
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
- Price
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Siemens BE220H Miniature Circuit Breakers (MCBs)
MSRP $1,935.00Surplus $592.78SKU: C15-7537 Brand: Siemens MPN: BE220H UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-7537
MSRP $1,935.00Surplus $592.78 -
Siemens BE230 Miniature Circuit Breakers (MCBs)
MSRP $1,095.00Surplus $101.34Siemens BE230 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6985 Brand: Siemens MPN: BE230 UPC: 78364327412 Shipping Weight: 1.05 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-6985
- TS PIK:
- 120072286
- Data Sheet:
- SiemensAG_05306_1_DATA.pdf
- Catalog:
- SiemensAG_00564_7_30_CAT.pdf
- Series:
- BLE
- Used On:
- Loadcenter, P1/P2/P3/P4/P5 Panelboard
- Mounting:
- Bolt-On
- Wire Size:
- 12 to 8 AWG (Aluminum), 14 to 10 AWG (Copper)
- Short Description:
- 120/240 VAC, 30 A, 10 kA, 30 mA, 2-Pole, Bolt-On Mount, BLE Frame, Ground Fault Equipment Protector, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker for Panelboard
- Size:
- 3.6 Inch Width x 6.2 Inch Depth x 2.5 Inch Height
- Voltage Rating:
- 120/240 VAC
- Terminal Type:
- Load Lug
- Current Rating:
- 30 A
- Number of Poles:
- 2
- Interrupting Rating:
- 10 kA
- Type:
- Molded Case, Equipment Protector
- Country of Origin:
- Philippines
MSRP $1,095.00Surplus $101.34 -
Siemens BE240 Miniature Circuit Breakers (MCBs) EA
MSRP $1,000.00Surplus $334.71SKU: C15-10345 Brand: Siemens MPN: BE240 UPC: 78364327413 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10345
- TS PIK:
- 115554694
- Voltage Rating:
- 120/240 VAC
- Short Description:
- 120/240 VAC, 40 A, 10 kA, 30 mA, 2-Pole, Bolt-On Mount, BLE Frame, Ground Fault Equipment Protector, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker for Panelboard
- Catalog:
- SiemensAG_00564_7_30_CAT.pdf
- Data Sheet:
- SiemensAG_05307_1_DATA.pdf
- Interrupting Rating:
- 10 kA
- Current Rating:
- 40 A
- Number of Poles:
- 2
- Country of Origin:
- Philippines
MSRP $1,000.00Surplus $334.71 -
Siemens BE260 Miniature Circuit Breakers (MCBs) EA
MSRP $1,000.00Surplus $334.71SKU: C15-10347 Brand: Siemens MPN: BE260 UPC: 78364327415 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10347
- TS PIK:
- 115554698
- Country of Origin:
- Philippines
MSRP $1,000.00Surplus $334.71 -
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Siemens BF115 Miniature Circuit Breakers (MCBs) B 1P 15A 120/240V 50/60Hz 1Ph
MSRP $457.00Surplus $91.77Siemens BF115 Miniature Circuit Breakers (MCBs) B 1P 15A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-3029 Brand: Siemens MPN: BF115 UPC: 783643069589 Shipping Weight: 0.30 Shipping Height: 1.00 In...- SKU:
- C15-3029
- Approval:
- UL 489/943
- Approval:
- CSA C22.2
- Amps:
- 15 A
- Interrupting Rating:
- 10 Kiloampere
- Mounting:
- Bolt-On
- Poles:
- 1
- Size:
- 1 Inch W
- Terminal Type:
- Load Lug
- Trip Sensitivity:
- 5 Milliampere
- Type:
- Circuit Interrupter
- Used On:
- Loadcenter
- Used On:
- P1/P2/P3/P4/P5 Panelboard
- Volts:
- 120 VAC
- Gauge:
- 14 to 10 AWG (Copper)
- Gauge:
- 12 to 8 AWG (Aluminum)
- Short Description:
- 120 VAC, 15 A, 10 kA, 5 mA, 1-Pole, Bolt-On Mount, BLF Frame, GFCI, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker for Panelboard
- Series:
- 0
- Data Sheet:
- SiemensAG_05308_1_DATA.pdf
MSRP $457.00Surplus $91.77 -
Siemens BF115A Miniature Circuit Breakers (MCBs) EA
