
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 BQC230250 Miniature Circuit Breakers (MCBs) BQC 2P 30/50A 240V 50/60Hz 1Ph EA
MSRP $268.55Surplus $65.08Eaton BQC230250 Miniature Circuit Breakers (MCBs) BQC 2P 30/50A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-1173 Brand: Eaton MPN: BQC230250 UPC: 786676371919 Shipping Weight: 0.80 lbs. Shipping...- SKU:
- C15-1173
- Series:
- Type BQC
- Type:
- Common Trip
- Type:
- Quadplex
- Approval:
- UL 489
- Approval:
- Federal Specification W-C375
- Volts:
- 120/240 V
- Amps:
- 32 A
- Used On:
- Type BR Loadcenter
- Poles:
- 4
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 30/50 A, 10 kA, 2-Pole Outer/2-Pole Center, Plug-On Mount, BQC Breaker, Common Trip, Quadplex, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_89_CAT.pdf
- TS PIK:
- 21493991
- Number of Poles:
- 4
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 30/50 A
- Country of Origin:
- Dominican Republic
MSRP $268.55Surplus $65.08 -
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Eaton BQC2402115 Miniature Circuit Breakers (MCBs)
MSRP $251.54Surplus $84.04SKU: C15-9412 Brand: Eaton MPN: BQC2402115 UPC: 78667637179 Shipping Weight: 0.90 lbs. Shipping Height: 3.00 In. Shipping Length: 3.00 In. Shipping Width: 3.00 In...- SKU:
- C15-9412
- TS PIK:
- 21493979
- Number of Poles:
- 4
- Catalog:
- Eaton_36620_V1T1_89_CAT.pdf
- Short Description:
- 120/240 VAC, 15/40 A, 10 kA, 1-Pole Outer Left/1-Pole Outer Right/2-Pole Center, Plug-On Mount, BQC Breaker, Common Trip, Quadplex, Thermal Magnetic, Circuit Breaker
- Voltage Rating:
- 120/240 V
- Current Rating:
- 15/40 A
- Interrupting Rating:
- 10 kA
- Type:
- Common Trip, Quadplex
- Used On:
- Type BR Loadcenter
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Series:
- Type BQC
- Mounting:
- Plug-On
MSRP $251.54Surplus $84.04 -
Eaton BQC2402120 Miniature Circuit Breakers (MCBs) BQC 2P 20A/40A 240V 50/60Hz 1Ph EA
MSRP $251.54Surplus $59.19Eaton BQC2402120 Miniature Circuit Breakers (MCBs) BQC 2P 20A/40A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-1174 Brand: Eaton MPN: BQC2402120 UPC: 786676371803 Shipping Weight: 0.75 lbs. Shipping...- SKU:
- C15-1174
- Series:
- BQC
- Type:
- Common Trip
- Type:
- Quadplex
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- BR Series Load Center
- Poles:
- 4
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Copper/Aluminum)
- Short Description:
- 120/240 VAC, 20/40 A, 10 kA, 1-Pole Outer Left/1-Pole Outer Right/2-Pole Center, Plug-On Mount, BQC Breaker, Common Trip, Quadplex, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_89_CAT.pdf
- TS PIK:
- 21493980
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 4
- Current Rating:
- 20/40 A
- Country of Origin:
- Dominican Republic
MSRP $251.54Surplus $59.19 -
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Eaton BQC240230 Miniature Circuit Breakers (MCBs) BQC 2P 30A/40A 240V 50/60Hz 1Ph
MSRP $270.00Surplus $107.39Eaton BQC240230 Miniature Circuit Breakers (MCBs) BQC 2P 30A/40A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1175 Brand: Eaton MPN: BQC240230 UPC: 786676006248 Shipping Weight: 0.80 Shipping Height: 3...- SKU:
- C15-1175
- Series:
- BQC
- Type:
- Thermal Magnetic
- Type:
- Common Trip
- Type:
- Quadplex
- Approval:
- UL 489
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- BR Series Loadcenter
- Poles:
- 2
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 40/30 A, 10 kA, 2-Pole Outer/2-Pole Center, Plug-On Mount, BQC Breaker, Common Trip, Quadplex, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_89_CAT.pdf
