Miniature Circuit Breakers (MCBs)

Miniature Circuit Breakers (MCBs)

A miniature circuit breaker (MCB) is a type of electrical breaker that is designed to protect electrical circuits from damage due to overloading, short-circuiting, or other electrical faults. MCBs are commonly used in residential and light commercial electrical systems, and are typically smaller in size than traditional circuit breakers.

  • Crouse-Hinds MP120GF Miniature Circuit Breakers (MCBs)

    Crouse-Hinds MP120GF Miniature Circuit Breakers (MCBs)

    Surplus $59.44
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    Crouse-Hinds MP120GF Miniature Circuit Breakers (MCBs)​ ARCA SKU:  E30-7369 Brand:  Crouse-Hinds MPN:  MP120GF UPC:  04089227815 Shipping Weight:  0.50 lbs. Shipping Height:  2.00 In...
    SKU:
    E30-7369
    TS PIK:
    120072461
    Type:
    Circuit Interrupter
    Short Description:
    120 V, 20 A, 10 kA, 1-Pole, Plug-In, MP-GT, MP-HGT, Class A, Feeder, Miniature, Ground Fault, Circuit Breaker
    Terminal Type:
    Load Lug
    Interrupting Rating:
    10 kA
    Current Rating:
    20 A
    Size:
    1 Inch W x 2.66 Inch D x 2.84 Inch H
    Mounting:
    Plug-On
    Wire Size:
    14 to 10 AWG (Copper), 12 to 8 AWG (Aluminum)
    Used On:
    Loadcenter
    Number of Poles:
    1
    Voltage Rating:
    120 VAC
    Data Sheet:
    SiemensAG_01517_1_DATA.pdf
    Surplus $59.44
  • Crouse-Hinds MP130 Miniature Circuit Breakers (MCBs) 30A 120V

    Crouse-Hinds MP130 Miniature Circuit Breakers (MCBs) 30A 120V

    Surplus $22.62
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    Crouse-Hinds MP130 Miniature Circuit Breakers (MCBs) 30A 120V​ ARCA SKU:  C15-5793 Brand:  Crouse-Hinds MPN:  MP130 UPC:  04089251891 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In...
    SKU:
    C15-5793
    TS PIK:
    21029782
    Series:
    MP-T
    Short Description:
    120 VAC, 30 A, 10 kA, 1-Pole, Plug-In Mount, MP-T Frame, Thermal Magnetic Trip Unit, Miniature Circuit Breaker
    Terminal Type:
    Load Lug
    Mounting:
    Plug-On
    Interrupting Rating:
    10 kA
    Number of Poles:
    1
    Voltage Rating:
    120 VAC
    Data Sheet:
    SiemensAG_06579_1_DATA.pdf
    Size:
    1 Inch W x 3 Inch D x 3 1/8 Inch H
    Current Rating:
    30 A
    Wire Size:
    16 to 14 AWG (Copper/Aluminum)
    Used On:
    Loadcenter
    Installation/Operator:
    SiemensAG_00215_INST.pdf
    Surplus $22.62
  • Crouse-Hinds MP215 Miniature Circuit Breakers (MCBs)

    Crouse-Hinds MP215 Miniature Circuit Breakers (MCBs)

    Surplus $49.05
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    Crouse-Hinds MP215 Miniature Circuit Breakers (MCBs)​ ARCA SKU:  E30-7370 Brand:  Crouse-Hinds MPN:  MP215 UPC:  04089251893 Shipping Weight:  0.90 lbs. Shipping Height:  4.00 In...
    SKU:
    E30-7370
    TS PIK:
    21029784
    Size:
    2 Inch W x 3 Inch D x 3 1/8 Inch H
    Current Rating:
    15 A
    Voltage Rating:
    120/240 VAC
    Number of Poles:
    2
    Series:
    MP-T
    Mounting:
    Plug-On
    Wire Size:
    16 to 14 AWG (Copper/Aluminum)
    Terminal Type:
    Load Lug
    Short Description:
    120/240 V, 15 A, 10 kA, 2-Pole, Load Lug Terminal, MP-T Frame, Thermal Magnetic, Low Vage, Miniature, Circuit Breaker
    Type:
    Common Trip
    Data Sheet:
    SiemensAG_01522_1_DATA.pdf
    Used On:
    Loadcenter
    Interrupting Rating:
    10 kA
    Surplus $49.05
  • Crouse-Hinds MP230 Miniature Circuit Breakers (MCBs)

    Crouse-Hinds MP230 Miniature Circuit Breakers (MCBs)

