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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Westinghouse KDC3400F Molded Case Breakers (MCCBs)
MSRP $12,083.93Surplus $3,034.37SKU: C15-8706 Brand: Westinghouse MPN: KDC3400F UPC: 78667961166 Shipping Weight: 11.50 lbs. Shipping Height: 7.00 In. Shipping Length: 13.00 In. Shipping Width: 7.00...- SKU:
- C15-8706
- TS PIK:
- 107005141
MSRP $12,083.93Surplus $3,034.37 -
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Westinghouse KT3400T Trip Units
MSRP $1,216.84Surplus $365.05SKU: A13-1478 Brand: Westinghouse MPN: KT3400T UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- A13-1478
MSRP $1,216.84Surplus $365.05 -
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Westinghouse MT3800T Molded Case Breakers (MCCBs)
MSRP $5,274.04Surplus $1,967.19SKU: C15-8699 Brand: Westinghouse MPN: MT3800T UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-8699
MSRP $5,274.04Surplus $1,967.19 -
Westinghouse PNO-1 Circuit Breaker Accessories EA
MSRP $1,220.00Surplus $191.28SKU: C15-8752 Brand: Westinghouse MPN: PNO-1 UPC: Shipping Weight: 0.25 lbs. Shipping Height: 2.00 In. Shipping Length: 4.00 In. Shipping Width: 3.00 In. Product...- SKU:
- C15-8752
MSRP $1,220.00Surplus $191.28 -
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Westinghouse QBGF2030 Miniature Circuit Breakers (MCBs) 2P 30A
MSRP $426.98Surplus $147.08Westinghouse QBGF2030 Miniature Circuit Breakers (MCBs) 2P 30A​ ARCA SKU: C15-6714 Brand: Westinghouse MPN: QBGF2030 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In...- SKU:
- C15-6714
MSRP $426.98Surplus $147.08 -
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Westinghouse SF-423151 Molded Case Breakers (MCCBs) EB 3P 20A 240V 50/60Hz 3Ph
MSRP $470.00Surplus $85.55Westinghouse SF-423151 Molded Case Breakers (MCCBs) EB 3P 20A 240V 50/60Hz 3Ph​ ARCA SKU: C15-4527 Brand: Westinghouse MPN: SF-423151 UPC: Shipping Weight: 3.05 Shipping Height: 4...- SKU:
- C15-4527
- Voltage Rating:
- 240 V
- Current Rating:
- 20 A
- Number of Poles:
- 3
- Short Description:
- EB 3P 20A 240V 50/60Hz 3Ph
MSRP $470.00Surplus $85.55 -
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Westinghouse SF-423152 Molded Case Breakers (MCCBs) EB 3P 30A 240V 50/60Hz 3Ph
MSRP $195.00Surplus $70.20Westinghouse SF-423152 Molded Case Breakers (MCCBs) EB 3P 30A 240V 50/60Hz 3Ph​ ARCA SKU: C15-4528 Brand: Westinghouse MPN: SF-423152 UPC: Shipping Weight: 4.00 Shipping Height: 5...- SKU:
- C15-4528
- Voltage Rating:
- 240 V
- Current Rating:
- 30 A
- Number of Poles:
- 3
- Short Description:
- EB 3P 30A 240V 50/60Hz 3Ph
MSRP $195.00Surplus $70.20 -
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Westinghouse SF-423156 Miniature Circuit Breakers (MCBs) QP 3P 40A 240V 50/60Hz 3Ph
MSRP $1,400.00Surplus $263.58SKU: C15-4531 Brand: Westinghouse MPN: SF-423156 UPC: Shipping Weight: 1.05 lbs. Shipping Height: 3.00 In. Shipping Length: 3.00 In. Shipping Width: 3.00 In...- SKU:
- C15-4531
- Poles:
- 3
- Volts:
- 240 V
- Amps:
- 40 A
- Number of Phases:
- 3
- Type:
- QP
MSRP $1,400.00Surplus $263.58 -
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Westinghouse VCP-W Air Circuit Breakers (ACBs) 1200A 140V EA
MSRP $5,000.00Surplus $3,852.93SKU: C15-4323 Brand: Westinghouse MPN: VCP-W UPC: Shipping Weight: 376.00 lbs. Shipping Height: 35.00 In. Shipping Length: 36.00 In. Shipping Width: 36.00 In...- SKU:
- C15-4323
- Volts:
- 140 V
- Amps:
- 1200 A
MSRP $5,000.00Surplus $3,852.93 -
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Wiring Device-kellems HBL2410DFOIV Conduit Fittings