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 40 A (Outside Pole, Common Trip Pole), 30 A (Center Pole, Common Trip Pole)
- Number of Poles:
- 2
MSRP $270.00Surplus $107.39 -
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Eaton BQC240250 Miniature Circuit Breakers (MCBs) BQC 2P 40A/50A 120/240V 50/60Hz 1Ph
MSRP $205.00Surplus $76.12Eaton BQC240250 Miniature Circuit Breakers (MCBs) BQC 2P 40A/50A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-1177 Brand: Eaton MPN: BQC240250 UPC: 786676371933 Shipping Weight: 0.80 lbs. Shipping...- SKU:
- C15-1177
- Voltage Rating:
- 120/240 V
- Short Description:
- 120/240 VAC, 40/50 A, 10 kA, 2-Pole Outer/2-Pole Center, Plug-On Mount, BQC Breaker, Common Trip, Quadplex, Thermal Magnetic, Circuit Breaker
- Number of Poles:
- 4
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Mounting:
- Plug-On
- Used On:
- Type BR Loadcenter
- Series:
- Type BQC
- Current Rating:
- 40 A (2-Pole), 50 A (2-Pole)
- Interrupting Rating:
- 10 kA
- Type:
- Common Trip, Quadplex
- Catalog:
- Eaton_36620_V1T1_89_CAT.pdf
MSRP $205.00Surplus $76.12 -
Eaton BQC2502115 Miniature Circuit Breakers (MCBs) BR 2P 15A/50A 240V 50/60Hz 1Ph
MSRP $210.00Surplus $69.65Eaton BQC2502115 Miniature Circuit Breakers (MCBs) BR 2P 15A/50A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1178 Brand: Eaton MPN: BQC2502115 UPC: 786676371810 Shipping Weight: 0.80 Shipping...- SKU:
- C15-1178
- Series:
- BQC
- Type:
- Thermal Magnetic
- Type:
- Common Trip
- Type:
- Quadplex
- Approval:
- UL 489
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- BR Series Loadcenter
- Poles:
- 2
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 15/50 A, 10 kA, 1-Pole Outer Left/1-Pole Outer Right/2-Pole Center, Plug-On Mount, BQC Breaker, Common Trip, Quadplex, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_89_CAT.pdf
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 2
- Current Rating:
- 15 A (Outside Pole), 50 A (Center Pole, Common Trip Pole)
MSRP $210.00Surplus $69.65 -
Eaton BQC2502120 Miniature Circuit Breakers (MCBs) BQ 2P 20A/50A 120/240V 50/60Hz 1Ph
MSRP $193.00Surplus $79.80Eaton BQC2502120 Miniature Circuit Breakers (MCBs) BQ 2P 20A/50A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-1508 Brand: Eaton MPN: BQC2502120 UPC: 786676371827 Shipping Weight: 0.90 Shipping...- SKU:
- C15-1508
- Series:
- BQC
- Type:
- Thermal Magnetic
- Type:
- Independent Trip
- Type:
- Quadplex
- Approval:
- UL 489
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- BR Series Loadcenter
- Poles:
- 2
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 20/50 A, 10 kA, 1-Pole Outer Left/1-Pole Outer Right/2-Pole Center, Plug-On Mount, BQC Breaker, Common Trip, Quadplex, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_89_CAT.pdf
- Current Rating:
- 20 A (Outside Pole), 50 A (Center Pole, Common Trip Pole)
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
- Country of Origin:
- Dominican Republic
MSRP $193.00Surplus $79.80 -
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Eaton BQC250220 Miniature Circuit Breakers (MCBs) BR 2P 50A/20A 240V 50/60Hz 1Ph
MSRP $225.00Surplus $79.80Eaton BQC250220 Miniature Circuit Breakers (MCBs) BR 2P 50A/20A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3744 Brand: Eaton MPN: BQC250220 UPC: 786676006354 Shipping Weight: 0.85 Shipping Height: 2...- SKU:
- C15-3744
- Series:
- BQC
- Volts:
- 240 V
- Amps:
- 50 A/20 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON BR THERMAL MAGNETIC CIRCUIT BREAKER,TYPE BQC 1-INCH CTL PLUG-ON CIRCUIT BR
