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Circuit Breakers

Circuit Breakers

Circuit Breakers

Our selection of circuit breakers spans a wide range of applications, from heavy-duty air circuit breakers (ACBs) to compact miniature circuit breakers (MCBs). We offer leading brands like Eaton, Siemens, and Square D, known for their reliability and performance. Whatever your power management needs, you can find the perfect solution here at ARCA Supply.

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  • Murray MP130 Miniature Circuit Breakers (MCBs) 1P 30A 50/60Hz 1Ph EA
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    Murray MP130 Miniature Circuit Breakers (MCBs) 1P 30A 50/60Hz 1Ph EA

    MSRP $39.00
    Surplus $16.56
    Murray MP130 Miniature Circuit Breakers (MCBs) 1P 30A 50/60Hz 1Ph EA​ ARCA SKU:  C15-6293 Brand:  Murray MPN:  MP130 UPC:  04089251891 Shipping Weight:  3.40 lbs. Shipping Height:  3.00 In...
    SKU:
    C15-6293
    TS PIK:
    21029782
    Used On:
    Loadcenter
    Size:
    1 Inch W x 3 Inch D x 3 1/8 Inch H
    Wire Size:
    16 to 14 AWG (Copper/Aluminum)
    Current Rating:
    30 A
    Voltage Rating:
    120 VAC
    Mounting:
    Plug-On
    Data Sheet:
    SiemensAG_06579_1_DATA.pdf
    Interrupting Rating:
    10 kA
    Number of Poles:
    1
    Series:
    MP-T
    Terminal Type:
    Load Lug
    Short Description:
    120 VAC, 30 A, 10 kA, 1-Pole, Plug-In Mount, MP-T Frame, Thermal Magnetic Trip Unit, Miniature Circuit Breaker
    Installation/Operator:
    SiemensAG_00215_INST.pdf
    Country of Origin:
    Mexico
    MSRP $39.00
    Surplus $16.56
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    Qty in Cart: 0
    Price:
    MSRP $39.00
    Surplus $16.56
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  • Murray MP270 Miniature Circuit Breakers (MCBs) 2P 70A 120V
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    Murray MP270 Miniature Circuit Breakers (MCBs) 2P 70A 120V

    MSRP $295.20
    Surplus $49.06
    Murray MP270 Miniature Circuit Breakers (MCBs) 2P 70A 120V​ ARCA SKU:  C15-6308 Brand:  Murray MPN:  MP270 UPC:  04089227980 Shipping Weight:  4.00 lbs. Shipping Height:  4.00 In...
    SKU:
    C15-6308
    TS PIK:
    120071984
    Installation/Operator:
    SiemensAG_00215_INST.pdf
    Type:
    Common Trip
    Voltage Rating:
    120/240 VAC
    Interrupting Rating:
    10 kA
    Data Sheet:
    SiemensAG_06636_1_DATA.pdf
    Short Description:
    120/240 VAC, 70 A, 10 kA, 2-Pole, Plug-In Mount, MP-T Frame, Thermal Magnetic Trip Unit, Miniature Circuit Breaker
    Used On:
    Loadcenter
    Size:
    2 Inch W x 3 Inch D x 3 1/8 Inch H
    Series:
    MP-T
    Number of Poles:
    2
    Current Rating:
    70 A
    Terminal Type:
    Load Lug
    Wire Size:
    8 to 2/0 AWG (Copper/Aluminum)
    Mounting:
    Plug-On
    Country of Origin:
    Mexico
    MSRP $295.20
    Surplus $49.06
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    Qty in Cart: 0
    Price:
    MSRP $295.20
    Surplus $49.06
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  • Murray MP140 Miniature Circuit Breakers (MCBs)
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    Murray MP140 Miniature Circuit Breakers (MCBs)

    MSRP $37.00
    Surplus $8.98
    Murray MP140 Miniature Circuit Breakers (MCBs)​ ARCA SKU:  C15-6295 Brand:  Murray MPN:  MP140 UPC:   Shipping Weight:  3.55 lbs. Shipping Height:  3.00 In. Shipping Length:  11...
    SKU:
    C15-6295
    Series:
    MP-T
    Wire Size:
    8 to 6 AWG (Copper), 8 to 4 AWG (Aluminum)
    Short Description:
    120 VAC, 40 A, 10 kA, 1-Pole, Plug-In Mount, MP-T Frame, Thermal Magnetic Trip Unit, Miniature Circuit Breaker
    Voltage Rating:
    120 VAC
    Size:
    1 Inch W x 3 Inch D x 3 1/8 Inch H
    Current Rating:
    40 A
    Installation/Operator:
    SiemensAG_00215_INST.pdf
    Used On:
    Loadcenter
    Number of Poles:
    1
    Data Sheet:
    SiemensAG_06582_1_DATA.pdf
    Terminal Type:
    Load Lug
    Interrupting Rating:
    10 kA
    Mounting:
    Plug-On
    Country of Origin:
    United States
    MSRP $37.00
    Surplus $8.98
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    Qty in Cart: 0
    Price:
    MSRP $37.00
    Surplus $8.98
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  • Murray MP240 Miniature Circuit Breakers (MCBs) 2P 40A 50/60Hz 3Ph EA
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    Murray MP240 Miniature Circuit Breakers (MCBs) 2P 40A 50/60Hz 3Ph EA

    MSRP $144.90
    Surplus $34.33
    Murray MP240 Miniature Circuit Breakers (MCBs) 2P 40A 50/60Hz 3Ph EA​ ARCA SKU:  C15-6288 Brand:  Murray MPN:  MP240 UPC:  30040892518970 Shipping Weight:  3.70 lbs. Shipping Height:  4.00...
    SKU:
    C15-6288
    TS PIK:
    21029788
    Wire Size:
    8 to 6 AWG (Copper), 8 to 4 AWG (Aluminum)
    Interrupting Rating:
    10 kA
    Data Sheet:
    SiemensAG_01525_1_DATA.pdf
    Terminal Type:
    Load Lug
    Current Rating:
    40 A
    Series:
    MP-T
    Voltage Rating:
    120/240 VAC
    Used On:
    Loadcenter
    Mounting:
    Plug-On
    Type:
    Common Trip
    Size:
    2 Inch W x 3 Inch D x 3 1/8 Inch H
    Short Description:
    120/240 V, 40 A, 10 kA, 2-Pole, Load Lug Terminal, MP-T Frame, Thermal Magnetic, Low Vage, Miniature, Circuit Breaker
    Number of Poles:
    2
    Country of Origin:
    Mexico
    Approval:
    UL
    MSRP $144.90
    Surplus $34.33
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    Qty in Cart: 0
    Price:
    MSRP $144.90
    Surplus $34.33
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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.