Miniature Circuit Breakers (MCBs)

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.

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  • Siemens BQD215 Miniature Circuit Breakers (MCBs) 2P 15A 277V Siemens BQD215 Miniature Circuit Breakers (MCBs) 2P 15A 277V

    Siemens BQD215 Miniature Circuit Breakers (MCBs) 2P 15A 277V

    MSRP $680.00
    Surplus $111.41
    Siemens BQD215 Miniature Circuit Breakers (MCBs) 2P 15A 277V​ ARCA SKU:  C15-6088 Brand:  Siemens MPN:  BQD215 UPC:  78364327721 Shipping Weight:  1.10 lbs. Shipping Height:  4.00 In...
    SKU:
    C15-6088
    TS PIK:
    115270520
    Number of Poles:
    2
    Short Description:
    480 VAC Star/277 VAC, 125/250 VDC, 15 A, 14 kA, 2-Pole, Bolt-On Mount, Molded Case, Branch, Thermal Magnetic, Panelboard Circuit Breaker
    Type:
    Molded Case, Branch, Thermal Magnetic
    Voltage Rating:
    480 Star/277 VAC, 125/250 VDC
    Current Rating:
    15 A
    Used On:
    P1 Panelboard
    Data Sheet:
    SiemensAG_01614_1_DATA.pdf
    Catalog:
    SiemensAG_00876_5_18_5_20_CAT.pdf
    Interrupting Rating:
    14 kA
    Country of Origin:
    Mexico
    MSRP $680.00
    Surplus $111.41
    Qty in Cart: 0
    Price:
    MSRP $680.00
    Surplus $111.41
  • Siemens BQD225 Miniature Circuit Breakers (MCBs) 2P 25A 277V Siemens BQD225 Miniature Circuit Breakers (MCBs) 2P 25A 277V

    Siemens BQD225 Miniature Circuit Breakers (MCBs) 2P 25A 277V

    MSRP $680.00
    Surplus $50.64
    Siemens BQD225 Miniature Circuit Breakers (MCBs) 2P 25A 277V​ ARCA SKU:  C15-6159 Brand:  Siemens MPN:  BQD225 UPC:  78364327723 Shipping Weight:  1.10 lbs. Shipping Height:  4.00 In...
    SKU:
    C15-6159
    TS PIK:
    21368657
    Catalog:
    SiemensAG_00565_11_16_CAT.pdf
    Series:
    BQD
    Installation/Operator:
    SiemensAG_00221_INST.pdf
    Short Description:
    480 VAC Star/277 VAC, 25 A, 14 kA, 2-Pole, Low-Tab Mount, Molded Case, Thermal Magnetic Trip Unit, Branch, Panelboard Circuit Breaker
    Voltage Rating:
    480 Star/277 VAC at 50/60 Hz, 125/250 VDC (UL)
    Number of Poles:
    2
    Current Rating:
    25 A
    Interrupting Rating:
    14 kA at 480 Star/277 VAC/125/250 VDC (UL)
    Used On:
    P1/P2/P3/P4/P5 Panelboard
    Data Sheet:
    SiemensAG_05425_1_DATA.pdf
    Type:
    Branch, Molded Case, Thermal and Fixed Magnetic
    Country of Origin:
    Mexico
    MSRP $680.00
    Surplus $50.64
    Qty in Cart: 0
    Price:
    MSRP $680.00
    Surplus $50.64
  • Siemens BQD230 Miniature Circuit Breakers (MCBs) 2P 30A

