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 BW2225 Circuit Breaker Accessories BWH 2P 225A 240V 50/60Hz EA
MSRP $580.22Surplus $177.20Eaton BW2225 Circuit Breaker Accessories BWH 2P 225A 240V 50/60Hz EA​ ARCA SKU: C15-1894 Brand: Eaton MPN: BW2225 UPC: 786679122556 Shipping Weight: 2.75 Shipping Height: 4.00 In. Shipping...- SKU:
- C15-1894
- Series:
- BW
- Type:
- Thermal Magnetic
- Type:
- Common Trip
- Approval:
- UL 489
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- Loadcenter
- Poles:
- 2
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Line Terminal
- Wire Size:
- 2 AWG to 300 KCMIL (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 225 A, 10 kA, 2-Pole, Plug-On Mount, Thermal Magnetic, Main
- Country of Origin:
- Dominican Republic
MSRP $580.22Surplus $177.20 -
Eaton BWH2125 Main Breakers BWH 2P 125A 240V 50/60Hz 1Ph
MSRP $1,650.00Surplus $476.14SKU: 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
MSRP $1,650.00Surplus $476.14 -
Eaton BWH2150 Main Breakers BWH 2P 150A 120V 50/60Hz 1Ph EA
MSRP $1,341.84Surplus $179.97SKU: C15-1973 Brand: Eaton MPN: BWH2150 UPC: 786676460453 Shipping Weight: 2.75 lbs. Shipping Height: 5.00 In. Shipping Length: 5.00 In. Shipping Width: 5.00 In...- SKU:
- C15-1973
- TS PIK:
- 21494726
- Number of Poles:
- 2
- Short Description:
- Eaton Type BR Main Circuit Breaker,Main circuit breaker,150 A,25 kAIC,Two-pole,120/240 V,BR,#2 AWG-300 kcmil Cu/Al,BWH,MHM150P, MHM150B, MHR150P, MHR150B
- Interrupting Rating:
- 25 kA
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 150 A
- Series:
- BR
- Frame Type:
- BR
- Type:
- Thermal Magnetic
- Used On:
- Loadcenter
- Wire Size:
- 2 AWG to 300 KCMIL (Aluminum/Copper)
MSRP $1,341.84Surplus $179.97 -
Eaton BWH2175 Main Breakers BWH 2P 175A 240V 50/60Hz 1Ph
MSRP $1,341.84Surplus $476.14SKU: 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
MSRP $1,341.84Surplus $476.14 -
Eaton BWH2200 Main Breakers BWH 2P 200A 240V 50/60Hz 1Ph EA
MSRP $2,050.00Surplus $186.06Eaton 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
MSRP $2,050.00Surplus $186.06 -
Eaton BWH2225 Circuit Breaker Accessories BWH 2P 225A 240V 50/60Hz EA
MSRP $736.80Surplus $901.25Eaton BWH2225 Circuit Breaker Accessories BWH 2P 225A 240V 50/60Hz EA​ ARCA SKU: C15-1879 Brand: Eaton MPN: BWH2225 UPC: 786679122563 Shipping Weight: 2.70 lbs. Shipping Height: 5.00...- SKU:
- C15-1879
- Series:
- BWH
- Type:
- Main
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- ECB Unit Enclosure
- Poles:
- 2
- Interrupting Rating:
- 10 Kiloamp
- Wire Size:
- 2 AWG to 300 KCMIL (Copper/Aluminum)
- Short Description:
- 120/240 VAC 1-Phase, 225 A, 10 kA, 20/40 Distribution, 3-Wire, 4-Jaws
- Catalog:
- EATCORE71451_V1T5_52_V1T5_55.pdf
- TS PIK:
- 109647384
- Installation/Operator:
- EATCORINST00001.pdf
- Country of Origin:
- Dominican Republic
MSRP $736.80Surplus $901.25 -
Eaton C360KA1 Circuit Breaker Accessories
MSRP $23.00Surplus $7.25SKU: C15-11628 Brand: Eaton MPN: C360KA1 UPC: 0 Shipping Weight: 0.50 lbs. Shipping Height: 4.00 In. Shipping Length: 5.00 In. Shipping Width: 3.00 In. Product...- SKU:
- C15-11628
MSRP $23.00Surplus $7.25 -
Eaton C371E Circuit Breaker Accessories EA
MSRP $116.37Surplus $72.09Eaton C371E Circuit Breaker Accessories EA​ ARCA SKU: C15-9084 Brand: Eaton MPN: C371E UPC: 10782113599493 Shipping Weight: 2.85 lbs. Shipping Height: 6.00 In. Shipping...- SKU:
- C15-9084
- Short Description:
- ED/EHD/FD/FDB/FDC/HFD/HMCP Frame, 150 A, 6.5 to 16" Variable Depth Connecting Rod, Flex Shaft, NEMA 1/12, Molded Case Circuit Breaker
- Catalog:
- Eaton_36646_V12T3_108_CAT.pdf
- Country of Origin:
- United States
MSRP $116.37Surplus $72.09 -
Eaton C371E1 Circuit Breaker Accessories Handle and Lower Operator Mechanism Kit 150V NEMA 3/3R/4/4X/12/13
MSRP $200.00Surplus $104.73Eaton C371E1 Circuit Breaker Accessories Handle and Lower Operator Mechanism Kit 150V NEMA 3/3R/4/4X/12/13​ ARCA SKU: C15-2361 Brand: Eaton MPN: C371E1 UPC: 782113599533 Shipping Weight: 6.15...- SKU:
- C15-2361
- Series:
- C, C371
- Type:
- Heavy Duty
- Approval:
- UL
- Approval:
- CSA
- Amps:
- 200 A
- Enclosure:
- NEMA 4X
- Accessory Type:
- Operating Mechanism
- Switch Type:
- Molded Case
- Breaker Type:
- ED/EHD/FD/FDB/FDC/HFD/HMCP Frame 150 Amp
- Handle Included:
- Yes
- Handle to Device Connection:
- 6.5 to 16 Inch Variable Depth Connecting Rod
- Handle to Device Connection:
- Flex Shaft
- Short Description:
- ED/EHD/FD/FDB/FDC/HFD/HMCP Frame, 150 A, 6.5 to 16" Variable Depth Connecting Rod, Flex Shaft, NEMA 1/12
- Catalog:
- Eaton_36646_V12T3_108_CAT.pdf
- Country of Origin:
- United States
MSRP $200.00Surplus $104.73 -
Eaton CANGHB1080 Molded Case Breakers (MCCBs) EA
MSRP $393.73Surplus $53.38Eaton CANGHB1080 Molded Case Breakers (MCCBs) EA​ ARCA SKU: C15-6843 Brand: Eaton MPN: CANGHB1080 UPC: Shipping Weight: 0.55 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-6843
MSRP $393.73Surplus $53.38 -
Eaton CC3150N Loadcenters and Panelboards 150A
MSRP $2,384.57Surplus $568.09SKU: C15-3281 Brand: Eaton MPN: CC3150N UPC: 78211465206 Shipping Weight: 4.15 lbs. Shipping Height: 5.25 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In...- SKU:
- C15-3281
- Series:
- CC
- Volts:
- 240 V
- Amps:
- 150 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON BR MAIN BREAKER KIT,MOLDED CASE BREAKER,150 A,10 KAIC,THREE-POLE,240 V,!,#
- TS PIK:
- 116170319
- Current Rating:
- 150 A
- Type:
- Main Breaker
- Main Breaker Type:
- BR
- Voltage Rating:
- 240 VAC
- Country of Origin:
- Dominican Republic
MSRP $2,384.57Surplus $568.09 -
Eaton CCP3023BC Circuit Breaker Accessories
MSRP $370.00Surplus $237.50SKU: C15-11202 Brand: Eaton MPN: CCP3023BC UPC: 786689318321 Shipping Weight: 0.90 lbs. Shipping Height: 4.00 In. Shipping Length: 3.00 In. Shipping Width: 3.00 In...- SKU:
- C15-11202
- TS PIK:
- 128068885
- Short Description:
- 0.39 to 1.375" Cable, 600 VAC 50 to 400 Hz, 250 VDC, 30 A, 3-Pole, 2-Wire, Epoxy Powder Coated Copper-Free Aluminum, Water Tight, Straight, Pin and Sleeve Connector Plug
- Installation/Operator:
- Eaton-CrouseHinds_00041_INST.pdf
- Catalog:
- Eaton-CrouseHinds_00055_1466-1470_CAT.pdf
- Country of Origin:
- Mexico
