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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Eaton QCR2020 Miniature Circuit Breakers (MCBs) QCR 2P 20A 240V 50/60Hz 1Ph
MSRP $175.00Surplus $25.23Eaton QCR2020 Miniature Circuit Breakers (MCBs) QCR 2P 20A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3240 Brand: Eaton MPN: QCR2020 UPC: 786679473566 Shipping Weight: 0.45 Shipping Height: 1.20 In...- SKU:
- C15-3240
- Approval:
- UL 489/E7819
- Approval:
- CSA LR48907
- Amps:
- 20 A
- Interrupting Rating:
- 10000 A at 120/240 VAC
- Interrupting Rating:
- 3000 Amp at 24/48/62.5 Volt DC
- Mounting:
- Rear
- Poles:
- 2
- Size:
- 3.3 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)
- Country of Origin:
- Dominican Republic
- Short Description:
- EATON QUICKLAG TYPE QCR 1/2-INCH INDUSTRIAL THERMAL-MAGNETIC CIRCUIT BREAKER,IND
- Voltage Rating:
- 120/240 VAC, 24/48/62.5 VDC
- Number of Poles:
- 2
- Wire Size:
- 14 to 4 AWG Copper/Aluminum (Standard Load)
- Current Rating:
- 20 A
- Catalog:
- Eaton_03771_V4T1_3-V4T1_46_CAT.pdf
MSRP $175.00Surplus $25.23 -
Eaton BAB1045 Miniature Circuit Breakers (MCBs) BA 1P 45A 120/240V 50/60Hz 1Ph
MSRP $62.50Surplus $20.16Eaton BAB1045 Miniature Circuit Breakers (MCBs) BA 1P 45A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-1027 Brand: Eaton MPN: BAB1045 UPC: 786679152393 Shipping Weight: 0.35 lbs. Shipping...- SKU:
- C15-1027
- Terminal Type:
- Steel Box Lug Standard Load
- Number of Poles:
- 1
- Wire Size:
- 14 to 4 AWG Copper/Aluminum (Standard Load)
- Interrupting Rating:
- 10000 A at 120/240 VAC, 5000 A at 24 to 48 VDC
- Catalog:
- Eaton_03771_V4T1_3-V4T1_46_CAT.pdf
- Current Rating:
- 45 A
- Size:
- 1.2 Inch Width x 3.6 Inch Depth x 4.8 Inch Height
- Mounting:
- Bolt-On
- Type:
- Thermal Magnetic, Non-Interchangeable Trip, Miniature
- Short Description:
- EATON BAB THERMAL MAGNETIC CIRCUIT BREAKER,QUICKLAG INDUSTRIAL THERMAL-MAGNETIC
- Voltage Rating:
- 120/240 VAC, 24/48/62.5 VDC
- Country of Origin:
- Dominican Republic
- Approval:
- UL 489, CSA
MSRP $62.50Surplus $20.16 -
Eaton QC1070 Miniature Circuit Breakers (MCBs) QC 1P 70A 240V 50/60Hz 1Ph
MSRP $150.00Surplus $22.00Eaton QC1070 Miniature Circuit Breakers (MCBs) QC 1P 70A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3212 Brand: Eaton MPN: QC1070 UPC: 786679309186 Shipping Weight: 0.35 Shipping Height: 3.00 In...- SKU:
- C15-3212
- Approval:
- UL 489
- Approval:
- CSA
- Amps:
- 70 A
- Interrupting Rating:
- 10000 A at 120/240 VAC
- Interrupting Rating:
- 5000 Amp at 24/48/62.5 Volt DC
- Poles:
- 1
- Size:
- 1.2 Inch Width x 3.6 Inch Depth x 4.8 Inch Height
- Terminal Type:
- Aluminum Box Lug Standard Line
- 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:
- 8 to 1/0 AWG Copper/Aluminum (Standard Load)
- Voltage Rating:
- 120/240 VAC, 24/48/62.5 VDC
- Catalog:
- Eaton_03771_V4T1_3-V4T1_46_CAT.pdf
- Number of Poles:
- 1
- Wire Size:
- 8 to 1/0 AWG Copper/Aluminum (Standard Load)
- Current Rating:
- 70 A
- Short Description:
- EATON QUICkLAG TYPE QC INDUSTRIAL THERMAL-MAGNETIC CIRCUIT BREAkER,INDUSTRIAL CI
- Country of Origin:
- Dominican Republic
MSRP $150.00Surplus $22.00 -
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 -
Eaton QCF2060 Din Rail Mounted Circuit Breakers
MSRP $165.69Surplus $51.19SKU: C15-5288 Brand: Eaton MPN: QCF2060 UPC: 78667914346 Shipping Weight: 0.50 lbs. Shipping Height: 5.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In...- SKU:
- C15-5288
- Approval:
- UL 489/E7819
- Approval:
- CSA LR48907
- Amps:
- 60 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 (Standard Load)
- Current Rating:
- 60 A
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC, 24/48/62.5 VDC
- Wire Size:
- 14 to 4 AWG Copper (Standard Load)
- Catalog:
- Eaton_03771_V4T1_3-V4T1_46_CAT.pdf
- TS PIK:
- 106998235
- Country of Origin:
- Dominican Republic
- Short Description:
- QCF BKR 2 POLE 60A 120/240VAC_ 10 kAIC
MSRP $165.69Surplus $51.19 -
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
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