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.
- Air Circuit Breakers (ACBs)
- Din Rail Mounted Circuit Breakers
- Main Breakers
- Miniature Circuit Breakers (MCBs)
- Molded Case Breakers (MCCBs)
- Motor Circuit Protector (MCPs)
- Circuit Breaker Accessories
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
-
Eaton BRH235 Miniature Circuit Breakers (MCBs) BRH 2P 35A 120/240V 50/60Hz 1Ph
MSRP $251.00Surplus $118.62Eaton BRH235 Miniature Circuit Breakers (MCBs) BRH 2P 35A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-1308 Brand: Eaton MPN: BRH235 UPC: 782114372159 Shipping Weight: 0.60 lbs. Shipping...- SKU:
- C15-1308
- Short Description:
- EATON BR THERMAL MAGNETIC CIRCUIT BREAKER,TYPE BR 1-INCH PLUG-ON CIRCUIT BREAKER
- Country of Origin:
- Dominican Republic
MSRP $251.00Surplus $118.62 -
Eaton BRH240 Miniature Circuit Breakers (MCBs)
MSRP $197.29Surplus $86.83Eaton BRH240 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-1309 Brand: Eaton MPN: BRH240 UPC: 78667637365 Shipping Weight: 0.70 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-1309
- Series:
- BRH
- Type:
- Thermal Magnetic
- Type:
- Common Trip
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- BR Series Load Center
- Poles:
- 2
- Mounting:
- Plug-On
- Interrupting Rating:
- 22 kA
- Wire Size:
- 14 to 4 AWG (Copper/Aluminum)
- Short Description:
- 120/240 VAC, 40 A, 2-Pole, 22 kA, Plug-On Mount, Common Trip, Thermal Magnetic
- Catalog:
- Eaton_00001_V1T1_84_CAT.pdf
- TS PIK:
- 21494031
- Current Rating:
- 40 A
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 2
- Country of Origin:
- Dominican Republic
MSRP $197.29Surplus $86.83 -
Eaton BRH280 Miniature Circuit Breakers (MCBs) BRH 2P 80A 120/240V 50/60Hz 1Ph
MSRP $427.00Surplus $131.22Eaton BRH280 Miniature Circuit Breakers (MCBs) BRH 2P 80A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-1313 Brand: Eaton MPN: BRH280 UPC: 782114372180 Shipping Weight: 0.60 lbs. Shipping...- SKU:
- C15-1313
- Short Description:
- EATON BR THERMAL MAGNETIC CIRCUIT BREAKER,TYPE BR 1-INCH PLUG-ON CIRCUIT BREAKER
- Country of Origin:
- Dominican Republic
MSRP $427.00Surplus $131.22 -
Eaton BRH3100 Miniature Circuit Breakers (MCBs) BR 3P 100A 240V 50/60Hz 3Ph EA
MSRP $1,184.00Surplus $285.19SKU: C15-2744 Brand: Eaton MPN: BRH3100 UPC: 786676372909 Shipping Weight: 1.15 lbs. Shipping Height: 3.00 In. Shipping Length: 3.00 In. Shipping Width: 3.00 In...- SKU:
- C15-2744
- Approval:
- UL 489
- Amps:
- 100 A
- Interrupting Rating:
- 22 kA
- Mounting:
- Plug-On
- Poles:
- 3
- Terminal Type:
- Thermal Magnetic
- Type:
- Main
- Used On:
- Loadcenter
- Volts:
- 208 VAC Star/120 VAC
- Volts:
- 240 VAC
- Gauge:
- 4 to 1/0 AWG (Aluminum/Copper)
- Short Description:
- 208 Star/120 VAC, 240 VAC, 100 A, 22 kA, 3-Pole, Plug-On Mount, Thermal Magnetic, Main, Circuit Breaker
- Series:
- BR
- Specification/Technical:
- images.tradeser ...
