Amps 5 A, AC Voltage Rating 277/480V AC, Max. AIR Rating 15kA at 277V AC, Series FAZ, Curve Type C, DC Voltage Rating 48V DC, Number of Poles 1, Phase 1, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style DIN... more

    $59.85

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    GE THQB1120HID Miniature Circuit Breaker, THQB Series 20A, 1 Pole, 120/240V AC

    GE THQB1120HID Miniature Circuit Breaker, THQB Series 20A, 1 Pole, 120/240V AC

    Miniature Circuit Breaker, Amps 20 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type High Intensity Discharge, Number of Poles 1, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Bolt On, Phase Single,... more

    $58.59

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    SQUARE D QOB120VH Miniature Circuit Breaker, QOB Series 20A, 1 Pole, 120/240V AC

    SQUARE D QOB120VH Miniature Circuit Breaker, QOB Series 20A, 1 Pole, 120/240V AC

    Miniature Circuit Breaker, Amps 20 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type High Interrupting Capacity, Number of Poles 1, DC Voltage Rating Not Rated, Circuit Breaker Actuator Paddle, Circuit Breaker Mounting Style Bolt On, Compatible... more

    $67.99

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    SQUARE D QO120CAFI Miniature Circuit Breaker, QO Series 20A, 1 Pole, 120/240V AC

    SQUARE D QO120CAFI Miniature Circuit Breaker, QO Series 20A, 1 Pole, 120/240V AC

    Miniature Circuit Breaker, Amps 20 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Combination Arc Fault Circuit Interrupter, Number of Poles 1, DC Voltage Rating Not Rated, Circuit Breaker Actuator Paddle, Circuit Breaker Mounting Style Plug... more

    $103.99

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    PUSHMATIC UBIP115 Miniature Circuit Breaker, UBIP Series 15A, 1 Pole, 120/240V

    PUSHMATIC UBIP115 Miniature Circuit Breaker, UBIP Series 15A, 1 Pole, 120/240V

    Miniature Circuit Breaker, Amps 15 A, AC Voltage Rating 120V AC, Circuit Breaker Type Standard, Number of Poles 1, DC Voltage Rating Not Rated, Circuit Breaker Actuator Push-to-Reset, Circuit Breaker Mounting Style Bolt On, Compatible Panelboard/Load... more

    $31.95 $30.35

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    SQUARE D QOB160 Miniature Circuit Breaker, QOB Series 60A, 1 Pole, 120/240V AC

    SQUARE D QOB160 Miniature Circuit Breaker, QOB Series 60A, 1 Pole, 120/240V AC

    Miniature Circuit Breaker, Amps 60 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Standard, Number of Poles 1, DC Voltage Rating 48V DC, Circuit Breaker Actuator Paddle, Circuit Breaker Mounting Style Bolt On, Compatible Panelboard/Load Center... more

    $37.15

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    SQUARE D QOB120AFI Miniature Circuit Breaker, QOB Series 20A, 1 Pole, 120/240V

    SQUARE D QOB120AFI Miniature Circuit Breaker, QOB Series 20A, 1 Pole, 120/240V

    Miniature Circuit Breaker, Amps 20 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Arc Fault Circuit Interrupter, Number of Poles 1, DC Voltage Rating Not Rated, Circuit Breaker Actuator Paddle, Circuit Breaker Mounting Style Bolt On, Compatible... more

    $101.99

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    SQUARE D QOU1100 Miniature Circuit Breaker, QOU Series 100A, 1 Pole, 120/240V AC

    SQUARE D QOU1100 Miniature Circuit Breaker, QOU Series 100A, 1 Pole, 120/240V AC

    Miniature Circuit Breaker, Amps 100 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Standard, Number of Poles 1, DC Voltage Rating 60V DC, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Surface/DIN Rail, Compatible... more

    $154.99

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    SIEMENS BQ1B030 Miniature Circuit Breaker, BQ Series 30A, 1 Pole, 120V AC

    SIEMENS BQ1B030 Miniature Circuit Breaker, BQ Series 30A, 1 Pole, 120V AC

    Miniature Circuit Breaker, Amps 30 A, AC Voltage Rating 120V AC, Circuit Breaker Type Standard, Number of Poles 1, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Bolt On, Phase Single, Series BQ, Max. AIR... more

    $61.79

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    SQUARE D QOB1201021 Miniature Circuit Breaker, QOB Series 20A, 1 Pole, 120/240V

    SQUARE D QOB1201021 Miniature Circuit Breaker, QOB Series 20A, 1 Pole, 120/240V

    Miniature Circuit Breaker, Amps 20 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Shunt Trip, Number of Poles 1, DC Voltage Rating 48V DC, Circuit Breaker Actuator Paddle, Circuit Breaker Mounting Style Bolt On, Compatible Panelboard/Load... more

