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.

  • Product
  • Qty in Cart
  • Price
  • Contact Us For Quote
    Siemens BQ2B070H Miniature Circuit Breakers (MCBs)

    Siemens BQ2B070H Miniature Circuit Breakers (MCBs)

    MSRP $233.50
    Surplus $63.05
    SKU:  C15-15649 Brand:  Siemens MPN:  BQ2B070H UPC:  78364316164 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-15649
    Short Description:
    BRKR BQH 2P 120/240V 70A 22K
    Country of Origin:
    MEX
    MSRP $233.50
    Surplus $63.05
    Qty in Cart: 0
    Price:
    MSRP $233.50
    Surplus $63.05
  • Siemens BQ2B080 Miniature Circuit Breakers (MCBs)

    Siemens BQ2B080 Miniature Circuit Breakers (MCBs)

    MSRP $503.00
    Surplus $94.22
    Siemens BQ2B080 Miniature Circuit Breakers (MCBs)​ ARCA SKU:  C15-8750 Brand:  Siemens MPN:  BQ2B080 UPC:  78364316123 Shipping Weight:  0.65 lbs. Shipping Height:  2.00 In. Shipping...
    SKU:
    C15-8750
    TS PIK:
    115270502
    Terminal Type:
    Load Lug
    Catalog:
    SiemensAG_01698_17_1_17_7_CAT.pdf
    Data Sheet:
    SiemensAG_05381_1_DATA.pdf
    Series:
    BQ
    Short Description:
    120/240 VAC, 80 A, 10 kA, 2-Pole, Load Lug Terminal, BQ Frame, Bolt-On, Common Trip, Molded Case Circuit Breaker
    Type:
    Molded Case, Thermal and Fixed Magnetic, Common Trip
    Size:
    2 Inch W x 3 Inch D x 4 Inch H
    Voltage Rating:
    120/240 VAC
    Number of Poles:
    2
    Interrupting Rating:
    10 kA at 120/240 VAC Symmetrical (UL)
    Current Rating:
    80 A
    Used On:
    P1/P2/P3/P4/P5 Panelboard
    Wire Size:
    4 to 1/0 AWG (Copper), 2 to 1/0 AWG (Aluminum)
    Country of Origin:
    Mexico
    Approval:
    UL 489, CSA C22.2
    MSRP $503.00
    Surplus $94.22
    Qty in Cart: 0
    Price:
    MSRP $503.00
    Surplus $94.22
  • Contact Us For Quote
    Siemens BQ2B08000S01 Miniature Circuit Breakers (MCBs)

    Siemens BQ2B08000S01 Miniature Circuit Breakers (MCBs)

    MSRP $230.74
    Surplus $62.30
    SKU:  C15-15650 Brand:  Siemens MPN:  BQ2B08000S01 UPC:  78364323778 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00...
    SKU:
    C15-15650
    Approval:
    UL 489
    Number of Poles:
    2
    Current Rating:
    80 A
    Country of Origin:
    MEX
    Terminal Type:
    Load Lug
    Voltage Rating:
    120/240 V AC
    Type:
    Molded Case, Low Vage, Common Trip, Circuit Protector
    Interrupting Rating:
    10 kA
    Maximum AC Voltage Rating:
    240 V
    Catalog:
    SiemensAG_09175_0_8_17_1_17_8_17_133_CAT.pdf
    Data Sheet:
    SiemensAG_09557_1_2_DATA.pdf
    Size:
    4 Inch Width x 6 Inch Depth x 3 Inch Height
    Short Description:
    BRKR BQ 2P 120/240V 80A 10K 120ST
    MSRP $230.74
    Surplus $62.30
    Qty in Cart: 0
    Price:
    MSRP $230.74
    Surplus $62.30
  • Contact Us For Quote
    Siemens BQ2B080H Miniature Circuit Breakers (MCBs) Siemens BQ2B080H Miniature Circuit Breakers (MCBs)

    Siemens BQ2B080H Miniature Circuit Breakers (MCBs)

    MSRP $117.98
    Surplus $0.00
    SKU:  C15-18978 Brand:  Siemens MPN:  BQ2B080H UPC:  78364322613 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-18978
    Country of Origin:
    MEX
    Short Description:
    BRKR BQH 2P 120/240V 80A 22K
    MSRP $117.98
    Surplus $0.00
    Qty in Cart: 0
    Price:
    MSRP $117.98
    Surplus $0.00
  • Siemens BQ2B090 Miniature Circuit Breakers (MCBs) 2P 90A 120V

