Circuit Breakers
Circuit Breakers - Source rare and hard-to-find breakers with ease
At ARCA Supply, we know that circuit breakers are essential to safeguarding electrical systems, protecting them from overloads and short circuits. Whether you're managing a commercial facility, maintaining industrial equipment, or working on residential projects, having the right circuit breakers ensures uninterrupted performance and peace of mind.
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.
Explore Our Circuit Breaker Categories:
- Air Circuit Breakers (ACBs): Ideal for large-scale industrial applications, ACBs provide superior protection in high-current scenarios.
- Din Rail Mounted Circuit Breakers: These breakers are designed for quick installation in compact spaces, making them perfect for modular setups.
- Main Breakers: As a crucial part of any electrical system, main breakers ensure that circuits are effectively managed and protected from faults.
- Miniature Circuit Breakers (MCBs): Designed for residential and commercial use, MCBs are essential for protecting lower power circuits from damage.
- Molded Case Breakers (MCCBs): When high current protection is needed, MCCBs offer robust and durable performance.
- Motor Circuit Protectors (MCPs): Specifically engineered to protect motors, MCPs offer fast response times to prevent equipment damage.
- Circuit Breaker Accessories: From trip units to mounting kits, we stock a variety of accessories to enhance the functionality of your breakers.
Leading Brands We Carry:
At ARCA Supply, we carry a comprehensive lineup of top brands to ensure you get the best quality and reliability. Our inventory includes trusted names such as Eaton, Square D, Siemens, and General Electric. With over 2,600 Eaton products and hundreds from brands like ABB, Schneider Electric, and Leviton, you can be confident in finding exactly what you need.
Choose the Right Circuit Breaker:
When selecting a circuit breaker, factors such as current rating, voltage rating, and mounting style are critical. Our range includes options for:
- Current Ratings: From 15A to 600A, ensuring the right protection for every application.
- Voltage Ratings: With options ranging from 120V to 600V for both AC and DC applications.
- Mounting Types: Choose from plug-on, DIN rail, or bolt-on mountings to match your installation requirements.
Why Choose ARCA Supply?
As a trusted distributor specializing in hard-to-find electrical components, we ensure that our circuit breakers meet the highest industry standards. Our commitment to the circular economy also means that unsold products are responsibly recycled, helping to reduce waste while supporting your projects.
Explore our extensive collection of circuit breakers today and find the perfect solution for your electrical system’s needs.
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Air Circuit Breakers (ACBs)
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Din Rail Mounted Circuit Breakers
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Main Breakers
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Miniature Circuit Breakers (MCBs)
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Molded Case Breakers (MCCBs)
