
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.
-
Din Rail Mounted Circuit Breakers
-
Main Breakers
-
Miniature Circuit Breakers (MCBs)
-
Molded Case Breakers (MCCBs)
-
Motor Circuit Protector (MCPs)
-
Lug Terminal Kits
-
Auxiliary, Shunt, Trip Units and UVRs
-
Circuit Breaker Accessories
- Product
- Qty in Cart
- Price
-
Contact Us For Quote
Eaton QCHW1030 Miniature Circuit Breakers (MCBs) QC 1P 30A 240V 50/60Hz 1Ph
MSRP $151.00Surplus $48.10Eaton QCHW1030 Miniature Circuit Breakers (MCBs) QC 1P 30A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3604 Brand: Eaton MPN: QCHW1030 UPC: 786679387382 Shipping Weight: 0.35 Shipping Height: 3.00 In...- SKU:
- C15-3604
- Series:
- QCHW
- Volts:
- 240 V
- Amps:
- 30 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON QUICKLAG TYPE QCHW INDUSTRIAL THERMAL-MAGNETIC CIRCUIT BREAKER,INDUSTRIAL
MSRP $151.00Surplus $48.10 -
Eaton QCHW2100H Miniature Circuit Breakers (MCBs)
MSRP $1,443.81Surplus $318.45SKU: C15-11687 Brand: Eaton MPN: QCHW2100H UPC: Shipping Weight: 0.90 lbs. Shipping Height: 2.00 In. Shipping Length: 4.00 In. Shipping Width: 4.00 In. Product...- SKU:
- C15-11687
- TS PIK:
- 119836592
MSRP $1,443.81Surplus $318.45 -
Contact Us For Quote
Eaton QCHW3070H Miniature Circuit Breakers (MCBs) QC 3P 70A 240V 50/60Hz 3Ph
MSRP $1,025.00Surplus $389.74SKU: C15-3651 Brand: Eaton MPN: QCHW3070H UPC: 786679387573 Shipping Weight: 1.30 lbs. Shipping Height: 3.00 In. Shipping Length: 4.00 In. Shipping Width: 3.00 In...- SKU:
- C15-3651
- Series:
- QCHW
- Volts:
- 240 V
- Amps:
- 70 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON QUICKLAG TYPE QCHW INDUSTRIAL THERMAL-MAGNETIC CIRCUIT BREAKER,INDUSTRIAL
MSRP $1,025.00Surplus $389.74 -
Contact Us For Quote
Eaton QCHW3100HT Miniature Circuit Breakers (MCBs) QC 3P 100A 120/240V 50/60Hz 3Ph EA
MSRP $1,262.69Surplus $501.36SKU: C15-5002 Brand: Eaton MPN: QCHW3100HT UPC: 78668552554 Shipping Weight: 0.56 lbs. Shipping Height: 5.00 In. Shipping Length: 4.00 In. Shipping Width: 4.00 In...- SKU:
- C15-5002
MSRP $1,262.69Surplus $501.36 -
Eaton QCP1030 Miniature Circuit Breakers (MCBs) QCP 1P 30A 240V 50/60Hz 1Ph
MSRP $69.50Surplus $5.94Eaton QCP1030 Miniature Circuit Breakers (MCBs) QCP 1P 30A 240V 50/60Hz 1Ph​ ARCA SKU: C15-2520 Brand: Eaton MPN: QCP1030 UPC: 786685555249 Shipping Weight: 0.35 Shipping Height: 5.00 In...- SKU:
- C15-2520
- Series:
- QC
- Volts:
- 240 V
- Amps:
- 30 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- TYPE QC BREAKER 1P 30A QCP
- Country of Origin:
- United States
MSRP $69.50Surplus $5.94 -
Eaton QCR1010 Miniature Circuit Breakers (MCBs) QCR 1P 10A 240V 50/60Hz 1Ph
MSRP $64.50Surplus $23.47Eaton QCR1010 Miniature Circuit Breakers (MCBs) QCR 1P 10A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1637 Brand: Eaton MPN: QCR1010 UPC: 786679052907 Shipping Weight: 0.25 Shipping Height: 1.00 In...- SKU:
- C15-1637
- Series:
- QCR
- Type:
- 80 A Busbar
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- 35 MM DIN Rail
- Mounting:
- Cable-In/Out
- Interrupting Rating:
- 10 kA at 120/240 VAC
- Interrupting Rating:
- 3000 Amp at 24 to 48 Volt DC
- Interrupting Rating:
- 2000 Amp at 62.5 Volt DC
- Terminal Type:
- Box
- 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, 35 MM DIN Rail Rear Mount, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_23_V4T1_24_CAT.pdf
- Specification/Technical:
- Eaton_52001_1_SPEC.pdf
- Data Sheet:
- Eaton_57027_1_DATA.pdf
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 1
- Current Rating:
- 10 A
MSRP $64.50Surplus $23.47 -
Eaton QCR1010T Miniature Circuit Breakers (MCBs) 1P 10A 240V EA
MSRP $80.00Surplus $20.41Eaton QCR1010T Miniature Circuit Breakers (MCBs) 1P 10A 240V EA​ ARCA SKU: C15-2004 Brand: Eaton MPN: QCR1010T UPC: 782114154496 Shipping Weight: 0.20 lbs. Shipping Height: 1.00 In...- SKU:
- C15-2004
- Series:
- Quicklag
- Volts:
- 240 V
- Amps:
- 10 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- QCR BKR 1P 10A W/ RING LUG TERM.
