
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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Eaton QC4025HT Miniature Circuit Breakers (MCBs) QC 2P 25A 120/240V 50/60Hz 1Ph EA
MSRP $1,318.68Surplus $655.34SKU: C15-5001 Brand: Eaton MPN: QC4025HT UPC: 78211498236 Shipping Weight: 0.62 lbs. Shipping Height: 4.00 In. Shipping Length: 4.00 In. Shipping Width: 4.00 In...- SKU:
- C15-5001
MSRP $1,318.68Surplus $655.34 -
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Eaton QC6BP Circuit Breaker Accessories
MSRP $120.00Surplus $47.47SKU: C15-3554 Brand: Eaton MPN: QC6BP UPC: 786679491850 Shipping Weight: 2.75 lbs. Shipping Height: 6.00 In. Shipping Length: 8.00 In. Shipping Width: 8.00 In...- SKU:
- C15-3554
- Mounting:
- 0
- Number of Breakers:
- 0
- Poles:
- 6
- Type:
- Base Mounting Plate
- Used On:
- Quicklag Miniature Circuit Breaker
- Short Description:
- 6-Pole, Base Mounting, Circuit Breaker Mounting Plate
- Specification/Technical:
- Eaton_09663_1_SPEC.pdf
- TS PIK:
- 123209608
- Catalog:
- Eaton_03771_V4T1_43_CAT.pdf
MSRP $120.00Surplus $47.47 -
Eaton QC6BP-SCREW Circuit Breaker Accessories 12PK
MSRP $7.00Surplus $1.45Eaton QC6BP-SCREW Circuit Breaker Accessories 12PK​ ARCA SKU: C15-4659 Brand: Eaton MPN: QC6BP-SCREW UPC: Shipping Weight: 0.20 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-4659
- UOM:
- BOX
- Type:
- Mounting Hardware
- Box Quantity:
- 12
- Country of Origin:
- Dominican Republic ​
MSRP $7.00Surplus $1.45 -
Eaton QC6BP10 Circuit Breaker Accessories 10BOX
MSRP $17.46Surplus $6.03Eaton QC6BP10 Circuit Breaker Accessories 10BOX​ ARCA SKU: C15-9358 Brand: Eaton MPN: QC6BP10 UPC: Shipping Weight: 2.60 lbs. Shipping Height: 7.00 In. Shipping...- SKU:
- C15-9358
- TS PIK:
- 123209608
- Short Description:
- EATON BREAKER, MOUNTING PLATE,QC,SIX-POLE,CABLE-IN/CABLE-OUT,BULK PACK
- Country of Origin:
- Dominican Republic
MSRP $17.46Surplus $6.03 -
Eaton QCD1010 Miniature Circuit Breakers (MCBs) QCD 1P 10A 240V 50/60Hz 1Ph
MSRP $79.50Surplus $9.98Eaton QCD1010 Miniature Circuit Breakers (MCBs) QCD 1P 10A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1635 Brand: Eaton MPN: QCD1010 UPC: 786679135716 Shipping Weight: 0.42 Shipping Height: 1.25 In...- SKU:
- C15-1635
- Approval:
- UL 489
- Approval:
- CSA
- Amps:
- 10 A
- Interrupting Rating:
- 10000 A at 120/240 VAC
- Interrupting Rating:
- 3000 Amp at 24/48/62.5 Volt DC
- Poles:
- 1
- Size:
- 3.25 Inch Width x 5 Inch Depth x 1.25 Inch Height
- Terminal Type:
- Thermal Magnetic
- Type:
- Cable-In/Cable-Out
- Type:
- Non-Interchangeable Trip
- Type:
- Miniature
- Volts:
- 120/240 VAC
- Volts:
- 24/48/62.5 VDC
- Gauge:
- 14 to 4 AWG Copper/Aluminum (Standard Load)
- Number of Poles:
- 1
- Wire Size:
- 14 to 4 AWG Copper/Aluminum (Standard Load)
- Current Rating:
- 10 A
- Catalog:
- Eaton_03771_V4T1_3-V4T1_46_CAT.pdf
- Voltage Rating:
- 120/240 VAC, 24/48/62.5 VDC
- Short Description:
- QCD BkR 1P 10A W/ D/R MTG 120/240VAC
- Country of Origin:
- Dominican Republic
MSRP $79.50Surplus $9.98 -
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Eaton QCD123PLOFF Circuit Breaker Accessories 10PK
MSRP $277.80Surplus $47.62Eaton QCD123PLOFF Circuit Breaker Accessories 10PK​ ARCA SKU: C15-9254 Brand: Eaton MPN: QCD123PLOFF UPC: 786685254517 Shipping Weight: 0.25 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-9254
MSRP $277.80Surplus $47.62 -
Eaton QCD2070 Miniature Circuit Breakers (MCBs) QCD 2P 70A 240V 50/60Hz 1Ph
MSRP $324.00Surplus $90.95Eaton QCD2070 Miniature Circuit Breakers (MCBs) QCD 2P 70A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3926 Brand: Eaton MPN: QCD2070 UPC: 786679135976 Shipping Weight: 0.90 Shipping Height: 2.00 In...- SKU:
- C15-3926
- Series:
- Quicklag
- Volts:
- 240 V
- Amps:
- 70 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- QCD BKR 2P 70A W/ D/R MTG 120/240VAC
- Country of Origin:
- Dominican Republic
MSRP $324.00Surplus $90.95 -
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Eaton QCD3015H Miniature Circuit Breakers (MCBs) QCD 3P 15A 240V 50/60Hz 3Ph
MSRP $560.00Surplus $147.62Eaton QCD3015H Miniature Circuit Breakers (MCBs) QCD 3P 15A 240V 50/60Hz 3Ph​ ARCA SKU: C15-2523 Brand: Eaton MPN: QCD3015H UPC: 786679137390 Shipping Weight: 1.00 Shipping Height: 1.00 In...- SKU:
- C15-2523
- Series:
- Quicklag
- Volts:
- 240 V
- Amps:
- 15 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Short Description:
- QCD BKR 3P 15A W/ D/R MTG 240VAC
MSRP $560.00Surplus $147.62 -
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Eaton QCF1010 Miniature Circuit Breakers (MCBs) QCF 1P 10A 240V 50/60Hz 1Ph
MSRP $70.00Surplus $35.64Eaton QCF1010 Miniature Circuit Breakers (MCBs) QCF 1P 10A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3321 Brand: Eaton MPN: QCF1010 UPC: 786679143001 Shipping Weight: 0.30 Shipping Height: 2.00 In...- SKU:
- C15-3321
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- Cable-In
- Mounting:
- Cable-Out
- Interrupting Rating:
- 10000 A at 120/240 VAC
- Interrupting Rating:
- 3000 A at 24 to 48 VDC
- Interrupting Rating:
- 3800 A at 62.5 VDC
- Terminal Type:
- Box Lug
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 10 A, 10 kA, 1-Pole, Box Lug Terminal, Cable-In/Out Front Mount, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_23_V4T1_25_CAT.pdf
MSRP $70.00Surplus $35.64 -
Eaton QCF1010T Din Rail Mounted Circuit Breakers EA
MSRP $128.00Surplus $24.00Eaton QCF1010T Din Rail Mounted Circuit Breakers EA​ ARCA SKU: C15-9705 Brand: Eaton MPN: QCF1010T UPC: 10782114154592 Shipping Weight: 0.25 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-9705
- TS PIK:
- 115284900
- Number of Poles:
- 1
- Current Rating:
- 10 A
- Mounting:
- DIN Rail
- Country of Origin:
- Dominican Republic
- Short Description:
- is a 1-pole, 10A thermal-magnetic miniature circuit breaker designed for DIN rail mounting. It features a compact 1/2-inch width and is suitable for industrial applications requiring reliable overcurrent protection.​
- Series:
- QCF
- Poles:
- 1
- Type:
- Thermal Magnetic
- Voltage Rating:
- 120/240 VAC
- Interrupting Rating:
- 10 kA
MSRP $128.00Surplus $24.00 -
Eaton QCF1015T Din Rail Mounted Circuit Breakers
MSRP $127.40Surplus $23.26SKU: C15-11127 Brand: Eaton MPN: QCF1015T UPC: 78211415460 Shipping Weight: 0.25 lbs. Shipping Height: 2.00 In. Shipping Length: 5.00 In. Shipping Width: 4.00 In...- SKU:
- C15-11127
- TS PIK:
- 115284902
MSRP $127.40Surplus $23.26 -
Eaton QCF1020 Miniature Circuit Breakers (MCBs) QCF 1P 20A 240V 50/60Hz 1Ph EA
MSRP $74.85Surplus $24.86Eaton QCF1020 Miniature Circuit Breakers (MCBs) QCF 1P 20A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-2546 Brand: Eaton MPN: QCF1020 UPC: 786679143063 Shipping Weight: 0.30 lbs. Shipping...- SKU:
- C15-2546
- Series:
- QCF
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- Cable-In/Cable-Out
- Interrupting Rating:
- 10000 A at 120/240 VAC
- Interrupting Rating:
- 3000 Amp at 24 to 48 Volt DC
- Interrupting Rating:
- 3800 Amp at 62.5 Volt DC
- Terminal Type:
- Box Lug
- Wire Size:
- 14 to 4 AWG (Copper/Aluminum)
- Short Description:
- 120/240 VAC, 20 A, 10 kA, 1-Pole, Box Lug Terminal, Cable-In/Out Front Mount, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_23_V4T1_25_CAT.pdf
- TS PIK:
- 106998216
- Number of Poles:
- 1
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 20 A
- Country of Origin:
- Dominican Republic
MSRP $74.85Surplus $24.86 -
Eaton QCF1030 Miniature Circuit Breakers (MCBs) QCF 1P 30A 240V 50/60Hz 1Ph
MSRP $85.00Surplus $35.64Eaton QCF1030 Miniature Circuit Breakers (MCBs) QCF 1P 30A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3779 Brand: Eaton MPN: QCF1030 UPC: 786679143124 Shipping Weight: 0.30 Shipping Height: 1.00 In...- SKU:
- C15-3779
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- Cable-In
- Mounting:
- Cable-Out
- Interrupting Rating:
- 10000 A at 120/240 VAC
- Interrupting Rating:
- 3000 A at 24 to 48 VDC
- Interrupting Rating:
- 3800 A at 62.5 VDC
- Terminal Type:
- Box Lug
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 30 A, 10 kA, 1-Pole, Box Lug Terminal, Cable-In/Out Front Mount, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_23_V4T1_25_CAT.pdf
- Country of Origin:
- Dominican Republic
MSRP $85.00Surplus $35.64 -
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Eaton QCF1040 Miniature Circuit Breakers (MCBs) QCF 1P 40A 120V 50/60Hz 1Ph
MSRP $77.00Surplus $19.90Eaton QCF1040 Miniature Circuit Breakers (MCBs) QCF 1P 40A 120V 50/60Hz 1Ph​ ARCA SKU: C15-2547 Brand: Eaton MPN: QCF1040 UPC: 786679143162 Shipping Weight: 0.31 Shipping Height: 1.20 In...- SKU:
- C15-2547
- Series:
- QCF
- Volts:
- 120 V
- Amps:
- 40 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON QUICKLAG TYPE QCF 1/2-INCH INDUSTRIAL THERMAL-MAGNETIC CIRCUIT BREAKER,IND