MSRP $77.60Surplus $17.46Wiring Device-kellems HBL2410DFOIV Conduit Fittings​ ARCA SKU: C26-2542 Brand: Wiring Device-kellems MPN: HBL2410DFOIV UPC: 783585341552 Shipping Weight: 1.80 Shipping Height: 6.00 In...- SKU:
- C26-2542
- Series:
- HBL2400D
- Type:
- Entrance End Fitting
- Approval:
- UL
- Approval:
- CSA
- Material:
- Steel
- Size:
- 7.08 Inch L x 4.72 Inch W x 2.76 Inch H
- Used On:
- HBL2400/HBL2400D Series Metal Raceway
- Finish:
- Ivory
- Short Description:
- 7.08" x 4.72" x 2.76", Ivory, Steel, Divided
- Catalog:
- Hubbell-WiringDeviceKellems_05285_T13_T15_T49_CAT.pdf
- Manufacturer Warranty:
- Hubbell-WiringDeviceKellems_00001_WARR.pdf
MSRP $77.60Surplus $17.46 -
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Zinsco QB30 Miniature Circuit Breakers (MCBs) 1P 30A 240V 50/60Hz 1Ph
MSRP $30.90Surplus $28.52Zinsco QB30 Miniature Circuit Breakers (MCBs) 1P 30A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3229 Brand: Zinsco MPN: QB30 UPC: 639720247305 Shipping Weight: 0.30 Shipping Height: 1.00 In. Shipping...- SKU:
- C15-3229
- Volts:
- 240 V
- Amps:
- 30 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- 15/16 X 16IN QUIK-BIT FLAT WOOD BORING BIT
MSRP $30.90Surplus $28.52 -
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Zinsco QC50 Miniature Circuit Breakers (MCBs) 2P 50A
MSRP $131.53Surplus $56.52Zinsco QC50 Miniature Circuit Breakers (MCBs) 2P 50A​ ARCA SKU: C15-6720 Brand: Zinsco MPN: QC50 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-6720
MSRP $131.53Surplus $56.52 -
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Zinsco QC60 Miniature Circuit Breakers (MCBs)
MSRP $131.53Surplus $47.35Zinsco QC60 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6721 Brand: Zinsco MPN: QC60 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00...- SKU:
- C15-6721
MSRP $131.53Surplus $47.35 -
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Zinsco UBIZ-0260 Miniature Circuit Breakers (MCBs) RC 2P 60A 240V 50/60Hz 1Ph
MSRP $61.00Surplus $30.19Zinsco UBIZ-0260 Miniature Circuit Breakers (MCBs) RC 2P 60A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3860 Brand: Zinsco MPN: UBIZ-0260 UPC: 094925030372 Shipping Weight: 0.45 Shipping Height: 1.00...- SKU:
- C15-3860
- Series:
- Series UBIZ
- Type:
- Thin
- Approval:
- ETL (Canada and US)
- Size:
- 5.63 Inch Length x 0.75 Inch Width x 2.53 Inch Height
- Volts:
- 120/240 V
- Amps:
- 32 A
- Used On:
- Zinsco RC Series Loadcenter
- Poles:
- 2
- Mounting:
- Plug-In
- Interrupting Rating:
- 10000 A
- Short Description:
- 120/240 V, 60 A, 2-Pole, Plug-In, Thin
- Catalog:
- CONCUTE00010_2_1.pdf
MSRP $61.00Surplus $30.19 -
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Zinsco ZINSCO Miniature Circuit Breakers (MCBs) 2P 40A
MSRP $132.74Surplus $46.16Zinsco ZINSCO Miniature Circuit Breakers (MCBs) 2P 40A​ ARCA SKU: E30-11495 Brand: Zinsco MPN: ZINSCO UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- E30-11495
MSRP $132.74Surplus $46.16 -
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Westinghouse HQP2020 Miniature Circuit Breakers (MCBs) 2P 20A 120V EA
MSRP $163.78Surplus $7.03Westinghouse HQP2020 Miniature Circuit Breakers (MCBs) 2P 20A 120V EA​ ARCA SKU: C15-5581 Brand: Westinghouse MPN: HQP2020 UPC: 78667934390 Shipping Weight: 0.55 lbs. Shipping...- SKU:
- C15-5581
- TS PIK:
- 21509588
- Terminal Type:
- Plug-On
- Catalog:
- Eaton_03771_V4T1_5_V4T1_6_CAT.pdf
- Short Description:
- 120/240 VAC, 20 A, 10 kA, 2-Pole, Female Clip Terminal, Plug-On Mount, Thermal Magnetic, Miniature, Circuit Breaker
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 20 A