    Surplus $51.54
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    Crouse-Hinds MP230 Miniature Circuit Breakers (MCBs)​ ARCA SKU:  C15-5794 Brand:  Crouse-Hinds MPN:  MP230 UPC:   Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping...
    SKU:
    C15-5794
    Used On:
    Loadcenter
    Voltage Rating:
    120/240 VAC
    Terminal Type:
    Load Lug
    Data Sheet:
    SiemensAG_01524_1_DATA.pdf
    Current Rating:
    30 A
    Mounting:
    Plug-On
    Type:
    Common Trip
    Series:
    Type MP-T
    Short Description:
    120/240 V, 30 A, 10 kA, 2-Pole, Load Lug Terminal, MP-T Frame, Thermal Magnetic, Low Vage, Miniature, Circuit Breaker
    Wire Size:
    16 to 14 AWG (Aluminum/Copper)
    Number of Poles:
    2
    Size:
    2 Inch W x 3 Inch D x 3-1/8 Inch H
    Interrupting Rating:
    10 kA
    Surplus $51.54
  • Crouse-Hinds QBGF2015 Miniature Circuit Breakers (MCBs)

    Crouse-Hinds QBGF2015 Miniature Circuit Breakers (MCBs)

    Surplus $189.90
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    Crouse-Hinds QBGF2015 Miniature Circuit Breakers (MCBs)​ ARCA SKU:  C15-5526 Brand:  Crouse-Hinds MPN:  QBGF2015 UPC:   Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping...
    SKU:
    C15-5526
    Series:
    QBGF
    Type:
    Thermal Magnetic
    Voltage Rating:
    120/240 VAC
    Number of Poles:
    2
    Short Description:
    120/240 VAC, 15 A, 10 kA, 5 mA Trip Level, 2-Pole, Extended Tang Line/Steel Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Ground Fault Circuit Breaker
    Wire Size:
    14 to 8 AWG Aluminum/Copper (Load)
    Terminal Type:
    Extended Tang Line Terminal, Steel Box Lug Load Terminal
    Current Rating:
    15 A
    Interrupting Rating:
    10 kA
    Mounting:
    Bolt-On
    Catalog:
    Eaton_21247_4_8_CAT.pdf
    Surplus $189.90
  • Crouse-Hinds QBGFEP1015 Miniature Circuit Breakers (MCBs)

    Crouse-Hinds QBGFEP1015 Miniature Circuit Breakers (MCBs)

    Surplus $348.74
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    Crouse-Hinds QBGFEP1015 Miniature Circuit Breakers (MCBs)​ ARCA SKU:  C15-5527 Brand:  Crouse-Hinds MPN:  QBGFEP1015 UPC:   Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping...
    SKU:
    C15-5527
    TS PIK:
    21505082
    Voltage Rating:
    120 VAC
    Interrupting Rating:
    10 kA
    Terminal Type:
    Extended Tang Line Terminal, Steel Box Lug Load Terminal
    Short Description:
    120 VAC, 15 A, 10 kA, 30 mA Trip Level, 1-Pole, Extended Tang Line/Steel Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Equipment Protector, Ground Fault Circuit Breaker
    Mounting:
    Bolt-On
    Current Rating:
    15 A
    Type:
    Thermal Magnetic
    Series:
    QBGFEP
    Number of Poles:
    1
    Catalog:
    Eaton_36690_4_9_CAT.pdf
    Wire Size:
    14 to 4 AWG Aluminum/Copper (Load)
    Surplus $348.74
  • Crouse-Hinds QBGFEP1020 Miniature Circuit Breakers (MCBs)

    Crouse-Hinds QBGFEP1020 Miniature Circuit Breakers (MCBs)

    Surplus $334.92
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    Crouse-Hinds QBGFEP1020 Miniature Circuit Breakers (MCBs)​ ARCA SKU:  C15-5528 Brand:  Crouse-Hinds MPN:  QBGFEP1020 UPC:   Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping...
    SKU:
    C15-5528
    TS PIK:
    21505083
    Type:
    Thermal Magnetic
    Used On:
    Panelboard
    Mounting:
    Bolt-On
    Wire Size:
    14 to 4 AWG (Copper/Aluminum)
    Short Description:
    120/240 VAC, 20 A, 10 kA, 30 mA Trip Level, 1-Pole, Extended Tang Line/Steel Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Equipment Protector, Ground Fault Circuit Breaker
    Series:
    QBGFEP
    Terminal Type:
    Extended Tang Line, Steel Box Lug Load
    Catalog:
    Eaton_21247_4_9_CAT.pdf
    Voltage Rating:
    120 VAC
    Number of Poles:
    1
    Current Rating:
    20 A
    Interrupting Rating:
    10 kA
    Surplus $334.92
  • Crouse-Hinds QBHW3060H Miniature Circuit Breakers (MCBs)

