
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 CHB120 Miniature Circuit Breakers (MCBs) CHB 1P 20A 240V 50/60Hz 1Ph EA
MSRP $145.00Surplus $33.58Eaton CHB120 Miniature Circuit Breakers (MCBs) CHB 1P 20A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-3134 Brand: Eaton MPN: CHB120 UPC: 782113112350 Shipping Weight: 0.30 lbs. Shipping...- SKU:
- C15-3134
- Series:
- CHB
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Size:
- 4.5 Inch Width x 8.3 Inch Depth x 4.4 Inch Height
- Volts:
- 120/240 V
- Amps:
- 32 A
- Used On:
- CH Load Center
- Used On:
- PB Panelboard
- Poles:
- 1
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 8 AWG
- Short Description:
- 120/240 V, 20 A, 10 kA, 1-Pole, Bolt-On Mount, Thermal Magnetic
- TS PIK:
- 111010045
- Voltage Rating:
- 120/240 V
- Number of Poles:
- 1
- Current Rating:
- 20 A
- Country of Origin:
- Dominican Republic
MSRP $145.00Surplus $33.58 -
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Eaton CL120GFT Miniature Circuit Breakers (MCBs) CL 1P 20A 240V 50/60Hz 1Ph
MSRP $400.00Surplus $72.54Eaton CL120GFT Miniature Circuit Breakers (MCBs) CL 1P 20A 240V 50/60Hz 1Ph​ ARCA SKU: C15-2583 Brand: Eaton MPN: CL120GFT UPC: 786680131332 Shipping Weight: 0.45 Shipping Height: 1.00 In...- SKU:
- C15-2583
- Approval:
- UL
- Amps:
- 20 A
- Interrupting Rating:
- 10 kA
- Poles:
- 1
- Size:
- 1 Inch W x 3 Inch D x 3.5 Inch H
- Terminal Trip Sensitivity:
- 5 MilliA
- Used On:
- Loadcenter
- Volts:
- 120/240 V
- Gauge:
- 14 to 4 AWG (Copper/Aluminum)
- Short Description:
- 120/240 V, 20 A, 10 kA, 5 mA Trip Level, 1-Pole, 1" Space, Ground Fault Circuit Breaker
- Series:
- CL
- Wire Size:
- 14 to 4 AWG (Copper/Aluminum)
- Catalog:
- Eaton_36620_V1T1_104_CAT.pdf
- Number of Poles:
- 1
- Voltage Rating:
- 120/240 V
- Current Rating:
- 20 A
- Trip Sensitivity:
- 5 MilliA
MSRP $400.00Surplus $72.54 -
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Eaton CH140 Miniature Circuit Breakers (MCBs) 40A 120V
MSRP $22.05Surplus $11.75Eaton CH140 Miniature Circuit Breakers (MCBs) 40A 120V​ ARCA SKU: C15-1388 Brand: Eaton MPN: CH140 UPC: 78211310167 Shipping Weight: 0.30 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-1388
- Series:
- Type CH
- Volts:
- 120/240 V
- Amps:
- 32 A
- Used On:
- Type CH Loadcenter
- Poles:
- 1
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 2 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 40 A, 10 kA, 1-Pole, 3/4" Plug-On Mount, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_36_V1T1_37_CAT.pdf
- Number of Poles:
- 1
- Voltage Rating:
- 120/240 V
- Installation/Operator:
- Eaton_00231_INST.pdf
- Current Rating:
- 40 A
MSRP $22.05Surplus $11.75 -
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Eaton CHB125 Miniature Circuit Breakers (MCBs) CHB 1P 25A 120/240V 50/60Hz 1Ph
MSRP $105.00Surplus $87.78Eaton CHB125 Miniature Circuit Breakers (MCBs) CHB 1P 25A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-3969 Brand: Eaton MPN: CHB125 UPC: 782113363066 Shipping Weight: 0.30 lbs. Shipping Height: 1...- SKU:
- C15-3969
- Approval:
- UL 489
- Amps:
- 25 A
- Interrupting Rating:
- 10 kA
- Mounting:
- Bolt-On
- Poles:
- 1
- Size:
- 0.7 Inch Width x 3.7 Inch Depth x 3.4 Inch Height
- Terminal Type:
- Thermal Magnetic
- Used On:
- CH Load Center
- Used On:
- PB Panelboard
- Volts:
- 120/240 V
- Gauge:
- 14 to 8 AWG
- Specification/Technical:
- Eaton_62236_1_SPEC.pdf
- Number of Poles:
- 1
- Current Rating:
- 25 A
- Type:
- Thermal Magnetic
- Wire Size:
- 14 to 8 AWG
- Voltage Rating:
- 120/240 V
- Catalog:
- Eaton_57969_V12T3_9_CAT.pdf
- Short Description:
- EATON CH THERMAL MAGNETIC CIRCUIT BREAKER,CIRCUIT BREAKER,30 A,10 kAIC,SINGLE-POLE,120/240 V,#14-8 AWG,CHB,CH LOADCENTERS
MSRP $105.00Surplus $87.78 -
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Eaton BR145 Miniature Circuit Breakers (MCBs)
MSRP $13.29Surplus $3.23SKU: C15-19143 Brand: Eaton MPN: BR145 UPC: 78211437209 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19143
- Voltage Rating:
- 120/240 V
- Mounting:
- 1-Inch Plug-On
- Wire Size:
- 14 to 4 AWG Copper/Aluminum
- Interrupting Rating:
- 10 kA
- Current Rating:
- 45 A
- Size:
- 1 Inch Width x 3 Inch Depth x 3 Inch Height
- Short Description:
- EATON BR THERMAL MAGNETIC CIRCUIT BREAKER,TYPE BR 1-INCH PLUG-ON CIRCUIT BREAKER
- Used On:
- BR Load Center
- Approval:
- UL 489
- Number of Poles:
- 1
- Type:
- Thermal Magnetic
MSRP $13.29Surplus $3.23 -
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Eaton CH170 Miniature Circuit Breakers (MCBs)
MSRP $105.00Surplus $28.35SKU: C15-15735 Brand: Eaton MPN: CH170 UPC: 78211387115 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-15735
- Number of Poles:
- 1
- Short Description:
- 120/240 VAC, 70 A, 10 kA Interrupt, 1-Pole, 10 to 1/0 AWG Copper/Aluminum Terminal, 3/4" Space, Thermal Magnetic, Type CH, Circuit Breaker (10 per Carton)
- Current Rating:
- 70 A
- Interrupting Rating:
- 10 kA
- Voltage Rating:
- 120/240 V
- Size:
- 0.75 Inch Width x 3.25 Inch Depth x 3.375 Inch Height
- Mounting:
- 3/4 Plug-On
- Wire Size:
- 10 to 1/0 AWG Copper/Aluminum
- Catalog:
- EatonCorp_00272_V1T1_37_CAT.pdf
- Type:
- Thermal Magnetic, Standard
- Used On:
- CH Load Center
- Approval:
- UL 489
MSRP $105.00Surplus $28.35 -
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Eaton CHB115GF Miniature Circuit Breakers (MCBs)
MSRP $221.00Surplus $59.67SKU: C15-19160 Brand: Eaton MPN: CHB115GF UPC: 78211328635 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19160
- Used On:
- Panelboard
- Trip Sensitivity:
- 5 MilliA
- Series:
- CHB
- Approval:
- UL 489
- Short Description:
- 120/240 V, 15 A, 10 kA, 5 mA Trip Level, 1-Pole, Bolt-On Mount, Thermal Magnetic, Ground Fault Circuit Breaker
- Number of Poles:
- 1
- Interrupting Rating:
- 10 kA
- Mounting:
- Bolt-On
- Current Rating:
- 15 A
- Voltage Rating:
- 120/240 V
- Wire Size:
- 14 to 8 AWG
MSRP $221.00Surplus $59.67 -
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Eaton CL115CS Miniature Circuit Breakers (MCBs) CL 1P 15A 240V 50/60Hz 1Ph
MSRP $53.00Surplus $14.25Eaton CL115CS Miniature Circuit Breakers (MCBs) CL 1P 15A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1586 Brand: Eaton MPN: CL115CS UPC: 782114753026 Shipping Weight: 0.30 Shipping Height: 1.00 In...- SKU:
- C15-1586
- Series:
- CL
- Type:
- Thermal Magnetic
- Type:
- Compact
- Approval:
- UL 489
- Size:
- 7.25 Inch Length x 4.48 Inch Width x 6.5 Inch Height
- Volts:
- 120/240 V
- Amps:
- 32 A
- Used On:
- CH Load Center
- Poles:
- 1
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Short Description:
- 120/240 V, 15 A, 1-Pole, 10 kA, Thermal Magnetic
- Catalog:
- Eaton_00001_V1T1_37_V1T1_104_CAT.pdf
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00022_INST.pdf
- CAD Drawing:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01762_1_CAD.pdf
- Current Rating:
- 15 A
- Number of Poles:
- 1
- Voltage Rating:
- 120/240 V
MSRP $53.00Surplus $14.25 -
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Eaton CL120CS Miniature Circuit Breakers (MCBs) CL 1P 20A 240V 50/60Hz 1Ph
MSRP $55.00Surplus $14.44Eaton CL120CS Miniature Circuit Breakers (MCBs) CL 1P 20A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1751 Brand: Eaton MPN: CL120CS UPC: 782114753033 Shipping Weight: 0.30 Shipping Height: 2.00 In...- SKU:
- C15-1751
- Series:
- CL
- Type:
- Molded Case
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Size:
- 7.25 Inch Length x 4.48 Inch Width x 6.5 Inch Height
- Volts:
- 120/240 V
- Amps:
- 32 A
- Used On:
- CH Load Center
- Poles:
- 1
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Short Description:
- 120/240 V, 20 A, 1-Pole, 10 kA, Thermal Magnetic
- Catalog:
- Eaton_00001_V1T1_37_V1T1_104_CAT.pdf
- Installation/Operator:
- Eaton_00166_INST.pdf
- Voltage Rating:
- 120/240 V
- Current Rating:
- 20 A
- Number of Poles:
- 1
MSRP $55.00Surplus $14.44 -
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Eaton CL120GF Miniature Circuit Breakers (MCBs) CL 1P 20A 240V 50/60Hz 1Ph
MSRP $416.00Surplus $139.85Eaton CL120GF Miniature Circuit Breakers (MCBs) CL 1P 20A 240V 50/60Hz 1Ph​ ARCA SKU: C15-1579 Brand: Eaton MPN: CL120GF UPC: 782114982167 Shipping Weight: 0.45 Shipping Height: 1.25 In...- SKU:
- C15-1579
- Series:
- CL
- Type:
- Thermal Magnetic
- Approval:
- UL
- Volts:
- 120/240 V
- Amps:
- 32 A
- Used On:
- Loadcenter
- Poles:
- 1
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Copper/Aluminum)
- Trip Sensitivity:
- 5 MilliA
- Short Description:
- 120/240 V, 20 A, 10 kA, 5 mA Trip Level, 1-Pole, 1" Space
- Catalog:
- Eaton_36620_V1T1_104_CAT.pdf
- Number of Poles:
- 1
- Current Rating:
- 20 A
- Voltage Rating:
- 120/240 V
MSRP $416.00Surplus $139.85
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