
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
- Product
- Qty in Cart
- Price
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Eaton BAB1015V Miniature Circuit Breakers (MCBs) BA 1P 15A 240V 50/60Hz 1Ph EA
MSRP $92.00Surplus $36.16Eaton BAB1015V Miniature Circuit Breakers (MCBs) BA 1P 15A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-1016 Brand: Eaton MPN: BAB1015V UPC: 786679839645 Shipping Weight: 0.25 lbs. Shipping...- SKU:
- C15-1016
- Type:
- Thermal Magnetic
- Type:
- Non-Interchangeable Trip
- Approval:
- UL
- Approval:
- CSA
- Size:
- 3.5 Inch Length x 1 Inch Width x 3.5 Inch Height
- Volts:
- 120/240 V
- Amps:
- 32 A
- Poles:
- 1
- Interrupting Rating:
- 10 kA
- Short Description:
- 120/240 VAC, 15 A, 10 kA, 1-Pole, Bolt-On Mount, BAB Frame, Non-Interchangeable Trip Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_3_V4T1_11_V4T1_12_CAT.pdf
- TS PIK:
- 107007334
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 15 A
- Number of Poles:
- 1
MSRP $92.00Surplus $36.16 -
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Eaton BAB1020D Miniature Circuit Breakers (MCBs) BAB 1P 20A 240V 50/60Hz 1Ph
MSRP $78.00Surplus $38.15Eaton BAB1020D Miniature Circuit Breakers (MCBs) BAB 1P 20A 240V 50/60Hz 1Ph​ ARCA SKU: C15-2743 Brand: Eaton MPN: BAB1020D UPC: 786679153130 Shipping Weight: 0.30 Shipping Height: 1.00 In...- SKU:
- C15-2743
- Series:
- Quicklag
- Volts:
- 240 V
- Amps:
- 20 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON QUICKLAG INDUSTRIAL THERMAL-MAGNETIC CIRCUIT BREAKER, 20A, BAB TYPE, 10 KA
MSRP $78.00Surplus $38.15 -
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Eaton BAB1020G Miniature Circuit Breakers (MCBs) BAB 1P 20A 120/240V 50/60Hz 1Ph
MSRP $61.00Surplus $13.55Eaton BAB1020G Miniature Circuit Breakers (MCBs) BAB 1P 20A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-1510 Brand: Eaton MPN: BAB1020G UPC: Shipping Weight: 0.35 Shipping Height: 1.00 In...- SKU:
- C15-1510
- Series:
- Quicklag
- Volts:
- 120/240 V
- Amps:
- 20 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
MSRP $61.00Surplus $13.55 -
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Eaton BAB1020H08 Miniature Circuit Breakers (MCBs) BA 1P 20A 120/240V 50/60Hz 1Ph
MSRP $50.50Surplus $18.18Eaton BAB1020H08 Miniature Circuit Breakers (MCBs) BA 1P 20A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-1018 Brand: Eaton MPN: BAB1020H08 UPC: Shipping Weight: 0.20 lbs. Shipping Height: 2...- SKU:
- C15-1018
MSRP $50.50Surplus $18.18 -
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Eaton BAB1020S1 Miniature Circuit Breakers (MCBs) BA 1P 20A 240V 50/60Hz 1Ph
MSRP $440.00Surplus $202.24SKU: C15-1020 Brand: Eaton MPN: BAB1020S1 UPC: 786679368282 Shipping Weight: 0.51 lbs. Shipping Height: 3.50 In. Shipping Length: 3.50 In. Shipping Width: 3.50 In...- SKU:
- C15-1020
- Approval:
- UL 489
- Approval:
- CSA
- Amps:
- 20 A
- Interrupting Rating:
- 10000 Amp at 120/240 Volt AC
- Interrupting Rating:
- 5000 Amp at 24 to 48 Volt DC
- Mounting:
- Bolt-On
- Poles:
- 1
- Size:
- 3.5 Inch Width x 3.5 Inch Depth x 3.5 Inch Height
- Terminal Type:
- Ring/Spade Lug
- Type:
- Thermal Magnetic
- Type:
- Non-Interchangeable Trip
- Type:
- Miniature
- Used On:
- 0
- Volts:
- 120/240 VAC
- Volts:
- 24/48/62.5 VDC
- Gauge:
- 14 to 4 AWG Copper/Aluminum (Standard Load)
- Short Description:
- 0
- Series:
- 0
MSRP $440.00Surplus $202.24 -
Eaton BAB1020V Miniature Circuit Breakers (MCBs) BAB 1P 20A 240V 50/60Hz 1Ph EA
