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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    Eaton HLD3600W Molded Case Breakers (MCCBs) 3P 600A
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    Eaton HLD3600W Molded Case Breakers (MCCBs) 3P 600A

    MSRP $18,442.79
    Surplus $8,535.99
    SKU:  C15-6856 Brand:  Eaton MPN:  HLD3600W UPC:  78667902303 Shipping Weight:  17.40 lbs. Shipping Height:  6.00 In. Shipping Length:  11.00 In. Shipping Width:  9.00 In...
    SKU:
    C15-6856
    TS PIK:
    115927028
    MSRP $18,442.79
    Surplus $8,535.99
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    Price:
    MSRP $18,442.79
    Surplus $8,535.99
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    Eaton HLDB3600 Molded Case Breakers (MCCBs) HLD 3P 600A 600V 50/60Hz 3Ph H Frame Series C Eaton HLDB3600 Molded Case Breakers (MCCBs) HLD 3P 600A 600V 50/60Hz 3Ph H Frame Series C
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    Eaton HLDB3600 Molded Case Breakers (MCCBs) HLD 3P 600A 600V 50/60Hz 3Ph H Frame Series C

    MSRP $15,290.00
    Surplus $4,122.39
    SKU:  C15-3712 Brand:  Eaton MPN:  HLDB3600 UPC:  782113965192 Shipping Weight:  22.40 lbs. Shipping Height:  8.00 In. Shipping Length:  14.00 In. Shipping Width:  12.00 In...
    SKU:
    C15-3712
    Series:
    C
    Volts:
    600 V
    Amps:
    600 A
    Poles:
    3
    Frequency Rating:
    50/60 Hz
    Frame:
    H
    Short Description:
    EATON SERIES C COMPLETE MOLDED CASE CIRCUIT BREAKER, L-FRAME, HLDB, COMPLETE BRE
    MSRP $15,290.00
    Surplus $4,122.39
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    MSRP $15,290.00
    Surplus $4,122.39
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    Eaton HLK4LOFF Circuit Breaker Accessories
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    Eaton HLK4LOFF Circuit Breaker Accessories

    MSRP $159.16
    Surplus $71.20
    Eaton HLK4LOFF Circuit Breaker Accessories​ ARCA SKU:  C15-9535 Brand:  Eaton MPN:  HLK4LOFF UPC:  78667922552 Shipping Weight:  0.35 lbs. Shipping Height:  4.00 In. Shipping...
    SKU:
    C15-9535
    TS PIK:
    106999739
    MSRP $159.16
    Surplus $71.20
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    Price:
    MSRP $159.16
    Surplus $71.20
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    Eaton HLK4S Circuit Breaker Accessories Hasp Lock On/Off L/M Frame Top Mounted Eaton HLK4S Circuit Breaker Accessories Hasp Lock On/Off L/M Frame Top Mounted
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    Eaton HLK4S Circuit Breaker Accessories Hasp Lock On/Off L/M Frame Top Mounted

    MSRP $107.00
    Surplus $43.77
    Eaton HLK4S Circuit Breaker Accessories Hasp Lock On/Off L/M Frame Top Mounted​ ARCA SKU:  C15-1736 Brand:  Eaton MPN:  HLK4S UPC:  786679009628 Shipping Weight:  1.20 Shipping Height:  2.00 In...
    SKU:
    C15-1736
    Series:
    C
    Type:
    Padlockable
    Type:
    HASP
    Used On:
    L/M Frame Circuit Breaker
    Locking Provision:
    ON/OFF
    Short Description:
    ON/OFF Locking Provision, Padlockable, HASP
    Catalog:
    Eaton_27487_V4T2_455_CAT.pdf
    MSRP $107.00
    Surplus $43.77
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    Qty in Cart: 0
    Price:
    MSRP $107.00
    Surplus $43.77
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    Eaton HLK4SOFF Circuit Breaker Accessories Hasp Lock Off Only J-K Frame Eaton HLK4SOFF Circuit Breaker Accessories Hasp Lock Off Only J-K Frame
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    Eaton HLK4SOFF Circuit Breaker Accessories Hasp Lock Off Only J-K Frame