    Siemens BQ2B090 Miniature Circuit Breakers (MCBs) 2P 90A 120V

    MSRP $503.00
    Surplus $73.96
    Siemens BQ2B090 Miniature Circuit Breakers (MCBs) 2P 90A 120V​ ARCA SKU:  C15-6134 Brand:  Siemens MPN:  BQ2B090 UPC:  78364310247 Shipping Weight:  0.65 lbs. Shipping Height:  2.00 In...
    SKU:
    C15-6134
    TS PIK:
    119226720
    Series:
    BQ
    Type:
    Molded Case, Thermal and Fixed Magnetic, Common Trip
    Terminal Type:
    Load Lug
    Current Rating:
    90 A
    Short Description:
    120/240 VAC, 90 A, 10 kA, 2-Pole, Load Lug Terminal, BQ Frame, Bolt-On, Common Trip, Molded Case Circuit Breaker
    Number of Poles:
    2
    Voltage Rating:
    120/240 VAC
    Size:
    2 Inch W x 3 Inch D x 4 Inch H
    Catalog:
    SiemensAG_01698_17_1_17_7_CAT.pdf
    Interrupting Rating:
    10 kA at 120/240 VAC Symmetrical (UL)
    Wire Size:
    4 to 1/0 AWG (Copper), 2 to 1/0 AWG (Aluminum)
    Used On:
    P1/P2/P3/P4/P5 Panelboard
    Data Sheet:
    SiemensAG_05382_1_DATA.pdf
    Country of Origin:
    Mexico
    Approval:
    UL 489, CSA C22.2
    MSRP $503.00
    Surplus $73.96
    Qty in Cart: 0
    Price:
    MSRP $503.00
    Surplus $73.96
  • Contact Us For Quote
    Siemens BQ2B09000S01 Miniature Circuit Breakers (MCBs) Siemens BQ2B09000S01 Miniature Circuit Breakers (MCBs)

    Siemens BQ2B09000S01 Miniature Circuit Breakers (MCBs)

    MSRP $299.25
    Surplus $80.80
    SKU:  C15-15651 Brand:  Siemens MPN:  BQ2B09000S01 UPC:  78364323779 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00...
    SKU:
    C15-15651
    Short Description:
    BRKR BQ 2P 120/240V 90A 10K 120ST
    Country of Origin:
    MEX
    MSRP $299.25
    Surplus $80.80
    Qty in Cart: 0
    Price:
    MSRP $299.25
    Surplus $80.80
  • Contact Us For Quote
    Siemens BQ2B090H Miniature Circuit Breakers (MCBs)

    Siemens BQ2B090H Miniature Circuit Breakers (MCBs)

    MSRP $134.21
    Surplus $36.23
    SKU:  C15-15652 Brand:  Siemens MPN:  BQ2B090H UPC:  78364316165 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-15652
    Short Description:
    BRKR BQH 2P 120/240V 90A 22K
    Country of Origin:
    MEX
    MSRP $134.21
    Surplus $36.23
    Qty in Cart: 0
    Price:
    MSRP $134.21
    Surplus $36.23
  • Contact Us For Quote
    Siemens BQ2B100 Miniature Circuit Breakers (MCBs)

    Siemens BQ2B100 Miniature Circuit Breakers (MCBs)

    MSRP $534.00
    Surplus $167.35
    SKU:  C15-10363 Brand:  Siemens MPN:  BQ2B100 UPC:  78364310248 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-10363
    TS PIK:
    21366184
    Type:
    Molded Case, Thermal and Fixed Magnetic Trip, Common Trip
    Terminal Type:
    Load Lug
    Voltage Rating:
    120/240 VAC at 50/60 Hz (UL)
    Number of Poles:
    2
    Interrupting Rating:
    10 kA at 120/240 VAC Symmetrical (UL)
    Mounting:
    Bolt-On
    Size:
    2 Inch W x 3 Inch D x 4 Inch H
    Wire Size:
    4 to 1/0 AWG (Copper), 2 to 1/0 AWG (Aluminum)
    Used On:
    P1/P2/P3/P4/P5 Panelboard
    Series:
    BQ
    Catalog:
    SiemensAG_01502_1_15_5_9_5_24_CAT.pdf
    Short Description:
    120/240 VAC 50/60 Hz, 100 A, 10 kA, 2-Pole, Line and Load Side Lug/Bolt-On Terminal, BQ Frame, Molded Case, Thermal and Fixed Magnetic Trip, Low Vage, Common Trip, Circuit Breaker
    Current Rating:
    100 A
    Country of Origin:
    Mexico
    Approval:
    UL 489, CSA C22.2
    MSRP $534.00
    Surplus $167.35
    Qty in Cart: 0
    Price:
    MSRP $534.00
    Surplus $167.35
  • Contact Us For Quote
    Siemens BQ2B10000S01 Miniature Circuit Breakers (MCBs) Siemens BQ2B10000S01 Miniature Circuit Breakers (MCBs)

