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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Square D QOB2100 Miniature Circuit Breakers (MCBs) 2P 100A 120V EA
MSRP $256.31Surplus $69.00Square D QOB2100 Miniature Circuit Breakers (MCBs) 2P 100A 120V EA​ ARCA SKU: C15-6597 Brand: Square D MPN: QOB2100 UPC: 78590101968 Shipping Weight: 0.75 lbs. Shipping Height: 2.00...- SKU:
- C15-6597
- TS PIK:
- 111080227
- Data Sheet:
- SchneiderElectric_21287_1_2_DATA.pdf
- Series:
- QOB
- Interrupting Rating:
- 10 kA at 120/240 VAC, 5 kA at 48 VDC
- Installation/Operator:
- SchneiderElectric-SquareD_02166_INST.pdf
- Number of Poles:
- 2
- Current Rating:
- 100 A
- Short Description:
- 120/240 VAC 50/60 Hz, 48 VDC, 100 A, 10 kA, 2-Pole, Q-Frame, BC Phase, Bolt-On Mount, Box Lug Terminal, Miniature, Standard, Panelboard Circuit Breaker
- Type:
- Miniature, Standard
- Catalog:
- SchneiderElectric-SquareD_32357_9_16_CAT.pdf
- Voltage Rating:
- 120/240 VAC
- Used On:
- NQ Panelboard
- Country of Origin:
- Mexico
- Approval:
- UL, CSA
- Installation:
- Bolt-On
MSRP $256.31Surplus $69.00 -
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Square D QOB2125 Miniature Circuit Breakers (MCBs)
MSRP $541.08Surplus $188.86Square D QOB2125 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6390 Brand: Square D MPN: QOB2125 UPC: 78590103111 Shipping Weight: 0.75 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-6390
- TS PIK:
- 121751170
- Data Sheet:
- SchneiderElectric_21292_1_2_DATA.pdf
- Number of Poles:
- 2
- Series:
- QOB
- Installation/Operator:
- SchneiderElectric-SquareD_01265_INST.pdf
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 125 A
- Used On:
- NQ Panelboard
- Type:
- Miniature, Standard
- Interrupting Rating:
- 10 kA at 120/240 VAC, 5 kA at 48 VDC
- Short Description:
- 120/240 VAC 50/60 Hz, 48 VDC, 125 A, 10 kA, 2-Pole, Q-Frame, Bolt-On Mount, Box Lug Terminal, Miniature, Standard, Panelboard Circuit Breaker
- Catalog:
- SchneiderElectric-SquareD_32357_9_16_CAT.pdf
- Country of Origin:
- Mexico
- Installation:
- Bolt-On
- Approval:
- UL, CSA
MSRP $541.08Surplus $188.86 -
Square D QOB2125VH Miniature Circuit Breakers (MCBs)
MSRP $1,198.80Surplus $478.80Square D QOB2125VH Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6466 Brand: Square D MPN: QOB2125VH UPC: 78590112065 Shipping Weight: 0.75 lbs. Shipping Height: 2.00 In...- SKU:
- C15-6466
- TS PIK:
- 21032611
- Short Description:
- 240 VAC 50/60 Hz, 125 A, 22 kA, 2-Pole, Q-Frame, Bolt-On Mount, Box Lug Terminal, Miniature, Standard, Panelboard Circuit Breaker
- Installation/Operator:
- SchneiderElectric-SquareD_02167_INST.pdf
- Catalog:
- SchneiderElectric-SquareD_32357_9_16_CAT.pdf
- Interrupting Rating:
- 22 kA at 240 VAC
- Used On:
- NQ Panelboard
- Data Sheet:
- SchneiderElectric_21294_1_2_DATA.pdf
- Current Rating:
- 125 A
- Voltage Rating:
- 240 VAC 50/60 Hertz
- Number of Poles:
- 2
- Type:
- Miniature, Standard
- Series:
- QOB-VH
- Country of Origin:
- Mexico
- Approval:
- UL, CSA
- Installation:
- Bolt-On
MSRP $1,198.80Surplus $478.80 -
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Square D QOB260VH1021 Miniature Circuit Breakers (MCBs)
MSRP $360.00Surplus $532.00Square D QOB260VH1021 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6555 Brand: Square D MPN: QOB260VH1021 UPC: 78590127217 Shipping Weight: 1.00 lbs. Shipping Height: 3.00 In...- SKU:
- C15-6555
- TS PIK:
- 109594868
- Series:
- QOB
- Interrupting Rating:
- 22 kA at 120/240 V AC
- Voltage Rating:
- 120/240 V AC 50/60 Hertz
- Number of Poles:
- 2
- Approval:
- UL, CSA
- Type:
- Miniature
- Short Description:
- 120/240 VAC 50/60 Hz, 60 A, 22 kA, 2-Pole, Q-Frame, Bolt-On Mount, Box Lug Terminal, Miniature, Panelboard Circuit Breaker with 120/208/240 VAC Shunt Trip Package
- Used On:
- NQ Panelboard
- Data Sheet:
- SchneiderElectric_11114_1_2_DATA.pdf
- Current Rating:
- 60 A
- Installation:
- Bolt-On
- Installation/Operator:
- SchneiderElectric_00595_INST.pdf
- Catalog:
- SchneiderElectric-Telemecanique_00033_1_15_9_21_CAT.pdf
MSRP $360.00Surplus $532.00 -
Square D QOB280 Miniature Circuit Breakers (MCBs)
MSRP $256.31Surplus $63.00Square D QOB280 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6599 Brand: Square D MPN: QOB280 UPC: 78590101970 Shipping Weight: 0.75 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-6599
- TS PIK:
- 115138208
- Voltage Rating:
- 120/240 VAC 50/60 Hertz, 48 VDC
- Series:
- QOB
- Current Rating:
- 80 A
- Type:
- Miniature, Standard
- Interrupting Rating:
- 10 kA at 120/240 VAC, 5 kA at 48 VDC
- Catalog:
- SchneiderElectric-SquareD_32357_9_16_CAT.pdf
- Number of Poles:
- 2
- Used On:
- NQ Panelboard
- Installation/Operator:
- SchneiderElectric-SquareD_02166_INST.pdf
- Short Description:
- 120/240 VAC 50/60 Hz, 48 VDC, 80 A, 10 kA, 2-Pole, Q-Frame, Bolt-On Mount, Box Lug Terminal, Miniature, Standard, Panelboard Circuit Breaker
- Data Sheet:
- SchneiderElectric_21351_1_2_DATA.pdf
- Country of Origin:
- Mexico
- Approval:
- UL, CSA
- Installation:
- Bolt-On
MSRP $256.31Surplus $63.00 -
Westinghouse HQP2030 Miniature Circuit Breakers (MCBs) 2P 30A 120V
MSRP $163.78Surplus $62.80Westinghouse HQP2030 Miniature Circuit Breakers (MCBs) 2P 30A 120V​ ARCA SKU: C15-2817 Brand: Westinghouse MPN: HQP2030 UPC: 78667934400 Shipping Weight: 0.55 lbs. Shipping Height: 2...- SKU:
- C15-2817
- Series:
- HQP
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 2
- Mounting:
- Plug-On
- Interrupting Rating:
- 10000 A at 120/240 VAC
- Interrupting Rating:
- 5000 A at 24 to 48/62.5/80 VDC
- Terminal Type:
- Plug-On
- Wire Size:
- 14 to 4 AWG Aluminum/Copper (Load)
- Short Description:
- 120/240 VAC, 30 A, 10 kA, 2-Pole, Female Clip Terminal, Plug-On Mount, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_5_V4T1_6_CAT.pdf
- TS PIK:
- 21509591
- Current Rating:
- 30 A
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 2
- Country of Origin:
- Dominican Republic
MSRP $163.78Surplus $62.80 -
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ABB S202-K4A Other Circuit Breakers
MSRP $50.00Surplus $21.92ABB S202-K4A Other Circuit Breakers​ ARCA SKU: C15-11343 Brand: ABB MPN: S202-K4A UPC: Shipping Weight: 0.60 lbs. Shipping Height: 3.00 In. Shipping Length: 4.00 In...- SKU:
- C15-11343
- Number of Poles:
- 2
- Short Description:
- 2-pole miniature circuit breaker, 4A, type K trip curve, 240V AC, DIN rail mount
- Country of Origin:
- Germany
MSRP $50.00Surplus $21.92 -
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ABB S271-K8A Other Circuit Breakers
MSRP $75.00Surplus $24.07ABB S271-K8A Other Circuit Breakers​ ARCA SKU: C15-11340 Brand: ABB MPN: S271-K8A UPC: Shipping Weight: 0.25 lbs. Shipping Height: 3.00 In. Shipping Length: 5.00 In...- SKU:
- C15-11340
- Short Description:
- 2-pole miniature circuit breaker, 8A, type K trip curve, 240V AC, DIN rail mount.
- Country of Origin:
- Germany
- Number of Poles:
- 2
MSRP $75.00Surplus $24.07 -
ABB ST202M-D2A Other Circuit Breakers
MSRP $75.00Surplus $6.09ABB ST202M-D2A Other Circuit Breakers​ ARCA SKU: C15-11356 Brand: ABB MPN: ST202M-D2A UPC: 4016779033718 Shipping Weight: 0.50 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-11356
- TS PIK:
- 127583076
- Number of Poles:
- 2
- Country of Origin:
- Switzerland
- Short Description:
- 2-pole miniature circuit breaker, 2A, type D trip curve, 480Y/277V AC, DIN rail mount.