    MSRP $117.78
    Surplus $34.75
    Eaton HLK4SOFF Circuit Breaker Accessories Hasp Lock Off Only J-K Frame​ ARCA SKU:  C15-3662 Brand:  Eaton MPN:  HLK4SOFF UPC:  786679009758 Shipping Weight:  0.65 Shipping Height:  2.00 In...
    SKU:
    C15-3662
    Frame:
    J-K
    Short Description:
    EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY HANDLE MECHANISM, PADLOCKABLE HANDLE
    Country of Origin:
    United States
    MSRP $117.78
    Surplus $34.75
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    Price:
    MSRP $117.78
    Surplus $34.75
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    Eaton HLK6 Circuit Breaker Accessories Handle Lock Hasp RG Frame Eaton HLK6 Circuit Breaker Accessories Handle Lock Hasp RG Frame
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    Eaton HLK6 Circuit Breaker Accessories Handle Lock Hasp RG Frame

    MSRP $292.00
    Surplus $78.52
    Eaton HLK6 Circuit Breaker Accessories Handle Lock Hasp RG Frame​ ARCA SKU:  C15-2106 Brand:  Eaton MPN:  HLK6 UPC:  786679556887 Shipping Weight:  0.65 Shipping Height:  2.00 In. Shipping...
    SKU:
    C15-2106
    Series:
    C
    Type:
    Padlockable
    Type:
    HASP
    Used On:
    R Frame Circuit Breaker
    Accessory Type:
    Handle Accessories
    Locking Provision:
    On/Off
    Short Description:
    ON/OFF Locking Provision, Padlockable, HASP
    Catalog:
    Eaton_27487_V4T2_245_V4T2_455_CAT.pdf
    MSRP $292.00
    Surplus $78.52
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    Qty in Cart: 0
    Price:
    MSRP $292.00
    Surplus $78.52
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    Eaton HLW3500V Molded Case Breakers (MCCBs) HLW 3P 500A 600V 50/60Hz 3Ph L Frame Eaton HLW3500V Molded Case Breakers (MCCBs) HLW 3P 500A 600V 50/60Hz 3Ph L Frame
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    Eaton HLW3500V Molded Case Breakers (MCCBs) HLW 3P 500A 600V 50/60Hz 3Ph L Frame

    MSRP $17,125.00
    Surplus $4,920.49
    SKU:  C15-2336 Brand:  Eaton MPN:  HLW3500V UPC:  782116941131 Shipping Weight:  25.00 lbs. Shipping Height:  0.00 In. Shipping Length:  0.00 In. Shipping Width:  0.00 In...
    SKU:
    C15-2336
    Series:
    C
    Volts:
    600 V
    Amps:
    500 A
    Poles:
    3
    Frequency Rating:
    50/60 Hz
    Frame:
    L
    Short Description:
    EATON SERIES C COMPLETE MOLDED CASE CIRCUIT BREAKER, L-FRAME, HLW, COMPLETE BREA
    MSRP $17,125.00
    Surplus $4,920.49
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    Qty in Cart: 0
    Price:
    MSRP $17,125.00
    Surplus $4,920.49
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    Eaton HLW3630V Molded Case Breakers (MCCBs) HLW 3P 630A 690V 50/60Hz 3Ph L Frame Eaton HLW3630V Molded Case Breakers (MCCBs) HLW 3P 630A 690V 50/60Hz 3Ph L Frame
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    Eaton HLW3630V Molded Case Breakers (MCCBs) HLW 3P 630A 690V 50/60Hz 3Ph L Frame

    MSRP $15,510.00
    Surplus $4,476.43
    SKU:  C15-1886 Brand:  Eaton MPN:  HLW3630V UPC:  786685581330 Shipping Weight:  21.00 lbs. Shipping Height:  13.00 In. Shipping Length:  8.00 In. Shipping Width:  10.00 In...
    SKU:
    C15-1886
    Series:
    C
    Volts:
    690 V
    Amps:
    630 A
    Poles:
    3
    Frequency Rating:
    50/60 Hz
    Frame:
    L
    Short Description:
    EATON SERIES C COMPLETE MOLDED CASE CIRCUIT BREAKER, L-FRAME, HLW, COMPLETE BREA
    MSRP $15,510.00
    Surplus $4,476.43
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    Qty in Cart: 0
    Price:
    MSRP $15,510.00
    Surplus $4,476.43
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    Eaton HM1R06 Circuit Breaker Accessories Operating Mechanism F Frame Eaton HM1R06 Circuit Breaker Accessories Operating Mechanism F Frame
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    Eaton HM1R06 Circuit Breaker Accessories Operating Mechanism F Frame

