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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Siemens B220H00S01 Miniature Circuit Breakers (MCBs)
MSRP $769.00Surplus $100.43SKU: C15-8753 Brand: Siemens MPN: B220H00S01 UPC: 78364326875 Shipping Weight: 1.15 lbs. Shipping Height: 4.00 In. Shipping Length: 6.00 In. Shipping Width: 5.00 In...- SKU:
- C15-8753
- TS PIK:
- 115270821
- Interrupting Rating:
- 22 kA at 120/240 VAC
- Data Sheet:
- SiemensAG_09761_1_2_DATA.pdf
- Used On:
- Panelboard
- Catalog:
- SiemensAG_00916_5_19_CAT.pdf
- Number of Poles:
- 2
- Short Description:
- 120/240 VAC, 20 A at 40 Deg C, 22 kA, 2-Pole, Panelboard Mount, Bolt-On, Molded Case Circuit Breaker with Insta-Wire and 120 VAC Shunt Trip
- Current Rating:
- 20 A
- Type:
- Molded Case
- Voltage Rating:
- 120/240 VAC
- Country of Origin:
- Mexico
MSRP $769.00Surplus $100.43 -
Siemens B220HH Miniature Circuit Breakers (MCBs) B 2P 20A 120/240VAC
MSRP $470.00Surplus $193.05SKU: C15-1008 Brand: Siemens MPN: B220HH UPC: 783643264144 Shipping Weight: 0.66 lbs. Shipping Height: 2.00 In. Shipping Length: 3.00 In. Shipping Width: 3.00 In...- SKU:
- C15-1008
- TS PIK:
- 115410531
- Type:
- Molded Case, Thermal and Fixed Magnetic, Branch, Common Trip
- Used On:
- P1/P2/P3/P4/P5 Panelboard
- Interrupting Rating:
- 65 kA at 120/240 VAC (UL)
- Short Description:
- 120/240 VAC, 20 A, 65 kA, 2-Pole, Bolt-On Mount, Molded Case, Branch, Common Trip, Thermal Magnetic, Panelboard Circuit Breaker
- Voltage Rating:
- 120/240 VAC (UL)
- Catalog:
- SiemensAG_00876_5_18_5_19_CAT.pdf
- Current Rating:
- 20 A
- Number of Poles:
- 2
- Country of Origin:
- Mexico
MSRP $470.00Surplus $193.05 -
Siemens B22500S01 Miniature Circuit Breakers (MCBs) 120V
MSRP $590.00Surplus $160.23Siemens B22500S01 Miniature Circuit Breakers (MCBs) 120V​ ARCA SKU: A13-1397 Brand: Siemens MPN: B22500S01 UPC: 78364308929 Shipping Weight: 1.20 lbs. Shipping Height: 4.00 In...- SKU:
- A13-1397
- TS PIK:
- 122814278
- Short Description:
- BREAKER 25A 2P 120/240V 10K BL 120V SHNT
- Number of Poles:
- 2
- Country of Origin:
- Mexico
MSRP $590.00Surplus $160.23 -
Siemens B225H Miniature Circuit Breakers (MCBs) B 2P 25A 120/240VAC
MSRP $256.00Surplus $126.35Siemens B225H Miniature Circuit Breakers (MCBs) B 2P 25A 120/240VAC​ ARCA SKU: C15-1009 Brand: Siemens MPN: B225H UPC: 783643000919 Shipping Weight: 0.70 Shipping Height: 2.00 In. Shipping...- SKU:
- C15-1009
- Type:
- Molded Case
- Type:
- Branch
- Type:
- Common Trip
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- P1 Panelboard
- Poles:
- 2
- Interrupting Rating:
- 22 kA
- Application:
- Electrical Distribution
- Installation:
- Bolt-On
- Short Description:
- 120/240 VAC, 25 A, 22 kA, 2-Pole, Bolt-On Mount, Molded Case, Common Trip, Thermal Magnetic Trip Unit, Branch
- Catalog:
- SiemensAG_00564_7_29_CAT.pdf
- Data Sheet:
- SiemensAG_05197_1_DATA.pdf
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Country of Origin:
- Mexico
MSRP $256.00Surplus $126.35 -
Siemens B23000S01 Miniature Circuit Breakers (MCBs) B 2P 30A 120/240V 50/60Hz 1Ph EA