MSRP $75.00Surplus $6.09 -
Challenger A2030 Miniature Circuit Breakers (MCBs)
MSRP $100.00Surplus $25.69Challenger A2030 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-8843 Brand: Challenger MPN: A2030 UPC: Shipping Weight: 0.50 lbs. Shipping Height: 5.00 In. Shipping...- SKU:
- C15-8843
- Number of Poles:
- 2
MSRP $100.00Surplus $25.69 -
Challenger C220 Miniature Circuit Breakers (MCBs)
MSRP $22.53Surplus $23.38Challenger C220 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-5785 Brand: Challenger MPN: C220 UPC: Shipping Weight: 2.00 lbs. Shipping Height: 5.00 In. Shipping...- SKU:
- C15-5785
- Number of Poles:
- 2
MSRP $22.53Surplus $23.38 -
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Challenger C230 Miniature Circuit Breakers (MCBs) 2P 30A 50/60Hz 3Ph EA
MSRP $100.00Surplus $31.69Challenger C230 Miniature Circuit Breakers (MCBs) 2P 30A 50/60Hz 3Ph EA​ ARCA SKU: C15-8210 Brand: Challenger MPN: C230 UPC: 08593795794 Shipping Weight: 1.30 lbs. Shipping Height: 5...- SKU:
- C15-8210
- Size:
- 12.3 Inch x 9.3 Inch x 16.4 Inch
- Short Description:
- 1-Ply Capacity, Towel Dispenser (1 per Pack)
- Type:
- Electronic Hybrid Roll
- Number of Poles:
- 2
- Country of Origin:
- USA
MSRP $100.00Surplus $31.69 -
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Challenger C260 Miniature Circuit Breakers (MCBs)
MSRP $11.64Surplus $4.19Challenger C260 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-5787 Brand: Challenger MPN: C260 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-5787
- Number of Poles:
- 2
MSRP $11.64Surplus $4.19 -
Challenger HAGF215 Miniature Circuit Breakers (MCBs)
MSRP $1,500.00Surplus $451.75SKU: C15-8850 Brand: Challenger MPN: HAGF215 UPC: Shipping Weight: 0.85 lbs. Shipping Height: 3.00 In. Shipping Length: 6.00 In. Shipping Width: 5.00 In. Product...- SKU:
- C15-8850
- Number of Poles:
- 2
MSRP $1,500.00Surplus $451.75 -
Challenger HOM230GFI Miniature Circuit Breakers (MCBs)
MSRP $351.88Surplus $153.35SKU: C15-4867 Brand: Challenger MPN: HOM230GFI UPC: 78590130323 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-4867
- Catalog:
- SchneiderElectric_00257_1_20_7_23_CAT.pdf
- Type:
- Common Trip
- Interrupting Rating:
- 10 kA
- Size:
- 2 Inch Width x 2.98 Inch Depth x 3.13 Inch Height
- Number of Poles:
- 2
- Data Sheet:
- SchneiderElectric-SquareD_13450_1_2_DATA.pdf
- Mounting:
- Plug-On
- Wire Size:
- 12 to 4 AWG (Aluminum), 14 to 6 AWG (Copper)
- Current Rating:
- 30 A
- Installation/Operator:
- SchneiderElectric-SquareD_00207_INST.pdf
- Terminal Type:
- Screw ClA
- Used On:
- Load Center
- Voltage Rating:
- 120/240 VAC
- Short Description:
- 120/240 VAC, 30 A, 10 kA Interrupt, 2-Pole, 12 to 4 AWG Aluminum, 14 to 6 AWG Copper, Plug-On Mount, Screw ClA Terminal, Miniature Circuit Breaker
- Country of Origin:
- United States
- TS PIK:
- 115293875
- Trip Sensitivity:
- 6 MilliA
- Approval:
- UL
MSRP $351.88Surplus $153.35 -
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Connecticut Electric UBIP2100 Other Circuit Breakers EA
MSRP $150.42Surplus $54.15Connecticut Electric UBIP2100 Other Circuit Breakers EA​ ARCA SKU: C15-11009 Brand: Connecticut Electric MPN: UBIP2100 UPC: 9492503113 Shipping Weight: 0.65 lbs. Shipping Height: 2...- SKU:
- C15-11009
- TS PIK:
- 117075092
- Type:
- Renewal
- Mounting:
- Bolt-On
- Current Rating:
- 100 A
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
- Size:
- 1.5 Inch W x 3.81 Inch D x 3.53 Inch H
- Interrupting Rating:
- 10 kA
- Catalog:
- CONCUTE00019_4.pdf
MSRP $150.42Surplus $54.15 -
Crouse Hinds CCV2100 Miniature Circuit Breakers (MCBs)