- Type:
- Thermal Magnetic
- Number of Poles:
- 2
- Series:
- HQP
- Wire Size:
- 14 to 4 AWG Aluminum/Copper (Load)
- Interrupting Rating:
- 10000 A at 120/240 VAC, 5000 A at 24 to 48/62.5/80 VDC
- Mounting:
- Plug-On
- Country of Origin:
- Dominican Republic
- Main Category:
- Miniature Circuit Breakers (MCBs)
MSRP $163.78Surplus $7.03 -
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Eaton BW2200 Main Breakers
MSRP $526.13Surplus $55.15Eaton BW2200 Main Breakers​ ARCA SKU: C15-1708 Brand: Eaton MPN: BW2200 UPC: 786676460552 Shipping Weight: 2.70 lbs. Shipping Height: 5.00 In. Shipping Length: 7.00 In...- SKU:
- C15-1708
- Series:
- BW
- Type:
- Main
- Approval:
- UL 489
- Volts:
- 208 VAC Star/120 VAC
- Amps:
- 32 A
- Used On:
- ECB Unit Enclosure
- Poles:
- 2
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 2 AWG to 300 KCMIL (Copper/Aluminum)
- Current Rating:
- 200 A
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
- Short Description:
- 208 Star/120 VAC, 240 VAC, 200 A, 10 kA, 2-Pole, Plug-On Mount, Main, Circuit Breaker
- Catalog:
- Eaton_36620_V1T4_37_V1T4_38_V1T4_56_V1T4_60_CAT.pdf
- TS PIK:
- 21494728
MSRP $526.13Surplus $55.15 -
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THQL1120AF Miniature Circuit Breakers (MCBs) THQL 1P 20A 120V
MSRP $249.17Surplus $19.31THQL1120AF Miniature Circuit Breakers (MCBs) THQL 1P 20A 120V​ ARCA SKU: C15-3945 Brand: MPN: THQL1120AF UPC: 783164267488 Shipping Weight: 0.45 Shipping Height: 1.00 In. Shipping...- SKU:
- C15-3945
- Type:
- Plug-On Mount
- Terminal Type:
- ‎AFCI
- Voltage Rating:
- 120 VAC
- Short Description:
- ARC Fault Circuit Breaker, 20A 120VAC Single Pole AFCI
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_4_6_5_6_8_6_31_CAT.pdf
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00500_1_CAD.pdf
- Current Rating:
- 20 A
- Number of Poles:
- 1
- Interrupting Rating:
- 10 kA at 120/240 VAC
MSRP $249.17Surplus $19.31 -
Eaton BRP120AF Miniature Circuit Breakers (MCBs)
MSRP $130.00Surplus $37.34Eaton BRP120AF Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-1349 Brand: Eaton MPN: BRP120AF UPC: 78668904102 Shipping Weight: 0.45 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-1349
- Approval:
- UL
- Size:
- 1 Inch Width x 2.56 Inch Depth x 1.1 Inch Height
- Volts:
- 120 VAC
- Amps:
- 32 A
- Interrupting Rating:
- 10 kA
- Enclosure:
- Indoor/Outdoor
- Terminal Type:
- Plug-On
- Application:
- BR Load Center
- Wire Size:
- 14 to 8 AWG (Copper/Aluminum)
- Poles:
- 1
- Short Description:
- 120 VAC, 20 A, 1-Pole, 10 kA, Plug-On Neutral, Wide
- Catalog:
- Eaton_00001_V1T1_50_V1T1_86_CAT.pdf
- Installation/Operator:
- Eaton_00005_INST.pdf
- CAD Drawing:
- Eaton_41108_1_CAD.pdf
- TS PIK:
- 127414229
- Voltage Rating:
- 120 VAC
- Current Rating:
- 20 A
- Type:
- Plug-On Neutral, Wide
- Mounting:
- Plug-On
- Number of Poles:
- 1
- Series:
- BR
- Country of Origin:
- Dominican Republic
MSRP $130.00Surplus $37.34 -
Eaton GFTCB250CS Miniature Circuit Breakers (MCBs) GF 2P 50A 240V 50/60Hz 1Ph
MSRP $692.77Surplus $129.39Eaton GFTCB250CS Miniature Circuit Breakers (MCBs) GF 2P 50A 240V 50/60Hz 1Ph​ ARCA SKU: C15-2806 Brand: Eaton MPN: GFTCB250CS UPC: 786680148712 Shipping Weight: 0.85 Shipping Height: 3.00...- SKU:
- C15-2806
- Series:
- GF
- Volts:
- 240 V
- Amps:
- 50 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON BR GFCI CIRCUIT BREAKER,GROUND FAULT PERSONNEL PROTECTION CIRCUIT BREAKERS
- Number of Poles:
- 2
- Country of Origin:
- Dominican Republic
MSRP $692.77Surplus $129.39
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