MSRP $727.00Surplus $240.45SKU: C15-10348 Brand: Siemens MPN: BF115A UPC: 88762121524 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10348
- TS PIK:
- 126617514
- Voltage Rating:
- 120 VAC
- Interrupting Rating:
- 10 kA
- Current Rating:
- 15 A
- Type:
- Circuit Interrupter
- Data Sheet:
- SiemensAG_05309_1_DATA.pdf
- Number of Poles:
- 1
- Used On:
- Panelboard
- Short Description:
- 120 VAC, 15 A, 10 kA, 5 mA, 1-Pole, Bolt-On Mount, BLF Frame, GFCI, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker for Panelboard
- Mounting:
- Bolt-On
- Catalog:
- SiemensAG_00564_7_30_CAT.pdf
- Country of Origin:
- Philippines
MSRP $727.00Surplus $240.45 -
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Siemens BF120 Miniature Circuit Breakers (MCBs) B 1P 20A 120/240V 50/60Hz 1Ph
MSRP $476.00Surplus $129.13Siemens BF120 Miniature Circuit Breakers (MCBs) B 1P 20A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-4915 Brand: Siemens MPN: BF120 UPC: 78364306960 Shipping Weight: 0.00 lbs. Shipping...- SKU:
- C15-4915
- TS PIK:
- 21368437
- Data Sheet:
- SiemensAG_01606_1_DATA.pdf
- Terminal Type:
- Load Lug
- Current Rating:
- 20 A
- Used On:
- Loadcenter, P1/P2/P3/P4/P5 Panelboard
- Series:
- BF
- Type:
- Thermal Magnetic, Circuit Protector
- Size:
- 5.7 Inch Width x 3.8 Inch Depth x 1.8 Inch Height
- Number of Poles:
- 1
- Interrupting Rating:
- 10 kA
- Voltage Rating:
- 120 VAC
- Wire Size:
- 12 to 8 AWG (Aluminum), 14 to 10 AWG (Copper)
- Mounting:
- Bolt-On
- Short Description:
- 120 VAC, 20 A, 10 kA Interrupt, 1-Pole, Thermal Magnetic, Circuit Protector, Ground Fault Circuit Breaker
MSRP $476.00Surplus $129.13 -
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Siemens BF120AH Miniature Circuit Breakers (MCBs) 1P 20A
MSRP $1,384.00Surplus $327.47SKU: C15-7382 Brand: Siemens MPN: BF120AH UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-7382
MSRP $1,384.00Surplus $327.47 -
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Siemens BF120H Miniature Circuit Breakers (MCBs)
MSRP $943.00Surplus $286.43SKU: C15-6081 Brand: Siemens MPN: BF120H UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-6081
- TS PIK:
- 115270495
- Data Sheet:
- SiemensAG_05311_1_DATA.pdf
- Mounting:
- Bolt-On
- Used On:
- Loadcenter, P1/P2/P3/P4/P5 Panelboard
- Type:
- Circuit Interrupter
- Catalog:
- SiemensAG_00564_7_30_CAT.pdf
- Voltage Rating:
- 120 VAC
- Short Description:
- 120 VAC, 20 A, 22 kA, 5 mA, 1-Pole, Bolt-On Mount, BLHF Frame, GFCI, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker for Panelboard
- Wire Size:
- 14 to 10 AWG (Copper), 12 to 8 AWG (Aluminum)
- Number of Poles:
- 1
- Current Rating:
- 20 A
- Size:
- 1 Inch W
- Interrupting Rating:
- 22 kA
- Terminal Type:
- Load Lug
MSRP $943.00Surplus $286.43 -
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Siemens BF130 Miniature Circuit Breakers (MCBs)
MSRP $496.00Surplus $723.32Siemens BF130 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6126 Brand: Siemens MPN: BF130 UPC: 78364306963 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-6126
- TS PIK:
- 21368438
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Load Lug
- Type:
- Molded Case, Thermal Magnetic, Circuit Interrupter
- Series:
- BLF
- Current Rating:
- 30 A
- Voltage Rating:
- 120 VAC
- Number of Poles:
- 1
- Used On:
- Loadcenter, P1/P2/P3/P4/P5 Panelboard
- Short Description:
- 120 VAC, 30 A, 10 kA, 5 mA, 1-Pole, Bolt-On Mount, BLF Frame, GFCI, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker for Panelboard
- Data Sheet:
- SiemensAG_05312_1_DATA.pdf