    MSRP $175.00
    Surplus $113.08
    Eaton HM1R06 Circuit Breaker Accessories Operating Mechanism F Frame​ ARCA SKU:  C15-1770 Brand:  Eaton MPN:  HM1R06 UPC:  786679165003 Shipping Weight:  5.11 Shipping Height:  4.75 In. Shipping...
    SKU:
    C15-1770
    Series:
    C
    Approval:
    UL
    Approval:
    CSA
    Enclosure:
    NEMA 1/3R/4/4X/12
    Breaker Type:
    F-Frame
    Handle Type:
    Rotary
    Handle Included:
    Yes
    Shaft Length:
    6 Inch
    Door Hardware Series:
    C
    Short Description:
    6" L Shaft, Rotary, F-Frame, NEMA 1/3R/4/4X/12, Through-The-Door
    Catalog:
    Eaton_14666_V4T2_545_V4T2_546_CAT.pdf
    Data Sheet:
    Eaton_07831_1-12_DATA.pdf
    MSRP $175.00
    Surplus $113.08
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    Qty in Cart: 0
    Price:
    MSRP $175.00
    Surplus $113.08
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    Eaton HM1R12 Circuit Breaker Accessories Rotary Handle F Frame Eaton HM1R12 Circuit Breaker Accessories Rotary Handle F Frame
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    Eaton HM1R12 Circuit Breaker Accessories Rotary Handle F Frame

    MSRP $185.00
    Surplus $80.63
    Eaton HM1R12 Circuit Breaker Accessories Rotary Handle F Frame​ ARCA SKU:  C15-1499 Brand:  Eaton MPN:  HM1R12 UPC:  786679165027 Shipping Weight:  4.40 Shipping Height:  4.50 In. Shipping...
    SKU:
    C15-1499
    Series:
    C
    Approval:
    UL
    Approval:
    CSA
    Enclosure:
    NEMA 1/3R/12
    Accessory Type:
    Operating Mechanism
    Switch Type:
    Molded Case
    Breaker Type:
    F Frame
    Handle Type:
    Black Rotary Lever
    Handle Included:
    Yes
    Handle to Device Connection:
    Variable Depth Shaft
    Shaft Length:
    12 Inch
    Handle Mounting Location:
    Left
    Short Description:
    12" Shaft, F Frame, Molded Case Switch, Black Rotary Lever
    Catalog:
    Eaton_27487_V4T2_545_V4T2_546_CAT.pdf
    MSRP $185.00
    Surplus $80.63
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    Qty in Cart: 0
    Price:
    MSRP $185.00
    Surplus $80.63
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    Eaton HM1R12X Circuit Breaker Accessories
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    Eaton HM1R12X Circuit Breaker Accessories

    MSRP $271.62
    Surplus $104.72
    SKU:  C15-11779 Brand:  Eaton MPN:  HM1R12X UPC:   Shipping Weight:  4.30 lbs. Shipping Height:  6.00 In. Shipping Length:  19.00 In. Shipping Width:  10.00 In. Product...
    SKU:
    C15-11779
    Catalog:
    Eaton_03771_V4T2_514_V4T2_515_CAT.pdf
    Short Description:
    12" Shaft, F-Frame, Molded Case Switch, NEMA 4/4X, Circuit Breaker Handle Mechanism
    MSRP $271.62
    Surplus $104.72
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    Qty in Cart: 0
    Price:
    MSRP $271.62
    Surplus $104.72
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    Eaton HM2R16X Circuit Breaker Accessories SERIES C J Frame 16in Eaton HM2R16X Circuit Breaker Accessories SERIES C J Frame 16in
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    Eaton HM2R16X Circuit Breaker Accessories SERIES C J Frame 16in

