Main Breakers

Main Breakers

Main Breakers

A main breaker is a type of electrical breaker that is typically located in the main electrical panel or service panel and serves as the main switch for controlling the flow of electricity to the entire building or home. The main breaker is responsible for disconnecting the power supply to all of the branch circuits in the event of an emergency, overloading, or other electrical fault.

  • Eaton BW2150 Circuit Breaker Accessories BW 2P 150A 240V 50/60Hz 1Ph EA Eaton BW2150 Circuit Breaker Accessories BW 2P 150A 240V 50/60Hz 1Ph EA

    Eaton BW2150 Circuit Breaker Accessories BW 2P 150A 240V 50/60Hz 1Ph EA

    Surplus $213.30
    Eaton BW2150 Circuit Breaker Accessories BW 2P 150A 240V 50/60Hz 1Ph EA​ ARCA SKU:  C15-2089 Brand:  Eaton MPN:  BW2150 UPC:  78667646040 Shipping Weight:  2.55 lbs. Shipping Height:  5.00...
    SKU:
    C15-2089
    Series:
    BW
    Type:
    Main
    Volts:
    120/240 VAC
    Amps:
    32 A
    Used On:
    BR Series Load Center
    Poles:
    2
    Mounting:
    Plug-On
    Interrupting Rating:
    10 kA
    Wire Size:
    2 AWG to 300 KCMIL (Copper/Aluminum)
    TS PIK:
    21494725
    Current Rating:
    150 A
    Voltage Rating:
    120/240 VAC
    Number of Poles:
    2
    Short Description:
    120/240 VAC, 150 A, 10 kA, 2-Pole, Plug-On Mount, Main, Circuit Breaker
    Catalog:
    Eaton_36620_V1T4_37_V1T4_38_V1T4_56_V1T4_60_CAT.pdf
    Surplus $213.30
  • Cutler-Hammer KD3400WA02 Main Breakers EA

    Surplus $2,250.00
    SKU:  C15-11040 Brand:  Cutler-Hammer MPN:  KD3400WA02 UPC:   Shipping Weight:  11.50 lbs. Shipping Height:  6.00 In. Shipping Length:  13.00 In. Shipping Width:  7.00 In...
    SKU:
    C15-11040
    Surplus $2,250.00
  • Eaton BW2175 Main Breakers EA

    Eaton BW2175 Main Breakers EA

    Surplus $284.37
    SKU:  C15-9370 Brand:  Eaton MPN:  BW2175 UPC:  78667646050 Shipping Weight:  2.65 lbs. Shipping Height:  7.00 In. Shipping Length:  6.00 In. Shipping Width:  6.00 In...
    SKU:
    C15-9370
    Number of Poles:
    2
    Voltage Rating:
    120/240 VAC
    Short Description:
    208 Star/120 VAC, 240 VAC, 175 A, 10 kA, 2-Pole, Plug-On Mount, Thermal Magnetic, Main, Circuit Breaker
    Current Rating:
    175 A
    Series:
    BW
    Interrupting Rating:
    10 kA
    Catalog:
    Eaton_36620_V1T4_37_V1T4_38_V1T4_56_CAT.pdf
    Type:
    Thermal Magnetic, Main
    Used On:
    Loadcenter
    Surplus $284.37
  • Eaton BRP30B100V25 Main Breakers EA

    Eaton BRP30B100V25 Main Breakers EA

    Surplus $513.06
    SKU:  C15-9641 Brand:  Eaton MPN:  BRP30B100V25 UPC:  786689058234 Shipping Weight:  28.05 lbs. Shipping Height:  5.00 In. Shipping Length:  32.00 In. Shipping Width:  16.00...
    SKU:
    C15-9641
    TS PIK:
    127411453
    Series:
    BR
    Short Description:
    Plug-on neutral main circuit breaker loadcenter,100A,X5,Aluminum,Cover included,NEMA 1,Metallic,10 kAIC,BR,60 circuits,30 spaces,Three-wire,Single-phase,#4-1/0 AWG Cu/Al,Combination,Type BR 1-inch breakers,120/240V
    Maximum Number of Circuits:
    60
    Current Rating:
    100 A
    Enclosure:
    NEMA 1
    Surplus $513.06
  • Eaton BW2100 Main Breakers 2P 100A Eaton BW2100 Main Breakers 2P 100A