- TS PIK:
- 21494018
- Voltage Rating:
- 208 VAC Star/120 VAC, 240 VAC
- Catalog:
- Eaton_36620_V1T1_56_V1T1_85_CAT.pdf
- Current Rating:
- 100 A
- Number of Poles:
- 3
- Wire Size:
- 4 to 1/0 AWG (Aluminum/Copper)
- Country of Origin:
- Dominican Republic
MSRP $1,184.00Surplus $285.19 -
Eaton BRH380 Miniature Circuit Breakers (MCBs) BR 3P 80A 240V 50/60Hz 3Ph EA
MSRP $1,500.00Surplus $201.51SKU: C15-2978 Brand: Eaton MPN: BRH380 UPC: 786676002745 Shipping Weight: 1.10 lbs. Shipping Height: 3.00 In. Shipping Length: 3.00 In. Shipping Width: 3.00 In...- SKU:
- C15-2978
- Series:
- BR
- Volts:
- 240 V
- Amps:
- 80 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON BR THERMAL MAGNETIC CIRCUIT BREAKER,TYPE BR 1-INCH PLUG-ON CIRCUIT BREAKER
- Mounting:
- Plug-On
- Number of Poles:
- 3
- Country of Origin:
- Dominican Republic
MSRP $1,500.00Surplus $201.51 -
Eaton BRHAFGF115 Miniature Circuit Breakers (MCBs) BR 1P 15A 240V 50/60Hz 1Ph
MSRP $924.00Surplus $97.54Eaton BRHAFGF115 Miniature Circuit Breakers (MCBs) BR 1P 15A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1316 Brand: Eaton MPN: BRHAFGF115 UPC: 786670008910 Shipping Weight: 0.40 Shipping Height: 0.90...- SKU:
- C15-1316
- Series:
- BR
- Volts:
- 240 V
- Amps:
- 15 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- BR ARC GRD FLT W/FLAG
- Type:
- Arc & Ground Fault
- Number of Poles:
- 1
- Mounting:
- Plug-On
- Current Rating:
- 15 A
MSRP $924.00Surplus $97.54 -
Eaton BRHCAF120 Miniature Circuit Breakers (MCBs) 1P 20A
MSRP $673.00Surplus $122.54Eaton BRHCAF120 Miniature Circuit Breakers (MCBs) 1P 20A​ ARCA SKU: C15-1319 Brand: Eaton MPN: BRHCAF120 UPC: 78668551447 Shipping Weight: 0.45 lbs. Shipping Height: 1.00 In...- SKU:
- C15-1319
- Series:
- BR
- Volts:
- 240 V
- Amps:
- 20 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- BR AFCI BREAKER COMP 1P 20A HIGH 22KAIC
- TS PIK:
- 124558491
- Type:
- Arc Fault
- Number of Poles:
- 1
- Mounting:
- Plug-On
- Current Rating:
- 20 A
- Country of Origin:
- United States
MSRP $673.00Surplus $122.54 -
Eaton BRHH2100 Miniature Circuit Breakers (MCBs)
MSRP $728.46Surplus $109.76Eaton BRHH2100 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-1321 Brand: Eaton MPN: BRHH2100 UPC: 78667637695 Shipping Weight: 0.75 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-1321
- Series:
- BR
- Short Description:
- 120/240 VAC, 100 A, 42 kA, 2-Pole, Plug-On Mount, Common Trip, Duplex, Thermal Magnetic, Circuit Breaker
- Mounting:
- Plug-On
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
- Interrupting Rating:
- 42 kA
- Type:
- Thermal Magnetic, Common Trip
- Current Rating:
- 100 A
- Used On:
- BR Series Loadcenter
- Catalog:
- Eaton_36620_V1T1_84_CAT.pdf
- Wire Size:
- 8 to 1/0 AWG (Aluminum/Copper)
- TS PIK:
- 21494075
- Country of Origin:
- Dominican Republic
MSRP $728.46Surplus $109.76 -
Eaton BRHH2110 Miniature Circuit Breakers (MCBs) BR 2P 110A 240V 50/60Hz 1Ph EA