MSRP $225.00Surplus $79.80 -
Eaton BQC250250 Miniature Circuit Breakers (MCBs) 2P 50A 240V EA
MSRP $268.55Surplus $89.92Eaton BQC250250 Miniature Circuit Breakers (MCBs) 2P 50A 240V EA​ ARCA SKU: C15-1179 Brand: Eaton MPN: BQC250250 UPC: 786676371940 Shipping Weight: 0.80 lbs. Shipping Height: 3.00 In...- SKU:
- C15-1179
- Series:
- Type BQC
- Type:
- Common Trip
- Type:
- Quadplex
- Approval:
- UL 489
- Approval:
- Federal Specification W-C375
- Volts:
- 120/240 V
- Amps:
- 32 A
- Used On:
- Type BR Loadcenter
- Poles:
- 4
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 50 A, 10 kA, 2-Pole Outer/2-Pole Center, Plug-On Mount, BQC Breaker, Common Trip, Quadplex, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_89_CAT.pdf
- TS PIK:
- 21493994
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 4
- Current Rating:
- 50 A
- Country of Origin:
- United States
MSRP $268.55Surplus $89.92 -
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Eaton BQGF220 Miniature Circuit Breakers (MCBs) BQ 2P 20A 240V 50/60Hz 1Ph
MSRP $459.00Surplus $162.78Eaton BQGF220 Miniature Circuit Breakers (MCBs) BQ 2P 20A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1180 Brand: Eaton MPN: BQGF220 UPC: Shipping Weight: 0.80 Shipping Height: 2.00 In. Shipping...- SKU:
- C15-1180
- Series:
- BQ
- Volts:
- 240 V
- Amps:
- 20 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
MSRP $459.00Surplus $162.78 -
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Eaton BQL15 Miniature Circuit Breakers (MCBs) BQL 1P 15A 240V 50/60Hz 1Ph
Surplus $79.80Eaton BQL15 Miniature Circuit Breakers (MCBs) BQL 1P 15A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1181 Brand: Eaton MPN: BQL15 UPC: 622588018798 Shipping Weight: 0.30 Shipping Height: 1.00 In...- SKU:
- C15-1181
- Series:
- BQL
- Type:
- Common Trip
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10 kA at 120/240 VAC
- Terminal Type:
- Screw
- Wire Size:
- 14 to 8 AWG (Copper/Aluminum)
- Short Description:
- 120/240 VAC, 15 A, 1-Pole, 10 kA, Bolt-On Mount
- Catalog:
- Eaton_00069_60_CAT.pdf
- Current Rating:
- 15 A
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 1
Surplus $79.80 -
Eaton BR110 Miniature Circuit Breakers (MCBs) 10A 120V
MSRP $60.00Surplus $16.04Eaton BR110 Miniature Circuit Breakers (MCBs) 10A 120V​ ARCA SKU: C15-1183 Brand: Eaton MPN: BR110 UPC: 78667636200 Shipping Weight: 0.30 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-1183
- Series:
- BR
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- BR Series Loadcenter
- Poles:
- 1
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 10 A, 10 kA, 1-Pole, 1" Plug-On Mount, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_84_CAT.pdf
- TS PIK:
- 21493843
- Current Rating:
- 10 A
- Number of Poles:
- 1
- Voltage Rating:
- 120/240 VAC
- Country of Origin:
- Dominican Republic
MSRP $60.00Surplus $16.04 -
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Eaton BR11510CP Miniature Circuit Breakers (MCBs) BR 1P 15A 120/240V 50/60Hz 1Ph
MSRP $411.99Surplus $116.11Eaton BR11510CP Miniature Circuit Breakers (MCBs) BR 1P 15A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-4996 Brand: Eaton MPN: BR11510CP UPC: 78211486071 Shipping Weight: 0.00 lbs. Shipping...- SKU:
- C15-4996
MSRP $411.99Surplus $116.11 -
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Eaton BR115AFCS Miniature Circuit Breakers (MCBs) BR 1P 15A 120/240V 50/60Hz 1Ph