    Eaton BW2100 Main Breakers 2P 100A

    Surplus $162.44
    Eaton BW2100 Main Breakers 2P 100A​ ARCA SKU:  C15-2880 Brand:  Eaton MPN:  BW2100 UPC:  78211606109 Shipping Weight:  2.70 lbs. Shipping Height:  6.00 In. Shipping Length:  7...
    SKU:
    C15-2880
    Series:
    BW
    Type:
    Plug-On
    Approval:
    UL 489
    Volts:
    120/240 VAC
    Amps:
    32 A
    Used On:
    ECB Unit Enclosure
    Poles:
    2
    Interrupting Rating:
    10 kA
    Terminal Type:
    Line Terminal
    Wire Size:
    2 AWG to 300 KCMIL (Aluminum/Copper)
    CAD Drawing:
    Eaton_32663_1_CAD.pdf
    TS PIK:
    119845016
    Current Rating:
    100 A
    Number of Poles:
    2
    Voltage Rating:
    120/240 VAC
    Short Description:
    120/240 VAC, 100 A, 10 kA, 2-Pole, Plug-On Mount, Thermal Magnetic, Main, Circuit Breaker
    Catalog:
    Eaton_36620_V1T4_37_V1T4_38_CAT.pdf
    Surplus $162.44
  • Eaton BW2125 Main Breakers BW 2P 125A 240V 50/60Hz 1Ph Eaton BW2125 Main Breakers BW 2P 125A 240V 50/60Hz 1Ph

    Eaton BW2125 Main Breakers BW 2P 125A 240V 50/60Hz 1Ph

    Surplus $188.96
    Eaton BW2125 Main Breakers BW 2P 125A 240V 50/60Hz 1Ph​ ARCA SKU:  C15-3006 Brand:  Eaton MPN:  BW2125 UPC:  786676460361 Shipping Weight:  2.55 Shipping Height:  5.00 In. Shipping...
    SKU:
    C15-3006
    Series:
    BW
    Type:
    Main
    Volts:
    120/240 VAC
    Amps:
    32 A
    Used On:
    BR Series Load Center
    Poles:
    2
    Mounting:
    Plug-On
    Interrupting Rating:
    10 kA
    Wire Size:
    2 AWG to 300 KCMIL (Copper/Aluminum)
    Current Rating:
    125 A
    Number of Poles:
    2
    Voltage Rating:
    120/240 VAC
    Short Description:
    120/240 VAC, 125 A, 10 kA, 2-Pole, Plug-On Mount, Main, Circuit Breaker
    Catalog:
    Eaton_36620_V1T4_37_V1T4_38_V1T4_56_V1T4_60_CAT.pdf
    Surplus $188.96
  • Eaton BW2200 Main Breakers Eaton BW2200 Main Breakers

    Eaton BW2200 Main Breakers

    Surplus $157.55
    Eaton BW2200 Main Breakers​ ARCA SKU:  C15-1708 Brand:  Eaton MPN:  BW2200 UPC:  786676460552 Shipping Weight:  2.70 lbs. Shipping Height:  5.00 In. Shipping Length:  7.00 In...
    SKU:
    C15-1708
    Series:
    BW
    Type:
    Main
    Approval:
    UL 489
    Volts:
    208 VAC Star/120 VAC
    Amps:
    32 A
    Used On:
    ECB Unit Enclosure
    Poles:
    2
    Mounting:
    Plug-On
    Interrupting Rating:
    10 kA
    Wire Size:
    2 AWG to 300 KCMIL (Copper/Aluminum)
    Current Rating:
    200 A
    Number of Poles:
    2
    Voltage Rating:
    120/240 VAC
    Short Description:
    208 Star/120 VAC, 240 VAC, 200 A, 10 kA, 2-Pole, Plug-On Mount, Main, Circuit Breaker
    Catalog:
    Eaton_36620_V1T4_37_V1T4_38_V1T4_56_V1T4_60_CAT.pdf
    TS PIK:
    21494728
    Surplus $157.55
  • Eaton BWH2125 Main Breakers BWH 2P 125A 240V 50/60Hz 1Ph Eaton BWH2125 Main Breakers BWH 2P 125A 240V 50/60Hz 1Ph