    Crouse-Hinds QBHW3060H Miniature Circuit Breakers (MCBs)

    Surplus $278.81
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    Crouse-Hinds QBHW3060H Miniature Circuit Breakers (MCBs)​ ARCA SKU:  C15-5414 Brand:  Crouse-Hinds MPN:  QBHW3060H UPC:  78667939350 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In...
    SKU:
    C15-5414
    TS PIK:
    21510612
    Short Description:
    240 VAC, 60 A, 22 kA, 3-Pole, Extended Tang Line/Steel Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature, Circuit Breaker
    Terminal Type:
    Extended Tang Line, Box Lug Load
    Catalog:
    Eaton_03771_V4T1_12_CAT.pdf
    Number of Poles:
    3
    Series:
    QBHW
    Type:
    Thermal Magnetic
    Wire Size:
    8 to 1/0 AWG (Copper/Aluminum)
    Voltage Rating:
    240 VAC
    Current Rating:
    60 A
    Mounting:
    Bolt-On
    Interrupting Rating:
    22 kA at 240 VAC
    Surplus $278.81
  • Crouse-Hinds QPGFEP2040 Miniature Circuit Breakers (MCBs)

    Crouse-Hinds QPGFEP2040 Miniature Circuit Breakers (MCBs)

    Surplus $674.99
    Stock: Loading...
    Crouse-Hinds QPGFEP2040 Miniature Circuit Breakers (MCBs)​ ARCA SKU:  C15-7261 Brand:  Crouse-Hinds MPN:  QPGFEP2040 UPC:  78667914508 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In...
    SKU:
    C15-7261
    TS PIK:
    109403160
    Short Description:
    EATON QUICKLAG GFCI CIRCUIT BREAKER,INDUSTRIAL GROUND FAULT THERMAL-MAGNETIC EQU
    Number of Poles:
    2
    Surplus $674.99
  • Crouse-Hinds RE1020 Miniature Circuit Breakers (MCBs)

    Crouse-Hinds RE1020 Miniature Circuit Breakers (MCBs)

    Surplus $38.62
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    Crouse-Hinds RE1020 Miniature Circuit Breakers (MCBs)​ ARCA SKU:  C15-5543 Brand:  Crouse-Hinds MPN:  RE1020 UPC:   Shipping Weight:  1.20 lbs. Shipping Height:  1.00 In. Shipping...
    SKU:
    C15-5543
    Number of Poles:
    1
    Surplus $38.62
  • Crouse-Hinds RE1030 Miniature Circuit Breakers (MCBs)

    Crouse-Hinds RE1030 Miniature Circuit Breakers (MCBs)

    Surplus $36.14
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    Crouse-Hinds RE1030 Miniature Circuit Breakers (MCBs)​ ARCA SKU:  C15-5544 Brand:  Crouse-Hinds MPN:  RE1030 UPC:   Shipping Weight:  1.20 lbs. Shipping Height:  1.00 In. Shipping...
    SKU:
    C15-5544
    Number of Poles:
    1
    Surplus $36.14
  • Crouse-Hinds RE1040 Miniature Circuit Breakers (MCBs)

    Crouse-Hinds RE1040 Miniature Circuit Breakers (MCBs)

    Surplus $55.28
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    Crouse-Hinds RE1040 Miniature Circuit Breakers (MCBs)​ ARCA SKU:  C15-5545 Brand:  Crouse-Hinds MPN:  RE1040 UPC:   Shipping Weight:  1.45 lbs. Shipping Height:  1.00 In. Shipping...
    SKU:
    C15-5545
    Number of Poles:
    1
    Surplus $55.28
  • Cutler-Hammer AA13A Other Circuit Breakers NULL EA Cutler-Hammer AA13A Other Circuit Breakers NULL EA