    Siemens BQD230 Miniature Circuit Breakers (MCBs) 2P 30A

    MSRP $680.00
    Surplus $111.74
    Siemens BQD230 Miniature Circuit Breakers (MCBs) 2P 30A​ ARCA SKU:  C15-4917 Brand:  Siemens MPN:  BQD230 UPC:  78364327724 Shipping Weight:  1.25 lbs. Shipping Height:  6.00 In. Shipping...
    SKU:
    C15-4917
    Series:
    BQD
    Type:
    Molded Case
    Type:
    Thermal and Fixed Magnetic Trip
    Approval:
    UL 489
    Approval:
    CSA-C22.2
    Volts:
    277/480 VAC 50/60 Hertz
    Volts:
    125/250 VDC
    Amps:
    32 A
    Used On:
    P1 Panelboard
    Poles:
    2
    Interrupting Rating:
    14 kA
    Application:
    Construction
    Construction:
    Used On
    Short Description:
    480 VAC Star/277 VAC, 125/250 VDC, 30 A, 14 kA, 2-Pole, Bolt-On Mount, Molded Case, Branch, Thermal Magnetic
    Catalog:
    SiemensAG_00876_5_18_5_20_CAT.pdf
    Data Sheet:
    SiemensAG_01615_1_DATA.pdf
    TS PIK:
    128313933
    Number of Poles:
    2
    Current Rating:
    30 A
    Voltage Rating:
    277/480 VAC 50/60 Hertz, 125/250 VDC
    Country of Origin:
    Mexico
    MSRP $680.00
    Surplus $111.74
    Qty in Cart: 0
    Price:
    MSRP $680.00
    Surplus $111.74
  • Siemens BQD240 Miniature Circuit Breakers (MCBs)

    Siemens BQD240 Miniature Circuit Breakers (MCBs)

    MSRP $653.00
    Surplus $113.05
    SKU:  C15-6160 Brand:  Siemens MPN:  BQD240 UPC:  78364327726 Shipping Weight:  1.15 lbs. Shipping Height:  4.49 In. Shipping Length:  4.00 In. Shipping Width:  2.00 In...
    SKU:
    C15-6160
    TS PIK:
    21368644
    Interrupting Rating:
    14 kA
    Type:
    Molded Case, Branch, Thermal Magnetic
    Current Rating:
    40 A
    Short Description:
    480 VAC Star/277 VAC, 40 A, 14 kA, 2-Pole, Low-Tab Mount, Molded Case, Thermal Magnetic Trip Unit, Branch, Panelboard Circuit Breaker
    Used On:
    P1 Panelboard
    Installation/Operator:
    SiemensAG_00221_INST.pdf
    Number of Poles:
    2
    Catalog:
    SiemensAG_00565_11_16_CAT.pdf
    Voltage Rating:
    480 Star/277 VAC, 125/250 VDC
    Data Sheet:
    SiemensAG_05427_1_DATA.pdf
    Country of Origin:
    Mexico
    MSRP $653.00
    Surplus $113.05
    Qty in Cart: 0
    Price:
    MSRP $653.00
    Surplus $113.05
  • Siemens BQD270 Miniature Circuit Breakers (MCBs)

    Siemens BQD270 Miniature Circuit Breakers (MCBs)

    MSRP $1,368.00
    Surplus $61.81
    SKU:  C15-7404 Brand:  Siemens MPN:  BQD270 UPC:  78364327730 Shipping Weight:  1.10 lbs. Shipping Height:  3.00 In. Shipping Length:  4.00 In. Shipping Width:  3.00 In...
    SKU:
    C15-7404
    TS PIK:
    115495143
    Interrupting Rating:
    14 kA at 480 Star/277 VAC/125/250 VDC (UL)
    Number of Poles:
    2
    Used On:
    P1/P2/P3/P4/P5 Panelboard
    Data Sheet:
    SiemensAG_05431_1_DATA.pdf
    Current Rating:
    70 A
    Catalog:
    SiemensAG_00565_11_16_CAT.pdf
    Installation/Operator:
    SiemensAG_00221_INST.pdf
    Short Description:
    480 VAC Star/277 VAC, 70 A, 14 kA, 2-Pole, Low-Tab Mount, Molded Case, Thermal Magnetic Trip Unit, Branch, Panelboard Circuit Breaker
    Series:
    BQD
    Type:
    Branch, Molded Case, Thermal and Fixed Magnetic
    Voltage Rating:
    480 Star/277 VAC at 50/60 Hz, 125/250 VDC (UL)
    Country of Origin:
    Mexico
    MSRP $1,368.00
    Surplus $61.81
    Qty in Cart: 0
    Price:
    MSRP $1,368.00
    Surplus $61.81
  • Siemens BQD290 Miniature Circuit Breakers (MCBs) Siemens BQD290 Miniature Circuit Breakers (MCBs)