- Type:
- Straight
- Series:
- CCP
MSRP $370.00Surplus $237.50 -
Eaton CCPL Circuit Breaker Accessories
MSRP $110.66Surplus $31.22SKU: C15-11670 Brand: Eaton MPN: CCPL UPC: 782113099415 Shipping Weight: 0.01 lbs. Shipping Height: 1.00 In. Shipping Length: 9.00 In. Shipping Width: 5.00 In...- SKU:
- C15-11670
- TS PIK:
- 111009840
- Type:
- Padlockable, Screw Mount
- Catalog:
- Eaton-CutlerHammer_00031_V1T1_43_V1T1_91_CAT.pdf
- Used On:
- CC/CCH/CHH Series Main Circuit Breaker
- Country of Origin:
- United States
MSRP $110.66Surplus $31.22 -
Eaton CCV2100X Molded Case Breakers (MCCBs)
MSRP $1,050.00Surplus $259.68SKU: C15-2251 Brand: Eaton MPN: CCV2100X UPC: 786685368344 Shipping Weight: 2.75 lbs. Shipping Height: 5.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In...- SKU:
- C15-2251
- Series:
- CCV
- Type:
- Thermal Magnetic
- Type:
- Main
- Approval:
- UL
- Size:
- 8 Inch Length x 4.5 Inch Width x 5.5 Inch Height
- Volts:
- 120/240 V
- Amps:
- 32 A
- Used On:
- ECC Unit Enclosure
- Poles:
- 2
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Load Lug
- Wire Size:
- 2/0 AWG to 300 KCMIL (Copper/Aluminum)
- Short Description:
- 120/240 VAC, 100 A, 10 kA, 2-Pole, Load Lug Terminal, Bolt-On Mount, Thermal Magnetic, Main Tenant
- Catalog:
- Eaton_36620_V1T4_88_V1T4_123_V1T4_134_CAT.pdf
- TS PIK:
- 123986987
- Voltage Rating:
- 120/240 V
- Current Rating:
- 100 A
- Number of Poles:
- 2
MSRP $1,050.00Surplus $259.68 -
Eaton CCV2125X Molded Case Breakers (MCCBs)
MSRP $1,050.00Surplus $269.37SKU: C15-2246 Brand: Eaton MPN: CCV2125X UPC: 786685368405 Shipping Weight: 2.80 lbs. Shipping Height: 5.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In...- SKU:
- C15-2246
- Series:
- CCV
- Type:
- Thermal Magnetic
- Type:
- Main
- Approval:
- UL
- Size:
- 8 Inch Length x 4.5 Inch Width x 5.5 Inch Height
- Volts:
- 120/240 V
- Amps:
- 32 A
- Used On:
- ECC Unit Enclosure
- Poles:
- 2
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Load Lug
- Wire Size:
- 2/0 AWG to 300 KCMIL (Copper/Aluminum)
- Short Description:
- 120/240 VAC, 125 A, 10 kA, 2-Pole, Load Lug Terminal, Bolt-On Mount, Thermal Magnetic, Main Tenant
- Catalog:
- Eaton_36620_V1T4_88_V1T4_123_V1T4_134_CAT.pdf
- TS PIK:
- 123986993
- Voltage Rating:
- 120/240 V
- Number of Poles:
- 2
- Current Rating:
- 125 A
MSRP $1,050.00Surplus $269.37 -
Eaton CCV2150 Molded Case Breakers (MCCBs) CCV 2P 150A 240V 50/60Hz 1Ph
MSRP $820.00Surplus $194.78SKU: C15-3121 Brand: Eaton MPN: CCV2150 UPC: 786685368450 Shipping Weight: 2.95 lbs. Shipping Height: 5.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In...- SKU:
- C15-3121
- Frame Type:
- CCV
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 32 A
- Number of Poles:
- 2
- Interrupting Rating:
- 10 kA
- Type:
- Thermal Magnetic
- Size:
- 2 AWG to 300 KCMIL (Copper/Aluminum)
- Short Description:
- 240 VAC, 150 A, 10 kA, 2-Pole, Lug Screw Terminal, Bolt-On Mount, Thermal Magnetic, Main Tenant
- Catalog:
- Eaton_36620_V1T1_101_CAT.pdf
- Specification/Technical:
- Eaton_37990_1_SPEC.pdf
- Series:
- CCV
- Country of Origin:
- Dominican Republic