- Country of Origin:
- Dominican Republic
- Type:
- Thermal Magnetic
- Current Rating:
- 10 A
- Interrupting Rating:
- 10 kA
- Number of Poles:
- 1
- Voltage Rating:
- 120/240 VAC
MSRP $80.00Surplus $20.41 -
Eaton QCR1015 Miniature Circuit Breakers (MCBs) QCR 1P 15A 240V 50/60Hz 1Ph Non Fusible
MSRP $101.00Surplus $29.26Eaton QCR1015 Miniature Circuit Breakers (MCBs) QCR 1P 15A 240V 50/60Hz 1Ph Non Fusible​ ARCA SKU: C15-1739 Brand: Eaton MPN: QCR1015 UPC: 786679473504 Shipping Weight: 0.25 Shipping...- SKU:
- C15-1739
- Series:
- QC
- Type:
- Right Angle
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- DIN Rail
- Mounting:
- Cable-In
- Mounting:
- Cable-Out
- Interrupting Rating:
- 10000 A at 120/240 VAC
- Interrupting Rating:
- 3000 Ampere at 24 to 48 VDC
- Interrupting Rating:
- 2000 Ampere at 62.5 VDC
- Terminal Type:
- Box Lug
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 15 A, 10 kA, 1-Pole, Box Lug Terminal, Cable-In/Out, 35 MM DIN Rail Rear Mount, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_23_V4T1_24_CAT.pdf
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 15 A
- Number of Poles:
- 1
- Country of Origin:
- Dominican Republic
MSRP $101.00Surplus $29.26 -
Eaton QCR1015T Miniature Circuit Breakers (MCBs) QCR 1P 15A 240V 50/60Hz 1Ph
MSRP $76.50Surplus $27.28Eaton QCR1015T Miniature Circuit Breakers (MCBs) QCR 1P 15A 240V 50/60Hz 1Ph​ ARCA SKU: C15-2005 Brand: Eaton MPN: QCR1015T UPC: 782114154502 Shipping Weight: 0.25 Shipping Height: 1.20 In...- SKU:
- C15-2005
- Series:
- Quicklag
- Volts:
- 240 V
- Amps:
- 15 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- QCR BKR 1P 15A W/ RING LUG TERM.
