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 AA114LPK Circuit Breaker Accessories EA
MSRP $824.43Surplus $302.44SKU: C15-6815 Brand: Eaton MPN: AA114LPK UPC: 78667902164 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-6815
- Used On:
- HMCP C Series L/M Frame Molded Case Circuit Breaker
- Catalog:
- Eaton_03771_V4T2_384_CAT.pdf
MSRP $824.43Surplus $302.44 -
Eaton AA115RPK Circuit Breaker Accessories Auxillary and Alarm Switch Combo 250V
MSRP $820.00Surplus $179.57Eaton AA115RPK Circuit Breaker Accessories Auxillary and Alarm Switch Combo 250V​ ARCA SKU: C15-3252 Brand: Eaton MPN: AA115RPK UPC: 786678262482 Shipping Weight: 0.25 Shipping Height: 2...- SKU:
- C15-3252
- Volts:
- 250 V
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY AUXILIARY BELL ALARM COMBINATION, AU
- Country of Origin:
- United States
MSRP $820.00Surplus $179.57 -
Eaton AAL3RPK Circuit Breaker Accessories EA
MSRP $759.71Surplus $261.58SKU: S05-2124 Brand: Eaton MPN: AAL3RPK UPC: 786679554463 Shipping Weight: 0.25 lbs. Shipping Height: 2.00 In. Shipping Length: 4.00 In. Shipping Width: 2.00 In...- SKU:
- S05-2124
- Connection Type:
- Pigtail Lead
- Contact Configuration:
- 1A-1B
- Contact Configuration:
- 1MK-1BK
- Mounting Location:
- Right Pole
- Used On:
- HMCP C Series K Frame Molded Case Circuit Breaker
- Specification/Technical:
- Eaton_05192_1_2_SPEC.pdf
- TS PIK:
- 107004650
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY AUXILIARY BELL ALARM COMBINATION, FI
- Catalog:
- Eaton_03771_V4T2_383_V4T2_453_V4T2_462_CAT.pdf
- Country of Origin:
- Dominican Republic
MSRP $759.71Surplus $261.58 -
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Eaton AAL3RTK Circuit Breaker Accessories Al/Lo & Aux Switch
MSRP $750.00Surplus $332.40SKU: C15-3773 Brand: Eaton MPN: AAL3RTK UPC: 786679554524 Shipping Weight: 0.40 lbs. Shipping Height: 3.25 In. Shipping Length: 5.50 In. Shipping Width: 3.00 In...- SKU:
- C15-3773
- Type:
- Alarm Switch
- Used On:
- Molded Case Circuit Breaker
- Short Description:
- 1-Set Contact, Right Pole Mount, Terminal Block, Auxiliary/Alarm Switch for HMCP K-Frame Molded Case Circuit Breaker
- Specification/Technical:
- Eaton_05193_1_2_SPEC.pdf
- Catalog:
- Eaton_14666_V4T2_417_CAT.pdf
MSRP $750.00Surplus $332.40 -
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Eaton ACB-27-1 Air Circuit Breakers (ACBs)
MSRP $10,050.00Surplus $1,540.96SKU: C15-4335 Brand: Eaton MPN: ACB-27-1 UPC: Shipping Weight: 234.00 lbs. Shipping Height: 21.00 In. Shipping Length: 25.00 In. Shipping Width: 27.00 In. Product...- SKU:
- C15-4335
MSRP $10,050.00Surplus $1,540.96 -
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Eaton ACF2R-Y2-1 Miniature Circuit Breakers (MCBs) 2P 5000A 277V 50/60Hz 1Ph
MSRP $550.00Surplus $198.00Eaton ACF2R-Y2-1 Miniature Circuit Breakers (MCBs) 2P 5000A 277V 50/60Hz 1Ph​ ARCA SKU: C15-4238 Brand: Eaton MPN: ACF2R-Y2-1 UPC: Shipping Weight: 0.55 Shipping Height: 2.00 In. Shipping...- SKU:
- C15-4238
- Volts:
- 277 V
- Amps:
- 5000 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
MSRP $550.00Surplus $198.00 -
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Eaton AD1S-B2-AO-DN-H-A-61-6-3 Miniature Circuit Breakers (MCBs) 1P 6A 80V 50/60Hz 1Ph
MSRP $75.00Surplus $26.09Eaton AD1S-B2-AO-DN-H-A-61-6-3 Miniature Circuit Breakers (MCBs) 1P 6A 80V 50/60Hz 1Ph​ ARCA SKU: C15-4631 Brand: Eaton MPN: AD1S-B2-AO-DN-H-A-61-6-3 UPC: Shipping Weight: 0.35 Shipping...- SKU:
- C15-4631
- Poles:
- 1
- Volts:
- 80 V
- Amps:
- 0.25 A
- Number of Phases:
- 1
MSRP $75.00Surplus $26.09 -
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Eaton AM2-A3-A-0010-03E Miniature Circuit Breakers (MCBs) 2P 10A 250V 50/60Hz 1Ph
MSRP $46.00Surplus $16.56Eaton AM2-A3-A-0010-03E Miniature Circuit Breakers (MCBs) 2P 10A 250V 50/60Hz 1Ph​ ARCA SKU: C15-4381 Brand: Eaton MPN: AM2-A3-A-0010-03E UPC: Shipping Weight: 0.35 Shipping...- SKU:
- C15-4381
- Poles:
- 2
- Volts:
- 250 V
- Amps:
- 10 A
- Number of Phases:
- 1
MSRP $46.00Surplus $16.56 -
Eaton AUX1EBFSLG Circuit Breaker Accessories
MSRP $353.00Surplus $134.01Eaton AUX1EBFSLG Circuit Breaker Accessories​ ARCA SKU: C15-2454 Brand: Eaton MPN: AUX1EBFSLG UPC: 786685236537 Shipping Weight: 0.05 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-2454
- Frame:
- LG
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY AUXILIARY SWITCH, EARLY BREAK HANDLE
- TS PIK:
- 123247158
- Country of Origin:
- United States
MSRP $353.00Surplus $134.01 -
Eaton AZ-3-C80 Miniature Circuit Breakers (MCBs) FAZ 3P 80A 120/240V 50/60Hz 3Ph
MSRP $2,800.00Surplus $470.50SKU: C15-3017 Brand: Eaton MPN: AZ-3-C80 UPC: 015082118017 Shipping Weight: 1.60 lbs. Shipping Height: 4.00 In. Shipping Length: 5.00 In. Shipping Width: 4.00 In...- SKU:
- C15-3017
- Series:
- AZ
- Type:
- High Capacity
- Type:
- C-Trip
- Size:
- 81 Millimeter Width x 75 Millimeter Depth x 90 Millimeter Height
- Volts:
- 230/400 VAC at 50/60 Hertz
- Amps:
- 32 A
- Poles:
- 3
- Mounting:
- Top-Hat Rail
- Interrupting Rating:
- 20 kA
- Terminal Type:
- Lift
- Short Description:
- 230/400 VAC 50/60 Hz, 80 A, 3-Pole, 20 kA, Lift Terminal, Top-Hat Rail Mount, C-Trip
- Catalog:
- Eaton_32240_85_CAT.pdf
- Data Sheet:
- Eaton_52579_1-8_DATA.pdf
- Installation/Operator:
- Eaton_00530_INST.pdf
- Number of Poles:
- 3
- Current Rating:
- 80 A
- Voltage Rating:
- 230/400 VAC
- Country of Origin:
- Mexico
MSRP $2,800.00Surplus $470.50 -
Eaton AZ-3-D100 Miniature Circuit Breakers (MCBs) FAZ 3P 100A 120/240V 50/60Hz 3Ph
MSRP $4,543.00Surplus $1,095.11Eaton AZ-3-D100 Miniature Circuit Breakers (MCBs) FAZ 3P 100A 120/240V 50/60Hz 3Ph​ ARCA SKU: C15-3937 Brand: Eaton MPN: AZ-3-D100 UPC: 015082118284 Shipping Weight: 1.63 lbs. Shipping...- SKU:
- C15-3937
- Series:
- AZ
- Type:
- High Capacity
- Type:
- D-Trip
- Size:
- 81 Millimeter Width x 75 Millimeter Depth x 90 Millimeter Height
- Volts:
- 230/400 VAC at 50/60 Hertz
- Amps:
- 32 A
- Poles:
- 3
- Mounting:
- Top-Hat Rail
- Interrupting Rating:
- 15 kA
- Terminal Type:
- Lift
- Short Description:
- 230/400 VAC 50/60 Hz, 100 A, 3-Pole, 15 kA, Lift Terminal, Top-Hat Rail Mount, D-Trip
- Catalog:
- Eaton_32240_86_CAT.pdf
- Data Sheet:
- Eaton_52580_1-8_DATA.pdf
- Installation/Operator:
- Eaton_00530_INST.pdf
- Number of Poles:
- 3
- Voltage Rating:
- 230/400 VAC
- Current Rating:
- 100 A
- Country of Origin:
- Mexico
MSRP $4,543.00Surplus $1,095.11 -
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Eaton B2016RD Circuit Breaker Accessories Line and Load Terminals 2000A R Frame
MSRP $216.00Surplus $83.05Eaton B2016RD Circuit Breaker Accessories Line and Load Terminals 2000A R Frame​ ARCA SKU: C15-2345 Brand: Eaton MPN: B2016RD UPC: 786679161173 Shipping Weight: 3.50 Shipping Height: 2.50...- SKU:
- C15-2345
- Amps:
- 2000 A
- Frame:
- R
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY LINE AND LOAD TERMINAL, LINE AND LOA
MSRP $216.00Surplus $83.05 -
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Eaton B215 Molded Case Breakers (MCCBs)
MSRP $150.00Surplus $53.70Eaton B215 Molded Case Breakers (MCCBs)​ ARCA SKU: C15-8933 Brand: Eaton MPN: B215 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In...- SKU:
- C15-8933
MSRP $150.00Surplus $53.70 -
Eaton B3000RD Circuit Breaker Accessories Rear Connector 3000A
MSRP $250.00Surplus $53.49Eaton B3000RD Circuit Breaker Accessories Rear Connector 3000A​ ARCA SKU: C15-4301 Brand: Eaton MPN: B3000RD UPC: Shipping Weight: 5.25 Shipping Height: 3.00 In. Shipping...- SKU:
- C15-4301
- Amps:
- 3000 A
MSRP $250.00Surplus $53.49 -
Eaton BA115 Miniature Circuit Breakers (MCBs) BA 1P 15A 240V 50/60Hz 1Ph
MSRP $40.00Surplus $8.54Eaton BA115 Miniature Circuit Breakers (MCBs) BA 1P 15A 240V 50/60Hz 1Ph​ ARCA SKU: C15-4397 Brand: Eaton MPN: BA115 UPC: Shipping Weight: 0.25 Shipping Height: 4.00 In. Shipping...- SKU:
- C15-4397
- Series:
- BAB
- Volts:
- 240 V
- Amps:
- 15 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Number of Poles:
- 1
- Current Rating:
- 15 A
MSRP $40.00Surplus $8.54 -
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Eaton BA120 Miniature Circuit Breakers (MCBs) BA 1P 20A 120/240V 50/60Hz 1Ph
MSRP $50.00Surplus $22.33Eaton BA120 Miniature Circuit Breakers (MCBs) BA 1P 20A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-2497 Brand: Eaton MPN: BA120 UPC: Shipping Weight: 0.25 lbs. Shipping Height: 1.00 In...- SKU:
- C15-2497
MSRP $50.00Surplus $22.33 -
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Eaton BA130 Miniature Circuit Breakers (MCBs) BR 1P 30A 120/240V 50/60Hz 1Ph
MSRP $40.00Surplus $12.01Eaton BA130 Miniature Circuit Breakers (MCBs) BR 1P 30A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-4401 Brand: Eaton MPN: BA130 UPC: Shipping Weight: 0.25 lbs. Shipping Height: 1.00 In...- SKU:
- C15-4401
MSRP $40.00Surplus $12.01 -
Eaton BA2000PB Circuit Breaker Accessories EA
MSRP $307.69Surplus $111.18Eaton BA2000PB Circuit Breaker Accessories EA​ ARCA SKU: C15-3389 Brand: Eaton MPN: BA2000PB UPC: 00786679301081 Shipping Weight: 1.40 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-3389
- Poles:
- 2
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY CONNECTOR, T CONNECTOR, TWO-POLE, US
- TS PIK:
- 21508664
- Country of Origin:
- United States
MSRP $307.69Surplus $111.18 -
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Eaton BA2100 Miniature Circuit Breakers (MCBs) BA 2P 100A 240V 50/60Hz 1Ph
MSRP $86.00Surplus $56.84Eaton BA2100 Miniature Circuit Breakers (MCBs) BA 2P 100A 240V 50/60Hz 1Ph​ ARCA SKU: C15-4619 Brand: Eaton MPN: BA2100 UPC: Shipping Weight: 0.55 lbs. Shipping Height: 3.00 In...- SKU:
- C15-4619
MSRP $86.00Surplus $56.84 -
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Eaton BA230 Miniature Circuit Breakers (MCBs) BA 2P 30A 120/240V 50/60Hz 1Ph
MSRP $115.00Surplus $32.98Eaton BA230 Miniature Circuit Breakers (MCBs) BA 2P 30A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-4374 Brand: Eaton MPN: BA230 UPC: Shipping Weight: 0.55 lbs. Shipping Height: 3.00 In...- SKU:
- C15-4374
MSRP $115.00Surplus $32.98
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