    Cutler-Hammer AA13A Other Circuit Breakers NULL EA

    Surplus $306.46
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    Cutler-Hammer AA13A Other Circuit Breakers NULL EA​ ARCA SKU:  C15-5349 Brand:  Eaton Cutler-Hammer MPN:  AA13A UPC:   Shipping Weight:  3.00 lbs. Shipping Height:  3.00 In. Shipping...
    SKU:
    C15-5349
    Number of Poles:
    3
    Mounting:
    Starter
    Short Description:
    600 VAC, 0.25 to 26.2 FLA, 3-Pole, 1NC, Class 20, NEMA 5, Manual/Automatic Reset, Starter Mount, Type A, Bi-Metallic, Thermal, Overload Relay
    Type:
    Type A, Bi-Metallic, Thermal
    Catalog:
    Eaton_36621_V5T2_129-V5T2_131_CAT.pdf
    Series:
    A200
    Surplus $306.46
  • Cutler-Hammer BAB2020 Miniature Circuit Breakers (MCBs) 2P 20A 120V NULL EA Cutler-Hammer BAB2020 Miniature Circuit Breakers (MCBs) 2P 20A 120V NULL EA

    Cutler-Hammer BAB2020 Miniature Circuit Breakers (MCBs) 2P 20A 120V NULL EA

    Surplus $60.48
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    Cutler-Hammer BAB2020 Miniature Circuit Breakers (MCBs) 2P 20A 120V NULL EA​ ARCA SKU:  C15-1040 Brand:  Cutler-Hammer MPN:  BAB2020 UPC:  78667930220 Shipping Weight:  0.50 lbs. Shipping...
    SKU:
    C15-1040
    Series:
    BAB
    Type:
    Thermal Magnetic
    Approval:
    UL
    Approval:
    CSA
    Size:
    2 Inch Width x 2.906 Inch Depth x 2.906 Inch Height
    Volts:
    120/240 VAC
    Amps:
    20 A
    Poles:
    2
    Interrupting Rating:
    10000 A
    Terminal Type:
    Bolt-On
    Short Description:
    2" x 2.906" x 2.906", 120/240 VAC, 20 A at 40 Deg C, 10000 A Interrupt, 2-Pole, Bolt-On, Thermal Magnetic
    Catalog:
    EatonCorp_00004_V4T1_12_CAT.pdf
    TS PIK:
    21508679
    Current Rating:
    20 A
    Number of Poles:
    2
    Voltage Rating:
    120/240 VAC
    Surplus $60.48
  • Cutler-Hammer BAB2050 Miniature Circuit Breakers (MCBs) NULL EA

    Cutler-Hammer BAB2050 Miniature Circuit Breakers (MCBs) NULL EA

    Surplus $79.64
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    Cutler-Hammer BAB2050 Miniature Circuit Breakers (MCBs) NULL EA​ ARCA SKU:  C15-8974 Brand:  Cutler-Hammer MPN:  BAB2050 UPC:  78667930250 Shipping Weight:  0.60 lbs. Shipping Height:  4...
    SKU:
    C15-8974
    TS PIK:
    21508690
    Mounting:
    Bolt-On
    Number of Poles:
    2
    Current Rating:
    50 A
    Voltage Rating:
    120/240 VAC
    Type:
    Thermal Magnetic
    Short Description:
    120/240 VAC, 50 A, 10 kA, 2-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature, Circuit Breaker
    Series:
    BAB
    Interrupting Rating:
    10 kA at 120/240 VAC, 5 kA at 24 to 48/62.5/80 VDC
    Catalog:
    Eaton_03771_V4T1_11_V4T1_12_V4T1_46_CAT.pdf
    Wire Size:
    14 to 4 AWG Copper/Aluminum (Load)
    Terminal Type:
    Extended Tang Line, Box Lug Load
    Surplus $79.64
  • Cutler-Hammer BR220 Miniature Circuit Breakers (MCBs) NULL EA

    Cutler-Hammer BR220 Miniature Circuit Breakers (MCBs) NULL EA

    Surplus $23.61
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    Cutler-Hammer BR220 Miniature Circuit Breakers (MCBs) NULL EA​ ARCA SKU:  C15-8973 Brand:  Eaton Cutler-Hammer MPN:  BR220 UPC:  786676362856 Shipping Weight:  0.50 lbs. Shipping...
    SKU:
    C15-8973
    TS PIK:
    21493856
    Series:
    BR
    Voltage Rating:
    120/240 VAC
    Type:
    Thermal Magnetic, Common Trip
    Current Rating:
    20 A
    Number of Poles:
    2
    Short Description:
    120/240 VAC, 20 A, 10 kA Interrupt, 2-Pole, Plug-On Mount, Common Trip, Thermal Magnetic Circuit Breaker
    Mounting:
    Plug-On
    Interrupting Rating:
    10 kA
    Catalog:
    EatonCorp_00568_V1T1_84_CAT.pdf
    Size:
    1.9 Inch Length x 2 Inch Width x 2.5 Inch Height
    Used On:
    Type BR Load Center
    Wire Size:
    14 to 4 AWG Copper/Aluminum at 60 Deg C
    Surplus $23.61
  • Cutler-Hammer CA3175 Miniature Circuit Breakers (MCBs) NULL