- Mounting:
- Bolt-On
- Wire Size:
- 12 to 8 AWG (Aluminum), 14 to 10 AWG (Copper)
- Size:
- 4 Inch Width x 1 Inch Depth x 5 Inch Height
MSRP $496.00Surplus $723.32 -
Siemens BF130A Miniature Circuit Breakers (MCBs) EA
MSRP $500.00Surplus $180.88SKU: C15-10349 Brand: Siemens MPN: BF130A UPC: 88762121534 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10349
- TS PIK:
- 127112407
- Type:
- Molded Case, Low Vage, Thermal Magnetic
- Short Description:
- 120 VAC, 30 A, 10 kA Interrupt, 5 mA Trip Level, 1-Pole, Bolt-On, Circuit Protector, Low Vage, Type BLF2, Molded Case Ground Fault Circuit Breaker
- Voltage Rating:
- 120 VAC
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Load Lug
- Number of Poles:
- 1
- Size:
- 1 Inch Width
- Mounting:
- Bolt-On
- Used On:
- Load Center, Panelboard
- Installation/Operator:
- SiemensAG_00697_INST.pdf
- Catalog:
- SiemensAG_23946_10_17_CAT.pdf
- Data Sheet:
- SiemensAG_10277_1_DATA.pdf
- Current Rating:
- 30 A
- Country of Origin:
- Philippines
MSRP $500.00Surplus $180.88 -
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Siemens BF220 Miniature Circuit Breakers (MCBs) B 2P 20A 120/240V 50/60Hz 1Ph
MSRP $590.00Surplus $186.02SKU: C15-2772 Brand: Siemens MPN: BF220 UPC: 783643273993 Shipping Weight: 1.00 lbs. Shipping Height: 5.00 In. Shipping Length: 6.00 In. Shipping Width: 6.00 In...- SKU:
- C15-2772
- Series:
- BF
- Type:
- Thermal Magnetic
- Type:
- Circuit Protector
- Approval:
- UL 489/943
- Approval:
- CSA C22.2
- Size:
- 2 Inch Width
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- Loadcenter
- Used On:
- P1/P2/P3/P4/P5 Panelboard
- Poles:
- 2
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Load Lug
- Wire Size:
- 14 to 10 AWG (Copper)
- Wire Size:
- 12 to 8 AWG (Aluminum)
- Trip Sensitivity:
- 5 Milliamp
- Short Description:
- 120/240 VAC, 20 A, 10 kA Interrupt, 2-Pole, Thermal Magnetic, Circuit Protector
- Data Sheet:
- SiemensAG_01607_1_DATA.pdf
MSRP $590.00Surplus $186.02 -
Siemens BF220A Miniature Circuit Breakers (MCBs) 2P 20A
MSRP $834.00Surplus $291.04SKU: C15-6247 Brand: Siemens MPN: BF220A UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-6247
- Catalog:
- SiemensAG_00564_7_30_CAT.pdf
- Data Sheet:
- SiemensAG_05314_1_DATA.pdf
- Used On:
- Panelboard
- Interrupting Rating:
- 10 kA
- Current Rating:
- 20 A
- Short Description:
- 120/240 VAC, 20 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
- Mounting:
- Bolt-On
- Type:
- Circuit Interrupter
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 2
- Country of Origin:
- Philippines
MSRP $834.00Surplus $291.04 -
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Siemens BF230 Miniature Circuit Breakers (MCBs) 2P 30A
MSRP $590.00Surplus $161.88Siemens BF230 Miniature Circuit Breakers (MCBs) 2P 30A​ ARCA SKU: C15-6248 Brand: Siemens MPN: BF230 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-6248
- Series:
- BF
- Short Description:
- 120/240 VAC, 30 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:
- Thermal Magnetic, Circuit Protector
- Mounting:
- Bolt-On
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 2
- Terminal Type:
- Load Lug
- Current Rating:
- 30 A
- Used On:
- Loadcenter, P1/P2/P3/P4/P5 Panelboard
- Interrupting Rating:
- 10 kA
- Size:
- 2 Inch Width
- Wire Size:
- 14 to 10 AWG (Copper), 12 to 8 AWG (Aluminum)
- Data Sheet:
- SiemensAG_05316_1_DATA.pdf
MSRP $590.00Surplus $161.88 -
Siemens BF240A Miniature Circuit Breakers (MCBs) EA
