
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 BR2125BP50 Miniature Circuit Breakers (MCBs) BR 2P 125A 240V 50/60Hz 1Ph
MSRP $410.00Surplus $101.89Eaton BR2125BP50 Miniature Circuit Breakers (MCBs) BR 2P 125A 240V 50/60Hz 1Ph​ ARCA SKU: C15-2917 Brand: Eaton MPN: BR2125BP50 UPC: 786685145846 Shipping Weight: 0.70 lbs. Shipping...- SKU:
- C15-2917
MSRP $410.00Surplus $101.89 -
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Eaton BR2150 Miniature Circuit Breakers (MCBs) BR 2P 150A 240V 50/60Hz 1Ph
MSRP $598.86Surplus $246.12SKU: C15-1221 Brand: Eaton MPN: BR2150 UPC: 786676101950 Shipping Weight: 0.75 lbs. Shipping Height: 3.00 In. Shipping Length: 3.00 In. Shipping Width: 2.00 In...- SKU:
- C15-1221
- Series:
- BR
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- BR Series Loadcenter
- Poles:
- 2
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 4 to 2/0 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 150 A, 10 kA, 2-Pole, Plug-On Mount, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_84_CAT.pdf
MSRP $598.86Surplus $246.12 -
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Eaton BR215ST Miniature Circuit Breakers (MCBs) BR 2P 15A 120/240V 50/60Hz 1Ph EA
MSRP $494.56Surplus $146.30Eaton BR215ST Miniature Circuit Breakers (MCBs) BR 2P 15A 120/240V 50/60Hz 1Ph EA​ ARCA SKU: C15-4847 Brand: Eaton MPN: BR215ST UPC: 786676000284 Shipping Weight: 1.25 Shipping Height: 7...- SKU:
- C15-4847
- Approval:
- UL 489
- Amps:
- 15 A
- Interrupting Rating:
- 10 Kiloamp
- Mounting:
- 1-Inch Plug-On
- Poles:
- 2
- Size:
- 3 Inch Width x 3.25 Inch Depth x 3 Inch Height
- Terminal Type:
- Thermal Magnetic
- Type:
- Shunt Trip
- Used On:
- BR Load Center
- Volts:
- 120/240 VAC
- Gauge:
- 14 to 4 AWG Copper/Aluminum at 60 Deg C
- Short Description:
- 0
- Series:
- 0
MSRP $494.56Surplus $146.30 -
Eaton BR220AFIT Miniature Circuit Breakers (MCBs)
MSRP $581.91Surplus $111.20Eaton BR220AFIT Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-1535 Brand: Eaton MPN: BR220AFIT UPC: Shipping Weight: 0.80 lbs. Shipping Height: 5.00 In. Shipping...- SKU:
- C15-1535
- Series:
- BR
- Volts:
- 240 V
- Amps:
- 20 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Number of Poles:
- 2
- Mounting:
- Plug-On
MSRP $581.91Surplus $111.20 -
Eaton BR220ST Miniature Circuit Breakers (MCBs) BR 2P 20A 240V 50/60Hz 1Ph
MSRP $423.00Surplus $194.18Eaton BR220ST Miniature Circuit Breakers (MCBs) BR 2P 20A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1224 Brand: Eaton MPN: BR220ST UPC: 786676000291 Shipping Weight: 1.00 Shipping Height: 4.00 In...- SKU:
- C15-1224
- Series:
- BR
- 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
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 20 A, 10 kA, 2-Pole, Plug-On Mount, Common Trip, Shunt Trip, Duplex, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_84_CAT.pdf
- Current Rating:
- 20 A
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 2
MSRP $423.00Surplus $194.18 -
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Eaton BR225B Miniature Circuit Breakers (MCBs) 2P 25A 240V EA
MSRP $153.00Surplus $47.43Eaton BR225B Miniature Circuit Breakers (MCBs) 2P 25A 240V EA​ ARCA SKU: C15-2602 Brand: Eaton MPN: BR225B UPC: 786676008853 Shipping Weight: 0.55 lbs. Shipping Height: 3.00 In...- SKU:
- C15-2602
- Approval:
- UL 489
- Amps:
- 25 A
- Interrupting Rating:
- 10 kA
- Mounting:
- 1-Inch Plug-On
- Poles:
- 2
- Size:
- 2 Inch Width x 3 Inch Depth x 3 Inch Height
- Terminal Type:
- Thermal Magnetic
- Type:
- Common Trip
- Type:
- Black Handle
- Used On:
- BR Load Center
- Volts:
- 120/240 VAC
- Gauge:
- 14 to 4 AWG Copper/Aluminum at 60 Deg C
- Current Rating:
- 25 A
- Voltage Rating:
- 120/240 VAC
- Wire Size:
- 14 to 4 AWG Copper/Aluminum at 60 Deg C
- Catalog:
- Eaton_00071_V1T1_83_V1T1_84_CAT.pdf
- Number of Poles:
- 2
MSRP $153.00Surplus $47.43 -
Eaton BR225H Miniature Circuit Breakers (MCBs) BR 2P 25A 240V 50/60Hz 1Ph
MSRP $125.00Surplus $30.49Eaton BR225H Miniature Circuit Breakers (MCBs) BR 2P 25A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1226 Brand: Eaton MPN: BR225H UPC: 786676002417 Shipping Weight: 0.50 Shipping Height: 3.00 In...- SKU:
- C15-1226
- Series:
- BR
- Volts:
- 240 V
- Amps:
- 25 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON BR THERMAL MAGNETIC CIRCUIT BREAKER,TYPE BR 1-INCH PLUG-ON HIGH-MAGNETIC C
MSRP $125.00Surplus $30.49 -
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Eaton BR230B Miniature Circuit Breakers (MCBs) BR 2P 30A 120/240V 50/60Hz 1Ph
MSRP $118.00Surplus $31.00Eaton BR230B Miniature Circuit Breakers (MCBs) BR 2P 30A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-2078 Brand: Eaton MPN: BR230B UPC: 786676008518 Shipping Weight: 0.50 Shipping Height: 0.00 In...- SKU:
- C15-2078
- Series:
- BR
- Type:
- Common Trip
- Approval:
- UL 489
- Size:
- 3 Inch Length x 2 Inch Width x 3 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- Type BR Load Center
- Poles:
- 2
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA at 120/240 VAC
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 30 A, 10 kA, 2-Pole, 14 to 4 AWG Aluminum/Copper, Black Handle, Plug-On Mount, Common Trip
- Catalog:
- Eaton_00001_V1T1_63_V1T1_84_CAT.pdf
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 30 A
- Number of Poles:
- 2
MSRP $118.00Surplus $31.00 -
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Eaton BR230CS Miniature Circuit Breakers (MCBs) BR 2P 30A 120/240V 50/60Hz 1Ph
MSRP $137.68Surplus $42.25Eaton BR230CS Miniature Circuit Breakers (MCBs) BR 2P 30A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-3726 Brand: Eaton MPN: BR230CS UPC: 782114752753 Shipping Weight: 0.60 Shipping Height: 3.00...- SKU:
- C15-3726
- Series:
- BR
- Volts:
- 120/240 V
- Amps:
- 30 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON BR THERMAL MAGNETIC CIRCUIT BREAKER,TYPE BR 1-INCH PLUG-ON CIRCUIT BREAKER
MSRP $137.68Surplus $42.25 -
Eaton BR230SUR Miniature Circuit Breakers (MCBs) BR 2P 30A 240V 50/60Hz 1Ph EA Surge Protector
MSRP $1,483.46Surplus $65.13Eaton BR230SUR Miniature Circuit Breakers (MCBs) BR 2P 30A 240V 50/60Hz 1Ph EA Surge Protector​ ARCA SKU: C15-1229 Brand: Eaton MPN: BR230SUR UPC: 786685546063 Shipping Weight: 1.00 Shipping...- SKU:
- C15-1229
- Type:
- Thermal Magnetic
- Size:
- 3.5 Inch W x 2.5 Inch D x 6.5 Inch H
- Volts:
- 240 V
- Amps:
- 32 A
- Poles:
- 2
- Short Description:
- 240 VAC, 30 A, 10 kA, 2-Pole, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T2_7_CAT.pdf
- Current Rating:
- 30 A
- Number of Poles:
- 2
- Voltage Rating:
- 240 VAC
- Series:
- BR
- Country of Origin:
- Dominican Republic
MSRP $1,483.46Surplus $65.13 -
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Eaton BR235B Miniature Circuit Breakers (MCBs) BR 2P 35A 240V 50/60Hz 1Ph
MSRP $145.00Surplus $29.03Eaton BR235B Miniature Circuit Breakers (MCBs) BR 2P 35A 240V 50/60Hz 1Ph​ ARCA SKU: C15-4317 Brand: Eaton MPN: BR235B UPC: 30786676003576 Shipping Weight: 0.60 Shipping Height: 3.00 In...- SKU:
- C15-4317
- Series:
- BR
- Volts:
- 240 V
- Amps:
- 35 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