MSRP $1,396.00Surplus $371.07SKU: C15-8018 Brand: Crouse Hinds MPN: CCV2100 UPC: 78668536833 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-8018
- TS PIK:
- 123986986
- Short Description:
- 240 VAC, 100 A, 10 kA, 2-Pole, Lug Screw Terminal, Bolt-On Mount, Thermal Magnetic, Main Tenant, Enclosed Circuit Breaker
- Type:
- Thermal Magnetic, Main
- Voltage Rating:
- 120/240 VAC
- Interrupting Rating:
- 10 kA
- Size:
- 7.7 Inch Length x 4.5 Inch Width x 5.4 Inch Height
- Series:
- CCV
- Used On:
- ECC Unit Enclosure
- Wire Size:
- 2/0 AWG to 300 KCMIL (Copper/Aluminum)
- Number of Poles:
- 2
- Terminal Type:
- Lug
- Mounting:
- Bolt-On
- Catalog:
- Eaton_36620_V1T1_101_CAT.pdf
- Current Rating:
- 100 A
- Approval:
- UL, CSA C22.2
- Country of Origin:
- United States
MSRP $1,396.00Surplus $371.07 -
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Crouse-Hinds BAB2025 Miniature Circuit Breakers (MCBs) 2P 25A 120/240V
MSRP $155.60Surplus $66.50Crouse-Hinds BAB2025 Miniature Circuit Breakers (MCBs) 2P 25A 120/240V​ ARCA SKU: C15-5631 Brand: Crouse-Hinds MPN: BAB2025 UPC: 78667930225 Shipping Weight: 0.00 lbs. Shipping...- SKU:
- C15-5631
- TS PIK:
- 21508683
- Series:
- Type BAB
- Voltage Rating:
- 120/240 VAC
- Terminal Type:
- Extended Tang Line Terminal, Box Lug Load Terminal
- Type:
- Thermal Magnetic
- Current Rating:
- 25 A
- Mounting:
- Bolt-On
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper, Load)
- Short Description:
- 120/240 VAC, 25 A, 10 kA, 2-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature, Circuit Breaker
- Catalog:
- Eaton_03771_V4T1_11_V4T1_12_V4T1_46_CAT.pdf
- Interrupting Rating:
- 10000 A at 120/240 VAC, 5000 A at 24 to 48/62.5/80 VDC
- Number of Poles:
- 2
MSRP $155.60Surplus $66.50 -
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Crouse-Hinds BAB2030S Shunt Trips 120V
MSRP $519.81Surplus $93.57Crouse-Hinds BAB2030S Shunt Trips 120V​ ARCA SKU: A13-1381 Brand: Crouse-Hinds MPN: BAB2030S UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0...- SKU:
- A13-1381
- TS PIK:
- 107004132
- Type:
- Thermal Magnetic
- Short Description:
- 120/240 VAC, 30 A, 10 kA, 2-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Shunt Trip, Thermal Magnetic, Circuit Breaker
- Terminal Type:
- Extended Tang Line Terminal, Box Lug Load Terminal
- Voltage Rating:
- 120/240 VAC
- Catalog:
- Eaton_21247_4_9_CAT.pdf
- Mounting:
- Bolt-On
- Number of Poles:
- 2
- Wire Size:
- 14 to 4 AWG Aluminum/Copper (Load)
- Interrupting Rating:
- 10000 A at 120/240 VAC, 5000 A at 24 to 48/62.5/80 VDC
- Series:
- BAB
- Current Rating:
- 30 A
MSRP $519.81Surplus $93.57 -
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Crouse-Hinds BAB2035 Miniature Circuit Breakers (MCBs)
MSRP $155.60Surplus $56.90Crouse-Hinds BAB2035 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-7906 Brand: Crouse-Hinds MPN: BAB2035 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-7906
- TS PIK:
- 21508686
- Terminal Type:
- Extended Tang Line Terminal, Box Lug Load Terminal
- Type:
- Thermal Magnetic
- Short Description:
- 120/240 VAC, 35 A, 10 kA, 2-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature, Circuit Breaker
- Series:
- BAB
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 35 A
- Number of Poles:
- 2
- Catalog:
- Eaton_03771_V4T1_11_V4T1_12_V4T1_46_CAT.pdf
- Interrupting Rating:
- 10 kA
- Mounting:
- Bolt-On
- Wire Size:
- 14 to 4 AWG Load (Copper/Aluminum)
- Size:
- 3.8 Inch Length x 2.3 Inch Width x 4.8 Inch Height
MSRP $155.60Surplus $56.90
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.