MSRP $89.00Surplus $13.23Eaton BAB1020V Miniature Circuit Breakers (MCBs) BAB 1P 20A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-1021 Brand: Eaton MPN: BAB1020V UPC: 786679839669 Shipping Weight: 0.25 lbs. Shipping...- SKU:
- C15-1021
- Approval:
- UL 489
- Approval:
- CSA
- Amps:
- 20 A
- Interrupting Rating:
- 10 kA at 120/240 VAC
- Interrupting Rating:
- 5 kA at 24 to 48 Volt DC
- Mounting:
- Bolt-On
- Poles:
- 1
- Size:
- 1.3 Inch Width x 3.9 Inch Depth x 4.7 Inch Height
- Terminal Type:
- Steel Box Lug Standard Load
- Type:
- Thermal Magnetic
- Type:
- Non-Interchangeable Trip
- Type:
- Miniature
- Volts:
- 120/240 VAC
- Volts:
- 24/48/62.5 VDC
- Gauge:
- 14 to 4 AWG
- Number of Poles:
- 1
- Current Rating:
- 20 A
- Voltage Rating:
- 120/240 VAC
- Catalog:
- Eaton_03771_V4T1_3-V4T1_46_CAT.pdf
- Wire Size:
- 14 to 4 AWG Copper/Aluminum (Standard Load)
- Short Description:
- EATON BAB THERMAL MAGNETIC CIRCUIT BREAKER,QUICKLAG INDUSTRIAL THERMAL-MAGNETIC
- TS PIK:
- 107007335
MSRP $89.00Surplus $13.23 -
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Eaton BAB1030G Miniature Circuit Breakers (MCBs) BAB 1P 30A 240V 50/60Hz 1Ph
MSRP $65.00Surplus $11.69Eaton BAB1030G Miniature Circuit Breakers (MCBs) BAB 1P 30A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1782 Brand: Eaton MPN: BAB1030G UPC: Shipping Weight: 0.35 Shipping Height: 2.00 In. Shipping...- SKU:
- C15-1782
- Series:
- BAB
- Volts:
- 240 V
- Amps:
- 30 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Number of Poles:
- 1
MSRP $65.00Surplus $11.69 -
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Eaton BAB1030H08 Miniature Circuit Breakers (MCBs) BA 1P 30A 120V 50/60Hz 1Ph
MSRP $195.00Surplus $38.94Eaton BAB1030H08 Miniature Circuit Breakers (MCBs) BA 1P 30A 120V 50/60Hz 1Ph​ ARCA SKU: C15-4272 Brand: Eaton MPN: BAB1030H08 UPC: Shipping Weight: 0.25 lbs. Shipping Height: 2.00 In...- SKU:
- C15-4272
- Series:
- Quicklag
- Volts:
- 120 V
- Amps:
- 30 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
MSRP $195.00Surplus $38.94 -
Eaton BAB1030V Miniature Circuit Breakers (MCBs) EA
MSRP $142.44Surplus $36.27Eaton BAB1030V Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-11024 Brand: Eaton MPN: BAB1030V UPC: Shipping Weight: 0.25 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-11024
- Number of Poles:
- 1
MSRP $142.44Surplus $36.27 -
Eaton BAB1035 Miniature Circuit Breakers (MCBs) 1P 35A 240V EA
MSRP $70.00Surplus $28.04Eaton BAB1035 Miniature Circuit Breakers (MCBs) 1P 35A 240V EA​ ARCA SKU: C15-1025 Brand: Eaton MPN: BAB1035 UPC: 78667930135 Shipping Weight: 0.30 lbs. Shipping Height: 1.00 In...- SKU:
- C15-1025
- Series:
- BAB
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10000 A at 120/240 VAC
- Interrupting Rating:
- 5000 A at 24 to 48 VDC
- Interrupting Rating:
- 3800 A at 62.5 VDC
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Box Lug Load Terminal
- Wire Size:
- 14 to 4 AWG Aluminum/Copper (Load)
- Short Description:
- 120/240 VAC, 35 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
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 35 A
- Number of Poles:
- 1
- TS PIK:
- 21508670
- Country of Origin:
- Dominican Republic
MSRP $70.00Surplus $28.04 -
Eaton BAB1040 Miniature Circuit Breakers (MCBs) 1P 40A 120V EA
MSRP $68.42Surplus $6.79Eaton BAB1040 Miniature Circuit Breakers (MCBs) 1P 40A 120V EA​ ARCA SKU: C15-1026 Brand: Eaton MPN: BAB1040 UPC: 78667930140 Shipping Weight: 0.30 lbs. Shipping Height: 1.00 In...- SKU:
- C15-1026
- Series:
- BAB
- Type:
- Thermal Magnetic
- Type:
- Non-Interchangeable Trip
- Type:
- Miniature
- Approval:
- UL 489
- Approval:
- CSA
- Size:
- 1.2 Inch Width x 3.6 Inch Depth x 4.8 Inch Height
- Volts:
- 120/240 VAC
- Volts:
- 24/48/62.5 VDC
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10000 A at 120/240 VAC
- Interrupting Rating:
- 5000 A at 24 to 48 Volt DC
- Terminal Type:
- Steel Box Lug Standard Load
- Wire Size:
- 14 to 4 AWG Copper/Aluminum (Standard Load)
- Short Description:
- 120/240 VAC, 40 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
- Number of Poles:
- 1
- Current Rating:
- 40 A
- Voltage Rating:
- 120/240 VAC
- TS PIK:
- 21508671
- Country of Origin:
- Dominican Republic
MSRP $68.42Surplus $6.79 -
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Eaton BAB1045V Miniature Circuit Breakers (MCBs) BA 1P 45A 120/240V 50/60Hz 1Ph
MSRP $74.50Surplus $37.32Eaton BAB1045V Miniature Circuit Breakers (MCBs) BA 1P 45A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-1028 Brand: Eaton MPN: BAB1045V UPC: 786679368763 Shipping Weight: 0.30 lbs. Shipping...- SKU:
- C15-1028
MSRP $74.50Surplus $37.32 -
Eaton BAB1050 Miniature Circuit Breakers (MCBs) 1P 50A 120V EA
MSRP $68.42Surplus $15.47Eaton BAB1050 Miniature Circuit Breakers (MCBs) 1P 50A 120V EA​ ARCA SKU: C15-1029 Brand: Eaton MPN: BAB1050 UPC: 78667930150 Shipping Weight: 0.30 lbs. Shipping Height: 1.00 In...- SKU:
- C15-1029
- Series:
- BAB
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10000 A at 120/240 VAC
- Interrupting Rating:
- 5000 A at 24 to 48 VDC
- Interrupting Rating:
- 3800 A at 62.5 VDC
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Box Lug Load Terminal
- Wire Size:
- 14 to 4 AWG Aluminum/Copper (Load)
- Short Description:
- 120/240 VAC, 50 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
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 1
- Current Rating:
- 50 A
- Country of Origin:
- Dominican Republic
MSRP $68.42Surplus $15.47 -
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Eaton BAB1050V Miniature Circuit Breakers (MCBs) BA 1P 50A 120/240V 50/60Hz 1Ph
MSRP $87.50Surplus $42.22Eaton BAB1050V Miniature Circuit Breakers (MCBs) BA 1P 50A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-1030 Brand: Eaton MPN: BAB1050V UPC: 786679029770 Shipping Weight: 0.50 lbs. Shipping...- SKU:
- C15-1030
MSRP $87.50Surplus $42.22 -
Eaton BAB1060 Miniature Circuit Breakers (MCBs) BAB 1P 60A 240V 50/60Hz 1Ph
MSRP $59.50Surplus $22.52Eaton BAB1060 Miniature Circuit Breakers (MCBs) BAB 1P 60A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1031 Brand: Eaton MPN: BAB1060 UPC: 786679301609 Shipping Weight: 0.30 Shipping Height: 3.00 In...- SKU:
- C15-1031
- Series:
- BAB
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10000 A at 120/240 VAC
- Interrupting Rating:
- 5000 A at 24 to 48 VDC
- Interrupting Rating:
- 2500 A at 62.5 VDC
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Box Lug Load Terminal
- Wire Size:
- 8 to 1/0 AWG (Aluminum/Copper
- Wire Size:
- Load)
- Short Description:
- 120/240 VAC, 60 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
- Country of Origin:
- Dominican Republic
- Current Rating:
- 60 A
- Number of Poles:
- 1
- Voltage Rating:
- 120/240 VAC
MSRP $59.50Surplus $22.52 -
Eaton BAB1070 Miniature Circuit Breakers (MCBs) BA 1P 70A 240V 50/60Hz 1Ph
MSRP $125.00Surplus $23.18Eaton BAB1070 Miniature Circuit Breakers (MCBs) BA 1P 70A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1032 Brand: Eaton MPN: BAB1070 UPC: 786679301708 Shipping Weight: 0.30 Shipping Height: 1.00 In...- SKU:
- C15-1032
- Series:
- BAB
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10000 A at 120/240 VAC
- Interrupting Rating:
- 5000 A at 24 to 48 VDC
- Interrupting Rating:
- 2500 A at 62.5 VDC
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Box Lug Load Terminal
- Wire Size:
- 8 to 1/0 AWG (Aluminum/Copper
- Wire Size:
- Load)
- Short Description:
- 120/240 VAC, 70 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
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 70 A
- Number of Poles:
- 1
- Country of Origin:
- Dominican Republic
MSRP $125.00Surplus $23.18 -
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Eaton BAB1070V Miniature Circuit Breakers (MCBs) BA 1P 70A 120V 50/60Hz 1Ph
MSRP $146.00Surplus $57.64Eaton BAB1070V Miniature Circuit Breakers (MCBs) BA 1P 70A 120V 50/60Hz 1Ph​ ARCA SKU: C15-2902 Brand: Eaton MPN: BAB1070V UPC: 786679369166 Shipping Weight: 0.35 Shipping Height: 3.00 In...- SKU:
- C15-2902
- Series:
- Quicklag
- Volts:
- 120 V
- Amps:
- 70 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- QUICKLAG INDUSTRIAL THERMAL-MAGNETIC CIRCUIT BREAKER, 50 C CALIBRATED, 70A, BOLT
MSRP $146.00Surplus $57.64 -
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Eaton BAB1080 Miniature Circuit Breakers (MCBs) BA 1P 80A 240V 50/60Hz 1Ph
MSRP $260.00Surplus $107.08Eaton BAB1080 Miniature Circuit Breakers (MCBs) BA 1P 80A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3758 Brand: Eaton MPN: BAB1080 UPC: 782114991138 Shipping Weight: 0.30 Shipping Height: 1.00 In...- SKU:
- C15-3758
- Approval:
- UL 489
- Approval:
- CSA
- Amps:
- 80 A
- Interrupting Rating:
- 10000 Amp at 120/240 Volt AC
- Interrupting Rating:
- 5000 Amp at 24 to 48 Volt DC
- Mounting:
- Bolt-On
- Poles:
- 1
- Size:
- 0
- Terminal Type:
- Steel Box Lug Standard Load
- Type:
- Thermal Magnetic
- Type:
- Non-Interchangeable Trip
- Type:
- Miniature
- Used On:
- 0
- Volts:
- 120/240 VAC
- Volts:
- 24/48/62.5 VDC
- Gauge:
- 8 to 1/0 AWG Copper/Aluminum (Standard Load)
- Short Description:
- 0
- Series:
- 0
MSRP $260.00Surplus $107.08 -
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Eaton BAB1100 Miniature Circuit Breakers (MCBs) BA 1P 100A 120/240V 50/60Hz 1Ph
MSRP $205.00Surplus $114.30Eaton BAB1100 Miniature Circuit Breakers (MCBs) BA 1P 100A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-1033 Brand: Eaton MPN: BAB1100 UPC: 786679660041 Shipping Weight: 0.35 lbs. Shipping...- SKU:
- C15-1033
MSRP $205.00Surplus $114.30 -
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Eaton BAB2010 Miniature Circuit Breakers (MCBs) BA 2P 10A 120/240V 50/60Hz 1Ph
MSRP $137.00Surplus $62.85Eaton BAB2010 Miniature Circuit Breakers (MCBs) BA 2P 10A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-1034 Brand: Eaton MPN: BAB2010 UPC: 786679152409 Shipping Weight: 0.60 lbs. Shipping...- SKU:
- C15-1034
MSRP $137.00Surplus $62.85
Disclaimer: ARCA Supply is not an authorized distributor, reseller or representative of any manufacturer, brand or product listed. All product names, trademarks, brands and logos are the property of their respective owners. The depiction, description or sale of products featuring these names, trademarks, brands and logos is for identification purposes only and is not intended to indicate any affiliation with or authorization by any rights holder. All items sold by ARCA Supply are covered under ARCA Supply's warranty and not the manufacturer warranty.