MSRP $600.00Surplus $285.90SKU: C15-10354 Brand: Siemens MPN: BF240A UPC: 88762121543 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10354
- TS PIK:
- 127112409
- Short Description:
- 120/240 VAC, 40 A, 10 kA Interrupt, 5 mA Trip Level, 2-Pole, Circuit Protector, Low Vage, Type BLFB, Molded Case Ground Fault Circuit Breaker
- Voltage Rating:
- 120/240 VAC
- Terminal Type:
- Load Lug
- Mounting:
- Bolt-On
- Number of Poles:
- 2
- Size:
- 2 Inch Width
- Catalog:
- SiemensAG_23946_10_17_CAT.pdf
- Interrupting Rating:
- 10 kA
- Current Rating:
- 40 A
- Installation/Operator:
- SiemensAG_00697_INST.pdf
- Used On:
- Load Center, Panelboard
- Data Sheet:
- SiemensAG_10286_1_DATA.pdf
- Type:
- Molded Case, Low Vage, Thermal Magnetic
- Country of Origin:
- Philippines
MSRP $600.00Surplus $285.90 -
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Siemens BF250 Miniature Circuit Breakers (MCBs) 2P
MSRP $545.00Surplus $151.03Siemens BF250 Miniature Circuit Breakers (MCBs) 2P​ ARCA SKU: C15-6249 Brand: Siemens MPN: BF250 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-6249
- Mounting:
- Bolt-On
- Used On:
- Loadcenter, P1/P2/P3/P4/P5 Panelboard
- Data Sheet:
- SiemensAG_01608_1_DATA.pdf
- Interrupting Rating:
- 10 kA
- Size:
- 2 Inch W
- Number of Poles:
- 2
- Current Rating:
- 50 A
- Short Description:
- 120/240 VAC, 50 A, 10 kA Interrupt, 2-Pole, Thermal Magnetic, Circuit Interrupter, Ground Fault Circuit Breaker
- Terminal Type:
- Load Lug
- Voltage Rating:
- 120/240 VAC
- Type:
- Circuit Interrupter
- Wire Size:
- 8 to 6 AWG (Copper), 8 to 4 AWG (Aluminum)
MSRP $545.00Surplus $151.03 -
Siemens BF260A Miniature Circuit Breakers (MCBs) EA
MSRP $800.00Surplus $329.90SKU: C15-10358 Brand: Siemens MPN: BF260A UPC: 88762121547 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10358
- TS PIK:
- 127112410
- Country of Origin:
- Philippines
MSRP $800.00Surplus $329.90 -
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Siemens BG215 Miniature Circuit Breakers (MCBs) EA
MSRP $316.00Surplus $115.44SKU: C15-10360 Brand: Siemens MPN: BG215 UPC: 78364327118 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10360
- TS PIK:
- 111063633
- Short Description:
- 120 VAC, 15 A, 10 kA, 2-Pole, Bolt-On Mount, BG Frame, Switching Neutral, Thermal Magnetic Trip Unit, Special Application Molded Case Circuit Breaker
- Type:
- Common Trip
- Interrupting Rating:
- 10 kA
- Mounting:
- Bolt-On
- Data Sheet:
- SiemensAG_05322_1_DATA.pdf
- Current Rating:
- 15 A
- Voltage Rating:
- 120 VAC
- Catalog:
- SiemensAG_01803_18_CAT.pdf
- Used On:
- Panelboard
- Wire Size:
- 14 to 6 AWG (Copper), 12 to 6 AWG (Aluminum) Line, 14 to 10 AWG (Copper), 12 to 10 AWG (Aluminum) Load
- Terminal Type:
- Line, Load Lug
- Country of Origin:
- Mexico
MSRP $316.00Surplus $115.44 -
Siemens BQ1-B040 Miniature Circuit Breakers (MCBs) 40A 120/240V
MSRP $92.95Surplus $15.75Siemens BQ1-B040 Miniature Circuit Breakers (MCBs) 40A 120/240V​ ARCA SKU: E30-8847 Brand: Siemens MPN: BQ1-B040 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- E30-8847
- Country of Origin:
- Mexico
MSRP $92.95Surplus $15.75 -
Siemens BQ1-B050 Miniature Circuit Breakers (MCBs) 50A 120/240V
MSRP $92.95Surplus $21.50Siemens BQ1-B050 Miniature Circuit Breakers (MCBs) 50A 120/240V​ ARCA SKU: E30-8834 Brand: Siemens MPN: BQ1-B050 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- E30-8834
- Country of Origin:
- Mexico
MSRP $92.95Surplus $21.50
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.