    Siemens BQ2B10000S01 Miniature Circuit Breakers (MCBs)

    MSRP $276.41
    Surplus $74.63
    SKU:  C15-15653 Brand:  Siemens MPN:  BQ2B10000S01 UPC:  78364323780 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00...
    SKU:
    C15-15653
    Short Description:
    BRKR BQ 2P 120/240V 100A 10K 120ST
    Country of Origin:
    MEX
    MSRP $276.41
    Surplus $74.63
    Qty in Cart: 0
    Price:
    MSRP $276.41
    Surplus $74.63
  • Contact Us For Quote
    Siemens BQ2B100H Miniature Circuit Breakers (MCBs)

    Siemens BQ2B100H Miniature Circuit Breakers (MCBs)

    MSRP $953.00
    Surplus $165.20
    SKU:  C15-10364 Brand:  Siemens MPN:  BQ2B100H UPC:  78364316166 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-10364
    TS PIK:
    21366753
    Number of Poles:
    2
    Short Description:
    120/240 VAC, 100 A, 22 kA, 2-Pole, Load Lug Terminal, BQH Frame, Bolt-On, Common Trip, Molded Case Circuit Breaker
    Series:
    BQH
    Interrupting Rating:
    22 kA at 120/240 VAC Symmetrical (UL)
    Country of Origin:
    MEX
    Type:
    Molded Case, Thermal and Fixed Magnetic, Common Trip
    Data Sheet:
    SiemensAG_05383_1_DATA.pdf
    Voltage Rating:
    120/240 VAC at 50/60 Hz (UL)
    Used On:
    P1/P2/P3/P4/P5 Panelboard
    Current Rating:
    100 A
    Size:
    2 Inch W x 3 Inch D x 4 Inch H
    Catalog:
    SiemensAG_01698_17_1_17_7_CAT.pdf
    Terminal Type:
    Load Lug
    Wire Size:
    4 to 1/0 AWG (Copper), 2 to 1/0 AWG (Aluminum)
    Approval:
    UL 489, CSA C22.2
    MSRP $953.00
    Surplus $165.20
    Qty in Cart: 0
    Price:
    MSRP $953.00
    Surplus $165.20
  • Siemens BQ2B125 Miniature Circuit Breakers (MCBs) Siemens BQ2B125 Miniature Circuit Breakers (MCBs)

    Siemens BQ2B125 Miniature Circuit Breakers (MCBs)

    MSRP $1,053.00
    Surplus $175.62
    SKU:  C15-8751 Brand:  Siemens MPN:  BQ2B125 UPC:  78364316124 Shipping Weight:  0.70 lbs. Shipping Height:  2.00 In. Shipping Length:  4.00 In. Shipping Width:  3.00 In...
    SKU:
    C15-8751
    TS PIK:
    115495142
    Data Sheet:
    SiemensAG_05386_1_DATA.pdf
    Voltage Rating:
    120/240 VAC
    Size:
    3 Inch W x 4 Inch D x 2 Inch H
    Current Rating:
    125 A
    Number of Poles:
    2
    Mounting:
    Bolt-On
    Terminal Type:
    Load Lug
    Type:
    Molded Case
    Interrupting Rating:
    10 kA at 120/240 VAC
    Catalog:
    SiemensAG_01698_17_1_17_7_CAT.pdf
    Short Description:
    120/240 VAC, 125 A, 10 kA, 2-Pole, Load Lug Terminal, BQ Frame, Bolt-On, Common Trip, Molded Case Circuit Breaker
    Country of Origin:
    Mexico
    Approval:
    UL 489
    MSRP $1,053.00
    Surplus $175.62
    Qty in Cart: 0
    Price:
    MSRP $1,053.00
    Surplus $175.62
  • Contact Us For Quote
    Siemens BQ2B12500S01 Miniature Circuit Breakers (MCBs)

    Siemens BQ2B12500S01 Miniature Circuit Breakers (MCBs)

