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 ED43B080 Molded Case Breakers (MCCBs)
MSRP $2,504.00Surplus $728.84SKU: C15-7425 Brand: Siemens MPN: ED43B080 UPC: 78364320946 Shipping Weight: 3.77 lbs. Shipping Height: 4.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In...- SKU:
- C15-7425
- TS PIK:
- 106247485
- Series:
- ED4
- Frame Type:
- ED
- Short Description:
- 480 VAC 50/60 Hz, 80 A at 40 Deg C, 18 kA, 3-Pole, 10 to 1/0 AWG Copper/Aluminum, Load Lug Terminal, ED Frame, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker
- Voltage Rating:
- 480 VAC (UL)
- Interrupting Rating:
- 65 kA at 240 VAC, 18 kA at 480 VAC (UL)
- Number of Poles:
- 3
- Type:
- Molded Case, Thermal and Fixed Magnetic
- Maximum AC Voltage Rating:
- 480 V
- Current Rating:
- 80 A
- Catalog:
- SiemensAG_01698_17_78-17_80_CAT.pdf
- Installation/Operator:
- SiemensAG_00313_INST.pdf
- Terminal Type:
- Load Lug
- Size:
- 3 Inch Width x 4.56 Inch Depth x 6.35 Inch Height
- Country of Origin:
- Mexico
- Approval:
- UL 489, CSA
MSRP $2,504.00Surplus $728.84 -
Siemens BQD380 Miniature Circuit Breakers (MCBs)
MSRP $1,624.00Surplus $202.80SKU: C15-7529 Brand: Siemens MPN: BQD380 UPC: 78364327744 Shipping Weight: 1.75 lbs. Shipping Height: 4.49 In. Shipping Length: 3.00 In. Shipping Width: 2.70 In...- SKU:
- C15-7529
- TS PIK:
- 120152632
- Used On:
- P1/P2/P3/P4/P5 Panelboard
- Data Sheet:
- SiemensAG_01624_1_DATA.pdf
- Interrupting Rating:
- 14 kA at 480 VAC Star/277 VAC
- Catalog:
- SiemensAG_00876_5_18_5_20_CAT.pdf
- Series:
- BQD
- Voltage Rating:
- 480 VAC Star/277 VAC
- Type:
- Molded Case, Thermal and Fixed Magnetic, Branch
- Number of Poles:
- 3
- Short Description:
- 480 VAC Star/277 VAC, 80 A, 14 kA, 3-Pole, Bolt-On Mount, Molded Case, Branch, Thermal Magnetic, Panelboard Circuit Breaker
- Current Rating:
- 80 A
- Country of Origin:
- Mexico
- Application:
- Lighting, Distribution
- Approval:
- UL
- Installation:
- Bolt-On
MSRP $1,624.00Surplus $202.80 -
Siemens Q280 Miniature Circuit Breakers (MCBs) 1P 80A
MSRP $273.00Surplus $38.60Siemens Q280 Miniature Circuit Breakers (MCBs) 1P 80A​ ARCA SKU: C15-1646 Brand: Siemens MPN: Q280 UPC: 66286200422 Shipping Weight: 0.60 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-1646
- Approval:
- UL 489
- Amps:
- 80 A
- Interrupting Rating:
- 10 kA
- Mounting:
- Plug-On
- Poles:
- 2
- Size:
- 3 Inch Width x 3 Inch Depth x 2 Inch Height
- Terminal Type:
- Low Vage
- Type:
- Common Trip
- Type:
- Thermal Magnetic
- Type:
- Miniature
- Used On:
- Load Center
- Volts:
- 120/240 VAC
- Short Description:
- 120/240 VAC, 80 A, 10 kA Interrupt, 2-Pole, Plug-In Mount, QP-Frame, Low Voltage, Common Trip, Thermal Magnetic, Miniature, Circuit Breaker
- Specification/Technical:
- SiemensAG_57269_1_2_SPEC.pdf
- TS PIK:
- 115729436
- Installation/Operator:
- SiemensAG_00053_INST.pdf
- Voltage Rating:
- 120/240 VAC
- Catalog:
- SiemensAG_23945_7_20_CAT.pdf
- Number of Poles:
- 2
- Current Rating:
- 80 A
- Series:
- Q
- Country of Origin:
- Mexico
MSRP $273.00Surplus $38.60 -
Siemens BQD280 Miniature Circuit Breakers (MCBs)