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Motor Circuit Protector (MCPs)
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Circuit Breaker Accessories
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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Eaton EDINKIT DIN Rail and Accessories
MSRP $10.00Surplus $6.04Eaton EDINKIT DIN Rail and Accessories​ ARCA SKU: C26-20788 Brand: Eaton MPN: EDINKIT UPC: 786685121154 Shipping Weight: 0.05 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C26-20788
- TS PIK:
- 122009159
- Type:
- Mounting Kit
- Used On:
- ECS Series CurrentWatch Current Switch
- Country of Origin:
- United States
- Catalog:
- Eaton_03652_V8T7_9_V8T7_15-V8T7_41_CAT.pdf
MSRP $10.00Surplus $6.04 -
Eaton EDS3125 Molded Case Breakers (MCCBs) EDS 3P 125A 240V 50/60Hz 3Ph F Frame
MSRP $1,485.00Surplus $291.07SKU: C15-2671 Brand: Eaton MPN: EDS3125 UPC: 782116152810 Shipping Weight: 4.40 lbs. Shipping Height: 5.00 In. Shipping Length: 7.50 In. Shipping Width: 5.00 In...- SKU:
- C15-2671
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Amps:
- 125 A
- Frame:
- FD
- Interrupting Rating:
- 42 kA at 240 VAC
- Interrupting Rating:
- 10 Kiloamp at 125 Volt DC (UL)
- Interrupting Rating:
- 42 Kiloamp at 220/240 Volt AC
- Interrupting Rating:
- 10 Kiloamp at 125 Volt DC (IEC)
- Maximum AC Voltage:
- 240 V
- Maximum DC Voltage:
- 125 V
- Poles:
- 3
- Size:
- 4.13 Inch Width x 3.38 Inch Depth x 6 Inch Height
- Terminal Type:
- Load
- Type:
- Fixed Thermal Magnetic
- Type:
- Molded Case
- Volts:
- 240 VAC 50/60 Hertz
- Volts:
- 125 VDC
- Short Description:
- 240 VAC 50/60 Hz, 125 VDC, 125 A, 42/10 kA Interrupt, 3-Pole, EDS Frame, Load Side Terminal, Thermal Magnetic, Molded Case, Non-Interchangeable Trip Circuit Breaker
- TS PIK:
- 120215677
- Catalog:
- EatonCorp_00274_V4T2_259_V4T2_260_V4T2_278_V4T2_279_V4T2_281_V4T2_293_CAT.pdf
- Data Sheet:
- EatonCorp_00482_4_DATA.pdf
- Number of Poles:
- 3
- Maximum DC Voltage Rating:
- 125 V
- Installation/Operator:
- EatonCorp_00023_INST.pdf
- Frame Type:
- EDS
- Maximum AC Voltage Rating:
- 240 V
- Current Rating:
- 125 A
- Voltage Rating:
- 240 VAC 50/60 Hertz, 125 VDC
- Country of Origin:
- Dominican Republic
MSRP $1,485.00Surplus $291.07 -
Eaton EDS3225 Molded Case Breakers (MCCBs) 3P 225A EA
MSRP $1,671.06Surplus $579.73SKU: C15-3929 Brand: Eaton MPN: EDS3225 UPC: 78211615273 Shipping Weight: 4.00 lbs. Shipping Height: 4.00 In. Shipping Length: 7.00 In. Shipping Width: 4.00 In...- SKU:
- C15-3929
- Series:
- C
- Type:
- Molded Case
- Type:
- Thermal Magnetic
- Approval:
- UL
- Size:
- 4.13 Inch W x 3.38 Inch D x 6 Inch H
- Volts:
- 240 VAC at 50/60 Hz
- Volts:
- 125 VDC
- Amps:
- 32 A
- Poles:
- 3
- Interrupting Rating:
- 42 kA at 240 VAC
- Interrupting Rating:
- 10 kA at 125 VDC
- Terminal Type:
- Standard Pressure Load Terminal
- Frame Type:
- F
- Maximum AC Voltage Rating:
- 240
- Maximum DC Voltage Rating:
- 125
- Short Description:
- 240 VAC 50/60 Hz, 125 VDC, 225 A, 42/10 kA, 3-Pole, Standard Pressure Load Terminal, EDS Frame, Thermal Magnetic, Molded Case
- Catalog:
- Eaton_27487_V4T2_254_V4T2_255_V4T2_273_V4T2_274_CAT.pdf
- Data Sheet:
- Eaton_07831_1-3_DATA.pdf
- Installation/Operator:
- Eaton_00091_INST.pdf
- TS PIK:
- 118267568
- Number of Poles:
- 3
- Current Rating:
- 225 A
- Voltage Rating:
- 240 VAC at 50/60 Hz, 125 VDC
- Country of Origin:
- Dominican Republic
MSRP $1,671.06Surplus $579.73 -
Eaton EDS3225-MOD Molded Case Breakers (MCCBs) EA
MSRP $700.00Surplus $266.36SKU: C15-11023 Brand: Eaton MPN: EDS3225-MOD UPC: Shipping Weight: 4.20 lbs. Shipping Height: 4.00 In. Shipping Length: 7.00 In. Shipping Width: 5.00 In. Product...- SKU:
- C15-11023
- TS PIK:
- 120215669
MSRP $700.00Surplus $266.36 -
Eaton EF34DIN Circuit Breaker Accessories Din Rail Adapter EG Frame EA
MSRP $50.00Surplus $14.97Eaton EF34DIN Circuit Breaker Accessories Din Rail Adapter EG Frame EA​ ARCA SKU: C15-2055 Brand: Eaton MPN: EF34DIN UPC: 782113683553 Shipping Weight: 0.25 lbs. Shipping Height: 1...- SKU:
- C15-2055
- Type:
- DIN Rail Adapter
- Used On:
- E Frame Molded Case Circuit Breaker
- Poles:
- 3/4
- Short Description:
- 3/4-Pole, DIN Rail Adapter
- Catalog:
- Eaton_27487_V4T2_163_CAT.pdf
- TS PIK:
- 118159307
- Country of Origin:
- United States
MSRP $50.00Surplus $14.97 -
Eaton EF3RTWK Circuit Breaker Accessories Metric End Cap Kit 3P J-K Frame
MSRP $24.00Surplus $4.74Eaton EF3RTWK Circuit Breaker Accessories Metric End Cap Kit 3P J-K Frame​ ARCA SKU: C15-4090 Brand: Eaton MPN: EF3RTWK UPC: 786679108031 Shipping Weight: 0.10 Shipping Height: 2.00 In...- SKU:
- C15-4090
- Poles:
- 3
- Frame:
- J-K
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY END CAP KIT, METRIC END CAP KIT, CH
- Country of Origin:
- Dominican Republic
MSRP $24.00Surplus $4.74 -
Eaton EFPHBOFF Circuit Breaker Accessories Padlockable Handle Lock E Frame EA
MSRP $70.48Surplus $23.67Eaton EFPHBOFF Circuit Breaker Accessories Padlockable Handle Lock E Frame EA​ ARCA SKU: C15-3564 Brand: Eaton MPN: EFPHBOFF UPC: 786679138137 Shipping Weight: 0.05 lbs. Shipping...- SKU:
- C15-3564
- Frame:
- E
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY HANDLE MECHANISM, PADLOCKABLE HANDLE
- TS PIK:
- 120602400
- Country of Origin:
- Dominican Republic
MSRP $70.48Surplus $23.67 -
Eaton EFPLK Circuit Breaker Accessories
MSRP $94.00Surplus $21.53Eaton EFPLK Circuit Breaker Accessories​ ARCA SKU: C15-9088 Brand: Eaton MPN: EFPLK UPC: Shipping Weight: 0.05 lbs. Shipping Height: 1.00 In. Shipping Length: 5.00 In...- SKU:
- C15-9088
MSRP $94.00Surplus $21.53 -
Eaton EFTS3K Circuit Breaker Accessories 3P EA
MSRP $25.50Surplus $9.59Eaton EFTS3K Circuit Breaker Accessories 3P EA​ ARCA SKU: C15-3194 Brand: Eaton MPN: EFTS3K UPC: 782114984185 Shipping Weight: 0.20 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-3194
- Type:
- Terminal Shield
- Used On:
- G Series EG Frame Molded Case Circuit Breaker
- Specification/Technical:
- Eaton_60657_1_2_SPEC.pdf
- TS PIK:
- 117057975
- Catalog:
- Eaton_03771_V4T2_129_V4T2_218_CAT.pdf
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY TERMINAL SHIELD, TERMINAL SHIELD, TH
MSRP $25.50Surplus $9.59 -
Eaton EGB1015FFB Molded Case Breakers (MCCBs)
MSRP $466.70Surplus $65.54Eaton EGB1015FFB Molded Case Breakers (MCCBs)​ ARCA SKU: C15-9523 Brand: Eaton MPN: EGB1015FFB UPC: 78668538146 Shipping Weight: 1.00 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-9523