MSRP $145.00Surplus $29.03 -
Eaton BR240B Miniature Circuit Breakers (MCBs)
MSRP $124.00Surplus $33.96SKU: C15-4179 Brand: Eaton MPN: BR240B UPC: 786676003582 Shipping Weight: 0.60 lbs. Shipping Height: 3.00 In. Shipping Length: 3.00 In. Shipping Width: 2.00 In...- SKU:
- C15-4179
- Approval:
- UL 489
- Amps:
- 40 A
- Interrupting Rating:
- 10 kA
- Mounting:
- 1-Inch Plug-On
- Poles:
- 2
- Size:
- 2 Inch Width x 3 Inch Depth x 3 Inch Height
- Terminal Type:
- Thermal Magnetic
- Type:
- Common Trip
- Type:
- Black Handle
- Used On:
- BR Load Center
- Volts:
- 120/240 VAC
- Gauge:
- 14 to 4 AWG Copper/Aluminum at 60 Deg C
- TS PIK:
- 119710400
- Voltage Rating:
- 120/240 VAC
- Catalog:
- Eaton_00071_V1T1_83_V1T1_84_CAT.pdf
- Wire Size:
- 14 to 4 AWG Copper/Aluminum at 60 Deg C
- Current Rating:
- 40 A
- Number of Poles:
- 2
MSRP $124.00Surplus $33.96 -
Eaton BR245 Miniature Circuit Breakers (MCBs) 1P 20A 240V EA
MSRP $142.47Surplus $18.44Eaton BR245 Miniature Circuit Breakers (MCBs) 1P 20A 240V EA​ ARCA SKU: C15-1233 Brand: Eaton MPN: BR245 UPC: 786676374453 Shipping Weight: 0.55 lbs. Shipping Height: 3.00 In...- SKU:
- C15-1233
- Series:
- BR
- Approval:
- UL 489
- Size:
- 1.9 Inch Length x 2.9 Inch Width x 2.5 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- BR Load Center
- Poles:
- 2
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Copper/Aluminum)
- Short Description:
- 120/240 VAC, 45 A, 10 kA, 2-Pole, Plug-On Mount, Common Trip, Duplex, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_84_CAT.pdf
- Installation/Operator:
- Eaton_00008_INST.pdf
- Manufacturer Warranty:
- Eaton_00009_WARR.pdf
- TS PIK:
- 21494044
- Type:
- Thermal Magnetic, Common Trip
- Current Rating:
- 45 A
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
MSRP $142.47Surplus $18.44 -
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Eaton BR250B Miniature Circuit Breakers (MCBs) BR 2P 50A 240V 50/60Hz 1Ph EA
MSRP $141.00Surplus $47.04Eaton BR250B Miniature Circuit Breakers (MCBs) BR 2P 50A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-1235 Brand: Eaton MPN: BR250B UPC: 786676003605 Shipping Weight: 0.60 lbs. Shipping...- SKU:
- C15-1235
- Series:
- BR
- Type:
- Common Trip
- Approval:
- UL 489
- Size:
- 3 Inch Length x 2 Inch Width x 3 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- Type BR Load Center
- Poles:
- 2
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA at 120/240 VAC
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 50 A, 10 kA, 2-Pole, 14 to 4 AWG Aluminum/Copper, Black Handle, Plug-On Mount, Common Trip
- Catalog:
- Eaton_00001_V1T1_83_V1T1_84_CAT.pdf
- Current Rating:
- 50 A
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 2
- TS PIK:
- 116434570
MSRP $141.00Surplus $47.04 -
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Eaton BR250CS Miniature Circuit Breakers (MCBs) BR 2P 50A 240V 50/60Hz 1Ph
MSRP $136.00Surplus $34.73Eaton BR250CS Miniature Circuit Breakers (MCBs) BR 2P 50A 240V 50/60Hz 1Ph​ ARCA SKU: C15-2597 Brand: Eaton MPN: BR250CS UPC: 782114752777 Shipping Weight: 0.70 Shipping Height: 2.00 In...- SKU:
- C15-2597
- Series:
- BR
- Volts:
- 240 V
- Amps:
- 50 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON BR THERMAL MAGNETIC CIRCUIT BREAKER,TYPE BR 1-INCH PLUG-ON CIRCUIT BREAKER
MSRP $136.00Surplus $34.73 -
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Eaton BR250H Miniature Circuit Breakers (MCBs) EA
MSRP $215.00Surplus $21.33Eaton BR250H Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-9658 Brand: Eaton MPN: BR250H UPC: 78667637450 Shipping Weight: 0.75 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-9658