MSRP $291.00Surplus $154.28SKU: C15-4911 Brand: Siemens MPN: B23000S01 UPC: 783643268364 Shipping Weight: 1.20 lbs. Shipping Height: 4.00 In. Shipping Length: 6.00 In. Shipping Width: 5.00 In...- SKU:
- C15-4911
- Type:
- Molded Case
- Type:
- Thermal and Fixed Magnetic
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Volts:
- 120/240 VAC at 50/60 Hz (UL)
- Amps:
- 32 A
- Used On:
- P1/P2/P3/P4/P5 Panelboard
- Poles:
- 2
- Interrupting Rating:
- 10 kA at 120/240 VAC (UL)
- Application:
- Lighting
- Application:
- Distribution
- Installation:
- Bolt-On
- Short Description:
- 120/240 VAC, 30 A, 10 kA, 2-Pole, Bolt-On Mount, Molded Case, Shunt Trip, Thermal Magnetic Trip Unit
- Catalog:
- SiemensAG_00564_7_29_CAT.pdf
- Data Sheet:
- SiemensAG_05198_1_DATA.pdf
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC at 50/60 Hz (UL)
- Current Rating:
- 30 A
- Country of Origin:
- Mexico
MSRP $291.00Surplus $154.28 -
Siemens B230H Miniature Circuit Breakers (MCBs)
MSRP $370.00Surplus $61.34Siemens B230H Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6113 Brand: Siemens MPN: B230H UPC: 78364326391 Shipping Weight: 0.66 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-6113
- Data Sheet:
- SiemensAG_01602_1_DATA.pdf
- Catalog:
- SiemensAG_00876_5_18_5_19_CAT.pdf
- Used On:
- P1 Panelboard
- Interrupting Rating:
- 22 kA
- Type:
- Molded Case, Branch, Common Trip, Thermal Magnetic
- Number of Poles:
- 2
- Short Description:
- 120/240 VAC, 30 A, 22 kA, 2-Pole, Bolt-On Mount, Molded Case, Branch, Common Trip, Thermal Magnetic, Panelboard Circuit Breaker
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 30 A
- Country of Origin:
- Mexico
MSRP $370.00Surplus $61.34 -
Siemens B230HH Miniature Circuit Breakers (MCBs) Type BL 2P 30A 120V 50/60Hz
MSRP $470.00Surplus $140.98SKU: C15-1459 Brand: Siemens MPN: B230HH UPC: 783643264151 Shipping Weight: 0.66 lbs. Shipping Height: 2.00 In. Shipping Length: 4.00 In. Shipping Width: 3.00 In...- SKU:
- C15-1459
- Type:
- Molded Case
- Type:
- Branch
- Type:
- Common Trip
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- P1 Panelboard
- Poles:
- 2
- Interrupting Rating:
- 65 kA
- Application:
- Electrical Distribution
- Installation:
- Bolt-On
- Short Description:
- 120/240 VAC, 30 A, 65 kA, 2-Pole, Bolt-On Mount, Molded Case, Common Trip, Thermal Magnetic Trip Unit, Branch
- Catalog:
- SiemensAG_00564_7_29_CAT.pdf
- Data Sheet:
- SiemensAG_05199_1_DATA.pdf
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Current Rating:
- 30 A
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 2
- Country of Origin:
- Mexico
MSRP $470.00Surplus $140.98 -
Contact Us For Quote
Siemens B235H Miniature Circuit Breakers (MCBs)
MSRP $370.00Surplus $133.82Siemens B235H Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6240 Brand: Siemens MPN: B235H UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-6240
- TS PIK:
- 21366692
- Short Description:
- 120/240 VAC, 35 A, 22 kA, 2-Pole, Bolt-On Mount, Molded Case, Common Trip, Branch, Panelboard Circuit Breaker
- Type:
- Branch
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Used On:
- P1/P2/P3/P4/P5 Series Panelboard
- Catalog:
- SiemensAG_00564_7_29_CAT.pdf
- Data Sheet:
- SiemensAG_05203_1_DATA.pdf
- Voltage Rating:
- 120/240 VAC at 50/60 Hz