MSRP $1,368.00Surplus $154.05SKU: C15-8745 Brand: Siemens MPN: BQD280 UPC: 78364327731 Shipping Weight: 1.10 lbs. Shipping Height: 3.00 In. Shipping Length: 4.00 In. Shipping Width: 2.00 In...- SKU:
- C15-8745
- TS PIK:
- 121991379
- Interrupting Rating:
- 14 kA at 480 Star/277 VAC/125/250 VDC (UL)
- Series:
- BQD
- Used On:
- P1/P2/P3/P4/P5 Panelboard
- Data Sheet:
- SiemensAG_05432_1_DATA.pdf
- Catalog:
- SiemensAG_00565_11_16_CAT.pdf
- Number of Poles:
- 2
- Short Description:
- 480 VAC Star/277 VAC, 80 A, 14 kA, 2-Pole, Low-Tab Mount, Molded Case, Thermal Magnetic Trip Unit, Branch, Panelboard Circuit Breaker
- Voltage Rating:
- 480 Star/277 VAC at 50/60 Hz, 125/250 VDC (UL)
- Installation/Operator:
- SiemensAG_00221_INST.pdf
- Type:
- Branch, Molded Case, Thermal and Fixed Magnetic
- Current Rating:
- 80 A
- Country of Origin:
- Mexico
- Approval:
- UL
- Application:
- Lighting, Distribution
- Installation:
- Bolt-On
MSRP $1,368.00Surplus $154.05 -
Siemens B280 Miniature Circuit Breakers (MCBs)
MSRP $498.00Surplus $56.55Siemens B280 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6077 Brand: Siemens MPN: B280 UPC: Shipping Weight: 0.65 lbs. Shipping Height: 2.00 In. Shipping Length: 4...- SKU:
- C15-6077
- Interrupting Rating:
- 10 kA
- Type:
- Molded Case, Thermal and Fixed Magnetic Trip, Common Trip
- Number of Poles:
- 2
- Short Description:
- 120/240 VAC, 80 A, 10 kA, 2-Pole, Bolt-On Mount, Molded Case, Branch, Common Trip, Panelboard Circuit Breaker
- Catalog:
- SiemensAG_00876_5_18_5_19_CAT.pdf
- Voltage Rating:
- 120/240 VAC
- Data Sheet:
- SiemensAG_01603_1_DATA.pdf
- Used On:
- P1 Panelboard
- Current Rating:
- 80 A
- Mounting:
- Bolt-On
- Country of Origin:
- Mexico
- Approval:
- UL 489
- Application:
- Electrical Distribution
- Installation:
- Bolt-On
MSRP $498.00Surplus $56.55 -
Siemens B280H Miniature Circuit Breakers (MCBs) 80A
MSRP $813.00Surplus $95.55Siemens B280H Miniature Circuit Breakers (MCBs) 80A​ ARCA SKU: C15-6117 Brand: Siemens MPN: B280H UPC: 78364300094 Shipping Weight: 0.70 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-6117
- TS PIK:
- 125656929
- Catalog:
- SiemensAG_00564_7_29_CAT.pdf
- Used On:
- P1 Panelboard
- Short Description:
- 120/240 VAC, 80 A, 22 kA, 2-Pole, Bolt-On Mount, Molded Case, Common Trip, Thermal Magnetic Trip Unit, Branch, Panelboard Circuit Breaker
- Current Rating:
- 80 A
- Interrupting Rating:
- 22 kA
- Type:
- Molded Case, Thermal and Fixed Magnetic Trip, Low Vage, Common Trip
- Number of Poles:
- 2
- Data Sheet:
- SiemensAG_05225_1_DATA.pdf
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Voltage Rating:
- 120/240 VAC
- Country of Origin:
- Mexico
- Installation:
- Bolt-On
- Approval:
- UL 489
- Application:
- Electrical Distribution
MSRP $813.00Surplus $95.55 -
Siemens B38000S01 Miniature Circuit Breakers (MCBs) B 3P 80A 120/240V 50/60Hz 3Ph
MSRP $1,050.00Surplus $292.60Siemens B38000S01 Miniature Circuit Breakers (MCBs) B 3P 80A 120/240V 50/60Hz 3Ph​ ARCA SKU: C15-4185 Brand: Siemens MPN: B38000S01 UPC: 783643000964 Shipping Weight: 1.35 Shipping...- SKU:
- C15-4185
- 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:
- 3
- Interrupting Rating:
- 10 kA at 240 VAC (UL)
- Application:
- Lighting
- Application:
- Distribution
- Installation:
- Bolt-On
- Short Description:
- 240 VAC, 80 A, 10 kA, 3-Pole, Bolt-On Mount, Molded Case, Shunt Trip, Thermal Magnetic Trip Unit
- Catalog:
- SiemensAG_00564_7_29_CAT.pdf
- Data Sheet:
- SiemensAG_05280_1_DATA.pdf
- Current Rating:
- 80 A
- Voltage Rating:
- 240 VAC at 50/60 Hz (UL)
- Number of Poles:
- 3
- Country of Origin:
- Mexico
MSRP $1,050.00Surplus $292.60 -
Siemens B380H Miniature Circuit Breakers (MCBs)
MSRP $1,342.00Surplus $146.25SKU: C15-7400 Brand: Siemens MPN: B380H UPC: 78364326405 Shipping Weight: 1.00 lbs. Shipping Height: 4.00 In. Shipping Length: 4.00 In. Shipping Width: 3.00 In...- SKU:
- C15-7400
- TS PIK:
- 106248861
- Used On:
- P1 Panelboard
- Data Sheet:
- SiemensAG_05281_1_DATA.pdf
- Current Rating:
- 80 A
- Short Description:
- 240 VAC, 80 A, 22 kA, 3-Pole, Bolt-On Mount, Molded Case, Common Trip, Thermal Magnetic Trip Unit, Branch, Panelboard Circuit Breaker
- Interrupting Rating:
- 22 kA
- Catalog:
- SiemensAG_00564_7_29_CAT.pdf
- Type:
- Molded Case, Thermal and Fixed Magnetic Trip, Low Vage, Common Trip
- Number of Poles:
- 3
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Voltage Rating:
- 240 VAC
- Mounting:
- Bolt-On
- Country of Origin:
- Mexico
- Installation:
- Bolt-On
- Application:
- Electrical Distribution
- Approval:
- UL 489
MSRP $1,342.00Surplus $146.25 -
Siemens B380H00S01 Miniature Circuit Breakers (MCBs) EA
MSRP $1,846.00Surplus $609.67SKU: C15-10338 Brand: Siemens MPN: B380H00S01 UPC: 78364326901 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10338
- TS PIK:
- 115555088
- Number of Poles:
- 3
- Data Sheet:
- SiemensAG_09788_1_2_DATA.pdf
- Voltage Rating:
- 240 VAC
- Type:
- Molded Case, Low Vage, Thermal Magnetic
- Used On:
- Panelboard
- Catalog:
- SiemensAG_01829_5_21_10_16_CAT.pdf
- Installation/Operator:
- SiemensAG_00053_INST.pdf
- Interrupting Rating:
- 22 kA at 240 VAC
- Current Rating:
- 80 A
- Country of Origin:
- Mexico
- Application:
- Lighting, Distribution
- Approval:
- UL 489, CSA C22.2
- Installation:
- Bolt-On
MSRP $1,846.00Surplus $609.67 -
Siemens BQ2B080 Miniature Circuit Breakers (MCBs)
MSRP $503.00Surplus $79.95Siemens BQ2B080 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-8750 Brand: Siemens MPN: BQ2B080 UPC: 78364316123 Shipping Weight: 0.65 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-8750
- TS PIK:
- 115270502
- Terminal Type:
- Load Lug
- Catalog:
- SiemensAG_01698_17_1_17_7_CAT.pdf
- Data Sheet:
- SiemensAG_05381_1_DATA.pdf
- Series:
- BQ
- Short Description:
- 120/240 VAC, 80 A, 10 kA, 2-Pole, Load Lug Terminal, BQ Frame, Bolt-On, Common Trip, Molded Case Circuit Breaker
- Type:
- Molded Case, Thermal and Fixed Magnetic, Common Trip
- Size:
- 2 Inch W x 3 Inch D x 4 Inch H
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 2
- Interrupting Rating:
- 10 kA at 120/240 VAC Symmetrical (UL)
- Current Rating:
- 80 A
- Used On:
- P1/P2/P3/P4/P5 Panelboard
- Wire Size:
- 4 to 1/0 AWG (Copper), 2 to 1/0 AWG (Aluminum)
- Country of Origin:
- Mexico
- Approval:
- UL 489, CSA C22.2
MSRP $503.00Surplus $79.95 -
Siemens FXD63B080 Motor Circuit Protector (MCPs)
MSRP $6,159.00Surplus $810.17SKU: C15-7512 Brand: Siemens MPN: FXD63B080 UPC: 78364321120 Shipping Weight: 9.20 lbs. Shipping Height: 7.00 In. Shipping Length: 11.00 In. Shipping Width: 6.00 In...- SKU:
- C15-7512
- TS PIK:
- 120631995
- Frame Type:
- FD
- Current Rating:
- 80 A
- Series:
- FXD6-A
- Catalog:
- SiemensAG_01698_17_78_17_82_17_111_CAT.pdf
- Type:
- Thermal Magnetic, Non-Interchangeable Trip
- Number of Poles:
- 3
- Voltage Rating:
- 600 VAC, 500 VDC
- Interrupting Rating:
- 22 kA at 600 VAC, 18 kA at 500 VDC
- Size:
- 4.5 Inch Width x 4 Inch Depth x 9.5 Inch Height
- Maximum DC Voltage Rating:
- 500 V
- Installation/Operator:
- SiemensAG_00224_INST.pdf
- Maximum AC Voltage Rating:
- 600 V
- Short Description:
- 600 VAC 50/60 Hz, 500 VDC, 80 A, 35 kA at 480 VAC, 3-Pole, FD Frame, Thermal Magnetic Trip Unit, Non-Interchangeable Trip, Molded Case Circuit Breaker
- Country of Origin:
- Mexico
- Approval:
- UL 489, CSA C22.2, CE, Federal Specification Class 20A
MSRP $6,159.00Surplus $810.17 -
Siemens HGB3B080B Molded Case Breakers (MCCBs)
MSRP $3,000.00Surplus $836.98SKU: C15-10433 Brand: Siemens MPN: HGB3B080B UPC: 88762121986 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10433
- TS PIK:
- 125309223
- Catalog:
- SiemensAG_01796_7_7_7_33_CAT.pdf
- Type:
- Molded Case, Low Vage, Thermal and Fixed Magnetic, High Breaking Capacity
- Number of Poles:
- 3
- Interrupting Rating:
- 14 kA at 600 Star/347 VAC
- Voltage Rating:
- 600 Star/347 VAC 50/60 Hertz
- Country of Origin:
- Mexico
- Current Rating:
- 80 A
- Application:
- Lighting, Distribution
- Approval:
- UL 489
- Used On:
- P1/P2/P3/P4/P5 Panelboard
- Short Description:
- BRKR HGB 80A 3P 480Y 35K LD LUG
MSRP $3,000.00Surplus $836.98 -
Siemens Q28000S01 Miniature Circuit Breakers (MCBs) 120V
MSRP $551.00Surplus $146.25Siemens Q28000S01 Miniature Circuit Breakers (MCBs) 120V​ ARCA SKU: A13-1398 Brand: Siemens MPN: Q28000S01 UPC: 78364323954 Shipping Weight: 1.15 lbs. Shipping Height: 4.00 In...- SKU:
- A13-1398
- TS PIK:
- 21366183
- Voltage Rating:
- 120/240 VAC
- Terminal Type:
- Load Lug
- Number of Poles:
- 2
- Type:
- Thermal and Fixed Magnetic, Common Trip
- Current Rating:
- 80 A
- Catalog:
- SiemensAG_00562_1_41_1_46_1_47_CAT.pdf
- Used On:
- Loadcenter
- Interrupting Rating:
- 10 kA
- Size:
- 2 Inch W x 3 Inch D x 3-1/8 Inch H
- Short Description:
- 120/240 VAC, 80 A, 10 kA, 2-Pole, 8 to 2/0 AWG Copper/Aluminum, Load Lug Terminal, Plug-In Mount, QP Frame, 120 VAC Shunt Trip, Thermal Magnetic Trip Unit, Miniature Circuit Breaker for Load Center
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Mounting:
- Plug-On
- Data Sheet:
- SiemensAG_07045_1_DATA.pdf
- Wire Size:
- 8 to 2/0 AWG (Copper/Aluminum)
- Country of Origin:
- Mexico
- Approval:
- UL 489, CSA C22.2
MSRP $551.00Surplus $146.25
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