    Eaton BWH2125 Main Breakers BWH 2P 125A 240V 50/60Hz 1Ph

    Surplus $483.30
    SKU:  C15-1974 Brand:  Eaton MPN:  BWH2125 UPC:  786676460439 Shipping Weight:  2.75 lbs. Shipping Height:  5.00 In. Shipping Length:  7.00 In. Shipping Width:  5.00 In...
    SKU:
    C15-1974
    Series:
    BWH
    Type:
    Common Trip
    Approval:
    UL 489
    Volts:
    208 VAC Star/120 VAC
    Volts:
    240 VAC
    Amps:
    32 A
    Used On:
    Loadcenter
    Poles:
    2
    Interrupting Rating:
    25 kA
    Wire Size:
    2 AWG to 300 KCMIL (Aluminum/Copper)
    Current Rating:
    125 A
    Voltage Rating:
    208 VAC Star/120 VAC, 240 VAC
    Number of Poles:
    2
    Short Description:
    208 Star/120 VAC, 240 VAC, 125 A, 25 kA, 2-Pole, Thermal Magnetic, Main, Circuit Breaker
    Surplus $483.30
  • Eaton BWH2175 Main Breakers BWH 2P 175A 240V 50/60Hz 1Ph Eaton BWH2175 Main Breakers BWH 2P 175A 240V 50/60Hz 1Ph

    Eaton BWH2175 Main Breakers BWH 2P 175A 240V 50/60Hz 1Ph

    Surplus $483.30
    SKU:  C15-1975 Brand:  Eaton MPN:  BWH2175 UPC:  786676449700 Shipping Weight:  2.50 lbs. Shipping Height:  4.00 In. Shipping Length:  4.00 In. Shipping Width:  4.00 In...
    SKU:
    C15-1975
    Series:
    BW
    Volts:
    240 V
    Amps:
    175 A
    Poles:
    2
    Frequency Rating:
    50/60 Hz
    Short Description:
    TYPE BW MAIN CIRCUIT BREAKER
    Current Rating:
    175 A
    Surplus $483.30
  • Eaton BWH2200 Main Breakers BWH 2P 200A 240V 50/60Hz 1Ph EA Eaton BWH2200 Main Breakers BWH 2P 200A 240V 50/60Hz 1Ph EA

    Eaton BWH2200 Main Breakers BWH 2P 200A 240V 50/60Hz 1Ph EA

    Surplus $483.30
    Eaton BWH2200 Main Breakers BWH 2P 200A 240V 50/60Hz 1Ph EA​ ARCA SKU:  C15-1679 Brand:  Eaton MPN:  BWH2200 UPC:  786676460606 Shipping Weight:  2.80 lbs. Shipping Height:  5.00 In...
    SKU:
    C15-1679
    Series:
    BWH
    Type:
    Main
    Size:
    6.25 Inch Length x 5.25 Inch Width x 5.25 Inch Height
    Volts:
    120/240 VAC
    Amps:
    32 A
    Used On:
    BR Series Load Center
    Poles:
    2
    Interrupting Rating:
    25 kA
    Wire Size:
    2 AWG to 300 KCMIL (Copper/Aluminum)
    Current Rating:
    200 A
    Voltage Rating:
    120/240 VAC
    Number of Poles:
    2
    Short Description:
    120/240 VAC, 200 A, 25 kA, 2-Pole, Main, Circuit Breaker
    TS PIK:
    21494729
    Surplus $483.30
  • Eaton CCV2200 Main Breakers 2P 200A 240V EA Eaton CCV2200 Main Breakers 2P 200A 240V EA

