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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Siemens B2125HH Miniature Circuit Breakers (MCBs)
MSRP $403.20Surplus $97.97SKU: C15-18962 Brand: Siemens MPN: B2125HH UPC: 78364345103 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-18962
- Number of Poles:
- 2
- Type:
- Main, Branch
- Voltage Rating:
- 120/240 V AC
- Country of Origin:
- MEX
- Approval:
- UL 489
- Used On:
- Panelboard
- Catalog:
- SiemensAG_01796_7_29-7_35_CAT.pdf
- Interrupting Rating:
- 65 kA
- Installation/Operator:
- SiemensAG_00053_INST.pdf
- Application:
- Electrical Distribution
- Data Sheet:
- SiemensAG_09757_1_2_DATA.pdf
- Installation:
- Bolt-On
- Short Description:
- BREAKER 125A 2P 120/240V 65K HBL
- Current Rating:
- 125 A
MSRP $403.20Surplus $97.97 -
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Siemens B225H Miniature Circuit Breakers (MCBs) B 2P 25A 120/240VAC
MSRP $256.00Surplus $66.64Siemens 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
- Current Rating:
- 25 A
- Voltage Rating:
- 120/240 V AC
- Number of Poles:
- 2
MSRP $256.00Surplus $66.64 -
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Siemens B230H00S01 Miniature Circuit Breakers (MCBs)
MSRP $202.02Surplus $224.00SKU: C15-10312 Brand: Siemens MPN: B230H00S01 UPC: 78364326877 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10312
- TS PIK:
- 115554997
- Catalog:
- SiemensAG_01829_5_21_10_16_CAT.pdf
- Installation/Operator:
- SiemensAG_00053_INST.pdf
- Country of Origin:
- MEX
- Number of Poles:
- 2
- Short Description:
- BREAKER 30A 2P 120/240V 22K BLH 120V ST
- Current Rating:
- 30 A
- Voltage Rating:
- 120/240 V AC
- Interrupting Rating:
- 22 kA at 120/240 V AC
- Application:
- Lighting, Distribution
- Data Sheet:
- SiemensAG_09766_1_2_DATA.pdf
- Approval:
- UL 489, CSA C22.2
- Used On:
- Panelboard
- Installation:
- Bolt-On
- Type:
- Molded Case
MSRP $202.02Surplus $224.00 -
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Siemens B250H00S01 Miniature Circuit Breakers (MCBs)
MSRP $374.42Surplus $252.00SKU: C15-10314 Brand: Siemens MPN: B250H00S01 UPC: 78364326881 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10314
- TS PIK:
- 115555014
- Short Description:
- BREAKER 50A 2P 120/240V 22K BLH 120V ST
- Country of Origin:
- MEX
- Voltage Rating:
- 120/240 V AC
- Number of Poles:
- 2
- Interrupting Rating:
- 22 kA at 120/240 V AC
- Current Rating:
- 50 A
- Approval:
- UL 489, CSA C22.2
- Type:
- Molded Case
- Data Sheet:
- SiemensAG_09774_1_2_DATA.pdf
- Installation:
- Bolt-On
- Installation/Operator:
- SiemensAG_00053_INST.pdf
- Used On:
- Panelboard
- Catalog:
- SiemensAG_01829_5_21_10_16_CAT.pdf
- Application:
- Lighting, Distribution
MSRP $374.42Surplus $252.00 -
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Siemens BE215 Miniature Circuit Breakers (MCBs)
MSRP $565.00Surplus $152.55SKU: C15-15492 Brand: Siemens MPN: BE215 UPC: 78364327410 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-15492
- Number of Poles:
- 2
- Country of Origin:
- PHL
- Voltage Rating:
- 120/240 V AC
- Used On:
- Panelboard
- Interrupting Rating:
- 10 kA
- Data Sheet:
- SiemensAG_10268_1_2_DATA.pdf
- Mounting:
- Bolt-On
- Short Description:
- BRKR BLE GFCI 30MA 2P 240V 15A 10kA
- Installation/Operator:
- SiemensAG_00695_INST.pdf
- Catalog:
- SiemensAG_01796_7_30_CAT.pdf
- Current Rating:
- 15 A
- Type:
- Molded Case, Low Vage, Circuit Protector, Thermal Magnetic
- Size:
- 2 Inch Width
- Trip Sensitivity:
- 30 MilliA
- Approval:
- UL 489
MSRP $565.00Surplus $152.55 -
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Siemens BF215 Miniature Circuit Breakers (MCBs)
MSRP $453.60Surplus $122.47SKU: C15-15495 Brand: Siemens MPN: BF215 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-15495
- Voltage Rating:
- 120/240 V AC
- Number of Poles:
- 2
- Size:
- 2 Inch Width
- Used On:
- Load Center, Panelboard
- Terminal Type:
- Load Lug
- Approval:
- UL 943, CSA
- Catalog:
- SiemensAG_00564_7_30_CAT.pdf
- Trip Sensitivity:
- 5 MilliA
- Mounting:
- Bolt-On
- Short Description:
- 120/240 VAC, 15 A, 10 kA, 5 mA, 2-Pole, Bolt-On Mount, BLF Frame, Common Trip, GFCI, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker for Panelboard
- Type:
- Molded Case, Low Vage, Circuit Protector, Thermal Magnetic
- Interrupting Rating:
- 10 kA
- Current Rating:
- 15 A
- Data Sheet:
- SiemensAG_05313_1_DATA.pdf
MSRP $453.60Surplus $122.47 -
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Siemens BF250A Miniature Circuit Breakers (MCBs)
MSRP $370.00Surplus $319.20SKU: C15-10356 Brand: Siemens MPN: BF250A UPC: 88762121545 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10356
- TS PIK:
- 126513855
- Number of Poles:
- 2
- Current Rating:
- 50 A
- Country of Origin:
- PHL
- Terminal Type:
- Load Lug
- Short Description:
- 120/240 VAC, 50 A, 10 kA Interrupt, 5 mA Trip Level, 2-Pole, Circuit Protector, Low Vage, Type BLFB, Molded Case Ground Fault Circuit Breaker
- Type:
- Molded Case, Low Vage, Thermal Magnetic
- Interrupting Rating:
- 10 kA
- Used On:
- Load Center, Panelboard
- Approval:
- UL 943, CSA
- Size:
- 2 Inch Width
- Mounting:
- Bolt-On
- Data Sheet:
- SiemensAG_10287_1_DATA.pdf
- Voltage Rating:
- 120/240 V AC
- Trip Sensitivity:
- 5 MilliA
- Installation/Operator:
- SiemensAG_00697_INST.pdf
- Catalog:
- SiemensAG_23946_10_17_CAT.pdf
MSRP $370.00Surplus $319.20 -
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Siemens BQ2B040QLD Miniature Circuit Breakers (MCBs)
MSRP $234.00Surplus $63.18SKU: C15-15638 Brand: Siemens MPN: BQ2B040QLD UPC: 78364341185 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-15638
- Terminal Type:
- Line and Load Lug
- Voltage Rating:
- 120/240 V AC
- Size:
- 2 Inch Width x 4 Inch Depth x 3 Inch Height
- Maximum AC Voltage Rating:
- 240 V
- Type:
- Molded Case, Low Vage, Common Trip, Circuit Protector
- Short Description:
- BRKR BQXD 2P 120/240V 40A 10K DIN LUG
- Country of Origin:
- MEX
- Data Sheet:
- SiemensAG_09552_1_2_DATA.pdf
- Interrupting Rating:
- 10 kA
- Current Rating:
- 40 A
- Approval:
- UL 489
- Catalog:
- SiemensAG_09175_0_8_17_1_17_9_17_133_CAT.pdf
- Number of Poles:
- 2
MSRP $234.00Surplus $63.18 -
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Siemens BQ2B050H Miniature Circuit Breakers (MCBs)