    MSRP $343.11
    Surplus $135.55
    Eaton HM2R16X Circuit Breaker Accessories SERIES C J Frame 16in​ ARCA SKU:  C15-3721 Brand:  Eaton MPN:  HM2R16X UPC:  786679168127 Shipping Weight:  5.60 lbs. Shipping Height:  4.50 In...
    SKU:
    C15-3721
    Frame:
    J
    Short Description:
    EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY HANDLE MECHANISM, HANDLE MECHANISM,
    MSRP $343.11
    Surplus $135.55
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    Qty in Cart: 0
    Price:
    MSRP $343.11
    Surplus $135.55
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  • Eaton HM3R06 Circuit Breaker Accessories
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    Eaton HM3R06 Circuit Breaker Accessories

    MSRP $177.00
    Surplus $69.16
    SKU:  C15-11636 Brand:  Eaton MPN:  HM3R06 UPC:   Shipping Weight:  4.55 lbs. Shipping Height:  6.00 In. Shipping Length:  20.00 In. Shipping Width:  10.00 In. Product...
    SKU:
    C15-11636
    Catalog:
    Eaton_03771_V4T2_514_V4T2_515_CAT.pdf
    Handle Included:
    Yes
    Handle to Device Connection:
    Variable Depth Shaft
    Approval:
    UL, CSA
    Short Description:
    KD FR ROTARY HDLE MECH-6@ SHAFT
    Handle Type:
    Black Rotary
    Breaker Type:
    K Frame
    Shaft Length:
    6
    Switch Type:
    Molded Case
    Enclosure:
    NEMA 1/3R/12
    MSRP $177.00
    Surplus $69.16
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    Qty in Cart: 0
    Price:
    MSRP $177.00
    Surplus $69.16
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    Eaton HM3R12 Circuit Breaker Accessories Rotary Handle Kit K Frame Eaton HM3R12 Circuit Breaker Accessories Rotary Handle Kit K Frame
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    Eaton HM3R12 Circuit Breaker Accessories Rotary Handle Kit K Frame

    MSRP $231.00
    Surplus $224.55
    Eaton HM3R12 Circuit Breaker Accessories Rotary Handle Kit K Frame​ ARCA SKU:  C15-2105 Brand:  Eaton MPN:  HM3R12 UPC:  782116198788 Shipping Weight:  5.11 Shipping Height:  4.75 In. Shipping...
    SKU:
    C15-2105
    Approval:
    UL
    Approval:
    CSA
    Breaker Type:
    K Frame Molded Case
    Cover Hinge Location:
    0
    Enclosure:
    NEMA 1/3R/12
    Handle Included:
    Yes
    Handle Mounting Location:
    Left
    Handle to Device Connection:
    Variable Depth Shaft
    Handle Type:
    Black Rotary Lever
    Shaft Length:
    12 Inch
    Switch Type:
    Molded Case
    Short Description:
    12" Shaft, K Frame, Molded Case Switch, Black Rotary Lever, Circuit Breaker Handle Mechanism
    Series:
    C
    Specification/Technical:
    Eaton_39468_1_2_SPEC.pdf
    Catalog:
    Eaton_27487_V4T2_545_V4T2_546_CAT.pdf
    MSRP $231.00
    Surplus $224.55
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    Qty in Cart: 0
    Price:
    MSRP $231.00
    Surplus $224.55
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    Eaton HM4R12X Circuit Breaker Accessories Rotary Handle L Eaton HM4R12X Circuit Breaker Accessories Rotary Handle L
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    Eaton HM4R12X Circuit Breaker Accessories Rotary Handle L

    MSRP $460.00
    Surplus $237.53
    Eaton HM4R12X Circuit Breaker Accessories Rotary Handle L​ ARCA SKU:  C15-2635 Brand:  Eaton MPN:  HM4R12X UPC:  786679459454 Shipping Weight:  5.55 Shipping Height:  5.00 In. Shipping...
    SKU:
    C15-2635
    Frame:
    L
    Short Description:
    EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY HANDLE MECHANISM, THROUGH-THE-DOOR H
    MSRP $460.00
    Surplus $237.53
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    Qty in Cart: 0
    Price:
    MSRP $460.00
    Surplus $237.53
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    Eaton HM4R16X Circuit Breaker Accessories Rotary Handle J-K Frame Shaft Length: 16in Eaton HM4R16X Circuit Breaker Accessories Rotary Handle J-K Frame Shaft Length: 16in
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    Eaton HM4R16X Circuit Breaker Accessories Rotary Handle J-K Frame Shaft Length: 16in