    $269.99

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    CARLING TECHNOLOGIES CA1-B0-34-810-321-R Circuit Breaker, 100A, 1 Pole, 250V

    CARLING TECHNOLOGIES CA1-B0-34-810-321-R Circuit Breaker, 100A, 1 Pole, 250V

    Panel Mount Circuit Breaker, Amps 100 A, AC Voltage Rating 250V AC, Terminal Connection #1/4-20 Stud, DC Voltage Rating 80V DC, Magnetic, Number of Poles 1, Circuit Breaker Actuator Toggle, Max. AIR Rating 1.5kA at 120/240V AC, Curve Type Medium, Phase... more

    $23.19

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    EATON FAZ-C10/1-SP Circuit Breaker, FAZ Series 10A, 1 Pole, 277/480V AC, C Curve

    EATON FAZ-C10/1-SP Circuit Breaker, FAZ Series 10A, 1 Pole, 277/480V AC, C Curve

    IEC Supplementary Protector, Amps 10 A, AC Voltage Rating 277/480V AC, Max. AIR Rating 15kA at 277V AC, Series FAZ, Curve Type C, DC Voltage Rating 48V DC, Number of Poles 1, Phase 1, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style DIN... more

    $60.89

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    EATON FAZ-B2/1-SP Circuit Breaker, FAZ Series 2A, 1 Pole, 277/480V AC, B Curve

    EATON FAZ-B2/1-SP Circuit Breaker, FAZ Series 2A, 1 Pole, 277/480V AC, B Curve

    IEC Supplementary Protector, Amps 2 A, AC Voltage Rating 277/480V AC, Max. AIR Rating 15kA at 240/415V AC, Series FAZ, Curve Type B, DC Voltage Rating 48V DC, Number of Poles 1, Phase 1, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style... more

    $54.69

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    EATON FAZ-D10/1-SP Circuit Breaker, FAZ Series 10A, 1 Pole, 277/480V AC, D Curve

    EATON FAZ-D10/1-SP Circuit Breaker, FAZ Series 10A, 1 Pole, 277/480V AC, D Curve

    IEC Supplementary Protector, Amps 10 A, AC Voltage Rating 277/480V AC, Max. AIR Rating 15kA at 240/415V AC, Series FAZ, Curve Type D, DC Voltage Rating 48V DC, Number of Poles 1, Phase 1, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style... more

    $68.85

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    SIEMENS 5SJ41017HG40 Miniature Circuit Breaker, 5SJ4 Series 1A, 1 Pole, 240V

    SIEMENS 5SJ41017HG40 Miniature Circuit Breaker, 5SJ4 Series 1A, 1 Pole, 240V

    IEC Miniature Circuit Breaker, Amps 1 A, Number of Poles 1, Curve Type C, AC Voltage Rating 240V AC, DC Voltage Rating 60V DC, Max. AIR Rating 14kA at 240V AC, Phase 1, Meets UL Type UL 489, Terminal Connection Screw Clamp, Series 5SJ4, Trip Type... more

    $57.29

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    DAYTON 33V894 Miniature Circuit Breaker, NDB2T-63 C10/1 L Series 10A, 1 Pole,

    DAYTON 33V894 Miniature Circuit Breaker, NDB2T-63 C10/1 L Series 10A, 1 Pole,

    IEC Miniature Circuit Breaker, Amps 10 A, Number of Poles 1, Curve Type C, AC Voltage Rating 277V AC, DC Voltage Rating 48V DC, Max. AIR Rating 10kA at 277V AC, Phase 1, Meets UL Type UL 489, Terminal Connection Lug, Series NDB2T-63 C10/1 L, Trip Type... more

    $29.15

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    ZINSCO UBIZ20 Miniature Circuit Breaker, UBIZ Series 20A, 1 Pole, 120/240V AC

    ZINSCO UBIZ20 Miniature Circuit Breaker, UBIZ Series 20A, 1 Pole, 120/240V AC

    Miniature Circuit Breaker, Amps 20 A, AC Voltage Rating 120V AC, Circuit Breaker Type Standard, Number of Poles 1, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Plug In, Compatible Panelboard/Load Center... more

    $40.29

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    SCHNEIDER ELECTRIC GB2CB06 Circuit Breaker, GB2 Series 1A, 1 Pole, 250/277V AC