    Cutler-Hammer CA3175 Miniature Circuit Breakers (MCBs) NULL

    Surplus $1,727.68
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    Cutler-Hammer CA3175 Miniature Circuit Breakers (MCBs) NULL​ ARCA SKU:  C15-6749 Brand:  Cutler-Hammer MPN:  CA3175 UPC:   Shipping Weight:  4.00 lbs. Shipping Height:  5.00 In. Shipping...
    SKU:
    C15-6749
    Short Description:
    240 VAC, 175 A, 10 kA, 3-Pole, Line and Load Terminal, CA Frame, Fixed Trip, Thermal Magnetic, Molded Case, Non-Interchangeable Trip Circuit Breaker
    Series:
    CA
    Type:
    Molded Case, Fixed Trip, Thermal Magnetic
    Interrupting Rating:
    10 kA at 240 VAC
    Terminal Type:
    Line and Load Terminal
    Number of Poles:
    3
    Current Rating:
    175 A
    Voltage Rating:
    240 VAC
    Catalog:
    Eaton_36656_8_CAT.pdf
    Size:
    4.13 Inch W x 2.69 Inch D x 6.5 Inch H
    Surplus $1,727.68
  • Cutler-Hammer CH120 Miniature Circuit Breakers (MCBs) NULL EA

    Cutler-Hammer CH120 Miniature Circuit Breakers (MCBs) NULL EA

    Surplus $5.35
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    Cutler-Hammer CH120 Miniature Circuit Breakers (MCBs) NULL EA​ ARCA SKU:  C15-9292 Brand:  Cutler-Hammer MPN:  CH120 UPC:   Shipping Weight:  0.25 lbs. Shipping Height:  1.00 In. Shipping...
    SKU:
    C15-9292
    Number of Poles:
    1
    Used On:
    CH Series Load Center
    Short Description:
    120/240 VAC, 20 A, 10 kA, 1-Pole, Plug-On Mount, Thermal Magnetic, Circuit Breaker
    Catalog:
    Eaton_36620_V1T1_36_V1T1_37_CAT.pdf
    Series:
    CH
    Installation/Operator:
    Eaton_00231_INST.pdf
    Voltage Rating:
    120/240 VAC
    Type:
    Thermal Magnetic
    Mounting:
    Plug-On
    Current Rating:
    20 A
    Interrupting Rating:
    10 kA
    Wire Size:
    (1) 14 to 8 AWG (Copper/Aluminum), (2) 14 to 10 AWG Solid/Stranded (Copper/Aluminum)
    Surplus $5.35
  • Cutler-Hammer CH215 Miniature Circuit Breakers (MCBs) 2P 15A 240V NULL EA Cutler-Hammer CH215 Miniature Circuit Breakers (MCBs) 2P 15A 240V NULL EA

    Cutler-Hammer CH215 Miniature Circuit Breakers (MCBs) 2P 15A 240V NULL EA

    Surplus $30.34
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    Cutler-Hammer CH215 Miniature Circuit Breakers (MCBs) 2P 15A 240V NULL EA​ ARCA SKU:  C15-1398 Brand:  Cutler-Hammer MPN:  CH215 UPC:  78211310172 Shipping Weight:  0.50 lbs. Shipping...
    SKU:
    C15-1398
    Series:
    CH
    Type:
    Thermal Magnetic
    Type:
    Common Trip
    Volts:
    120/240 VAC
    Amps:
    32 A
    Used On:
    Type CH Loadcenter
    Poles:
    2
    Mounting:
    Plug-On
    Interrupting Rating:
    10 kA
    Wire Size:
    (1) 14 to 8 AWG
    Wire Size:
    (2) 14 to 10 AWG
    Short Description:
    120/240 VAC, 15 A, 10 kA, 2-Pole, Plug-On Mount, Common Trip, Thermal Magnetic
    Catalog:
    Eaton_36620_V1T1_36_V1T1_37_CAT.pdf
    Installation/Operator:
    Eaton_00008_INST.pdf
    Manufacturer Warranty:
    Eaton_00009_WARR.pdf
    Current Rating:
    15 A
    Voltage Rating:
    120/240 VAC
    Number of Poles:
    2
    Surplus $30.34