    MSRP $412.00
    Surplus $199.21
    Eaton HM4R16X Circuit Breaker Accessories Rotary Handle J-K Frame Shaft Length: 16in​ ARCA SKU:  C15-4094 Brand:  Eaton MPN:  HM4R16X UPC:  786679459508 Shipping Weight:  6.25 Shipping...
    SKU:
    C15-4094
    Frame:
    J-K
    Short Description:
    EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY HANDLE MECHANISM, HANDLE MECHANISM,
    MSRP $412.00
    Surplus $199.21
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    Qty in Cart: 0
    Price:
    MSRP $412.00
    Surplus $199.21
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    Eaton HM5R16 Circuit Breaker Accessories EA
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    Eaton HM5R16 Circuit Breaker Accessories EA

    MSRP $383.04
    Surplus $182.27
    Eaton HM5R16 Circuit Breaker Accessories EA​ ARCA SKU:  C15-4882 Brand:  Eaton MPN:  HM5R16 UPC:  78667945930 Shipping Weight:  6.65 lbs. Shipping Height:  5.00 In. Shipping...
    SKU:
    C15-4882
    Short Description:
    EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY HANDLE MECHANISM, THROUGH-THE-DOOR H
    MSRP $383.04
    Surplus $182.27
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    Qty in Cart: 0
    Price:
    MSRP $383.04
    Surplus $182.27
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    Eaton HM5R24 Circuit Breaker Accessories Rotary Handle N Frame Eaton HM5R24 Circuit Breaker Accessories Rotary Handle N Frame
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    Eaton HM5R24 Circuit Breaker Accessories Rotary Handle N Frame

    MSRP $362.00
    Surplus $155.33
    Eaton HM5R24 Circuit Breaker Accessories Rotary Handle N Frame​ ARCA SKU:  C15-3625 Brand:  Eaton MPN:  HM5R24 UPC:  786679459355 Shipping Weight:  1.00 Shipping Height:  4.00 In. Shipping...
    SKU:
    C15-3625
    Frame:
    N
    Short Description:
    EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY HANDLE MECHANISM, THROUGH-THE-DOOR H
    MSRP $362.00
    Surplus $155.33
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    Qty in Cart: 0
    Price:
    MSRP $362.00
    Surplus $155.33
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  • Eaton HMCC1R Circuit Breaker Accessories EA
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    Eaton HMCC1R Circuit Breaker Accessories EA

    MSRP $311.00
    Surplus $32.46
    Eaton HMCC1R Circuit Breaker Accessories EA​ ARCA SKU:  C15-5139 Brand:  Eaton MPN:  HMCC1R UPC:  00782114396933 Shipping Weight:  1.05 Shipping Height:  5.00 In. Shipping Length:  8...
    SKU:
    C15-5139
    Short Description:
    F FR DIRECT ROTARY HANDLE(RED) IEC RATED
    Country of Origin:
    Canada
    MSRP $311.00
    Surplus $32.46
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    Qty in Cart: 0
    Price:
    MSRP $311.00
    Surplus $32.46
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  • Eaton HMCC3B Circuit Breaker Accessories
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    Eaton HMCC3B Circuit Breaker Accessories

    MSRP $252.00
    Surplus $104.06
    SKU:  C15-11657 Brand:  Eaton MPN:  HMCC3B UPC:   Shipping Weight:  1.10 lbs. Shipping Height:  5.00 In. Shipping Length:  7.00 In. Shipping Width:  6.00 In. Product...
    SKU:
    C15-11657
    TS PIK:
    115793049
    Country of Origin:
    China
    MSRP $252.00
    Surplus $104.06
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    Qty in Cart: 0
    Price:
    MSRP $252.00
    Surplus $104.06
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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.