    SCHNEIDER ELECTRIC GB2CB06 Circuit Breaker, GB2 Series 1A, 1 Pole, 250/277V AC

    Circuit Protector, Circuit Protection Type Circuit Breaker, Connection Type Clips, Current 1 A, For Minimum Wire Size 16 AWG, For Maximum Wire Size 12 AWG, Housing Color Gray, Maximum Voltage 300 V AC, Mounting Type DIN, Number of Poles 1, Number of... more

    $51.45

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    TENCE MCB 10A DC 1P Single Pole Circuit Breaker Off Grid Solar Circuit Breaker Bike

    TENCE MCB 10A DC 1P Single Pole Circuit Breaker Off Grid Solar Circuit Breaker Bike

    feature: * Rated breaking current 10A * TOB1Z-63 series * 18mm wide * Maximum breaking current 6000A * Rated voltage 125V * DIN rail installation * Miniature circuit breaker type * Travel curve C It is recommended to select a circuit breaker... more

    $9.10

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    1Pole 1A 230/400V Low-voltage Miniature Circuit Breaker Din Rail Mount DZ47-63C1 - White,Blue - C1

    1Pole 1A 230/400V Low-voltage Miniature Circuit Breaker Din Rail Mount DZ47-63C1 - White,Blue - C1

    Rated Circuit Breaking Capacity: 4000A; Rated Voltage: 230/400V Rated Current: 1A ; Model: DZ47-63 C1 ; Number of Pole:1 Overall Size:79 x 18 x 70mm/3.11'' x 0.71'' x 2.83''(L x W x H) ; Rail Mounting : 35mm DIN Rail Fast trip to ensure reliable… more

    $12.43

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    Miniature Circuit Breaker Low Voltage AC 32A 230/400V 1 Pole DZ47-63 C32 - White, Blue

    Miniature Circuit Breaker Low Voltage AC 32A 230/400V 1 Pole DZ47-63 C32 - White, Blue

    Circuit breakers are generally used in distribution boxes. used for line overload, short circuit protection, and infrequent conversion of lines. This distribution protection box is suitable for indoor installation. more

    $12.99

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    Miniature Circuit Breaker Low Voltage AC 16A 230/400V 1 Pole DZ47-63 C16 - White, Blue

    Miniature Circuit Breaker Low Voltage AC 16A 230/400V 1 Pole DZ47-63 C16 - White, Blue

    Circuit breakers are generally used in distribution boxes. used for line overload, short circuit protection, and infrequent conversion of lines. This distribution protection box is suitable for indoor installation. more

    $12.99

    FREE shipping

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    SQUARE D QOB130GFI Miniature Circuit Breaker, QOB Series 30A, 1 Pole, 120V AC,

    SQUARE D QOB130GFI Miniature Circuit Breaker, QOB Series 30A, 1 Pole, 120V AC,

    Miniature Circuit Breaker, Amps 30 A, AC Voltage Rating 120V AC, Circuit Breaker Type Ground Fault Circuit Interrupter, Number of Poles 1, DC Voltage Rating Not Rated, Circuit Breaker Actuator Paddle, Circuit Breaker Mounting Style Bolt On, Compatible... more

    $217.99

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    SIEMENS 5SY61037 Circuit Breaker, 5SY6 Series 3A, 1 Pole, 230/400V AC, C Curve

    SIEMENS 5SY61037 Circuit Breaker, 5SY6 Series 3A, 1 Pole, 230/400V AC, C Curve

    IEC Supplementary Protector, Amps 3 A, AC Voltage Rating 230/400V AC, Max. AIR Rating 5kA at 230/400V AC, Series 5SY6, Curve Type C, DC Voltage Rating Not Rated, Number of Poles 1, Phase 1, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting... more

    $34.29

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    EATON FAZ-C20/1-SP Circuit Breaker, FAZ Series 20A, 1 Pole, 277/480V AC, C Curve

    EATON FAZ-C20/1-SP Circuit Breaker, FAZ Series 20A, 1 Pole, 277/480V AC, C Curve

    IEC Supplementary Protector, Amps 20 A, AC Voltage Rating 277/480V AC, Max. AIR Rating 15kA at 277V AC, Series FAZ, Curve Type C, DC Voltage Rating 48V DC, Number of Poles 1, Phase 1, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style DIN... more

    $69.49

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    FEDERAL PACIFIC UBIF15N Miniature Circuit Breaker, UBIF Series 15A, 1 Pole,

    FEDERAL PACIFIC UBIF15N Miniature Circuit Breaker, UBIF Series 15A, 1 Pole,

    Miniature Circuit Breaker, Amps 15 A, AC Voltage Rating 120V AC, Circuit Breaker Type Standard, Number of Poles 1, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Plug In, Compatible Panelboard/Load Center... more