MSRP $380.00Surplus $136.80Eaton BR115AFCS Miniature Circuit Breakers (MCBs) BR 1P 15A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-1186 Brand: Eaton MPN: BR115AFCS UPC: 782114351123 Shipping Weight: 0.53 lbs. Shipping...- SKU:
- C15-1186
MSRP $380.00Surplus $136.80 -
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Eaton BR115CAFA Miniature Circuit Breakers (MCBs) BR 1P 15A 240V 50/60Hz 1Ph
MSRP $540.00Surplus $92.65Eaton BR115CAFA Miniature Circuit Breakers (MCBs) BR 1P 15A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1188 Brand: Eaton MPN: BR115CAFA UPC: Shipping Weight: 0.50 Shipping Height: 2.00 In. Shipping...- SKU:
- C15-1188
- Amps:
- 15 A
- Interrupting Rating:
- 10 Kiloampere
- Mounting:
- Plug-On
- Poles:
- 1
- Size:
- 1 Inch W
- Terminal Used On:
- Loadcenter
- Volts:
- 120/240 VAC
- Gauge:
- 0
- Short Description:
- 120/240 VAC, 15 A, 10 kA Interrupt, 1-Pole, Plug-On Mount, Arc Fault Circuit Breaker
- Series:
- BR
MSRP $540.00Surplus $92.65 -
Eaton BR115CAFCS Miniature Circuit Breakers (MCBs)
MSRP $480.00Surplus $97.92Eaton BR115CAFCS Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-1189 Brand: Eaton MPN: BR115CAFCS UPC: 786685182254 Shipping Weight: 0.60 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-1189
- Series:
- BR
- Volts:
- 240 V
- Amps:
- 15 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Number of Poles:
- 1
- Mounting:
- Plug-On
- Current Rating:
- 15 A
MSRP $480.00Surplus $97.92 -
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Eaton BR115R Miniature Circuit Breakers (MCBs) BR 1P 15A 240V 50/60Hz 1Ph
MSRP $100.00Surplus $18.33Eaton BR115R Miniature Circuit Breakers (MCBs) BR 1P 15A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1190 Brand: Eaton MPN: BR115R UPC: Shipping Weight: 0.25 Shipping Height: 1.00 In. Shipping...- SKU:
- C15-1190
- Series:
- BR
- Volts:
- 240 V
- Amps:
- 15 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
MSRP $100.00Surplus $18.33 -
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Eaton BR115ST Miniature Circuit Breakers (MCBs) BR 1P 15A 240V 50/60Hz 1Ph Shunt Trip
MSRP $452.00Surplus $126.35Eaton BR115ST Miniature Circuit Breakers (MCBs) BR 1P 15A 240V 50/60Hz 1Ph Shunt Trip​ ARCA SKU: C15-2886 Brand: Eaton MPN: BR115ST UPC: 786676000154 Shipping Weight: 0.60 Shipping...- SKU:
- C15-2886
- Series:
- BR
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- BR Series Loadcenter
- Poles:
- 1
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 15 A, 10 kA, 1-Pole, Plug-On Mount, Shunt Trip, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_84_CAT.pdf
MSRP $452.00Surplus $126.35 -
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Eaton BR12010CP Miniature Circuit Breakers (MCBs) BR 1P 20A 240V 50/60Hz 1Ph EA
MSRP $436.00Surplus $64.23Eaton BR12010CP Miniature Circuit Breakers (MCBs) BR 1P 20A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-1192 Brand: Eaton MPN: BR12010CP UPC: 782114860724 Shipping Weight: 3.10 Shipping Height: 4...- SKU:
- C15-1192
- Series:
- BR
- Volts:
- 240 V
- Amps:
- 20 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON BR THERMAL MAGNETIC CIRCUIT BREAKER,TYPE BR 1-INCH PLUG-ON CIRCUIT BREAKER
MSRP $436.00Surplus $64.23 -
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Eaton BR120AFCS Miniature Circuit Breakers (MCBs) BR 1P 20A 120V 50/60Hz 1Ph
MSRP $435.57Surplus $118.66Eaton BR120AFCS Miniature Circuit Breakers (MCBs) BR 1P 20A 120V 50/60Hz 1Ph​ ARCA SKU: C15-3772 Brand: Eaton MPN: BR120AFCS UPC: 782114351130 Shipping Weight: 0.55 lbs. Shipping...- SKU:
- C15-3772
- TS PIK:
- 115856731
MSRP $435.57Surplus $118.66
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.