    Siemens BQD290 Miniature Circuit Breakers (MCBs)

    MSRP $1,368.00
    Surplus $70.61
    SKU:  C15-8746 Brand:  Siemens MPN:  BQD290 UPC:  78364327732 Shipping Weight:  1.15 lbs. Shipping Height:  4.49 In. Shipping Length:  4.00 In. Shipping Width:  2.00 In...
    SKU:
    C15-8746
    TS PIK:
    21367352
    Number of Poles:
    2
    Current Rating:
    90 A
    Voltage Rating:
    480 Star/277 VAC at 50/60 Hz, 125/250 VDC (UL)
    Short Description:
    480 VAC Star/277 VAC, 90 A, 14 kA, 2-Pole, Low-Tab Mount, Molded Case, Thermal Magnetic Trip Unit, Branch, Panelboard Circuit Breaker
    Data Sheet:
    SiemensAG_05433_1_DATA.pdf
    Catalog:
    SiemensAG_00565_11_16_CAT.pdf
    Interrupting Rating:
    14 kA at 480 Star/277 VAC/125/250 VDC (UL)
    Series:
    BQD
    Used On:
    P1/P2/P3/P4/P5 Panelboard
    Type:
    Branch, Molded Case, Thermal and Fixed Magnetic
    Installation/Operator:
    SiemensAG_00221_INST.pdf
    Country of Origin:
    Mexico
    MSRP $1,368.00
    Surplus $70.61
    Qty in Cart: 0
    Price:
    MSRP $1,368.00
    Surplus $70.61
  • Siemens BQD315 Miniature Circuit Breakers (MCBs) Siemens BQD315 Miniature Circuit Breakers (MCBs)

    Siemens BQD315 Miniature Circuit Breakers (MCBs)

    MSRP $1,202.00
    Surplus $267.32
    Siemens BQD315 Miniature Circuit Breakers (MCBs)​ ARCA SKU:  C15-7508 Brand:  Siemens MPN:  BQD315 UPC:  78364327734 Shipping Weight:  1.80 lbs. Shipping Height:  4.00 In. Shipping...
    SKU:
    C15-7508
    TS PIK:
    126673471
    Used On:
    P1 Panelboard
    Number of Poles:
    3
    Type:
    Molded Case, Thermal and Fixed Magnetic Trip
    Current Rating:
    15 A
    Interrupting Rating:
    14 kA
    Short Description:
    480 VAC Star/277 VAC, 15 A, 14 kA, 3-Pole, BQD-Frame, Thermal Magnetic, Molded Case Circuit Breaker
    Voltage Rating:
    277/480 VAC 50/60 Hertz
    Series:
    BQD
    Catalog:
    SiemensAG_00876_5_18_5_20_CAT.pdf
    Data Sheet:
    SiemensAG_01617_1_DATA.pdf
    Country of Origin:
    Mexico
    MSRP $1,202.00
    Surplus $267.32
    Qty in Cart: 0
    Price:
    MSRP $1,202.00
    Surplus $267.32
  • Contact Us For Quote
    Siemens BQD325 Everything Else 3P 25A

    Siemens BQD325 Everything Else 3P 25A

    MSRP $1,155.00
    Surplus $291.27
    SKU:  C15-7406 Brand:  Siemens MPN:  BQD325 UPC:   Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In. Product...
    SKU:
    C15-7406
    TS PIK:
    106248896
    MSRP $1,155.00
    Surplus $291.27
    Qty in Cart: 0
    Price:
    MSRP $1,155.00
    Surplus $291.27
  • Siemens BQD330 Miniature Circuit Breakers (MCBs) 3P 30A Siemens BQD330 Miniature Circuit Breakers (MCBs) 3P 30A