- Number of Poles:
- 2
- Interrupting Rating:
- 22 kA
- Current Rating:
- 35 A
- Country of Origin:
- Mexico
MSRP $370.00Surplus $133.82 -
Siemens B235HH Miniature Circuit Breakers (MCBs) EA
MSRP $700.00Surplus $240.21SKU: C15-10313 Brand: Siemens MPN: B235HH UPC: 78364308912 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10313
- TS PIK:
- 115750103
- Type:
- Branch
- Voltage Rating:
- 120/240 VAC at 50/60 Hz
- Short Description:
- 120/240 VAC, 35 A, 65 kA, 2-Pole, Bolt-On Mount, Molded Case, Common Trip, Thermal Magnetic Trip Unit, Branch, Panelboard Circuit Breaker
- Number of Poles:
- 2
- Catalog:
- SiemensAG_00564_7_29_CAT.pdf
- Data Sheet:
- SiemensAG_05204_1_DATA.pdf
- Current Rating:
- 35 A
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Interrupting Rating:
- 65 kA
- Used On:
- P1/P2/P3/P4/P5 Series Panelboard
- Country of Origin:
- Mexico
MSRP $700.00Surplus $240.21 -
Siemens B240 Miniature Circuit Breakers (MCBs)
MSRP $190.00Surplus $33.51Siemens B240 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6074 Brand: Siemens MPN: B240 UPC: Shipping Weight: 0.65 lbs. Shipping Height: 2.00 In. Shipping Length: 4...- SKU:
- C15-6074
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Current Rating:
- 40 A
- Short Description:
- 120/240 VAC, 40 A, 10 kA, 2-Pole, Bolt-On Mount, Molded Case, Common Trip, Branch, Panelboard Circuit Breaker
- Type:
- Molded Case, Branch, Common Trip
- Used On:
- P1 Panelboard
- Data Sheet:
- SiemensAG_05205_1_DATA.pdf
- Catalog:
- SiemensAG_00564_7_29_CAT.pdf
- Interrupting Rating:
- 10 kA
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 2
- Country of Origin:
- Mexico
MSRP $190.00Surplus $33.51 -
Siemens B24000S01 Miniature Circuit Breakers (MCBs) 2P 40A
MSRP $590.00Surplus $90.59Siemens B24000S01 Miniature Circuit Breakers (MCBs) 2P 40A​ ARCA SKU: C15-6340 Brand: Siemens MPN: B24000S01 UPC: 78364326838 Shipping Weight: 120.00 lbs. Shipping Height: 4.00 In...- SKU:
- C15-6340
- TS PIK:
- 110613255
- Data Sheet:
- SiemensAG_05206_1_DATA.pdf
- Interrupting Rating:
- 10 kA at 120/240 VAC (UL)
- Short Description:
- 120/240 VAC, 40 A, 10 kA, 2-Pole, Bolt-On Mount, Molded Case, Shunt Trip, Panelboard Circuit Breaker
- Catalog:
- SiemensAG_00564_7_29_CAT.pdf
- Number of Poles:
- 2
- Current Rating:
- 40 A
- Type:
- Molded Case, Thermal and Fixed Magnetic
- Voltage Rating:
- 120/240 VAC
- Used On:
- P1/P2/P3/P4/P5 Panelboard
- Country of Origin:
- Mexico
MSRP $590.00Surplus $90.59 -
Siemens B245HH Miniature Circuit Breakers (MCBs) Type BL 2P 45A 120V 50/60Hz
MSRP $576.00Surplus $160.93SKU: C15-1461 Brand: Siemens MPN: B245HH UPC: 783643512887 Shipping Weight: 0.72 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-1461
- Application:
- Lighting
- Application:
- Distribution
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Amps:
- 45 A
- Installation:
- Bolt-On
- Interrupting Rating:
- 65 kA at 120/240 VAC
- Poles:
- 2
- Trip Setting:
- 0
- Type:
- Molded Case
- Used On:
- Panelboard
- Volts:
- 120/240 VAC
- Data Sheet:
- SiemensAG_09773_1_2_DATA.pdf
- Installation/Operator:
- SiemensAG_00053_INST.pdf
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
- Catalog:
- SiemensAG_01829_5_21_10_16_CAT.pdf
- Current Rating:
- 45 A
- Short Description:
- BREAKER 45A 2P 120/240V 65K HBL
- Country of Origin:
- Mexico
MSRP $576.00Surplus $160.93 -
Contact Us For Quote
Siemens B250 Molded Case Breakers (MCCBs)
MSRP $202.00Surplus $85.28SKU: C15-11428 Brand: Siemens MPN: B250 UPC: 78364326359 Shipping Weight: 0.65 lbs. Shipping Height: 2.00 In. Shipping Length: 3.00 In. Shipping Width: 3.00 In...- SKU:
- C15-11428
- Type:
- Molded Case, Branch, Common Trip
- Current Rating:
- 50 A
- Interrupting Rating:
- 10 kA
- Number of Poles:
- 2
- Data Sheet:
- SiemensAG_01509_1_DATA.pdf
- Voltage Rating:
- 120/240 VAC
- Short Description:
- 120/240 VAC 50/60 Hz, 50 A, 10 kA, 2-Pole, BL Frame, Bolt-On, Molded Case, Thermal and Fixed Magnetic Trip, Common Trip, Panelboard Circuit Breaker
- Catalog:
- SiemensAG_01502_5_8_5_19_10_14_CAT.pdf
MSRP $202.00Surplus $85.28 -
Siemens B25000S01 Miniature Circuit Breakers (MCBs) B 2P 50A 120/240V 50/60Hz 1Ph
MSRP $403.00Surplus $154.28Siemens B25000S01 Miniature Circuit Breakers (MCBs) B 2P 50A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-2967 Brand: Siemens MPN: B25000S01 UPC: 783643268401 Shipping Weight: 1.05 lbs. Shipping...- SKU:
- C15-2967
- Type:
- Molded Case
- Type:
- Thermal and Fixed Magnetic
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Volts:
- 120/240 VAC at 50/60 Hz (UL)
- Amps:
- 32 A
- Used On:
- P1/P2/P3/P4/P5 Panelboard
- Poles:
- 2
- Interrupting Rating:
- 10 kA at 120/240 VAC (UL)
- Application:
- Lighting
- Application:
- Distribution
- Installation:
- Bolt-On
- Short Description:
- 120 VAC, 50 A, 10 kA, 2-Pole, Bolt-On Mount, Molded Case, Shunt Trip
- Catalog:
- SiemensAG_00564_7_29_CAT.pdf
- Data Sheet:
- SiemensAG_05212_1_DATA.pdf
- Voltage Rating:
- 120/240 VAC at 50/60 Hz (UL)
- Current Rating:
- 50 A
- Number of Poles:
- 2
MSRP $403.00Surplus $154.28 -
Contact Us For Quote
Siemens B250R Miniature Circuit Breakers (MCBs) B 2P 50A 120/240V 50/60Hz 1Ph
MSRP $340.00Surplus $136.56Siemens B250R Miniature Circuit Breakers (MCBs) B 2P 50A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-3317 Brand: Siemens MPN: B250R UPC: 783643270138 Shipping Weight: 0.65 Shipping Height: 2.00 In...- SKU:
- C15-3317
- Type:
- Molded Case
- Type:
- Thermal and Fixed Magnetic
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Volts:
- 240 VAC at 50/60 Hz (UL)
- Amps:
- 32 A
- Used On:
- P1/P2/P3/P4/P5 Panelboard
- Poles:
- 2
- Interrupting Rating:
- 10 kA at 240 VAC (UL)
- Application:
- Lighting
- Application:
- Distribution
- Installation:
- Bolt-On
- Short Description:
- 240 VAC, 50 A, 10 kA, 2-Pole, Bolt-On Mount, Molded Case, Common Trip, Branch
- Catalog:
- SiemensAG_00564_7_29_CAT.pdf
- Data Sheet:
- SiemensAG_05215_1_DATA.pdf
- Installation/Operator:
- SiemensAG_00215_INST.pdf
MSRP $340.00Surplus $136.56 -
Siemens B260 Miniature Circuit Breakers (MCBs) 2P 60A
MSRP $190.00Surplus $32.73Siemens B260 Miniature Circuit Breakers (MCBs) 2P 60A​ ARCA SKU: C15-6211 Brand: Siemens MPN: B260 UPC: 78364326360 Shipping Weight: 0.65 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-6211
- TS PIK:
- 21366767
- Interrupting Rating:
- 10 kA
- Catalog:
- SiemensAG_00564_7_29_CAT.pdf
- Data Sheet:
- SiemensAG_05218_1_DATA.pdf
- Type:
- Molded Case, Branch, Common Trip
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Current Rating:
- 60 A
- Number of Poles:
- 2
- Short Description:
- 120/240 VAC, 60 A, 10 kA, 2-Pole, Bolt-On Mount, Molded Case, Common Trip, Branch, Panelboard Circuit Breaker
- Used On:
- P1 Panelboard
- Voltage Rating:
- 120/240 VAC
- Mounting:
- Bolt-On
- Country of Origin:
- Mexico
MSRP $190.00Surplus $32.73 -
Siemens B260H Miniature Circuit Breakers (MCBs) 2P 60A
MSRP $378.00Surplus $47.04Siemens B260H Miniature Circuit Breakers (MCBs) 2P 60A​ ARCA SKU: C15-6115 Brand: Siemens MPN: B260H UPC: 78364326394 Shipping Weight: 0.70 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-6115
- TS PIK:
- 122814284
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 2
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Current Rating:
- 60 A
- Type:
- Molded Case, Branch, Common Trip, Thermal Magnetic
- Data Sheet:
- SiemensAG_05220_1_DATA.pdf
- Short Description:
- 120/240 VAC, 60 A, 22 kA, 2-Pole, Bolt-On Mount, Molded Case, Common Trip, Thermal Magnetic Trip Unit, Branch, Panelboard Circuit Breaker
- Catalog:
- SiemensAG_00564_7_29_CAT.pdf
- Used On:
- P1 Panelboard
- Interrupting Rating:
- 22 kA
- Mounting:
- Bolt-On
- Country of Origin:
- Mexico
MSRP $378.00Surplus $47.04 -
Siemens B260H00S01 Miniature Circuit Breakers (MCBs) EA
MSRP $816.00Surplus $274.67SKU: C15-10316 Brand: Siemens MPN: B260H00S01 UPC: 78364326883 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10316
- TS PIK:
- 115555021
- Country of Origin:
- Mexico
MSRP $816.00Surplus $274.67 -
Siemens B270 Miniature Circuit Breakers (MCBs) 2P 70A
MSRP $368.00Surplus $43.75Siemens B270 Miniature Circuit Breakers (MCBs) 2P 70A​ ARCA SKU: C15-6076 Brand: Siemens MPN: B270 UPC: 78364326361 Shipping Weight: 0.65 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-6076
- TS PIK:
- 115270489
- Used On:
- P1 Panelboard
- Type:
- Molded Case, Thermal and Fixed Magnetic Trip, Common Trip
- Data Sheet:
- SiemensAG_05222_1_DATA.pdf
- Current Rating:
- 70 A
- Catalog:
- SiemensAG_00564_7_29_CAT.pdf
- Number of Poles:
- 2
- Interrupting Rating:
- 10 kA
- Voltage Rating:
- 120/240 VAC
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Short Description:
- 120/240 VAC, 70 A, 10 kA, 2-Pole, Bolt-On Mount, Molded Case, Common Trip, Branch, Panelboard Circuit Breaker
- Country of Origin:
- Mexico
MSRP $368.00Surplus $43.75 -
Siemens B27000S01 Miniature Circuit Breakers (MCBs) EA
MSRP $700.00Surplus $261.59SKU: C15-10318 Brand: Siemens MPN: B27000S01 UPC: 78364326843 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10318
- TS PIK:
- 115555030
- Current Rating:
- 70 A
- Type:
- Molded Case
- Interrupting Rating:
- 10 kA at 120/240 VAC
- Voltage Rating:
- 120/240 VAC
- Used On:
- Panelboard
- Installation/Operator:
- SiemensAG_00053_INST.pdf
- Catalog:
- SiemensAG_01829_5_21_10_16_CAT.pdf
- CAD Drawings:
- SiemensAG_10600_1_CAD.pdf
- Number of Poles:
- 2
- Data Sheet:
- SiemensAG_09777_1_2_DATA.pdf
- Country of Origin:
- Mexico
MSRP $700.00Surplus $261.59
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