MSRP $1,383.00Surplus $271.77SKU: C15-1322 Brand: Eaton MPN: BRHH2110 UPC: 786676002950 Shipping Weight: 0.75 lbs. Shipping Height: 3.00 In. Shipping Length: 3.00 In. Shipping Width: 2.00 In...- SKU:
- C15-1322
- Series:
- BR
- Type:
- Common Trip
- Approval:
- UL 489
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- BR Series Loadcenter
- Poles:
- 2
- Mounting:
- Plug-On
- Interrupting Rating:
- 42 kA
- Wire Size:
- 8 to 1/0 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 110 A, 42 kA, 2-Pole, Plug-On Mount, Common Trip, Duplex, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_84_CAT.pdf
- TS PIK:
- 116434503
- Current Rating:
- 110 A
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
- Country of Origin:
- Dominican Republic
MSRP $1,383.00Surplus $271.77 -
Eaton BRHH2125 Miniature Circuit Breakers (MCBs) 2P 125A 240V EA
MSRP $1,651.37Surplus $151.61Eaton BRHH2125 Miniature Circuit Breakers (MCBs) 2P 125A 240V EA​ ARCA SKU: C15-1323 Brand: Eaton MPN: BRHH2125 UPC: 786676377003 Shipping Weight: 0.75 lbs. Shipping Height: 2.00 In...- SKU:
- C15-1323
- Approval:
- UL 489
- Amps:
- 125 A
- Interrupting Rating:
- 42 kA
- Mounting:
- Plug-On
- Poles:
- 2
- Terminal Type:
- Thermal Magnetic
- Type:
- Common Trip
- Used On:
- BR Series Loadcenter
- Volts:
- 120/240 VAC
- Gauge:
- 4 to 2/0 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 125 A, 42 kA, 2-Pole, Plug-On Mount, Common Trip, Duplex, Thermal Magnetic, Circuit Breaker
- Series:
- BR
- TS PIK:
- 21494076
- Voltage Rating:
- 120/240 VAC
- Catalog:
- Eaton_00001_V1T1_83_V1T1_84_CAT.pdf
- Wire Size:
- 4 to 2/0 AWG (Copper/Aluminum)
- Number of Poles:
- 2
- Current Rating:
- 125 A
- Country of Origin:
- Dominican Republic
MSRP $1,651.37Surplus $151.61 -
Eaton BRHH270 Miniature Circuit Breakers (MCBs) BR 2P 70A 240V 50/60Hz 1Ph EA
MSRP $473.00Surplus $105.85Eaton BRHH270 Miniature Circuit Breakers (MCBs) BR 2P 70A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-3284 Brand: Eaton MPN: BRHH270 UPC: 786676382700 Shipping Weight: 0.75 lbs. Shipping...- SKU:
- C15-3284
- Series:
- BR
- Volts:
- 240 V
- Amps:
- 70 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON BR THERMAL MAGNETIC CIRCUIT BREAKER,TYPE BR 1-INCH PLUG-ON CIRCUIT BREAKER
- TS PIK:
- 21494119
- Mounting:
- Plug-On
- Number of Poles:
- 2
- Country of Origin:
- United States
MSRP $473.00Surplus $105.85 -
Eaton BRHN115GF Miniature Circuit Breakers (MCBs)
MSRP $840.00Surplus $119.60SKU: C15-3048 Brand: Eaton MPN: BRHN115GF UPC: 786689031466 Shipping Weight: 0.45 lbs. Shipping Height: 4.00 In. Shipping Length: 7.00 In. Shipping Width: 2.00 In...- SKU:
- C15-3048
- Type:
- Personal Protection
- Size:
- 3.5 Inch Width x 4 Inch Depth x 1 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- CPM/CPL/CBRPM/CBRPL Load Center
- Poles:
- 1
- Mounting:
- Plug-On
- Interrupting Rating:
- 22 kA
- Terminal Type:
- Plug-On
- Wire Size:
- 14 to 8 AWG
- Trip Sensitivity:
- 5 Milliamp
- Short Description:
- 120 VAC, 15 A, 1-Pole, 22 kA, Plug-On Mount, Personal Protection
- Catalog:
- Eaton_00001_V1T1_50_V1T1_86_CAT.pdf
- TS PIK:
- 127411390
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 15 A
- Number of Poles:
- 1
- Country of Origin:
- Dominican Republic
MSRP $840.00Surplus $119.60 -
Eaton BRHN125GF Miniature Circuit Breakers (MCBs) BR 1P 25A 120V 50/60Hz 1Ph EA
MSRP $1,386.00Surplus $130.96SKU: C15-3075 Brand: Eaton MPN: BRHN125GF UPC: 786689031251 Shipping Weight: 0.50 lbs. Shipping Height: 2.00 In. Shipping Length: 7.00 In. Shipping Width: 4.00 In...- SKU:
- C15-3075
- Type:
- Personal Protection
- Size:
- 3.5 Inch Width x 4 Inch Depth x 1 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- CPM/CPL/CBRPM/CBRPL Load Center
- Poles:
- 1
- Mounting:
- Plug-On
- Interrupting Rating:
- 22 kA
- Terminal Type:
- Plug-On
- Wire Size:
- 14 to 8 AWG
- Trip Sensitivity:
- 5 Milliamp
- Short Description:
- 120 VAC, 25 A, 1-Pole, 22 kA, Plug-On Mount, Personal Protection
- Catalog:
- Eaton_00001_V1T1_50_V1T1_86_CAT.pdf
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 1
- Current Rating:
- 25 A
- Series:
- BR
- Country of Origin:
- Dominican Republic
MSRP $1,386.00Surplus $130.96 -
Eaton BRL220CAF Miniature Circuit Breakers (MCBs) BR 2P 20A 240V 50/60Hz 1Ph EA
MSRP $766.65Surplus $158.63Eaton BRL220CAF Miniature Circuit Breakers (MCBs) BR 2P 20A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-1335 Brand: Eaton MPN: BRL220CAF UPC: 786685495163 Shipping Weight: 1.05 lbs. Shipping...- SKU:
- C15-1335
- Series:
- BR
- Type:
- Class RK5
- Approval:
- UL
- Size:
- 6 Inch Length x 3.5 Inch Width x 1.25 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- BR Series Load Center
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Copper/Aluminum)
- Poles:
- 2
- Short Description:
- 120/240 VAC, 20 A, 10 kA, 2-Pole, Plug-On Mount, Common Trip
- Catalog:
- Eaton_36650_V1T1_76_V1T1_79_CAT.pdf
- Data Sheet:
- Eaton-Bussmann_00156_1-5_DATA.pdf
- TS PIK:
- 124615679
- Current Rating:
- 20 A
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 2
- Country of Origin:
- Dominican Republic
MSRP $766.65Surplus $158.63 -
Eaton BRLAFGFLOFF Circuit Breaker Accessories
MSRP $20.60Surplus $15.56SKU: C15-4034 Brand: Eaton MPN: BRLAFGFLOFF UPC: 786676029292 Shipping Weight: 0.30 lbs. Shipping Height: 1.00 In. Shipping Length: 6.00 In. Shipping Width: 5.00 In...- SKU:
- C15-4034
- Locking Provision:
- ON/OFF
- Poles:
- 0
- Type:
- Padlockable
- Used On:
- F/GF Circuit Breaker/BR Load Center
- Specification/Technical:
- Eaton_36263_1_SPEC.pdf
- TS PIK:
- 534734
- Catalog:
- Eaton-CutlerHammer_00031_V1T1_91_CAT.pdf
- Country of Origin:
- China
MSRP $20.60Surplus $15.56 -
Eaton BRLH120CAF Miniature Circuit Breakers (MCBs) BR 1P 20A 240V 50/60Hz 1Ph
