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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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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Lug Terminal Kits
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Auxiliary, Shunt, Trip Units and UVRs
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Circuit Breaker Accessories
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- Qty in Cart
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Murray MP250 Miniature Circuit Breakers (MCBs)
MSRP $144.90Surplus $29.54Murray MP250 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-8861 Brand: Murray MPN: MP250 UPC: 04089251898 Shipping Weight: 0.80 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-8861
- TS PIK:
- 115407723
- Short Description:
- 120/240 V, 50 A, 10 kA, 2-Pole, Load Lug Terminal, MP-T Frame, Thermal Magnetic, Low Vage, Miniature, Circuit Breaker
- Type:
- Common Trip
- Mounting:
- Plug-On
- Voltage Rating:
- 120/240 VAC
- Data Sheet:
- SiemensAG_01526_1_DATA.pdf
- Used On:
- Loadcenter
- Current Rating:
- 50 A
- Interrupting Rating:
- 10 kA
- Number of Poles:
- 2
- Size:
- 2 Inch W x 3 Inch D x 3 1/8 Inch H
- Wire Size:
- 8 to 6 AWG (Copper), 8 to 4 AWG (Aluminum)
- Series:
- MP-T
- Terminal Type:
- Load Lug
MSRP $144.90Surplus $29.54 -
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Murray MP340 Miniature Circuit Breakers (MCBs)
MSRP $512.10Surplus $43.35Murray MP340 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6302 Brand: Murray MPN: MP340 UPC: Shipping Weight: 1.10 lbs. Shipping Height: 5.00 In. Shipping Length: 4...- SKU:
- C15-6302
- Short Description:
- 240 VAC, 40 A, 10 kA, 3-Pole, Plug-In Mount, MP-T Frame, Thermal Magnetic Trip Unit, Miniature Circuit Breaker
- Number of Poles:
- 3
- Interrupting Rating:
- 10 kA
- Type:
- Common Trip
- Used On:
- Loadcenter
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Size:
- 3 Inch W x 3 Inch D x 3 1/8 Inch H
- Current Rating:
- 40 A
- Terminal Type:
- Load Lug
- Data Sheet:
- SiemensAG_06651_1_DATA.pdf
- Mounting:
- Plug-On
- Voltage Rating:
- 240 VAC
- Series:
- MP-T
- Wire Size:
- 8 to 6 AWG (Copper), 8 to 4 AWG (Aluminum)
- Country of Origin:
- Mexico
MSRP $512.10Surplus $43.35 -
Murray MQJ2200 Miniature Circuit Breakers (MCBs)
MSRP $1,133.00Surplus $282.02SKU: C15-7649 Brand: Murray MPN: MQJ2200 UPC: 04089252495 Shipping Weight: 3.20 lbs. Shipping Height: 4.00 In. Shipping Length: 8.00 In. Shipping Width: 5.00 In...- SKU:
- C15-7649
- TS PIK:
- 123474992
- Number of Poles:
- 3
- Country of Origin:
- Mexico
MSRP $1,133.00Surplus $282.02 -
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Eaton 2KES125T Circuit Breaker Accessories EA
MSRP $312.60Surplus $117.08Eaton 2KES125T Circuit Breaker Accessories EA​ ARCA SKU: C15-9465 Brand: Eaton MPN: 2KES125T UPC: Shipping Weight: 0.05 lbs. Shipping Height: 1.00 In. Shipping Length: 2...- SKU:
- C15-9465
- TS PIK:
- 107000531
MSRP $312.60Surplus $117.08 -
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Eaton 373D958G22 Circuit Breaker Accessories
MSRP $223.67Surplus $126.85SKU: C15-11438 Brand: Eaton MPN: 373D958G22 UPC: Shipping Weight: 0.80 lbs. Shipping Height: 3.00 In. Shipping Length: 7.00 In. Shipping Width: 5.00 In. Product...- SKU:
- C15-11438
MSRP $223.67Surplus $126.85 -
Eaton 5ARMLSI Trip Units
MSRP $14,280.00Surplus $2,373.61SKU: A13-1536 Brand: Eaton MPN: 5ARMLSI UPC: Shipping Weight: 1.25 lbs. Shipping Height: 6.00 In. Shipping Length: 12.00 In. Shipping Width: 7.00 In. Product...- SKU:
- A13-1536
MSRP $14,280.00Surplus $2,373.61 -
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Eaton 65A7006G10 Circuit Breaker Accessories Under Voltage Release 120V