    MSRP $1,730.00
    Surplus $467.10
    SKU:  C15-15656 Brand:  Siemens MPN:  BQ2B12500S01 UPC:  78364308884 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00...
    SKU:
    C15-15656
    Country of Origin:
    MEX
    Short Description:
    BRKR BQ 2P 120/240V 125A 10K 120ST
    MSRP $1,730.00
    Surplus $467.10
    Qty in Cart: 0
    Price:
    MSRP $1,730.00
    Surplus $467.10
  • Contact Us For Quote
    Siemens BQ2B125H Miniature Circuit Breakers (MCBs) Siemens BQ2B125H Miniature Circuit Breakers (MCBs)

    Siemens BQ2B125H Miniature Circuit Breakers (MCBs)

    MSRP $190.00
    Surplus $51.30
    SKU:  C15-15657 Brand:  Siemens MPN:  BQ2B125H UPC:  78364300073 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-15657
    Short Description:
    BRKR BQH 2P 120/240V 125A 22K
    Country of Origin:
    MEX
    MSRP $190.00
    Surplus $51.30
    Qty in Cart: 0
    Price:
    MSRP $190.00
    Surplus $51.30
  • Contact Us For Quote
    Siemens BQ2H020 Miniature Circuit Breakers (MCBs)

    Siemens BQ2H020 Miniature Circuit Breakers (MCBs)

    MSRP $604.00
    Surplus $163.08
    SKU:  C15-15658 Brand:  Siemens MPN:  BQ2H020 UPC:  78364310250 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-15658
    Country of Origin:
    MEX
    Short Description:
    BRKR BQ 2P 240V 20A 10K
    MSRP $604.00
    Surplus $163.08
    Qty in Cart: 0
    Price:
    MSRP $604.00
    Surplus $163.08
  • Contact Us For Quote
    Siemens BQ2H025 Miniature Circuit Breakers (MCBs)

    Siemens BQ2H025 Miniature Circuit Breakers (MCBs)

    MSRP $604.00
    Surplus $163.08
    SKU:  C15-15660 Brand:  Siemens MPN:  BQ2H025 UPC:  78364323793 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-15660
    Short Description:
    BRKR BQ 2P 240V 25A 10K
    Country of Origin:
    MEX
    MSRP $604.00
    Surplus $163.08
    Qty in Cart: 0
    Price:
    MSRP $604.00
    Surplus $163.08
  • Siemens BQ2H040 Miniature Circuit Breakers (MCBs)

    MSRP $64.77
    Surplus $65.01
    SKU:  C15-12036 Brand:  Siemens MPN:  BQ2H040 UPC:  783643102521 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-12036
    Country of Origin:
    MEX
    Short Description:
    BRKR BQ 2P 240V 40A 10K
    MSRP $64.77
    Surplus $65.01
    Qty in Cart: 0
    Price:
    MSRP $64.77
    Surplus $65.01
  • Siemens BQ2H050 Miniature Circuit Breakers (MCBs)

    Siemens BQ2H050 Miniature Circuit Breakers (MCBs)

    MSRP $82.37
    Surplus $86.29
    SKU:  C15-12030 Brand:  Siemens MPN:  BQ2H050 UPC:  783643102538 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-12030
    Short Description:
    BRKR BQ 2P 240V 50A 10K
    Country of Origin:
    MEX
    MSRP $82.37
    Surplus $86.29
    Qty in Cart: 0
    Price:
    MSRP $82.37
    Surplus $86.29
  • Contact Us For Quote
    Siemens BQ2H060 Miniature Circuit Breakers (MCBs)

    Siemens BQ2H060 Miniature Circuit Breakers (MCBs)

    MSRP $477.00
    Surplus $128.79
    SKU:  C15-15661 Brand:  Siemens MPN:  BQ2H060 UPC:  78364310254 Shipping Weight:  0.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-15661
    Short Description:
    BRKR BQ 2P 240V 60A 10K
    Country of Origin:
    MEX
    MSRP $477.00
    Surplus $128.79
    Qty in Cart: 0
    Price:
    MSRP $477.00
    Surplus $128.79

Adding your products to cart

Disclaimer: ARCA Supply is not an authorized distributor, reseller or representative of any manufacturer, brand or product listed. All product names, trademarks, brands and logos are the property of their respective owners. The depiction, description or sale of products featuring these names, trademarks, brands and logos is for identification purposes only and is not intended to indicate any affiliation with or authorization by any rights holder. All items sold by ARCA Supply are covered under ARCA Supply's warranty and not the manufacturer warranty.