MSRP $76.50Surplus $27.28 -
Eaton QCR1020T Din Rail Mounted Circuit Breakers EA
MSRP $124.31Surplus $16.87Eaton QCR1020T Din Rail Mounted Circuit Breakers EA​ ARCA SKU: C15-10999 Brand: Eaton MPN: QCR1020T UPC: 10782114154516 Shipping Weight: 0.25 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-10999
- TS PIK:
- 115284884
- Terminal Type:
- Screw
- Short Description:
- 120/240 VAC, 20 A, 1-Pole, 10 kA, Ring/Spade Lug Terminal, DIN Rail Rear Mount, Cable-In/Cable-Out, Thermal Magnetic, Industrial Circuit Breaker
- Type:
- Thermal Magnetic
- Current Rating:
- 20 A
- Interrupting Rating:
- 10 kA
- Voltage Rating:
- 120/240 VAC
- Size:
- 3.3 Inch Length x 1.3 Inch Width x 5.1 Inch Height
- Mounting:
- DIN Rail
- Number of Poles:
- 1
- Catalog:
- Eaton_03771_V4T1_23_V4T1_24_CAT.pdf
- Approval:
- UL, CSA
- Country of Origin:
- Dominican Republic
MSRP $124.31Surplus $16.87 -
Eaton QCR1025 Miniature Circuit Breakers (MCBs) QCR 1P 25A 240V 50/60Hz 1Ph
MSRP $80.00Surplus $9.05Eaton QCR1025 Miniature Circuit Breakers (MCBs) QCR 1P 25A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3863 Brand: Eaton MPN: QCR1025 UPC: Shipping Weight: 0.30 Shipping Height: 2.00 In. Shipping...- SKU:
- C15-3863
- Series:
- QCR
- Volts:
- 240 V
- Amps:
- 25 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON QUICKLAG TYPE QCR 1/2-INCH INDUSTRIAL THERMAL-MAGNETIC CIRCUIT BREAKER,IND
- Country of Origin:
- Dominican Republic
MSRP $80.00Surplus $9.05 -
Eaton QCR1030 Miniature Circuit Breakers (MCBs) QCR 1P 30A 240V 50/60Hz 1Ph EA
MSRP $100.00Surplus $34.21Eaton QCR1030 Miniature Circuit Breakers (MCBs) QCR 1P 30A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-3044 Brand: Eaton MPN: QCR1030 UPC: 786679144121 Shipping Weight: 0.30 lbs. Shipping...- SKU:
- C15-3044
- Approval:
- UL 489/E7819
- Approval:
- CSA LR48907
- Amps:
- 30 A
- Interrupting Rating:
- 10000 A at 120/240 VAC
- Interrupting Rating:
- 3000 Amp at 24/48/62.5 Volt DC
- Mounting:
- Rear
- Poles:
- 1
- Size:
- 3.1 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)
- TS PIK:
- 106998239
- Voltage Rating:
- 120/240 VAC, 24/48/62.5 VDC
- Number of Poles:
- 1
- Wire Size:
- 14 to 4 AWG Copper/Aluminum (Standard Load)
- Catalog:
- Eaton_03771_V4T1_3-V4T1_46_CAT.pdf
- Current Rating:
- 30 A
- Short Description:
- EATON QUICKLAG TYPE QCR 1/2-INCH INDUSTRIAL THERMAL-MAGNETIC CIRCUIT BREAKER,IND
- Country of Origin:
- Dominican Republic
MSRP $100.00Surplus $34.21 -
Eaton QCR1030T Miniature Circuit Breakers (MCBs) QCR 1P 30A 240V 50/60Hz 1Ph
MSRP $76.50Surplus $37.69Eaton QCR1030T Miniature Circuit Breakers (MCBs) QCR 1P 30A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1997 Brand: Eaton MPN: QCR1030T UPC: 782114154533 Shipping Weight: 0.26 Shipping Height: 1.00 In...- SKU:
- C15-1997
- Type:
- Open Style
- Approval:
- UL
- Approval:
- CSA
- Size:
- 5 Inch Length x 3 Inch Width x 1 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- DIN Rail Rear
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Ring/Spade Lug
- Short Description:
- 120/240 VAC, 30 A, 1-Pole, 10 kA, Ring/Spade Lug Terminal, DIN Rail Rear Mount, Cable-In/Cable-Out, Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_23_V4T1_24_CAT.pdf
- Data Sheet:
- Mersen_00019_FB20_FB21_DATA.pdf
- Number of Poles:
- 1
- Current Rating:
- 30 A
- Voltage Rating:
- 120/240 VAC
- Country of Origin:
- Dominican Republic
MSRP $76.50Surplus $37.69 -
Eaton QCR2010 Miniature Circuit Breakers (MCBs) QCR 2P 10A 240V 50/60Hz 1Ph EA
MSRP $162.26Surplus $52.25Eaton QCR2010 Miniature Circuit Breakers (MCBs) QCR 2P 10A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-1769 Brand: Eaton MPN: QCR2010 UPC: Shipping Weight: 0.50 Shipping Height: 1.00 In. Shipping...- SKU:
- C15-1769
- Series:
- QCR
- Volts:
- 240 V
- Amps:
- 10 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON QUICKLAG TYPE QCR 1/2-INCH INDUSTRIAL THERMAL-MAGNETIC CIRCUIT BREAKER,IND
- Country of Origin:
- Dominican Republic
MSRP $162.26Surplus $52.25 -
Contact Us For Quote
Eaton QCR2015 Din Rail Mounted Circuit Breakers
MSRP $219.27Surplus $94.14SKU: C15-11138 Brand: Eaton MPN: QCR2015 UPC: 78667947355 Shipping Weight: 0.50 lbs. Shipping Height: 2.00 In. Shipping Length: 5.00 In. Shipping Width: 4.00 In...- SKU:
- C15-11138
- TS PIK:
- 107003997
- Voltage Rating:
- 120/240 VAC
- Type:
- Thermal Magnetic
- Size:
- 5.1 Inch Length x 3.2 Inch Width x 1.2 Inch Height
- Mounting:
- DIN Rail Rear
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Ring/Spade Lug
- Catalog:
- Eaton_03771_V4T1_23_V4T1_24_CAT.pdf
- Number of Poles:
- 2
- Approval:
- UL, CSA
- Short Description:
- 120/240 VAC, 15 A, 2-Pole, 10 kA, Ring/Spade Lug Fixed Terminal, DIN Rail Rear Mount, Cable-In/Cable-Out, Thermal Magnetic, Industrial Circuit Breaker
- Current Rating:
- 15 A
MSRP $219.27Surplus $94.14 -
Eaton QCR2015HTS Din Rail Mounted Circuit Breakers EA
MSRP $879.89Surplus $233.80SKU: C15-9351 Brand: Eaton MPN: QCR2015HTS UPC: 10782114220679 Shipping Weight: 0.80 lbs. Shipping Height: 3.00 In. Shipping Length: 6.00 In. Shipping Width: 4.00 In...- SKU:
- C15-9351
- TS PIK:
- 115463414
- Short Description:
- EATON QUICKLAG TYPE QCR 1/2-INCH INDUSTRIAL THERMAL-MAGNETIC CIRCUIT BREAKER,IND
- Number of Poles:
- 2
- Mounting:
- DIN Rail
- Country of Origin:
- Dominican Republic
MSRP $879.89Surplus $233.80 -
Contact Us For Quote
Eaton QCR2020 Din Rail Mounted Circuit Breakers
MSRP $219.27Surplus $78.94SKU: C15-11136 Brand: Eaton MPN: QCR2020 UPC: 78667947356 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-11136
- TS PIK:
- 107003998
MSRP $219.27Surplus $78.94 -
Eaton QCR2020HTS Din Rail Mounted Circuit Breakers EA
MSRP $1,190.00Surplus $282.35SKU: C15-9710 Brand: Eaton MPN: QCR2020HTS UPC: 107821142206 Shipping Weight: 0.80 lbs. Shipping Height: 4.00 In. Shipping Length: 6.00 In. Shipping Width: 3.00 In...- SKU:
- C15-9710
- TS PIK:
- 115463415
- Number of Poles:
- 2
- Current Rating:
- 20 A
- Mounting:
- DIN Rail
- Country of Origin:
- Dominican Republic
MSRP $1,190.00Surplus $282.35 -
Contact Us For Quote
Eaton QCR2025HT Din Rail Mounted Circuit Breakers EA
MSRP $660.00Surplus $22.83SKU: C15-9669 Brand: Eaton MPN: QCR2025HT UPC: 10782114225865 Shipping Weight: 0.50 lbs. Shipping Height: 2.00 In. Shipping Length: 6.00 In. Shipping Width: 4.00 In...- SKU:
- C15-9669
- TS PIK:
- 115463472
MSRP $660.00Surplus $22.83 -
Eaton QCR2030T Miniature Circuit Breakers (MCBs) EA
MSRP $277.00Surplus $39.36Eaton QCR2030T Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-9709 Brand: Eaton MPN: QCR2030T UPC: Shipping Weight: 0.50 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-9709
- TS PIK:
- 115284899
- Short Description:
- 120/240 VAC, 30 A, 2-Pole, 10 kA, Ring/Spade Lug Terminal, DIN Rail Rear Mount, Cable-In/Cable-Out, Thermal Magnetic, Industrial Circuit Breaker
- Type:
- Thermal Magnetic
- Terminal Type:
- Ring/Spade Lug
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 30 A
- Catalog:
- Eaton_03771_V4T1_23_V4T1_24_CAT.pdf
- Number of Poles:
- 2
- Size:
- 3 Inch Length x 2 Inch Width x 1 Inch Height
- Mounting:
- DIN Rail Rear
- Interrupting Rating:
- 10 kA
- Country of Origin:
- Dominican Republic
- Approval:
- UL, CSA
MSRP $277.00Surplus $39.36
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.