- TS PIK:
- 115321644
- Number of Poles:
- 2
- Catalog:
- Eaton_36620_V1T1_90_CAT.pdf
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Used On:
- BR Series Loadcenter
- Series:
- BR
- Type:
- Thermal Magnetic, Common Trip
- Current Rating:
- 50 A
- Mounting:
- Plug-On
- Voltage Rating:
- 240 VAC
- Interrupting Rating:
- 10 kA
- Short Description:
- 240 VAC, 50 A, 10 kA, 2-Pole, Plug-On Mount, Common Trip, Duplex, Thermal Magnetic, Circuit Breaker
MSRP $215.00Surplus $21.33 -
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Eaton BR250NA Miniature Circuit Breakers (MCBs) BR 2P 50A 240V 50/60Hz 1Ph
MSRP $132.00Surplus $32.19Eaton BR250NA Miniature Circuit Breakers (MCBs) BR 2P 50A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1236 Brand: Eaton MPN: BR250NA UPC: 786676374521 Shipping Weight: 0.60 Shipping Height: 2.00 In...- SKU:
- C15-1236
- Series:
- BR
- Volts:
- 240 V
- Amps:
- 50 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON BR THERMAL MAGNETIC CIRCUIT BREAKER,TYPE BR 1-INCH PLUG-ON CIRCUIT BREAKER
MSRP $132.00Surplus $32.19 -
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Eaton BR250ST Miniature Circuit Breakers (MCBs) BR 2P 50A 240V 50/60Hz 1Ph Shunt Trip
MSRP $423.00Surplus $194.18Eaton BR250ST Miniature Circuit Breakers (MCBs) BR 2P 50A 240V 50/60Hz 1Ph Shunt Trip​ ARCA SKU: C15-1237 Brand: Eaton MPN: BR250ST UPC: 786676000345 Shipping Weight: 0.95 Shipping...- SKU:
- C15-1237
- Series:
- BR
- Type:
- Thermal Magnetic
- Type:
- Common Trip
- Approval:
- UL 489
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- BR Series Loadcenter
- Poles:
- 2
- 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, Plug-On Mount, Common Trip, Shunt Trip, Duplex, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_84_CAT.pdf
- Number of Poles:
- 2
- Current Rating:
- 50 A
- Voltage Rating:
- 120/240 VAC
MSRP $423.00Surplus $194.18 -
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Eaton BR250SURCS Miniature Circuit Breakers (MCBs) BR 2P 50A 120V 50/60Hz 1Ph
MSRP $103.00Surplus $45.86Eaton BR250SURCS Miniature Circuit Breakers (MCBs) BR 2P 50A 120V 50/60Hz 1Ph​ ARCA SKU: C15-1239 Brand: Eaton MPN: BR250SURCS UPC: Shipping Weight: 1.15 Shipping Height: 2.00 In...- SKU:
- C15-1239
- Series:
- BR
- Volts:
- 120 V
- Amps:
- 50 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
MSRP $103.00Surplus $45.86 -
Eaton BR260NA Miniature Circuit Breakers (MCBs) 2P 60A 240V EA
MSRP $140.00Surplus $12.52Eaton BR260NA Miniature Circuit Breakers (MCBs) 2P 60A 240V EA​ ARCA SKU: C15-1242 Brand: Eaton MPN: BR260NA UPC: 62258823150 Shipping Weight: 0.55 lbs. Shipping Height: 2.00 In...- SKU:
- C15-1242
- Approval:
- UL 489
- Amps:
- 60 A
- Interrupting Rating:
- 5 kA
- Mounting:
- Plug-On
- Poles:
- 2
- Terminal Type:
- Thermal Magnetic
- Type:
- Common Trip
- Used On:
- BR Series Loadcenter
- Volts:
- 240 VAC
- Gauge:
- 4 to 1/0 AWG (Aluminum/Copper)
- Short Description:
- 240 VAC, 60 A, 5 kA, 2-Pole, Plug-On Mount, Common Trip, Duplex, Thermal Magnetic, Circuit Breaker
- Series:
- BR
- Specification/Technical:
- DIR1003 ...
- Voltage Rating:
- 120/240 VAC
- Installation/Operator:
- Eaton_00008_INST.pdf
- Wire Size:
- 4 to 1/0 AWG (Copper/Aluminum)
- Current Rating:
- 60 A
- Catalog:
- Eaton_00001_V1T1_90_CAT.pdf
- Number of Poles:
- 2
- Data Sheet:
- Eaton_52648_1_2_DATA.pdf
- TS PIK:
- 21494048
- Country of Origin:
- Dominican Republic
MSRP $140.00Surplus $12.52
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