MSRP $702.31Surplus $102.09Eaton BRLH120CAF Miniature Circuit Breakers (MCBs) BR 1P 20A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1342 Brand: Eaton MPN: BRLH120CAF UPC: 786685232379 Shipping Weight: 0.50 Shipping Height: 3.50...- SKU:
- C15-1342
- Series:
- BRLH
- Volts:
- 240 V
- Amps:
- 20 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- TYPE BRLH 1-INCH COMBINATION AFCI CIRCUIT BREAKER
- Type:
- Arc Fault
- Number of Poles:
- 1
- Mounting:
- Plug-On
- Current Rating:
- 20 A
- Country of Origin:
- United States
MSRP $702.31Surplus $102.09 -
Eaton BRLW Circuit Breaker Accessories
MSRP $274.30Surplus $34.44Eaton BRLW Circuit Breaker Accessories​ ARCA SKU: C15-2040 Brand: Eaton MPN: BRLW UPC: 78667600049 Shipping Weight: 0.15 lbs. Shipping Height: 1.00 In. Shipping Length: 8...- SKU:
- C15-2040
- Type:
- Padlockable
- Used On:
- BD Duplex
- Used On:
- BQ/BQC Quadplex
- Used On:
- BR Series Circuit Breaker
- Poles:
- 1/2/3 (BR)
- Poles:
- 1 (BD/BQ/BQC)
- Accessory Type:
- Handle Accessories
- Locking Provision:
- On/Off
- Short Description:
- 1/2/3-Pole, ON/OFF Locking Provision, Padlockable
- Catalog:
- Eaton_36650_V1T1_85_CAT.pdf
- Installation/Operator:
- Eaton_00460_INST.pdf
- TS PIK:
- 110188455
- Country of Origin:
- United States
MSRP $274.30Surplus $34.44 -
Eaton BRLW1 Circuit Breaker Accessories
MSRP $45.11Surplus $26.62Eaton BRLW1 Circuit Breaker Accessories​ ARCA SKU: C15-3453 Brand: Eaton MPN: BRLW1 UPC: 78667637622 Shipping Weight: 0.05 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-3453
- Type:
- Padlockable
- Used On:
- BR Series Circuit Breaker
- Poles:
- 1
- Accessory Type:
- Handle Accessories
- Locking Provision:
- On/Off
- Short Description:
- 1-Pole, ON/OFF Locking Provision, Padlockable
- Catalog:
- Eaton_36650_V1T1_85_CAT.pdf
- Installation/Operator:
- Eaton_00460_INST.pdf
- TS PIK:
- 21494067
- Country of Origin:
- Dominican Republic
MSRP $45.11Surplus $26.62 -
Eaton BRLW1CS Circuit Breaker Accessories
MSRP $35.63Surplus $14.34Eaton BRLW1CS Circuit Breaker Accessories​ ARCA SKU: C15-2443 Brand: Eaton MPN: BRLW1CS UPC: 782114793145 Shipping Weight: 0.05 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-2443
- Volts:
- 120 V
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON CIRCUIT BREAKER ACCESSORIES - HANDLE LOCKOFF,CLAMSHELL PACK,HANDLE LOCKOFF
- TS PIK:
- 116531002
- Country of Origin:
- Dominican Republic
MSRP $35.63Surplus $14.34 -
Eaton BRN115AFC Miniature Circuit Breakers (MCBs) BR 1P 15A 120V 50/60Hz 1Ph
MSRP $421.25Surplus $54.08Eaton BRN115AFC Miniature Circuit Breakers (MCBs) BR 1P 15A 120V 50/60Hz 1Ph​ ARCA SKU: C15-2542 Brand: Eaton MPN: BRN115AFC UPC: 786689040901 Shipping Weight: 0.40 Shipping Height: 1.00...- SKU:
- C15-2542
- Series:
- BR
- Volts:
- 120 V
- Amps:
- 15 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- BR COMB AFCI_ PIGTAIL 1P_ 15A_ 10KAIC_ CSA ONLY.
- Type:
- Arc Fault
- Number of Poles:
- 1
- Mounting:
- Plug-On
- Current Rating:
- 15 A
- Country of Origin:
- Dominican Republic
MSRP $421.25Surplus $54.08