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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Abb SU201M-K6 Miniature Circuit Breakers (MCBs) 1P 6A 240V
MSRP $114.35Surplus $31.68Abb SU201M-K6 Miniature Circuit Breakers (MCBs) 1P 6A 240V​ ARCA SKU: C15-4029 Brand: ABB MPN: SU201M-K6 UPC: 888614423107 Shipping Weight: 0.30 Shipping Height: 1.00 In. Shipping...- SKU:
- C15-4029
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Approval:
- CE
- Amps:
- 6 A
- Interrupting Rating:
- 10 kA
- Mounting:
- DIN Rail
- Poles:
- 1
- Size:
- 69 Millimeter Length x 17.5 Millimeter Width x 111 Millimeter Height
- Terminal Type:
- Failsafe Bi-Directional Cylinder Lift Double ClA Screw
- Type:
- Current Limiting
- Used On:
- Motor
- Volts:
- 480 Star/277 VAC 50/60 Hertz
- Volts:
- 48/96 VDC
- Gauge:
- 18 to 4 AWG (Conductor)
- Gauge:
- 18 to 8 AWG (Busbar)
- Short Description:
- 69 MM x 17.5 MM x 111
- Wire Size:
- 18 to 4 AWG (Conductor), 18 to 8 AWG (Busbar)
- Catalog:
- ABBInstallationProducts_00808_4_6_CAT.pdf
- Current Rating:
- 6 A
- Data Sheet:
- ABBInstallationProducts_00911_1-7_10_DATA.pdf
- Number of Poles:
- 1
- Voltage Rating:
- 480 Star/277 VAC 50/60 Hertz, 48/96 VDC
- Installation/Operator:
- ABBInstallationProducts_00074_INST.pdf
MSRP $114.35Surplus $31.68 -
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Abb T1B020TL-1 Molded Case Breakers (MCCBs) T1B 1P 20A 277V 50/60Hz 1Ph T1 Frame
MSRP $709.24Surplus $173.91Abb T1B020TL-1 Molded Case Breakers (MCCBs) T1B 1P 20A 277V 50/60Hz 1Ph T1 Frame​ ARCA SKU: C15-3542 Brand: ABB MPN: T1B020TL-1 UPC: 662019930886 Shipping Weight: 0.85 Shipping Height: 2...- SKU:
- C15-3542
- Frame Type:
- T1
- Voltage Rating:
- 277 V
- Current Rating:
- 20 A
- Number of Poles:
- 1
- Short Description:
- T1B 1P 20A 277V 50/60Hz 1Ph T1 Frame
MSRP $709.24Surplus $173.91 -
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ABB THHQB1115GFT Miniature Circuit Breakers (MCBs)
MSRP $179.20Surplus $275.20SKU: C15-11841 Brand: ABB MPN: THHQB1115GFT UPC: 78316448550 Shipping Weight: 2.00 lbs. Shipping Height: 4.00 In. Shipping Length: 4.00 In. Shipping Width: 2.00 In...- SKU:
- C15-11841
- TS PIK:
- 126210864
- Number of Poles:
- 1
- Current Rating:
- 15 A
- Approval:
- UL
- Short Description:
- 120 VAC, 15 A, 22 kA, 1-Pole, Q-Line Frame, Bolt-On Terminal, Thermal Magnetic, Compact, Non-Interchangeable Circuit Breaker
- Terminal Type:
- Bolt-On
- Frame Type:
- Q-Line
- Type:
- Thermal Magnetic, Compact
- Maximum AC Voltage Rating:
- 120 V
- Interrupting Rating:
- 22 kA at 120 VAC
- Voltage Rating:
- 120 VAC
MSRP $179.20Surplus $275.20 -
Allen Bradley 1492-ACBH1 Miniature Circuit Breakers (MCBs) 1P 6A
MSRP $20.42Surplus $23.51Allen Bradley 1492-ACBH1 Miniature Circuit Breakers (MCBs) 1P 6A​ ARCA SKU: C15-8890 Brand: Allen Bradley MPN: 1492-ACBH1 UPC: 106624681913 Shipping Weight: 0.30 lbs. Shipping...- SKU:
- C15-8890
- Number of Poles:
- 1
MSRP $20.42Surplus $23.51 -
Allen Bradley 1492-CB2H160 Miniature Circuit Breakers (MCBs) 2P 16A
MSRP $269.54Surplus $90.17Allen Bradley 1492-CB2H160 Miniature Circuit Breakers (MCBs) 2P 16A​ ARCA SKU: C15-8891 Brand: Allen Bradley MPN: 1492-CB2H160 UPC: 10662468190678 Shipping Weight: 0.60 lbs. Shipping...- SKU:
- C15-8891
- Number of Poles:
- 1
MSRP $269.54Surplus $90.17 -
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Allen Bradley 1492-GH050 Din Rail Mounted Circuit Breakers EA
MSRP $1,361.30Surplus $103.20Allen Bradley 1492-GH050 Din Rail Mounted Circuit Breakers EA​ ARCA SKU: C15-5160 Brand: Allen Bradley MPN: 1492-GH050 UPC: Shipping Weight: 0.10 Shipping Height: 1.00 In. Shipping...- SKU:
- C15-5160
- Series:
- 1492
- Type:
- Thermal Magnetic
- Approval:
- UL 1077
- Approval:
- CSA C22.2
- Approval:
- CE
- Approval:
- VDE
- Volts:
- 250 VAC at 50/60 Hertz
- Amps:
- 32 A
- Poles:
- 1
- Short Description:
- 250 VAC 50/60 Hz, 65 VDC, 5 A, Glass Filled Polyamide 6.6 Housing, Tubular Screw, Self-Lifting Box Lug, Push to Set, High Density, 2-Button Operation, 1-Pole
- Catalog:
- RockwellAutomation-AllenBradley_00035_118-122_CAT.pdf
- CAD Drawing:
- RockwellAutomation-AllenBradley_00259_1_CAD.pdf
- CAD Drawings:
- RockwellAutomation-AllenBradley_00259_1_CAD.pdf
- Voltage Rating:
- 250 VAC
- Current Rating:
- 5 A
- Number of Poles:
- 1
- Mounting:
- DIN Rail
MSRP $1,361.30Surplus $103.20 -
Allen Bradley 1492-GHD070 Miniature Circuit Breakers (MCBs) 2P 7A
MSRP $186.50Surplus $55.70Allen Bradley 1492-GHD070 Miniature Circuit Breakers (MCBs) 2P 7A​ ARCA SKU: C15-8893 Brand: Allen Bradley MPN: 1492-GHD070 UPC: 10662073341939 Shipping Weight: 0.30 lbs. Shipping...- SKU:
- C15-8893
- Number of Poles:
- 1
MSRP $186.50Surplus $55.70 -
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Allen Bradley 1492-MCGAT120 Miniature Circuit Breakers (MCBs)
MSRP $638.14Surplus $167.89Allen Bradley 1492-MCGAT120 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-5355 Brand: Allen Bradley MPN: 1492-MCGAT120 UPC: Shipping Weight: 0.50 lbs. Shipping Height: 2.00 In...- SKU:
- C15-5355
- Number of Poles:
- 1
MSRP $638.14Surplus $167.89 -
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ALTECH 1G10U/15.015U Miniature Circuit Breakers (MCBs) EA
MSRP $74.87Surplus $28.10ALTECH 1G10U/15.015U Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-8805 Brand: Altech MPN: 1G10U/15.015U UPC: Shipping Weight: 0.30 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-8805
- Number of Poles:
- 1
MSRP $74.87Surplus $28.10 -
Altech 1G10UM Miniature Circuit Breakers (MCBs) 1P 10A 277VAC
MSRP $34.03Surplus $6.02Altech 1G10UM Miniature Circuit Breakers (MCBs) 1P 10A 277VAC​ ARCA SKU: C15-4780 Brand: Altech MPN: 1G10UM UPC: Shipping Weight: 0.30 Shipping Height: 1.00 In. Shipping...- SKU:
- C15-4780
- Volts:
- 277 VAC
- Amps:
- 10 A
- Poles:
- 1