- TS PIK:
- 123526624
- Short Description:
- EATON SERIES G MOLDED CASE CIRCUIT BREAKER, EG-FRAME, EG, COMPLETE BREAKER, FIXE
- Country of Origin:
- Dominican Republic
MSRP $466.70Surplus $65.54 -
Eaton EGB1016FFG Main Breakers EA
MSRP $466.70Surplus $137.23Eaton EGB1016FFG Main Breakers EA​ ARCA SKU: C15-9347 Brand: Eaton MPN: EGB1016FFG UPC: 78211498456 Shipping Weight: 0.90 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-9347
- TS PIK:
- 117058011
- Short Description:
- EATON SERIES G MOLDED CASE CIRCUIT BREAKER, EG-FRAME, EG, COMPLETE BREAKER, FIXE
- Series:
- G
- Frame Type:
- EG
MSRP $466.70Surplus $137.23 -
Eaton EGB1032FFG Main Breakers EA
MSRP $466.70Surplus $133.24Eaton EGB1032FFG Main Breakers EA​ ARCA SKU: C15-9346 Brand: Eaton MPN: EGB1032FFG UPC: 78211498460 Shipping Weight: 1.05 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-9346
- TS PIK:
- 117058015
- Short Description:
- EATON SERIES G MOLDED CASE CIRCUIT BREAKER, EG-FRAME, EG, COMPLETE BREAKER, FIXE
- Series:
- EG
- Frame Type:
- EG
MSRP $466.70Surplus $133.24 -
Eaton EGB2100FFGF01 Molded Case Breakers (MCCBs) EGB 2P 100A 480V 50/60Hz 2Ph EG Frame Freeze Tested
MSRP $1,592.00Surplus $525.94SKU: C15-1678 Brand: Eaton MPN: EGB2100FFGF01 UPC: 786689043407 Shipping Weight: 2.00 lbs. Shipping Height: 6.10 In. Shipping Length: 3.70 In. Shipping Width: 2.90 In...- SKU:
- C15-1678
- Series:
- G
- Volts:
- 480 V
- Amps:
- 100 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Frame:
- EG
- Short Description:
- EATON SERIES G EG FRAME, 100A, TWO-POLE, 600Y/347V, 65KA BKR W/COLLARS AND FREEZ
- Country of Origin:
- Dominican Republic
MSRP $1,592.00Surplus $525.94 -
Eaton EGE2015FFG Molded Case Breakers (MCCBs) EGE 2P 15A 600V 50/60Hz 2Ph EG Frame EA
MSRP $737.00Surplus $284.46SKU: C15-3424 Brand: Eaton MPN: EGE2015FFG UPC: 786685018584 Shipping Weight: 1.70 lbs. Shipping Height: 3.00 In. Shipping Length: 6.00 In. Shipping Width: 3.75 In...- SKU:
- C15-3424
- Series:
- G
- Volts:
- 600 V
- Amps:
- 15 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Frame:
- EG
- Short Description:
- E 2P BKR_CSA/UL/IEC
- TS PIK:
- 121937953
- Country of Origin:
- Dominican Republic
MSRP $737.00Surplus $284.46 -
Eaton EGE2030FFG Molded Case Breakers (MCCBs) EA
MSRP $1,058.84Surplus $279.04SKU: C15-11050 Brand: Eaton MPN: EGE2030FFG UPC: 00786685018621 Shipping Weight: 1.95 lbs. Shipping Height: 7.00 In. Shipping Length: 4.00 In. Shipping Width: 3.00 In...- SKU:
- C15-11050
- TS PIK:
- 121937956
- Country of Origin:
- Dominican Republic
MSRP $1,058.84Surplus $279.04 -
Eaton EGH2025FFB Molded Case Breakers (MCCBs)
MSRP $1,559.26Surplus $220.30SKU: C15-9524 Brand: Eaton MPN: EGH2025FFB UPC: 78668523276 Shipping Weight: 1.80 lbs. Shipping Height: 3.00 In. Shipping Length: 7.00 In. Shipping Width: 4.00 In...- SKU:
- C15-9524
- TS PIK:
- 122794633
- Short Description:
- EATON SERIES G MOLDED CASE CIRCUIT BREAKER, EG-FRAME, EG, COMPLETE BREAKER, FIXE
- Country of Origin:
- Dominican Republic
MSRP $1,559.26Surplus $220.30 -
Eaton EGH3020FFG Molded Case Breakers (MCCBs) EGH 3P 20A 480V 50/60Hz 3Ph EG Frame EA