    Eaton CCV2200 Main Breakers 2P 200A 240V EA

    Surplus $297.00
    Eaton CCV2200 Main Breakers 2P 200A 240V EA​ ARCA SKU:  C15-1512 Brand:  Eaton MPN:  CCV2200 UPC:  786685368573 Shipping Weight:  2.90 lbs. Shipping Height:  8.00 In. Shipping...
    SKU:
    C15-1512
    Frame Type:
    CCV
    Voltage Rating:
    120/240 VAC
    Current Rating:
    200 A
    Number of Poles:
    2
    Interrupting Rating:
    10 kA
    Terminal Type:
    Standard Lug
    Size:
    8 Inch Length x 4.5 Inch Width x 5.5 Inch Height
    Specification/Technical:
    Eaton_21335_1_SPEC.pdf
    TS PIK:
    123987010
    Short Description:
    240 VAC, 200 A, 10 kA, 2-Pole, Lug Screw Terminal, Bolt-On Mount, Thermal Magnetic, Main Tenant, Enclosed Circuit Breaker
    Series:
    CCV
    Catalog:
    Eaton_36620_V1T1_101_CAT.pdf
    Used On:
    Type ECC Unit Enclosure
    Surplus $297.00
  • Eaton CSR2100N Main Breakers CSR 2P 100A 240V 50/60Hz 1Ph EA Eaton CSR2100N Main Breakers CSR 2P 100A 240V 50/60Hz 1Ph EA

    Eaton CSR2100N Main Breakers CSR 2P 100A 240V 50/60Hz 1Ph EA

    Surplus $305.92
    SKU:  C15-1977 Brand:  Eaton MPN:  CSR2100N UPC:  78211606111 Shipping Weight:  2.80 lbs. Shipping Height:  5.00 In. Shipping Length:  7.00 In. Shipping Width:  5.00 In...
    SKU:
    C15-1977
    Series:
    CSR
    Type:
    Common Trip
    Volts:
    120/240 VAC
    Amps:
    32 A
    Used On:
    CH Series Load Center
    Poles:
    2
    Interrupting Rating:
    25 kA
    Terminal Type:
    Load Lug
    Wire Size:
    2 AWG to 300 KCMIL (Copper/Aluminum)
    Specification/Technical:
    EatonCorp_00204_1_2_SPEC.pdf
    Current Rating:
    100 A
    Number of Poles:
    2
    Frame Type:
    CH
    Voltage Rating:
    120/240 V
    Short Description:
    Type CSR Standard Circuit Breaker,Standard circuit breaker,100 A,25 kAIC,Two-pole,120/240 V,CH,#2 - 300 kcmil,Q1,CSR,Type CH loadcenters
    Surplus $305.92
  • Eaton CSR2125N Main Breakers CSR 2P 125A 240V 50/60Hz 1Ph Eaton CSR2125N Main Breakers CSR 2P 125A 240V 50/60Hz 1Ph

    Eaton CSR2125N Main Breakers CSR 2P 125A 240V 50/60Hz 1Ph

    Surplus $330.75
    Eaton CSR2125N Main Breakers CSR 2P 125A 240V 50/60Hz 1Ph​ ARCA SKU:  C15-2334 Brand:  Eaton MPN:  CSR2125N UPC:  782114019733 Shipping Weight:  2.70 Shipping Height:  5.00 In. Shipping...
    SKU:
    C15-2334
    Series:
    CSR
    Type:
    Main
    Volts:
    120/240 VAC
    Amps:
    32 A
    Used On:
    ECC Unit Enclosure
    Poles:
    2
    Interrupting Rating:
    25 kA
    Voltage Rating:
    120/240 VAC
    Current Rating:
    125 A
    Short Description:
    120/240 VAC 60 Hz, 125 A, 25 kA, 2 AWG to 300 KCMIL, 2-Pole, Main, Circuit Breaker
    Catalog:
    Eaton_36620_V1T1_11_V1T1_12_V1T1_56_CAT.pdf
    Number of Poles:
    2
    Surplus $330.75
  • Eaton CSR2150N Main Breakers CSR 2P 150A 240V 50/60Hz 1Ph EA Eaton CSR2150N Main Breakers CSR 2P 150A 240V 50/60Hz 1Ph EA