MSRP $77.00Surplus $19.90 -
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Eaton QCF1050 Miniature Circuit Breakers (MCBs) QCF 1P 50A 240V 50/60Hz 1Ph
MSRP $65.50Surplus $29.73Eaton QCF1050 Miniature Circuit Breakers (MCBs) QCF 1P 50A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1639 Brand: Eaton MPN: QCF1050 UPC: 786679143209 Shipping Weight: 0.30 Shipping Height: 2.00 In...- SKU:
- C15-1639
- Approval:
- UL 489/E7819
- Approval:
- CSA LR48907
- Amps:
- 50 A
- Interrupting Rating:
- 10000 A at 120/240 VAC
- Interrupting Rating:
- 3000 Amp at 24/48/62.5 Volt DC
- Mounting:
- Front
- Poles:
- 1
- Size:
- 3 Inch Width x 4.6 Inch Depth x 1.2 Inch Height
- Terminal Type:
- Steel Box Lug Standard Load
- Type:
- Thermal Magnetic
- Type:
- Cable-In/Cable-Out
- Type:
- Non-Interchangeable Trip
- Type:
- Miniature
- Volts:
- 120/240 VAC
- Volts:
- 24/48/62.5 VDC
- Gauge:
- 14 to 4 AWG Copper/Aluminum (Standard Load)
- Voltage Rating:
- 120/240 VAC, 24/48/62.5 VDC
- Number of Poles:
- 1
- Wire Size:
- 14 to 4 AWG Copper/Aluminum (Standard Load)
- Current Rating:
- 50 A
- Catalog:
- Eaton_03771_V4T1_3-V4T1_46_CAT.pdf
MSRP $65.50Surplus $29.73 -
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Eaton QCF2010 Miniature Circuit Breakers (MCBs) QCF 2P 10A 240V 50/60Hz 1Ph
MSRP $139.00Surplus $67.70Eaton QCF2010 Miniature Circuit Breakers (MCBs) QCF 2P 10A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1989 Brand: Eaton MPN: QCF2010 UPC: 786679143261 Shipping Weight: 0.31 Shipping Height: 1.20 In...- SKU:
- C15-1989
- Approval:
- UL 489/E7819
- Approval:
- CSA LR48907
- Amps:
- 10 A
- Interrupting Rating:
- 10000 A at 120/240 VAC
- Interrupting Rating:
- 3000 Amp at 24/48/62.5 Volt DC
- Mounting:
- Front
- Poles:
- 2
- Size:
- 3 Inch Width x 4.6 Inch Depth x 1.2 Inch Height
- Terminal Type:
- Steel Box Lug Standard Load
- Type:
- Fixed Thermal Magnetic
- Type:
- Cable-In/Cable-Out
- Type:
- Miniature
- Volts:
- 120/240 VAC
- Volts:
- 24/48/62.5 VDC
- Gauge:
- 14 to 4 AWG Copper/Aluminum (Standard Load)
- Wire Size:
- 14 to 4 AWG Copper/Aluminum (Standard Load)
- Catalog:
- Eaton_03771_V4T1_3-V4T1_46_CAT.pdf
- Voltage Rating:
- 120/240 VAC, 24/48/62.5 VDC
- Current Rating:
- 10 A
- Number of Poles:
- 2
MSRP $139.00Surplus $67.70 -
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Eaton QCF2015 Miniature Circuit Breakers (MCBs) QCF 2P 15A 240V 50/60Hz 1Ph
MSRP $145.00Surplus $61.05Eaton QCF2015 Miniature Circuit Breakers (MCBs) QCF 2P 15A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3143 Brand: Eaton MPN: QCF2015 UPC: 786679143285 Shipping Weight: 0.55 Shipping Height: 1.20 In...- SKU:
- C15-3143
- Approval:
- UL 489/E7819
- Approval:
- CSA LR48907
- Amps:
- 15 A
- Interrupting Rating:
- 10000 A at 120/240 VAC
- Interrupting Rating:
- 3000 Amp at 24/48/62.5 Volt DC
- Mounting:
- Front
- Poles:
- 2
- Size:
- 3 Inch Width x 4.6 Inch Depth x 1.2 Inch Height
- Terminal Type:
- Steel Box Lug Standard Load
- Type:
- Fixed Thermal Magnetic
- Type:
- Cable-In/Cable-Out
- Type:
- Miniature
- Volts:
- 120/240 VAC
- Volts:
- 24/48/62.5 VDC
- Gauge:
- 14 to 4 AWG Copper/Aluminum (Standard Load)
- Voltage Rating:
- 120/240 VAC, 24/48/62.5 VDC
- Number of Poles:
- 2
- Current Rating:
- 15 A
- Wire Size:
- 14 to 4 AWG Copper/Aluminum (Standard Load)
- Catalog:
- Eaton_03771_V4T1_3-V4T1_46_CAT.pdf
- Short Description:
- EATON QUICKLAG TYPE QCF 1/2-INCH INDUSTRIAL THERMAL-MAGNETIC CIRCUIT BREAKER,IND
MSRP $145.00Surplus $61.05 -
Eaton QCF2020 Din Rail Mounted Circuit Breakers EA
MSRP $165.69Surplus $56.41Eaton QCF2020 Din Rail Mounted Circuit Breakers EA​ ARCA SKU: C15-9240 Brand: Eaton MPN: QCF2020 UPC: 10786679143305 Shipping Weight: 0.55 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-9240
- Terminal Type:
- Lug
- Catalog:
- Eaton_03771_V4T1_23_V4T1_25_CAT.pdf
- Type:
- Thermal Magnetic
- Interrupting Rating:
- 10000 A at 120/240 VAC, 3000 A at 24 to 48 VDC, 3800 A at 62.5 VDC
- Wire Size:
- 14 to 4 AWG (Copper/Aluminum)
- Series:
- QCF
- TS PIK:
- 106998227
- Short Description:
- 120/240 VAC, 20 A, 10 kA, 2-Pole, Box Lug Terminal, Cable-In/Out Front Mount, Thermal Magnetic, Miniature, Circuit Breaker
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 20 A
- Mounting:
- DIN Rail
- Number of Poles:
- 2
- Approval:
- UL 489, CSA
- Country of Origin:
- Dominican Republic
MSRP $165.69Surplus $56.41 -
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Eaton QCF2020HT Miniature Circuit Breakers (MCBs) QCF 2P 20A 240V 50/60Hz 1Ph
MSRP $169.00Surplus $42.81Eaton QCF2020HT Miniature Circuit Breakers (MCBs) QCF 2P 20A 240V 50/60Hz 1Ph​ ARCA SKU: C15-2844 Brand: Eaton MPN: QCF2020HT UPC: 782114164334 Shipping Weight: 0.50 Shipping Height: 4.00...- SKU:
- C15-2844
- Series:
- Quicklag
- Volts:
- 240 V
- Amps:
- 20 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- QCF BKR 2P 20A 240VAC W/ RING LUG TERM.
MSRP $169.00Surplus $42.81 -
Eaton QCF2030 Miniature Circuit Breakers (MCBs) QCF 2P 30A 240V 50/60Hz 1Ph
MSRP $139.00Surplus $39.94Eaton QCF2030 Miniature Circuit Breakers (MCBs) QCF 2P 30A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3999 Brand: Eaton MPN: QCF2030 UPC: 786679143346 Shipping Weight: 0.50 Shipping Height: 1.10 In...- SKU:
- C15-3999
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 2
- Mounting:
- Cable-In
- Mounting:
- Cable-Out
- Interrupting Rating:
- 10000 A at 120/240 VAC
- Interrupting Rating:
- 3000 A at 24 to 48 VDC
- Interrupting Rating:
- 3800 A at 62.5 VDC
- Terminal Type:
- Box Lug
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 30 A, 10 kA, 2-Pole, Box Lug Terminal, Cable-In/Out Front Mount, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_23_V4T1_25_CAT.pdf
MSRP $139.00Surplus $39.94
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