    Siemens BQD330 Miniature Circuit Breakers (MCBs) 3P 30A

    MSRP $1,202.00
    Surplus $244.72
    SKU:  C15-6089 Brand:  Siemens MPN:  BQD330 UPC:  78364327737 Shipping Weight:  1.80 lbs. Shipping Height:  4.00 In. Shipping Length:  6.00 In. Shipping Width:  5.00 In...
    SKU:
    C15-6089
    TS PIK:
    115270521
    Series:
    BQD
    Type:
    Molded Case, Thermal and Fixed Magnetic, Branch
    Short Description:
    480 VAC Star/277 VAC, 30 A, 14 kA, 3-Pole, Low-Tab Mount, Molded Case, Thermal Magnetic Trip Unit, Branch, Panelboard Circuit Breaker
    Number of Poles:
    3
    Current Rating:
    30 A
    Installation/Operator:
    SiemensAG_00221_INST.pdf
    Catalog:
    SiemensAG_00565_11_16_CAT.pdf
    Voltage Rating:
    480 VAC Star/277 VAC
    Data Sheet:
    SiemensAG_05436_1_DATA.pdf
    Interrupting Rating:
    14 kA at 480 VAC Star/277 VAC
    Used On:
    P1/P2/P3/P4/P5 Panelboard
    Country of Origin:
    Mexico
    MSRP $1,202.00
    Surplus $244.72
    Qty in Cart: 0
    Price:
    MSRP $1,202.00
    Surplus $244.72
  • Contact Us For Quote
    Siemens BQD335 Miniature Circuit Breakers (MCBs) 3P 35A 277

    Siemens BQD335 Miniature Circuit Breakers (MCBs) 3P 35A 277

    MSRP $1,155.00
    Surplus $267.64
    Siemens BQD335 Miniature Circuit Breakers (MCBs) 3P 35A 277​ ARCA SKU:  C15-7539 Brand:  Siemens MPN:  BQD335 UPC:   Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping...
    SKU:
    C15-7539
    TS PIK:
    120152086
    MSRP $1,155.00
    Surplus $267.64
    Qty in Cart: 0
    Price:
    MSRP $1,155.00
    Surplus $267.64
  • Siemens BQD360 Miniature Circuit Breakers (MCBs) Siemens BQD360 Miniature Circuit Breakers (MCBs)

    Siemens BQD360 Miniature Circuit Breakers (MCBs)

    MSRP $1,202.00
    Surplus $176.39
    SKU:  C15-7527 Brand:  Siemens MPN:  BQD360 UPC:  78364327742 Shipping Weight:  1.80 lbs. Shipping Height:  4.00 In. Shipping Length:  6.00 In. Shipping Width:  4.00 In...
    SKU:
    C15-7527
    TS PIK:
    115459849
    Series:
    BQD
    Number of Poles:
    3
    Type:
    Molded Case, Thermal and Fixed Magnetic, Branch
    Short Description:
    480 VAC Star/277 VAC 50/60 Hz, 60 A, 14 kA, 3-Pole, Bolt-On Mount, Molded Case, Branch, Thermal Magnetic, Panelboard Circuit Breaker
    Voltage Rating:
    480 VAC Star/277 VAC
    Catalog:
    SiemensAG_00876_5_18_5_20_CAT.pdf
    Interrupting Rating:
    14 kA at 480 VAC Star/277 VAC
    Current Rating:
    60 A
    Used On:
    P1/P2/P3/P4/P5 Panelboard
    Data Sheet:
    SiemensAG_01622_1_DATA.pdf
    Country of Origin:
    Mexico
    MSRP $1,202.00
    Surplus $176.39
    Qty in Cart: 0
    Price:
    MSRP $1,202.00
    Surplus $176.39
  • Contact Us For Quote
    Siemens BQD360BP Miniature Circuit Breakers (MCBs) BQD 3P 60A 480V Siemens BQD360BP Miniature Circuit Breakers (MCBs) BQD 3P 60A 480V