    Eaton CSR2150N Main Breakers CSR 2P 150A 240V 50/60Hz 1Ph EA

    Surplus $330.75
    Eaton CSR2150N Main Breakers CSR 2P 150A 240V 50/60Hz 1Ph EA​ ARCA SKU:  C15-1531 Brand:  Eaton MPN:  CSR2150N UPC:  782113098449 Shipping Weight:  2.80 lbs. Shipping Height:  5.00 In...
    SKU:
    C15-1531
    Series:
    CSR
    Type:
    Thermal Magnetic
    Volts:
    120/240 V
    Amps:
    32 A
    Used On:
    CH Series Load Center
    Poles:
    2
    Interrupting Rating:
    25 kA
    Wire Size:
    2 AWG to 300 KCMIL (Copper/Aluminum)
    TS PIK:
    111009768
    Current Rating:
    150 A
    Number of Poles:
    2
    Voltage Rating:
    120/240 VAC
    Short Description:
    120/240 VAC, 150 A, 25 kA Interrupt Rating, 2-Pole, Main, Circuit Breaker Kit
    Catalog:
    Eaton_36620_V1T1_11_V1T1_12_V1T1_23_V1T1_56_CAT.pdf
    Surplus $330.75
  • Eaton CSR2175N Main Breakers CSR 2P 175A 240V 50/60Hz 1Ph

    Eaton CSR2175N Main Breakers CSR 2P 175A 240V 50/60Hz 1Ph

    Surplus $350.41
    SKU:  C15-3838 Brand:  Eaton MPN:  CSR2175N UPC:  782113098456 Shipping Weight:  2.80 lbs. Shipping Height:  5.00 In. Shipping Length:  7.00 In. Shipping Width:  5.00 In...
    SKU:
    C15-3838
    Series:
    CSR
    Type:
    Main
    Volts:
    120/240 VAC
    Amps:
    32 A
    Used On:
    ECC Unit Enclosure
    Poles:
    2
    Interrupting Rating:
    25 kA
    Current Rating:
    175 A
    Voltage Rating:
    120/240 VAC
    Short Description:
    120/240 VAC 60 Hz, 175 A, 25 kA, 2 AWG to 300 KCMIL, 2-Pole, Main, Circuit Breaker
    Number of Poles:
    2
    Catalog:
    Eaton_36620_V1T1_11_V1T1_12_V1T1_56_CAT.pdf
    Surplus $350.41
  • Eaton CSR2225N Main Breakers CSR 2P 225A 240V 50/60Hz 1Ph EA Eaton CSR2225N Main Breakers CSR 2P 225A 240V 50/60Hz 1Ph EA

    Eaton CSR2225N Main Breakers CSR 2P 225A 240V 50/60Hz 1Ph EA

    Surplus $330.75
    Eaton CSR2225N Main Breakers CSR 2P 225A 240V 50/60Hz 1Ph EA​ ARCA SKU:  C15-2257 Brand:  Eaton MPN:  CSR2225N UPC:  782114106242 Shipping Weight:  2.80 lbs. Shipping Height:  3.10 In...
    SKU:
    C15-2257
    Type:
    Main
    Approval:
    UL 489
    Volts:
    120/240 V
    Amps:
    32 A
    Used On:
    CH Series Load Center
    Poles:
    2
    Interrupting Rating:
    25 kA
    Application:
    UL 489
    Installation:
    Top/Bottom
    TS PIK:
    110158746
    Current Rating:
    225 A
    Voltage Rating:
    120/240 VAC
    Number of Poles:
    2
    Short Description:
    120/240 VAC 60 Hz, 225 A, 25 kA, 2 AWG to 300 KCMIL, 2-Pole, Main, Circuit Breaker
    Catalog:
    Eaton_36620_V1T1_11_V1T1_12_V1T1_23_CAT.pdf
    Series:
    CSR
    Surplus $330.75
  • Eaton HKD3400Y18 Main Breakers EA

    Eaton HKD3400Y18 Main Breakers EA

    Surplus $1,000.00
    SKU:  C15-11038 Brand:  Eaton MPN:  HKD3400Y18 UPC:   Shipping Weight:  12.00 lbs. Shipping Height:  6.00 In. Shipping Length:  13.00 In. Shipping Width:  7.00 In. Product...
    SKU:
    C15-11038
    Surplus $1,000.00
  • Siemens MBK150A Loadcenters and Panelboards EA Siemens MBK150A Loadcenters and Panelboards EA