MSRP $1,352.48Surplus $272.00SKU: C15-3356 Brand: Eaton MPN: EGH3020FFG UPC: 782116131228 Shipping Weight: 2.70 lbs. Shipping Height: 4.00 In. Shipping Length: 7.00 In. Shipping Width: 4.00 In...- SKU:
- C15-3356
- Series:
- G
- Type:
- Molded Case
- Type:
- Fixed Thermal Magnetic
- Approval:
- UL
- Approval:
- CSA
- Approval:
- CE
- Size:
- 3 Inch Width x 2.99 Inch Depth x 5.5 Inch Height
- Volts:
- 415/480 VAC at 50/60 Hertz
- Amps:
- 32 A
- Poles:
- 3
- Interrupting Rating:
- 70 kA at 415 VAC
- Interrupting Rating:
- 65 kA at 480 Volt AC
- Interrupting Rating:
- 10 kA at 250 Volt DC
- Terminal Type:
- Standard Line and Load
- Frame Type:
- EG
- Maximum AC Voltage Rating:
- 480 V
- Maximum DC Voltage Rating:
- 250 V
- Short Description:
- 415/480 VAC 50/60 Hz, 20 A, 70/65 kA, 3-Pole, Standard Line and Load Terminal, EG Frame, Fixed Thermal, Fixed Magnetic, Molded Case
- Catalog:
- Eaton_27487_V4T2_142-V4T2_144_V4T2_153_V4T2_154_V4T2_158_CAT.pdf
- TS PIK:
- 120097574
- Number of Poles:
- 3
- Voltage Rating:
- 415/480 VAC
- Current Rating:
- 20 A
- Country of Origin:
- Dominican Republic
MSRP $1,352.48Surplus $272.00 -
Eaton EGH3125FFG Molded Case Breakers (MCCBs) 3P 125A 480V EA
MSRP $4,027.00Surplus $1,104.81SKU: C15-2643 Brand: Eaton MPN: EGH3125FFG UPC: 782114877647 Shipping Weight: 2.70 lbs. Shipping Height: 5.00 In. Shipping Length: 6.50 In. Shipping Width: 4.00 In...- SKU:
- C15-2643
- Approval:
- IEC
- Approval:
- CE
- Approval:
- UL
- Approval:
- CSA
- Amps:
- 125 A
- Frame:
- EG
- Interrupting Rating:
- 35 kA at 600Y/347 VAC
- Interrupting Rating:
- 100 Kiloamp at 240 Volt AC
- Interrupting Rating:
- 65 Kiloamp at 480 Volt AC
- Maximum AC Voltage:
- 600 Star/347
- Poles:
- 3
- Size:
- 2.99 Inch Length x 3 Inch Width x 3 Inch Height
- Terminal Type:
- Line and Load
- Type:
- Fixed Thermal Magnetic Trip
- Volts:
- 600 Star/347 VAC 50/60 Hertz
- Short Description:
- 415/480 VAC 50/60 Hz, 125 A, 70/65 kA, 3-Pole, Line/Load Terminal, EG Frame, Fixed Thermal Magnetic, Molded Case Circuit Breaker
- Specification/Technical:
- Eaton_48121_1_2_SPEC.pdf
- Installation/Operator:
- Eaton_00042_INST.pdf
- Maximum AC Voltage Rating:
- 600 Star/347
- Frame Type:
- EG
- Current Rating:
- 125 A
- Voltage Rating:
- 600 Star/347 VAC 50/60 Hertz
- Number of Poles:
- 3
- Catalog:
- Eaton_46579_V4T2_142-V4T2_161_CAT.pdf
- Country of Origin:
- Dominican Republic
MSRP $4,027.00Surplus $1,104.81 -
Eaton EGHMVD06RX Circuit Breaker Accessories S2 Handle Mechanism EG Frame Red/Yellow
MSRP $354.00Surplus $78.77Eaton EGHMVD06RX Circuit Breaker Accessories S2 Handle Mechanism EG Frame Red/Yellow​ ARCA SKU: C15-2366 Brand: Eaton MPN: EGHMVD06RX UPC: 786685405612 Shipping Weight: 1.78 Shipping...- SKU:
- C15-2366
- Frame:
- EG
- Color:
- Red/Yellow
- Short Description:
- EG VD ROTARY HNDLE KIT_ 6@ SHFT_ S2 RED_ 4/4X
MSRP $354.00Surplus $78.77 -
Eaton EGHMVD24B0 Circuit Breaker Accessories
MSRP $362.00Surplus $78.46SKU: C15-11274 Brand: Eaton MPN: EGHMVD24B0 UPC: 78668576229 Shipping Weight: 3.25 lbs. Shipping Height: 5.00 In. Shipping Length: 27.00 In. Shipping Width: 6.00 In...- SKU:
- C15-11274
- Country of Origin:
- France
MSRP $362.00Surplus $78.46