    Siemens BQD360BP Miniature Circuit Breakers (MCBs) BQD 3P 60A 480V

    MSRP $1,100.00
    Surplus $360.39
    SKU:  C15-2267 Brand:  Siemens MPN:  BQD360BP UPC:   Shipping Weight:  2.00 lbs. Shipping Height:  5.00 In. Shipping Length:  3.00 In. Shipping Width:  3.00 In. Product...
    SKU:
    C15-2267
    Volts:
    480 V
    Amps:
    60 A
    Poles:
    3
    Short Description:
    BREAKER BQD 3P 60A 480VAC 14KA BULK PK
    MSRP $1,100.00
    Surplus $360.39
    Qty in Cart: 0
    Price:
    MSRP $1,100.00
    Surplus $360.39
  • Siemens BQD390 Miniature Circuit Breakers (MCBs)

    Siemens BQD390 Miniature Circuit Breakers (MCBs)

    MSRP $1,624.00
    Surplus $276.64
    SKU:  C15-7407 Brand:  Siemens MPN:  BQD390 UPC:  78364327745 Shipping Weight:  1.75 lbs. Shipping Height:  4.49 In. Shipping Length:  3.00 In. Shipping Width:  2.70 In...
    SKU:
    C15-7407
    TS PIK:
    106248898
    Series:
    BQD
    Short Description:
    480 VAC Star/277 VAC, 90 A, 14 kA Interrupt, 3-Pole, BQD-Frame, Thermal Magnetic, Molded Case Circuit Breaker
    Number of Poles:
    3
    Voltage Rating:
    277/480 VAC 50/60 Hertz
    Type:
    Molded Case, Thermal and Fixed Magnetic Trip
    Current Rating:
    90 A
    Catalog:
    SiemensAG_00876_5_18_5_20_CAT.pdf
    Used On:
    P1 Panelboard
    Interrupting Rating:
    14 kA
    Data Sheet:
    SiemensAG_01625_1_DATA.pdf
    Country of Origin:
    Mexico
    MSRP $1,624.00
    Surplus $276.64
    Qty in Cart: 0
    Price:
    MSRP $1,624.00
    Surplus $276.64
  • Siemens D130 Miniature Circuit Breakers (MCBs) 1P 30A

    Siemens D130 Miniature Circuit Breakers (MCBs) 1P 30A

    MSRP $45.50
    Surplus $5.68
    Siemens D130 Miniature Circuit Breakers (MCBs) 1P 30A​ ARCA SKU:  C15-6347 Brand:  Siemens MPN:  D130 UPC:  66264363190 Shipping Weight:  0.45 lbs. Shipping Height:  5.00 In. Shipping...
    SKU:
    C15-6347
    TS PIK:
    110611689
    Voltage Rating:
    115 VAC 1-Phase
    Short Description:
    1/40 HP, 115 VAC 60 Hz 1-Phase, 1 A, 4-Pole, 1550 RPM, 1-Speed, Steel Frame, Class B Insulation, Extended Stud Mount, Clockwise Shaft End, Sleeve Drive End Bearing, Flat Shaft, Shaded Pole, OAO, HVAC/R Motor
    Data Sheet:
    RegalRexnordCorp-Link-Fasco_00320_1_2_DATA.pdf
    Mounting:
    Extended Stud
    CAD Drawings:
    RegalRexnordCorp-Link-Fasco_00836_1_2_CAD.pdf
    Installation/Operator:
    RegalRexnordCorp-Link-Fasco_00001_INST.pdf
    Number of Poles:
    1
    Country of Origin:
    Mexico
    MSRP $45.50
    Surplus $5.68
    Qty in Cart: 0
    Price:
    MSRP $45.50
    Surplus $5.68
  • Siemens HB3B020 Miniature Circuit Breakers (MCBs) Siemens HB3B020 Miniature Circuit Breakers (MCBs)