    Siemens MBK150A Loadcenters and Panelboards EA

    Surplus $207.50
    Siemens MBK150A Loadcenters and Panelboards EA​ ARCA SKU:  L19-4235 Brand:  Siemens MPN:  MBK150A UPC:  78364338799 Shipping Weight:  2.25 lbs. Shipping Height:  4.00 In. Shipping...
    SKU:
    L19-4235
    Data Sheet:
    SiemensAG_06454_1_DATA.pdf
    Series:
    MBK
    Short Description:
    120/240 VAC, 150 A, 22 kA, Steel, Main, Load Center Breaker Kit
    Catalog:
    SiemensAG_00562_1_22_1_25_1_45_CAT.pdf
    Current Rating:
    150 A
    Voltage Rating:
    240 VAC
    Installation/Operator:
    SiemensAG_00404_INST.pdf
    Interrupting Rating:
    22 kA
    Type:
    Main
    Used On:
    Load Center
    Country of Origin:
    MEX
    Surplus $207.50
  • Square D QO200TR Electrical Enclosures Circuit Breaker Enclosure 60A 240V 1Ph NEMA 3R Square D QO200TR Electrical Enclosures Circuit Breaker Enclosure 60A 240V 1Ph NEMA 3R

    Square D QO200TR Electrical Enclosures Circuit Breaker Enclosure 60A 240V 1Ph NEMA 3R

    Surplus $18.59
    Square D QO200TR Electrical Enclosures Circuit Breaker Enclosure 60A 240V 1Ph NEMA 3R​ ARCA SKU:  L19-1662 Brand:  Square D MPN:  QO200TR UPC:  785901535966 Shipping Weight:  31.00 Shipping...
    SKU:
    L19-1662
    Series:
    QO
    Type:
    Air Conditioning Disconnect
    Approval:
    UL
    Size:
    4.65 Inch Width x 3.9 Inch Depth x 6.5 Inch Height
    Volts:
    240 VAC
    Amps:
    60 A
    Enclosure:
    NEMA 3R
    Short Description:
    240 VAC, 1-Phase, 60 A, 22 kA Interrupt, 3-Wire, 2-Pole, NEMA 3R, Gray, Rainproof
    Catalog:
    SchneiderElectric-SquareD_03264_1_45_CAT.pdf
    Data Sheet:
    SchneiderElectric-SquareD_14917_1_2_DATA.pdf
    Installation/Operator:
    SchneiderElectric-SquareD_QO117_INST.pdf
    CAD Drawings:
    SchneiderElectric-SquareD_32076_1_CAD.pdf
    Height:
    6.5
    Width:
    4.65
    Depth:
    3.9
    Interrupting Rating:
    22 kA
    Number of Poles:
    2
    Current Rating:
    60 A
    Voltage Rating:
    240 VAC 1-Phase
    Prop 65 Warning:
    Yes
    Surplus $18.59
  • Eaton CSR2200N Main Breakers 2P 200A 240V EA Eaton CSR2200N Main Breakers 2P 200A 240V EA

    Eaton CSR2200N Main Breakers 2P 200A 240V EA

    Surplus $366.78
    Eaton CSR2200N Main Breakers 2P 200A 240V EA​ ARCA SKU:  C15-1976 Brand:  Eaton MPN:  CSR2200N UPC:  782113098463 Shipping Weight:  2.35 lbs. Shipping Height:  4.00 In. Shipping...
    SKU:
    C15-1976
    Series:
    CSR
    Type:
    Main
    Volts:
    120/240 VAC
    Amps:
    32 A
    Used On:
    ECC Unit Enclosure
    Poles:
    2
    Interrupting Rating:
    25 kA
    Current Rating:
    200 A
    Voltage Rating:
    120/240 VAC
    Short Description:
    120/240 VAC 60 Hz, 200 A, 25 kA, 2 AWG to 300 KCMIL, 2-Pole, Main, Circuit Breaker
    Catalog:
    Eaton_36620_V1T1_11_V1T1_12_V1T1_23_V1T1_56_CAT.pdf
    Number of Poles:
    2
    TS PIK:
    111009770
    Country of Origin:
    United States
    Surplus $366.78