- Number of Poles:
- 1
MSRP $34.03Surplus $6.02 -
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ALTECH 1GU30/15.022U Miniature Circuit Breakers (MCBs) EA
MSRP $38.12Surplus $13.72ALTECH 1GU30/15.022U Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-8817 Brand: Altech MPN: 1GU30/15.022U UPC: Shipping Weight: 0.35 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-8817
- Number of Poles:
- 1
MSRP $38.12Surplus $13.72 -
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Buchanan CBB0200 Miniature Circuit Breakers (MCBs) EA
MSRP $332.16Surplus $35.76Buchanan CBB0200 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-11025 Brand: Buchanan MPN: CBB0200 UPC: Shipping Weight: 0.15 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-11025
- Number of Poles:
- 1
MSRP $332.16Surplus $35.76 -
Cbi QL-1-13-DM-KM-2A-LW Miniature Circuit Breakers (MCBs) 1P 2A 240V 50/60Hz
MSRP $176.97Surplus $13.10Cbi QL-1-13-DM-KM-2A-LW Miniature Circuit Breakers (MCBs) 1P 2A 240V 50/60Hz​ ARCA SKU: C15-4646 Brand: Cbi MPN: QL-1-13-DM-KM-2A-LW UPC: Shipping Weight: 0.25 Shipping Height: 1.00 In...- SKU:
- C15-4646
- Volts:
- 240 V
- Amps:
- 2 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Number of Poles:
- 1
- Series:
- QL
- Country of Origin:
- United States
MSRP $176.97Surplus $13.10 -
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Cbi QL18KM10 Miniature Circuit Breakers (MCBs) 1P 12.5A 240V 50/60Hz
MSRP $74.87Surplus $13.99Cbi QL18KM10 Miniature Circuit Breakers (MCBs) 1P 12.5A 240V 50/60Hz​ ARCA SKU: C15-4644 Brand: Cbi MPN: QL18KM10 UPC: Shipping Weight: 0.20 Shipping Height: 2.00 In. Shipping...- SKU:
- C15-4644
- Volts:
- 240 V
- Amps:
- 12.5 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Number of Poles:
- 1
- Series:
- QL
MSRP $74.87Surplus $13.99 -
Challenger C115 Miniature Circuit Breakers (MCBs) 1P 15A 50/60Hz 1Ph EA
MSRP $136.13Surplus $20.66Challenger C115 Miniature Circuit Breakers (MCBs) 1P 15A 50/60Hz 1Ph EA​ ARCA SKU: C15-8216 Brand: Challenger MPN: C115 UPC: Shipping Weight: 0.80 lbs. Shipping Height: 4.00 In...- SKU:
- C15-8216
- Short Description:
- 12 to 10 AWG, #10 Stud, 600 V, Metallic, Electrolytic Tin Plated Copper, Non-Insulated, Serrated Brazed Seam Barrel, Electrical, Fork Terminal (500 per Pack)
- Type:
- Standard
- Catalog:
- ABB-StaKon_00078_23_26_CAT.pdf
- Number of Poles:
- 1
- Approval:
- UL, CSA
- Country of Origin:
- United States
MSRP $136.13Surplus $20.66 -
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Challenger C120 Miniature Circuit Breakers (MCBs) 1P 20A 50/60Hz 1Ph EA
MSRP $32.14Surplus $10.03Challenger C120 Miniature Circuit Breakers (MCBs) 1P 20A 50/60Hz 1Ph EA​ ARCA SKU: C15-5783 Brand: Challenger MPN: C120 UPC: Shipping Weight: 1.60 lbs. Shipping Height: 4.00 In...- SKU:
- C15-5783
- Type:
- Hand-Held Oscilloscope
- Short Description:
- Heavy Duty, Oscilloscope Hard Carrying Case for Fluke-725 Multifunction Calibrator