    $32.79

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    SQUARE D QOB135 Miniature Circuit Breaker, QOB Series 35A, 1 Pole, 120/240V AC

    SQUARE D QOB135 Miniature Circuit Breaker, QOB Series 35A, 1 Pole, 120/240V AC

    Miniature Circuit Breaker, Amps 35 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Standard, Number of Poles 1, DC Voltage Rating 48V DC, Circuit Breaker Actuator Paddle, Circuit Breaker Mounting Style Bolt On, Compatible Panelboard/Load Center... more

    $35.15

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    GE THQB1150 Miniature Circuit Breaker, THQB Series 50A, 1 Pole, 120/240V AC

    GE THQB1150 Miniature Circuit Breaker, THQB Series 50A, 1 Pole, 120/240V AC

    Miniature Circuit Breaker, Amps 50 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Standard, Number of Poles 1, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Bolt On, Phase Single, Series THQB, Max.... more

    $35.49

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    SQUARE D QOU120HM Miniature Circuit Breaker, QOU Series 20A, 1 Pole, 120/240V AC

    SQUARE D QOU120HM Miniature Circuit Breaker, QOU Series 20A, 1 Pole, 120/240V AC

    Miniature Circuit Breaker, Amps 20 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type High Magnetic, Number of Poles 1, DC Voltage Rating 48V DC, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Surface/DIN Rail, Compatible... more

    $35.39

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    PUSHMATIC UBIP120 Miniature Circuit Breaker, UBIP Series 20A, 1 Pole, 120/240V

    PUSHMATIC UBIP120 Miniature Circuit Breaker, UBIP Series 20A, 1 Pole, 120/240V

    Miniature Circuit Breaker, Amps 20 A, AC Voltage Rating 120V AC, Circuit Breaker Type Standard, Number of Poles 1, DC Voltage Rating Not Rated, Circuit Breaker Actuator Push-to-Reset, Circuit Breaker Mounting Style Bolt On, Compatible Panelboard/Load... more

    $31.95 $30.35

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    CHALLENGER UBITBA120L Miniature Circuit Breaker, Challenger Series 20A, 1 Pole,

    CHALLENGER UBITBA120L Miniature Circuit Breaker, Challenger Series 20A, 1 Pole,

    Miniature Circuit Breaker, Amps 20 A, AC Voltage Rating 120V AC, Circuit Breaker Type Standard, Number of Poles 1, DC Voltage Rating Not Rated, Circuit Breaker Actuator Toggle, Circuit Breaker Mounting Style Plug In, Compatible Panelboard/Load Center... more

    $34.69

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    SQUARE D QOB120HM Miniature Circuit Breaker, QOB Series 20A, 1 Pole, 120/240V AC

    SQUARE D QOB120HM Miniature Circuit Breaker, QOB Series 20A, 1 Pole, 120/240V AC

    Miniature Circuit Breaker, Amps 20 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type High Magnetic, Number of Poles 1, DC Voltage Rating 48V DC, Circuit Breaker Actuator Paddle, Circuit Breaker Mounting Style Bolt On, Compatible Panelboard/Load... more

    $36.39

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    SQUARE D QO120HID Miniature Circuit Breaker, QO Series 20A, 1 Pole, 120/240V AC

    SQUARE D QO120HID Miniature Circuit Breaker, QO Series 20A, 1 Pole, 120/240V AC

    Miniature Circuit Breaker, Amps 20 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type High Intensity Discharge, Number of Poles 1, DC Voltage Rating 48V DC, Circuit Breaker Actuator Paddle, Circuit Breaker Mounting Style Plug In, Compatible... more

    $35.39

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    SQUARE D QO135 Miniature Circuit Breaker, QO Series 35A, 1 Pole, 120/240V AC

    SQUARE D QO135 Miniature Circuit Breaker, QO Series 35A, 1 Pole, 120/240V AC

    Miniature Circuit Breaker, Amps 35 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Standard, Number of Poles 1, DC Voltage Rating 48V DC, Circuit Breaker Actuator Paddle, Circuit Breaker Mounting Style Plug In, Compatible Panelboard/Load Center... more

    $31.89

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    SQUARE D QOB140 Miniature Circuit Breaker, QOB Series 40A, 1 Pole, 120/240V AC

    SQUARE D QOB140 Miniature Circuit Breaker, QOB Series 40A, 1 Pole, 120/240V AC

    Miniature Circuit Breaker, Amps 40 A, AC Voltage Rating 120/240V AC, Circuit Breaker Type Standard, Number of Poles 1, DC Voltage Rating 48V DC, Circuit Breaker Actuator Paddle, Circuit Breaker Mounting Style Bolt On, Compatible Panelboard/Load Center... more

    $35.15

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