    Siemens HB3B020 Miniature Circuit Breakers (MCBs)

    MSRP $1,177.00
    Surplus $70.05
    SKU:  C15-7446 Brand:  Siemens MPN:  HB3B020 UPC:  78364311126 Shipping Weight:  1.10 lbs. Shipping Height:  3.00 In. Shipping Length:  4.00 In. Shipping Width:  3.00 In...
    SKU:
    C15-7446
    TS PIK:
    21333605
    Terminal Type:
    Load Lug
    Type:
    Molded Case, Low Vage, Common Trip, Circuit Protector
    Current Rating:
    20 A
    Voltage Rating:
    240 VAC
    Size:
    3 Inch Width x 3 Inch Depth x 4 Inch Height
    Data Sheet:
    SiemensAG_09573_1_2_DATA.pdf
    Catalog:
    SiemensAG_09175_17_8_17_9_CAT.pdf
    Interrupting Rating:
    65 kA at 240 VAC
    Number of Poles:
    3
    Country of Origin:
    Mexico
    MSRP $1,177.00
    Surplus $70.05
    Qty in Cart: 0
    Price:
    MSRP $1,177.00
    Surplus $70.05
  • Siemens HEB2B015B Miniature Circuit Breakers (MCBs) Siemens HEB2B015B Miniature Circuit Breakers (MCBs)

    Siemens HEB2B015B Miniature Circuit Breakers (MCBs)

    MSRP $10,162.00
    Surplus $202.28
    SKU:  C15-7684 Brand:  Siemens MPN:  HEB2B015B UPC:  78364355880 Shipping Weight:  1.80 lbs. Shipping Height:  4.00 In. Shipping Length:  7.00 In. Shipping Width:  4.00 In...
    SKU:
    C15-7684
    TS PIK:
    121608104
    Short Description:
    BRKR HEB 15A 2P 480V 65K LD LUG
    Number of Poles:
    2
    Country of Origin:
    Dominican Republic
    MSRP $10,162.00
    Surplus $202.28
    Qty in Cart: 0
    Price:
    MSRP $10,162.00
    Surplus $202.28
  • Contact Us For Quote

    Siemens HEB3B060B Miniature Circuit Breakers (MCBs)

    MSRP $11,897.00
    Surplus $2,424.73
    SKU:  C15-7582 Brand:  Siemens MPN:  HEB3B060B UPC:   Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In. Product...
    SKU:
    C15-7582
    TS PIK:
    123475002
    MSRP $11,897.00
    Surplus $2,424.73
    Qty in Cart: 0
    Price:
    MSRP $11,897.00
    Surplus $2,424.73
  • Contact Us For Quote

    Siemens HEB3B100B Miniature Circuit Breakers (MCBs) 3P 100A 480V

    MSRP $13,253.00
    Surplus $2,394.00
    SKU:  C15-7390 Brand:  Siemens MPN:  HEB3B100B UPC:   Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In. Product...
    SKU:
    C15-7390
    TS PIK:
    115675920
    MSRP $13,253.00
    Surplus $2,394.00
    Qty in Cart: 0
    Price:
    MSRP $13,253.00
    Surplus $2,394.00
  • Contact Us For Quote

    Siemens HEB3B125B Miniature Circuit Breakers (MCBs) 3P 125A

    MSRP $26,900.00
    Surplus $3,458.00
    SKU:  C15-7583 Brand:  Siemens MPN:  HEB3B125B UPC:   Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In. Product...
    SKU:
    C15-7583
    MSRP $26,900.00
    Surplus $3,458.00
    Qty in Cart: 0
    Price:
    MSRP $26,900.00
    Surplus $3,458.00

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