
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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Contact Us For Quote
Eaton BAB2020 Miniature Circuit Breakers (MCBs) EA
MSRP $204.32Surplus $58.52Eaton BAB2020 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-11016 Brand: Eaton MPN: BAB2020 UPC: Shipping Weight: 0.55 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-11016
- TS PIK:
- 21508679
- Type:
- Thermal Magnetic
- Voltage Rating:
- 120/240 VAC
- Terminal Type:
- Bolt-On
- Short Description:
- 2" x 2.906" x 2.906", 120/240 VAC, 20 A, 10000 A Interrupt, 2-Pole, Bolt-On, Thermal Magnetic, Circuit Breaker
- Number of Poles:
- 2
- Current Rating:
- 20 A
- Catalog:
- EatonCorp_00004_V4T1_12_CAT.pdf
- Series:
- BAB
- Size:
- 2 Inch Width x 2.906 Inch Depth x 2.906 Inch Height
- Interrupting Rating:
- 10000 A
- Mounting:
- Bolt-On
MSRP $204.32Surplus $58.52 -
Eaton BAB1020S Miniature Circuit Breakers (MCBs) BA 1P 20A 240V 50/60Hz 1Ph EA
MSRP $439.24Surplus $107.13SKU: C15-1019 Brand: Eaton MPN: BAB1020S UPC: 786679509609 Shipping Weight: 0.65 lbs. Shipping Height: 4.00 In. Shipping Length: 4.00 In. Shipping Width: 3.00 In...- SKU:
- C15-1019
- Series:
- BAB
- Type:
- Thermal Magnetic
- Approval:
- UL
- Approval:
- CSA
- Size:
- 3.9 Inch Length x 2.2 Inch Width x 4.8 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Box Lug Load Terminal
- Wire Size:
- 14 to 4 AWG Load (Copper/Aluminum)
- Short Description:
- 120/240 VAC, 20 A, 10 kA, 1-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Shunt Trip, Thermal Magnetic
- Catalog:
- Eaton_21247_4_9_CAT.pdf
- TS PIK:
- 107004130
- Country of Origin:
- Dominican Republic
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 1
- Current Rating:
- 20 A
MSRP $439.24Surplus $107.13 -
Eaton BAB2020H Miniature Circuit Breakers (MCBs) BAB 2P 20A 240V 50/60Hz 1Ph EA
MSRP $410.00Surplus $77.04Eaton BAB2020H Miniature Circuit Breakers (MCBs) BAB 2P 20A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-1042 Brand: Eaton MPN: BAB2020H UPC: 786679302231 Shipping Weight: 0.65 lbs. Shipping...- SKU:
- C15-1042
- Series:
- BAB
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 240 VAC
- Amps:
- 32 A
- Poles:
- 2
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10000 A at 120/240 VAC
- Interrupting Rating:
- 5000 A at 24 to 48/62.5/80 VDC
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Box Lug Load Terminal
- Wire Size:
- 14 to 4 AWG Aluminum/Copper (Load)
- Short Description:
- 240 VAC, 20 A, 10 kA, 2-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:
- 21508681
- Current Rating:
- 20 A
- Voltage Rating:
- 240 VAC
- Number of Poles:
- 2
- Country of Origin:
- Dominican Republic
MSRP $410.00Surplus $77.04 -
Eaton BAB3020HS Miniature Circuit Breakers (MCBs) BA 3P 20A 120/240V 50/60Hz 3Ph EA
MSRP $860.84Surplus $138.44SKU: C15-1083 Brand: Eaton MPN: BAB3020HS UPC: 786679509647 Shipping Weight: 1.25 lbs. Shipping Height: 3.50 In. Shipping Length: 4.00 In. Shipping Width: 3.70 In...- SKU:
- C15-1083
- TS PIK:
- 107004134
- Catalog:
- Eaton_03771_V4T1_11_V4T1_12_V4T1_45_CAT.pdf
- Type:
- Thermal Magnetic
- Short Description:
- 240 VAC, 20 A, 10 kA, 3-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Shunt Trip, Thermal Magnetic, Miniature, Circuit Breaker
- Voltage Rating:
- 240 VAC
- Interrupting Rating:
- 10000 A at 240 VAC
- Series:
- BAB
- Mounting:
- Bolt-On
- Terminal Type:
- Extended Tang Line Terminal, Box Lug Load Terminal
- Number of Poles:
- 3
- Wire Size:
- 14 to 4 AWG Aluminum/Copper (Load)
- Current Rating:
- 20 A
- Country of Origin:
- Dominican Republic
- Approval:
- UL 489, CSA
MSRP $860.84Surplus $138.44 -
Eaton BAB3020C Miniature Circuit Breakers (MCBs) BA 3P 20A 120V 50/60Hz 3Ph EA
MSRP $317.84Surplus $63.32Eaton BAB3020C Miniature Circuit Breakers (MCBs) BA 3P 20A 120V 50/60Hz 3Ph EA​ ARCA SKU: C15-1081 Brand: Eaton MPN: BAB3020C UPC: 786679304334 Shipping Weight: 0.85 lbs. Shipping...- SKU:
- C15-1081
- Approval:
- UL 489
- Approval:
- CSA
- Amps:
- 20 A
- Interrupting Rating:
- 10000 A at 120/240 VAC
- Interrupting Rating:
- 5000 Ampere at 24 to 48/62.5/80 VDC
- Mounting:
- Bolt-On
- Poles:
- 2
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Box Lug Load Terminal
- Type:
- Thermal Magnetic
- Volts:
- 120/240 VAC
- Gauge:
- 14 to 4 AWG Aluminum/Copper (Load)
- Short Description:
- 120/240 VAC, 20 A, 10 kA, 2-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature, FDC Circuit Breaker