- Approval:
- UL 489
- Wire Size:
- 2 AWG to 300 KCMIL (Copper/Aluminum)
MSRP $820.00Surplus $194.78 -
Eaton CCV2150X Molded Case Breakers (MCCBs) 2P 150A 240V
MSRP $740.80Surplus $89.11Eaton CCV2150X Molded Case Breakers (MCCBs) 2P 150A 240V​ ARCA SKU: C15-2256 Brand: Eaton MPN: CCV2150X UPC: 78668536846 Shipping Weight: 2.25 lbs. Shipping Height: 5.00 In...- SKU:
- C15-2256
- Series:
- CCV
- Type:
- Thermal Magnetic
- Type:
- Main
- Approval:
- UL
- Size:
- 8 Inch Length x 4.5 Inch Width x 5.5 Inch Height
- Volts:
- 120/240 V
- Amps:
- 32 A
- Used On:
- ECC Unit Enclosure
- Poles:
- 2
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Load Lug
- Wire Size:
- 2/0 AWG to 300 KCMIL (Copper/Aluminum)
- Short Description:
- 120/240 VAC, 150 A, 10 kA, 2-Pole, Load Lug Terminal, Bolt-On Mount, Thermal Magnetic, Main Tenant
- Catalog:
- Eaton_36620_V1T4_88_V1T4_123_V1T4_134_CAT.pdf
- TS PIK:
- 123986999
- Voltage Rating:
- 120/240 V
- Number of Poles:
- 2
- Current Rating:
- 150 A
- Country of Origin:
- Dominican Republic
MSRP $740.80Surplus $89.11 -
Eaton CCV2200 Main Breakers 2P 200A 240V EA
MSRP $760.71Surplus $169.70Eaton 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
- Approval:
- UL, CSA
- Wire Size:
- 2/0 AWG to 300 KCMIL (Copper/Aluminum)
MSRP $760.71Surplus $169.70 -
Eaton CCV2200X Miniature Circuit Breakers (MCBs)
MSRP $740.80Surplus $198.19Eaton CCV2200X Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-1767 Brand: Eaton MPN: CCV2200X UPC: 786685368580 Shipping Weight: 2.60 lbs. Shipping Height: 5.00 In. Shipping...- SKU:
- C15-1767
- Series:
- CCV
- Type:
- Thermal Magnetic
- Type:
- Main
- Approval:
- UL 489
- Size:
- 8 Inch Length x 4.5 Inch Width x 5.5 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- ECC Unit Enclosure
- Poles:
- 2
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Load Lug
- Wire Size:
- 2/0 AWG to 300 KCMIL (Copper/Aluminum)
- Short Description:
- 120/240 VAC, 200 A, 10 kA, 2-Pole, Load Lug Terminal, Bolt-On Mount, Thermal Magnetic, Main
- Catalog:
- Eaton_36620_V1T4_88_V1T4_123_V1T4_134_CAT.pdf
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 200 A
- TS PIK:
- 123987011
- Country of Origin:
- Dominican Republic
MSRP $740.80Surplus $198.19 -
Eaton CCV2225 Molded Case Breakers (MCCBs) CCV 2P 225A 240V 50/60Hz 1Ph
MSRP $802.00Surplus $328.51SKU: C15-3434 Brand: Eaton MPN: CCV2225 UPC: 786685368641 Shipping Weight: 2.90 lbs. Shipping Height: 6.00 In. Shipping Length: 9.00 In. Shipping Width: 5.00 In...- SKU:
- C15-3434
- Frame Type:
- CCV
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 32 A
- Number of Poles:
- 2
- Interrupting Rating:
- 10 kA
- Type:
- Thermal Magnetic
- Size:
- 2 AWG to 300 KCMIL (Aluminum/Copper)
- Short Description:
- 240 VAC, 225 A, 10 kA, 2-Pole, Lug Screw Terminal, Bolt-On Mount, Thermal Magnetic, Main Tenant
- Catalog:
- Eaton_36620_V1T1_101_CAT.pdf
- Specification/Technical:
- Eaton_37994_1_SPEC.pdf
- Series:
- CCV
- Country of Origin:
- Dominican Republic
- Approval:
- UL 489
- Wire Size:
- 2 AWG to 300 KCMIL (Aluminum/Copper)
MSRP $802.00Surplus $328.51