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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Eaton BR390ST Miniature Circuit Breakers (MCBs) BR 3P 90A 120/240V 50/60Hz 3Ph
MSRP $1,037.00Surplus $360.43Eaton BR390ST Miniature Circuit Breakers (MCBs) BR 3P 90A 120/240V 50/60Hz 3Ph​ ARCA SKU: C15-1271 Brand: Eaton MPN: BR390ST UPC: 786676003476 Shipping Weight: 1.30 lbs. Shipping...- SKU:
- C15-1271
- TS PIK:
- 115785821
MSRP $1,037.00Surplus $360.43 -
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Eaton BR3HT-10 Circuit Breaker Accessories Handle Tie 3P 10PK
MSRP $252.40Surplus $47.26Eaton BR3HT-10 Circuit Breaker Accessories Handle Tie 3P 10PK​ ARCA SKU: C15-2456 Brand: Eaton MPN: BR3HT-10 UPC: 786685348360 Shipping Weight: 0.15 lbs. Shipping Height: 1.00 In...- SKU:
- C15-2456
- Poles:
- 3
MSRP $252.40Surplus $47.26 -
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Eaton BR3RDF5M Circuit Breaker Accessories Loadcenter Deadfront Cover
MSRP $703.00Surplus $67.97Eaton BR3RDF5M Circuit Breaker Accessories Loadcenter Deadfront Cover​ ARCA SKU: C15-4835 Brand: Eaton MPN: BR3RDF5M UPC: 782116169139 Shipping Weight: 6.00 Shipping Height: 2.00 In...- SKU:
- C15-4835
- Series:
- BR
- Type:
- Deadfront with Interlock
- Approval:
- UL
- Mounting:
- Flush
- Short Description:
- Flush Mount
- Catalog:
- Eaton_36650_V1T1_65_CAT.pdf
MSRP $703.00Surplus $67.97 -
Eaton BR420 Miniature Circuit Breakers (MCBs) BR 2P 20A 240V 50/60Hz 1Ph EA
MSRP $250.00Surplus $75.81Eaton BR420 Miniature Circuit Breakers (MCBs) BR 2P 20A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-1272 Brand: Eaton MPN: BR420 UPC: 786676372152 Shipping Weight: 0.75 lbs. Shipping...- SKU:
- C15-1272
- Series:
- BR
- Type:
- Thermal Magnetic
- 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:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 15 to 20 A, 10 kA, 2-Pole, Plug-On Mount, Duplex, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_88_CAT.pdf
- TS PIK:
- 21493999
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 15/20 A
- Number of Poles:
- 2
- Country of Origin:
- Dominican Republic
MSRP $250.00Surplus $75.81 -
Eaton BR430 Miniature Circuit Breakers (MCBs) 2P 30A 240V EA
MSRP $264.01Surplus $70.85Eaton BR430 Miniature Circuit Breakers (MCBs) 2P 30A 240V EA​ ARCA SKU: C15-1273 Brand: Eaton MPN: BR430 UPC: 786676372206 Shipping Weight: 0.75 lbs. Shipping Height: 2.00 In...- SKU:
- C15-1273
- Series:
- BR
- Type:
- Thermal Magnetic
- Type:
- Common Trip
- Type:
- Quadplex
- Approval:
- UL 489
- Volts:
- 120 VAC
- Amps:
- 32 A
- Used On:
- BR Series Loadcenter
- Poles:
- 2
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Short Description:
- 120 VAC, 30 A, 10 kA, 2-Pole Outer/2-Pole Center, Plug-On Mount, Independent Trip, Duplex, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_88_CAT.pdf
- Current Rating:
- 30 A
- Number of Poles:
- 2
- Voltage Rating:
- 120 VAC
- Country of Origin:
- United States
MSRP $264.01Surplus $70.85 -
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Eaton BR5050 Miniature Circuit Breakers (MCBs) BR 2P 50A 120/240V 50/60Hz 1Ph