- Series:
- BAB
- Specification/Technical:
- Eaton_05419_1_2_SPEC.pdf
- TS PIK:
- 21508740
- Wire Size:
- 14 to 4 AWG Aluminum/Copper (Load)
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 20 A
- Number of Poles:
- 2
- Catalog:
- Eaton_03771_V4T1_39_CAT.pdf
- Country of Origin:
- Dominican Republic
MSRP $317.84Surplus $63.32 -
Eaton BAB3020H Miniature Circuit Breakers (MCBs) 3P 20A 120V EA
MSRP $462.43Surplus $84.00Eaton BAB3020H Miniature Circuit Breakers (MCBs) 3P 20A 120V EA​ ARCA SKU: C15-1082 Brand: Eaton MPN: BAB3020H UPC: 786679303207 Shipping Weight: 1.00 lbs. Shipping Height: 3.00 In...- SKU:
- C15-1082
- Series:
- BAB
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- 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:
- 14 to 4 AWG Copper/Aluminum (Load)
- Short Description:
- 240 VAC, 20 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:
- 21508706
- Voltage Rating:
- 240 VAC
- Current Rating:
- 20 A
- Number of Poles:
- 3
- Country of Origin:
- Dominican Republic
MSRP $462.43Surplus $84.00 -
Eaton BAB2020S Miniature Circuit Breakers (MCBs) BAB 2P 20A 240V 50/60Hz 1Ph EA
MSRP $470.00Surplus $180.60SKU: C15-1044 Brand: Eaton MPN: BAB2020S UPC: 786679509616 Shipping Weight: 0.85 lbs. Shipping Height: 3.00 In. Shipping Length: 3.00 In. Shipping Width: 3.00 In...- SKU:
- C15-1044
- Series:
- BAB
- Type:
- Thermal Magnetic
- Approval:
- UL
- Approval:
- CSA
- Size:
- 3.8 Inch Length x 3.2 Inch Width x 4.9 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 2
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Box Lug Load Terminal
- Wire Size:
- 14 to 4 AWG Load (Copper/Aluminum)
- Short Description:
- 120/240 VAC, 20 A, 10 kA, 2-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Shunt Trip, Thermal Magnetic
- Catalog:
- Eaton_21247_4_9_CAT.pdf
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 2
- Current Rating:
- 20 A
- TS PIK:
- 107004131
- Country of Origin:
- Dominican Republic
MSRP $470.00Surplus $180.60 -
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Crouse-Hinds BAB3020H Miniature Circuit Breakers (MCBs) 3P 20A
MSRP $462.43Surplus $148.96Crouse-Hinds BAB3020H Miniature Circuit Breakers (MCBs) 3P 20A​ ARCA SKU: C15-5643 Brand: Crouse-Hinds MPN: BAB3020H UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In...- SKU:
- C15-5643
- TS PIK:
- 21508706
- Short Description:
- 240 VAC, 20 A, 10 kA, 3-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature, Circuit Breaker
- Series:
- BAB
- Terminal Type:
- Extended Tang Line, Box Lug Load
- Catalog:
- Eaton_03771_V4T1_3_V4T1_11_V4T1_12_CAT.pdf
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10 kA at 240 VAC
- Current Rating:
- 20 A
- Voltage Rating:
- 240 VAC
- Wire Size:
- 14 to 4 AWG Copper/Aluminum (Load)
- Type:
- Thermal Magnetic
- Number of Poles:
- 3
MSRP $462.43Surplus $148.96 -
Contact Us For Quote
Eaton BAB2020C Miniature Circuit Breakers (MCBs) BAB 2P 20A 240V 50/60Hz 1Ph EA
MSRP $185.00Surplus $168.00Eaton BAB2020C Miniature Circuit Breakers (MCBs) BAB 2P 20A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-1041 Brand: Eaton MPN: BAB2020C UPC: 786679302224 Shipping Weight: 0.55 lbs. Shipping...- SKU:
- C15-1041
- 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, 20 A, 10 kA, 1-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_39_V4T1_40_CAT.pdf
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 20 A
- Number of Poles:
- 1
- TS PIK:
- 21508680
MSRP $185.00Surplus $168.00 -
Contact Us For Quote
Westinghouse BAB2020 Miniature Circuit Breakers (MCBs) EA
MSRP $151.20Surplus $58.52Westinghouse BAB2020 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-9426 Brand: Westinghouse MPN: BAB2020 UPC: Shipping Weight: 0.55 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-9426
- TS PIK:
- 21508679
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
- Type:
- Thermal Magnetic
- Size:
- 2 Inch Width x 2.906 Inch Depth x 2.906 Inch Height
- Short Description:
- 2" x 2.906" x 2.906", 120/240 VAC, 20 A at 40 Deg C, 10000 A Interrupt, 2-Pole, Bolt-On, Thermal Magnetic, Circuit Breaker
- Series:
- BAB
- Interrupting Rating:
- 10000 A
- Current Rating:
- 20 A
- Catalog:
- EatonCorp_00004_V4T1_12_CAT.pdf
- Terminal Type:
- Bolt-On
- Mounting:
- Bolt-On
- Country of Origin:
- Dominican Republic
- Approval:
- UL, CSA
MSRP $151.20Surplus $58.52
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.