MSRP $448.00Surplus $120.96SKU: C15-15642 Brand: Siemens MPN: BQ2B050H UPC: 78364316162 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-15642
- Current Rating:
- 50 A
- Short Description:
- BRKR BQH 2P 120/240V 50A 22K
- Number of Poles:
- 2
- Interrupting Rating:
- 22 kA
- Size:
- 2 Inch Width x 3 Inch Depth x 4 Inch Height
- Type:
- Molded Case, Low Vage, Common Trip, Circuit Protector
- Voltage Rating:
- 120/240 V AC
- Country of Origin:
- MEX
- Approval:
- UL 489
- Maximum AC Voltage Rating:
- 240 V
- Catalog:
- SiemensAG_09175_0_8_17_1_17_7_17_8_17_133_CAT.pdf
- Data Sheet:
- SiemensAG_09554_1_2_DATA.pdf
- Terminal Type:
- Load Lug
MSRP $448.00Surplus $120.96 -
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Siemens BQ2B06000S01 Miniature Circuit Breakers (MCBs)
MSRP $552.01Surplus $149.04SKU: C15-15645 Brand: Siemens MPN: BQ2B06000S01 UPC: 78364323776 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00...- SKU:
- C15-15645
- Voltage Rating:
- 120/240 V AC
- Number of Poles:
- 2
- Country of Origin:
- MEX
- Interrupting Rating:
- 10 kA
- Current Rating:
- 60 A
- Data Sheet:
- SiemensAG_09555_1_2_DATA.pdf
- Type:
- Molded Case, Low Vage, Common Trip, Circuit Protector
- Short Description:
- 120/240 VAC, 60 A, 10 kA, 2-Pole, Load Lug Terminal, Common Trip, Low Vage, Molded Case Circuit Breaker with 120 VAC Shunt Trip
- Maximum AC Voltage Rating:
- 240 V
- Approval:
- UL 489
- Terminal Type:
- Load Lug
- Catalog:
- SiemensAG_17163_5_28_CAT.pdf
- Size:
- 4 Inch Width x 8 Inch Depth x 6 Inch Height
MSRP $552.01Surplus $149.04 -
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Siemens BQ2B060H Miniature Circuit Breakers (MCBs)
MSRP $448.00Surplus $0.00SKU: C15-18977 Brand: Siemens MPN: BQ2B060H UPC: 78364316163 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-18977
- Type:
- Molded Case, Low Vage, Common Trip, Circuit Protector
- Number of Poles:
- 2
- Country of Origin:
- MEX
- Interrupting Rating:
- 22 kA
- Size:
- 2 Inch Width x 3 Inch Depth x 4 Inch Height
- Voltage Rating:
- 120/240 V AC
- Terminal Type:
- Load Lug
- Data Sheet:
- SiemensAG_09556_1_2_DATA.pdf
- Catalog:
- SiemensAG_09175_0_8_17_1_17_7_17_8_17_133_CAT.pdf
- Approval:
- UL 489
- Maximum AC Voltage Rating:
- 240 V
- Current Rating:
- 60 A
- Short Description:
- BRKR BQH 2P 120/240V 60A 22K
MSRP $448.00Surplus $0.00 -
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Siemens BQ2B08000S01 Miniature Circuit Breakers (MCBs)
MSRP $230.74Surplus $62.30SKU: C15-15650 Brand: Siemens MPN: BQ2B08000S01 UPC: 78364323778 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00...- SKU:
- C15-15650
- Approval:
- UL 489
- Number of Poles:
- 2
- Current Rating:
- 80 A
- Country of Origin:
- MEX
- Terminal Type:
- Load Lug
- Voltage Rating:
- 120/240 V AC
- Type:
- Molded Case, Low Vage, Common Trip, Circuit Protector
- Interrupting Rating:
- 10 kA
- Maximum AC Voltage Rating:
- 240 V
- Catalog:
- SiemensAG_09175_0_8_17_1_17_8_17_133_CAT.pdf
- Data Sheet:
- SiemensAG_09557_1_2_DATA.pdf
- Size:
- 4 Inch Width x 6 Inch Depth x 3 Inch Height
- Short Description:
- BRKR BQ 2P 120/240V 80A 10K 120ST
MSRP $230.74Surplus $62.30
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