MSRP $3,732.00Surplus $1,591.59SKU: C15-4822 Brand: Eaton MPN: 65A7006G10 UPC: Shipping Weight: 1.20 lbs. Shipping Height: 4.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In. Product...- SKU:
- C15-4822
- Volts:
- 120 V
MSRP $3,732.00Surplus $1,591.59 -
Eaton B2500RD Circuit Breaker Accessories Rear Connect Studs 2500A EA
MSRP $640.00Surplus $288.73SKU: C15-3966 Brand: Eaton MPN: B2500RD UPC: 786679565056 Shipping Weight: 4.45 lbs. Shipping Height: 3.00 In. Shipping Length: 11.00 In. Shipping Width: 3.00 In...- SKU:
- C15-3966
- Amps:
- 2500 A
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY LINE AND LOAD TERMINAL, LINE AND LOA
- Country of Origin:
- Puerto Rico
MSRP $640.00Surplus $288.73 -
Eaton BAB1025 Miniature Circuit Breakers (MCBs) 1P 25A 240V EA
MSRP $60.00Surplus $23.80Eaton BAB1025 Miniature Circuit Breakers (MCBs) 1P 25A 240V EA​ ARCA SKU: C15-1022 Brand: Eaton MPN: BAB1025 UPC: 786679301258 Shipping Weight: 0.25 lbs. Shipping Height: 2.00 In...- SKU:
- C15-1022
- Series:
- BAB
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10 kA at 120/240 VAC
- Interrupting Rating:
- 5 kA at 24 to 48 Volt DC
- Interrupting Rating:
- 3.8 kA at 62.5 Volt DC
- Terminal Type:
- Extended Tang Line
- Terminal Type:
- Box Lug Load
- Wire Size:
- 14 to 4 AWG Copper/Aluminum (Load)
- Short Description:
- 120/240 VAC, 25 A, 10 kA, 1-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_11_V4T1_12_V4T1_46_CAT.pdf
- TS PIK:
- 21508668
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 25 A
- Number of Poles:
- 1
- Country of Origin:
- Dominican Republic
MSRP $60.00Surplus $23.80 -
Eaton BAB3080H Miniature Circuit Breakers (MCBs) 3P 80A 120V EA
MSRP $651.15Surplus $84.79SKU: C15-1106 Brand: Eaton MPN: BAB3080H UPC: 786679303801 Shipping Weight: 1.10 lbs. Shipping Height: 3.00 In. Shipping Length: 4.00 In. Shipping Width: 4.00 In...- SKU:
- C15-1106
- Series:
- BAB
- Type:
- Thermal Magnetic
- Type:
- Miniature
- Approval:
- UL 489
- Approval:
- CSA
- Size:
- 3.8 Inch Length x 3.2 Inch Width x 4.7 Inch Height
- Volts:
- 240 VAC
- Amps:
- 32 A
- Poles:
- 3
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10 kA at 240 VAC
- Terminal Type:
- Extended Tang Line
- Terminal Type:
- Box Lug Load
- Wire Size:
- 8 to 1/0 AWG (Copper/Aluminum)
- Short Description:
- 240 VAC, 80 A, 10 kA, 3-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_3_V4T1_11_V4T1_12_CAT.pdf
- TS PIK:
- 21508715
- Number of Poles:
- 3
- Voltage Rating:
- 240 VAC
- Current Rating:
- 80 A
- Country of Origin:
- Dominican Republic
MSRP $651.15Surplus $84.79 -
Eaton BD1515 Miniature Circuit Breakers (MCBs)
MSRP $120.91Surplus $23.06Eaton BD1515 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-1119 Brand: Eaton MPN: BD1515 UPC: 786676369053 Shipping Weight: 0.40 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-1119
- Series:
- BD
- Type:
- Thermal Magnetic
- Type:
- Duplex
- Approval:
- UL 489
- Size:
- 1 Inch Width x 2.9 Inch Depth x 2.5 Inch Height
- Volts:
- 120 VAC
- Amps:
- 32 A
- Used On:
- BR Series Load Center
- Poles:
- 1
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG Copper/Aluminum
- Short Description:
- 120 VAC, 15 A, 10 kA, 1-Pole, Plug-On Mount, BD Breaker, Duplex, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_87_CAT.pdf
- TS PIK:
- 21493929
- Number of Poles:
- 1
- Current Rating:
- 15 A
- Voltage Rating:
- 120 VAC
- Country of Origin:
- Dominican Republic
MSRP $120.91Surplus $23.06 -
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Eaton BD1530 Miniature Circuit Breakers (MCBs) BD 1P 15A/30A 240V 50/60Hz 1Ph EA
MSRP $120.91Surplus $28.00Eaton BD1530 Miniature Circuit Breakers (MCBs) BD 1P 15A/30A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-1121 Brand: Eaton MPN: BD1530 UPC: 786676369152 Shipping Weight: 0.40 Shipping Height: 4.00...- SKU:
- C15-1121
- Series:
- BD
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Volts:
- 120 VAC
- Amps:
- 32 A
- Used On:
- Loadcenter
- Poles:
- 1
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Short Description:
- 120 VAC, 15/30 A, 10 kA, 1-Pole, Plug-On Mount, BD Breaker, Duplex, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_87_CAT.pdf
- Data Sheet:
- Eaton_54201_1_2_DATA.pdf
- Voltage Rating:
- 120 VAC
- Current Rating:
- 15/30 A
- Number of Poles:
- 1
- Country of Origin:
- Dominican Republic
MSRP $120.91Surplus $28.00 -
Eaton BQC215215 Miniature Circuit Breakers (MCBs)
MSRP $268.55Surplus $20.90SKU: C15-1160 Brand: Eaton MPN: BQC215215 UPC: 786676371834 Shipping Weight: 0.80 lbs. Shipping Height: 2.00 In. Shipping Length: 4.00 In. Shipping Width: 3.00 In...- SKU:
- C15-1160
- Series:
- BQC
- Type:
- Thermal Magnetic
- Type:
- Common Trip
- Approval:
- UL 489
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- BR Series Loadcenter
- Poles:
- 2
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 15 A, 10 kA, 2-Pole Outer/2-Pole Center, Plug-On Mount, BQC Breaker, Common Trip, Quadplex, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_89_CAT.pdf
- TS PIK:
- 21493983
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 15 A
- Mounting:
- Plug-On
- Country of Origin:
- Dominican Republic
MSRP $268.55Surplus $20.90 -
Eaton BQC220215 Miniature Circuit Breakers (MCBs) BR 2P 20A/15A 240V 50/60Hz 1Ph
MSRP $201.00Surplus $44.11Eaton BQC220215 Miniature Circuit Breakers (MCBs) BR 2P 20A/15A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1163 Brand: Eaton MPN: BQC220215 UPC: 786676006057 Shipping Weight: 0.75 lbs. Shipping...- SKU:
- C15-1163
- Series:
- BQC
- Type:
- Thermal Magnetic
- Type:
- Independent Trip
- Type:
- Quadplex
- Approval:
- UL 489
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- BR Series Loadcenter
- Poles:
- 2
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 20/15 A, 10 kA, 2-Pole Outer/2-Pole Center, Plug-On Mount, BQC Breaker, Common Trip, Quadplex, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_89_CAT.pdf
- Current Rating:
- 20/15 A
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 2
- Mounting:
- Plug-On
- Country of Origin:
- Dominican Republic
MSRP $201.00Surplus $44.11 -
Eaton BR150 Miniature Circuit Breakers (MCBs) 50A 120V EA
MSRP $45.38Surplus $10.16Eaton BR150 Miniature Circuit Breakers (MCBs) 50A 120V EA​ ARCA SKU: C15-1205 Brand: Eaton MPN: BR150 UPC: 78667636230 Shipping Weight: 0.30 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-1205
- Series:
- BR
- Type:
- Common Trip
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- BR Series Load Center
- Poles:
- 1
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Copper/Aluminum)
- Short Description:
- 120/240 VAC, 50 A, 10 kA, 1-Pole, Plug-On Mount, Common Trip
- Catalog:
- Eaton_36620_V1T1_84_CAT.pdf
- TS PIK:
- 21493851
- Current Rating:
- 50 A
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 1
- Country of Origin:
- Dominican Republic
MSRP $45.38Surplus $10.16 -
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Eaton BR3020 Miniature Circuit Breakers (MCBs) BR 1P 30A/20A 240V 50/60Hz 1Ph EA
MSRP $130.00Surplus $36.40Eaton BR3020 Miniature Circuit Breakers (MCBs) BR 1P 30A/20A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-1249 Brand: Eaton MPN: BR3020 UPC: 786676006750 Shipping Weight: 0.30 Shipping Height: 3.00...- SKU:
- C15-1249
- Series:
- BR
- Type:
- Molded Case
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Volts:
- 120 VAC
- Amps:
- 32 A
- Used On:
- BR Series Loadcenter
- Poles:
- 1
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Short Description:
- 120 VAC, 30/20 A, 10 kA, 1-Pole, Plug-On Mount, Duplex, Common Trip, Thermal Magnetic
- Data Sheet:
- Eaton_07831_1-5_DATA.pdf
- Installation/Operator:
- Eaton_00091_INST.pdf
- CAD Drawing:
- Eaton_41226_1_CAD.pdf
- Number of Poles:
- 1
- Voltage Rating:
- 120 VAC
- Current Rating:
- 30/20 A
- Country of Origin:
- Dominican Republic
MSRP $130.00Surplus $36.40 -
Eaton BRAFGF120 Miniature Circuit Breakers (MCBs) 1P 20A 240V EA
MSRP $445.00Surplus $113.22Eaton BRAFGF120 Miniature Circuit Breakers (MCBs) 1P 20A 240V EA​ ARCA SKU: C15-1278 Brand: Eaton MPN: BRAFGF120 UPC: 786670008736 Shipping Weight: 0.40 lbs. Shipping Height: 1.00 In...- SKU:
- C15-1278
- Approval:
- UL
- Amps:
- 20 A
- Interrupting Rating:
- 10 kA
- Poles:
- 1
- Size:
- 2.91 Inch Width x 0.99 Inch Depth x 3.28 Inch Height
- Terminal Type:
- Dual Purpose
- Volts:
- 120/240 VAC
- Short Description:
- 20 A, 1-Pole, 10 kA, Pigtail, Standard, Dual Purpose, Arc/Ground Fault Circuit Interrupter
- Current Rating:
- 20 A
- Voltage Rating:
- 120/240 VAC
- Type:
- Dual Purpose
- Catalog:
- Eaton_32684_2_CAT.pdf
- Country of Origin:
- United States
MSRP $445.00Surplus $113.22 -
Eaton BRF120 Miniature Circuit Breakers (MCBs) BR 1P 20A 240V 50/60Hz 1Ph EA
MSRP $179.00Surplus $45.68Eaton BRF120 Miniature Circuit Breakers (MCBs) BR 1P 20A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-2077 Brand: Eaton MPN: BRF120 UPC: 786685405315 Shipping Weight: 0.30 lbs. Shipping...- SKU:
- C15-2077
- Amps:
- 20 A
- Interrupting Rating:
- 10 kA
- Mounting:
- Plug-On
- Poles:
- 1
- Size:
- 2 Inch Width x 3 Inch Depth x 3 Inch Height
- Terminal Type:
- Thermal Magnetic
- Type:
- Quadplex
- Type:
- Common Trip
- Volts:
- 120/240 V
- Specification/Technical:
- Eaton_62201_1_SPEC.pdf
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 20 A
- Number of Poles:
- 1
- Short Description:
- EATON BR THERMAL MAGNETIC CIRCUIT BREAkER,TYPE BRF PLUG-ON FIRE ALARM CIRCUIT BR
- TS PIK:
- 124125308
- Series:
- BR
- Country of Origin:
- Dominican Republic
MSRP $179.00Surplus $45.68 -
Eaton BRH250 Miniature Circuit Breakers (MCBs) BR 2P 50A 240V 50/60Hz 1Ph EA
MSRP $197.29Surplus $67.51Eaton BRH250 Miniature Circuit Breakers (MCBs) BR 2P 50A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-1310 Brand: Eaton MPN: BRH250 UPC: 786676373708 Shipping Weight: 0.60 lbs. Shipping...- SKU:
- C15-1310
- 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, 50 A, 2-Pole, 22 kA, Plug-On Mount, Common Trip, Thermal Magnetic
- Catalog:
- Eaton_00001_V1T1_84_CAT.pdf
- TS PIK:
- 21494032
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 50 A
- Number of Poles:
- 2
- Country of Origin:
- Dominican Republic
MSRP $197.29Surplus $67.51 -
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Eaton BRHN115AF Miniature Circuit Breakers (MCBs) BR 1P 15A 120V 50/60Hz 1Ph
MSRP $673.00Surplus $9.15Eaton BRHN115AF Miniature Circuit Breakers (MCBs) BR 1P 15A 120V 50/60Hz 1Ph​ ARCA SKU: C15-3062 Brand: Eaton MPN: BRHN115AF UPC: 786689041076 Shipping Weight: 0.45 lbs. Shipping Height: 2...- SKU:
- C15-3062
- Type:
- Pigtail Neutral
- Approval:
- UL
- Size:
- 3.5 Inch Width x 6 Inch Depth x 1.25 Inch Height
- Volts:
- 120 VAC
- Amps:
- 32 A
- Used On:
- CPM/CPL/CBRPM/CBRPL Load Center
- Interrupting Rating:
- 22 kA
- Terminal Type:
- Plug-On
- Application:
- BR Load Center
- Wire Size:
- 14 to 8 AWG (Copper/Aluminum)
- Poles:
- 1
- Short Description:
- 120 VAC, 15 A, 1-Pole, 22 kA, Plug-On Mount, Pigtail Neutral
- Catalog:
- Eaton_00001_V1T1_50_CAT.pdf
- Voltage Rating:
- 120 VAC
- Current Rating:
- 15 A
- Mounting:
- Plug-On
- Number of Poles:
- 1
- Series:
- BR
- Country of Origin:
- Dominican Republic
MSRP $673.00Surplus $9.15
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