- Size:
- 397 Millimeter Width x 128 Millimeter Depth x 346 Millimeter Height
- Number of Poles:
- 1
MSRP $32.14Surplus $10.03 -
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Challenger CBBGF1020 Miniature Circuit Breakers (MCBs)
MSRP $275.46Surplus $18.02Challenger CBBGF1020 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-5789 Brand: Challenger MPN: CBBGF1020 UPC: Shipping Weight: 0.45 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-5789
- Number of Poles:
- 1
MSRP $275.46Surplus $18.02 -
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Crouse-Hinds BAB1070 Miniature Circuit Breakers (MCBs)
MSRP $186.31Surplus $72.42Crouse-Hinds BAB1070 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-5422 Brand: Crouse-Hinds MPN: BAB1070 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-5422
- TS PIK:
- 21508676
- Short Description:
- 120/240 VAC, 70 A, 10 kA, 1-Pole, Extended Tang Line/Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature, Circuit Breaker
- Current Rating:
- 70 A
- Series:
- BAB
- Type:
- Thermal Magnetic
- Number of Poles:
- 1
- Terminal Type:
- Extended Tang Line Terminal, Box Lug Load Terminal
- Voltage Rating:
- 120/240 VAC
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10000 A at 120/240 VAC, 5000 A at 24 to 48 VDC, 2500 A at 62.5 VDC
- Wire Size:
- 8 to 1/0 AWG (Aluminum/Copper, Load)
- Catalog:
- Eaton_03771_V4T1_11_V4T1_12_V4T1_46_CAT.pdf
MSRP $186.31Surplus $72.42 -
Crouse-Hinds BABRP1025 Miniature Circuit Breakers (MCBs)
MSRP $963.05Surplus $319.93SKU: E30-7024 Brand: Crouse-Hinds MPN: BABRP1025 UPC: 78211606231 Shipping Weight: 0.55 lbs. Shipping Height: 2.00 In. Shipping Length: 7.00 In. Shipping Width: 4.00...- SKU:
- E30-7024
- Short Description:
- EATON TYPE BAB REMOTELY OPERATED BOLT-ON CIRCUIT BREAKER, 25A, SINGLE-POLE, 120V
- Mounting:
- Bolt-On
- Number of Poles:
- 1
- Country of Origin:
- Dominican Republic
MSRP $963.05Surplus $319.93 -
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Crouse-Hinds BR115AF Miniature Circuit Breakers (MCBs)
MSRP $312.83Surplus $143.03Crouse-Hinds BR115AF Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-5430 Brand: Crouse-Hinds MPN: BR115AF UPC: 78211423149 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In...- SKU:
- C15-5430
- TS PIK:
- 115463477
- Type:
- Branch Feeder
- Voltage Rating:
- 120/240 VAC
- Interrupting Rating:
- 10 kA
- Used On:
- BR Type Load Center
- Series:
- BR
- Mounting:
- Plug-On
- Catalog:
- Eaton_36650_V1T1_76_V1T1_78_CAT.pdf
- Short Description:
- 120/240 VAC, 15 A, 10 kA, 1-Pole, Plug-On Mount, Branch Feeder, Arc Fault Circuit Breaker
- Current Rating:
- 15 A
- Size:
- 1 Inch Width
- Number of Poles:
- 1
- Poles:
- 1
- Construction Feature:
- Arc Fault Circuit Interrupter
- Approval:
- UL 1699
MSRP $312.83Surplus $143.03
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