MSRP $152.00Surplus $48.99Eaton BR5050 Miniature Circuit Breakers (MCBs) BR 2P 50A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-3077 Brand: Eaton MPN: BR5050 UPC: 786676028424 Shipping Weight: 0.40 Shipping Height: 0.00 In...- SKU:
- C15-3077
- Approval:
- UL 489
- Amps:
- 50 A
- Interrupting Rating:
- 10 Kiloamp
- Poles:
- 2
- Size:
- 1 Inch Width x 3 Inch Depth x 3 Inch Height
- Terminal Type:
- Thermal Magnetic
- Type:
- Common Trip
- Type:
- Duplex
- Used On:
- BR Load Center
- Volts:
- 120/240 V
- Gauge:
- 14 to 4 AWG Copper/Aluminum
- Short Description:
- 0
- Series:
- 0
- Specification/Technical:
- Eaton_36198_1_SPEC.pdf
MSRP $152.00Surplus $48.99 -
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Eaton BRACAF115 Miniature Circuit Breakers (MCBs) BR 1P 15A 120/240V 50/60Hz 1Ph EA
MSRP $250.80Surplus $26.55Eaton BRACAF115 Miniature Circuit Breakers (MCBs) BR 1P 15A 120/240V 50/60Hz 1Ph EA​ ARCA SKU: C15-1274 Brand: Eaton MPN: BRACAF115 UPC: 786685514345 Shipping Weight: 0.45 lbs. Shipping...- SKU:
- C15-1274
- Amps:
- 15 A
- Interrupting Rating:
- 10 kA
- Mounting:
- Plug-On
- Poles:
- 1
- Size:
- 1 Inch W
- Terminal Used On:
- Loadcenter
- Volts:
- 120/240 VAC
- Gauge:
- 14 to 4 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 15 A, 10 kA, 1-Pole, Plug-On Mount, Diagnostic, Arc Fault Circuit Breaker
- Series:
- BR
- Installation/Operator:
- Eaton_00008_INST.pdf
- Catalog:
- Eaton_36651_V1T1_79_CAT.pdf
- Current Rating:
- 15 A
- Voltage Rating:
- 120/240 VAC
- Data Sheet:
- Eaton_36652_1-4_DATA.pdf
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Used On:
- Loadcenter
- Number of Poles:
- 1
- Country of Origin:
- Dominican Republic
MSRP $250.80Surplus $26.55 -
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Eaton BRACAF120 Miniature Circuit Breakers (MCBs) BR 1P 20A 240V 50/60Hz 1Ph
MSRP $404.00Surplus $64.04Eaton BRACAF120 Miniature Circuit Breakers (MCBs) BR 1P 20A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1275 Brand: Eaton MPN: BRACAF120 UPC: 786685514352 Shipping Weight: 0.50 Shipping Height: 3.00...- SKU:
- C15-1275
- Series:
- BR
- Type:
- Type T
- Size:
- 1 Inch W
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- Loadcenter
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Poles:
- 1
- Short Description:
- 120/240 VAC, 20 A, 10 kA, 1-Pole, Plug-On Mount, Diagnostic
- Catalog:
- Eaton_36651_V1T1_79_CAT.pdf
- Data Sheet:
- Eaton-Bussmann_00767_1_2_DATA.pdf
- Voltage Rating:
- 120/240 VAC
- Installation/Operator:
- Eaton_00008_INST.pdf
- Current Rating:
- 20 A
MSRP $404.00Surplus $64.04 -
Eaton BRAF115CS Miniature Circuit Breakers (MCBs) EA
MSRP $437.00Surplus $65.11SKU: C15-10994 Brand: Eaton MPN: BRAF115CS UPC: 786685571676 Shipping Weight: 0.45 lbs. Shipping Height: 2.00 In. Shipping Length: 5.00 In. Shipping Width: 8.00 In...- SKU:
- C15-10994
- TS PIK:
- 124763691
- Number of Poles:
- 1
MSRP $437.00Surplus $65.11 -
Eaton BRAF120CCS Miniature Circuit Breakers (MCBs) BR 1P 20A 120V 50/60Hz 1Ph
MSRP $460.00Surplus $62.82Eaton BRAF120CCS Miniature Circuit Breakers (MCBs) BR 1P 20A 120V 50/60Hz 1Ph​ ARCA SKU: C15-3667 Brand: Eaton MPN: BRAF120CCS UPC: 786685948850 Shipping Weight: 0.45 Shipping Height: 1.00...- SKU:
- C15-3667
- Series:
- BRC
- Volts:
- 120 V
- Amps:
- 20 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- TYPE BRC 1-INCH COMBINATION AFCI CIRCUIT BREAKER ARC FAULT, CANADA-ONLY
- Type:
- Arc Fault
- Number of Poles:
- 1
- Mounting:
- Plug-On
- Current Rating:
- 20 A
- Country of Origin:
- Dominican Republic
MSRP $460.00Surplus $62.82 -
Eaton BRAFGF115 Miniature Circuit Breakers (MCBs) 1P 15A 240V EA
MSRP $447.00Surplus $31.38Eaton BRAFGF115 Miniature Circuit Breakers (MCBs) 1P 15A 240V EA​ ARCA SKU: C15-1276 Brand: Eaton MPN: BRAFGF115 UPC: 786670008729 Shipping Weight: 0.45 lbs. Shipping Height: 1.00 In...- SKU:
- C15-1276
- Series:
- BR
- Volts:
- 240 V
- Amps:
- 15 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Type:
- Arc & Ground Fault
- Number of Poles:
- 1
- Mounting:
- Plug-On
- Current Rating:
- 15 A
MSRP $447.00Surplus $31.38 -
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Eaton BRAFGF115CCS Miniature Circuit Breakers (MCBs) BR 1P 15A 120/240V 50/60Hz 1Ph
MSRP $426.15Surplus $110.00Eaton BRAFGF115CCS Miniature Circuit Breakers (MCBs) BR 1P 15A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-1785 Brand: Eaton MPN: BRAFGF115CCS UPC: Shipping Weight: 0.50 Shipping Height: 2.00 In...- SKU:
- C15-1785
- Series:
- BR
- Volts:
- 120/240 V
- Amps:
- 15 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
MSRP $426.15Surplus $110.00 -
Eaton BRAFGF115CS Miniature Circuit Breakers (MCBs)
MSRP $283.20Surplus $67.24SKU: C15-1277 Brand: Eaton MPN: BRAFGF115CS UPC: 786670009085 Shipping Weight: 0.50 lbs. Shipping Height: 2.00 In. Shipping Length: 8.00 In. Shipping Width: 5.00 In...- SKU:
- C15-1277
MSRP $283.20Surplus $67.24 -
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Eaton BRAFGF120C Miniature Circuit Breakers (MCBs) BR 1P 20A 120V 50/60Hz 1Ph EA Canada Only
MSRP $340.00Surplus $74.71Eaton BRAFGF120C Miniature Circuit Breakers (MCBs) BR 1P 20A 120V 50/60Hz 1Ph EA Canada Only​ ARCA SKU: C15-2514 Brand: Eaton MPN: BRAFGF120C UPC: 786670008897 Shipping Weight: 0.45 lbs...- SKU:
- C15-2514
- Series:
- BR
- Volts:
- 120 V
- Amps:
- 20 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- TYPE BR COMPACT 1@ DUAL FUNCTION AFCI/GFCI
- TS PIK:
- 127254167
- Type:
- Arc & Ground Fault
- Number of Poles:
- 1
- Mounting:
- Plug-On
- Current Rating:
- 20 A
MSRP $340.00Surplus $74.71 -
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Eaton BRAFGF120CCS Miniature Circuit Breakers (MCBs) BR 1P 20A 120/240V 50/60Hz 1Ph
MSRP $426.15Surplus $110.86Eaton BRAFGF120CCS Miniature Circuit Breakers (MCBs) BR 1P 20A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-1796 Brand: Eaton MPN: BRAFGF120CCS UPC: Shipping Weight: 0.55 Shipping Height: 2.00 In...- SKU:
- C15-1796
- Series:
- BR
- Volts:
- 120/240 V
- Amps:
- 20 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
MSRP $426.15Surplus $110.86 -
Eaton BRAFGF120CS Miniature Circuit Breakers (MCBs) BR 1P 20A 120V 50/60Hz 1Ph EA
MSRP $283.20Surplus $49.96Eaton BRAFGF120CS Miniature Circuit Breakers (MCBs) BR 1P 20A 120V 50/60Hz 1Ph EA​ ARCA SKU: C15-2415 Brand: Eaton MPN: BRAFGF120CS UPC: 786670009108 Shipping Weight: 0.50 Shipping...- SKU:
- C15-2415
- Short Description:
- EATON BR ARC FAULT / GROUND FAULT CIRCUIT BREAKER
- UOM:
- EA
- Poles:
- 1
- Volts:
- 120 V
- Amps:
- 20 A
- Number of Phases:
- 1
- Type:
- Arc & Ground Fault
- Series:
- BR
- Box Quantity:
- 1
- Number of Poles:
- 1
- Mounting:
- Plug-On
- Current Rating:
- 20 A
- Country of Origin:
- Dominican Republic
MSRP $283.20Surplus $49.96 -
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Eaton BRAFGF120QN Miniature Circuit Breakers (MCBs) BR 1P 20A 120V 50/60Hz 1Ph
MSRP $471.41Surplus $113.59Eaton BRAFGF120QN Miniature Circuit Breakers (MCBs) BR 1P 20A 120V 50/60Hz 1Ph​ ARCA SKU: C15-3374 Brand: Eaton MPN: BRAFGF120QN UPC: 786670008934 Shipping Weight: 0.45 Shipping Height: 1...- SKU:
- C15-3374
- Approval:
- UL 489/943/1699/1998
- Amps:
- 20 A
- Interrupting Rating:
- 10 kA
- Poles:
- 1
- Size:
- 2.91 Inch Width x 0.9 Inch Depth x 3.28 Inch Height
- Terminal Trip Sensitivity:
- 0
- Type:
- Standard
- Volts:
- 10 V
- Gauge:
- 0
- Current Rating:
- 20 A
- Voltage Rating:
- 10 V
- Number of Poles:
- 1
- Data Sheet:
- Eaton_32574_1-3_DATA.pdf
- Short Description:
- EATON BR ARC FAULT / GROUND FAULT CIRCUIT BREAKER
MSRP $471.41Surplus $113.59 -
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Eaton BRC115AF Miniature Circuit Breakers (MCBs) BR 1P 15A 240V 50/60Hz 1Ph
MSRP $580.00Surplus $88.40Eaton BRC115AF Miniature Circuit Breakers (MCBs) BR 1P 15A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1279 Brand: Eaton MPN: BRC115AF UPC: 782116049103 Shipping Weight: 0.45 Shipping Height: 2.00 In...- SKU:
- C15-1279
- Series:
- BR
- Size:
- 1 Inch W
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Poles:
- 1
- Short Description:
- 120/240 VAC, 15 A, 10 kA, 1-Pole, Clip Line Terminal, Plug-In Mount, Common Trip
- Installation/Operator:
- IdealIndustries-IDEALElectrical_00044_INST.pdf
- Manufacturer Warranty:
- IdealIndustries-IDEALElectrical_00010_WARR.pdf
- Data Sheet:
- Eaton_40736_1_DATA.pdf
- Current Rating:
- 15 A
- Voltage Rating:
- 120/240 VAC
MSRP $580.00Surplus $88.40 -
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Eaton BRC115AFCS Miniature Circuit Breakers (MCBs) BR 1P 15A 120V 50/60Hz 1Ph
MSRP $415.00Surplus $110.96Eaton BRC115AFCS Miniature Circuit Breakers (MCBs) BR 1P 15A 120V 50/60Hz 1Ph​ ARCA SKU: C15-2544 Brand: Eaton MPN: BRC115AFCS UPC: 782116016150 Shipping Weight: 2.00 Shipping Height: 1.00...- SKU:
- C15-2544
- Series:
- BRC
- Volts:
- 120 V
- Amps:
- 15 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- TYPE BRC 1-INCH COMBINATION AFCI CIRCUIT BREAKER
MSRP $415.00Surplus $110.96 -
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Eaton BRC115CAFA Miniature Circuit Breakers (MCBs) BR 1P 15A 240V 50/60Hz 1Ph
MSRP $368.19Surplus $88.05Eaton BRC115CAFA Miniature Circuit Breakers (MCBs) BR 1P 15A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1280 Brand: Eaton MPN: BRC115CAFA UPC: Shipping Weight: 0.95 Shipping Height: 2.00 In...- SKU:
- C15-1280
- Series:
- BR
- Volts:
- 240 V
- Amps:
- 15 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
MSRP $368.19Surplus $88.05
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