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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Square D OB215 Q Miniature Circuit Breakers (MCBs) 2P 15A
MSRP $74.19Surplus $26.71Square D OB215 Q Miniature Circuit Breakers (MCBs) 2P 15A​ ARCA SKU: C15-6491 Brand: Square D MPN: OB215 Q UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-6491
MSRP $74.19Surplus $26.71 -
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Square D OB250 Q Miniature Circuit Breakers (MCBs) 50A
MSRP $97.73Surplus $35.18Square D OB250 Q Miniature Circuit Breakers (MCBs) 50A​ ARCA SKU: C15-6492 Brand: Square D MPN: OB250 Q UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-6492
MSRP $97.73Surplus $35.18 -
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Square D OB260 Q Miniature Circuit Breakers (MCBs) 2P 60A
MSRP $74.19Surplus $26.71Square D OB260 Q Miniature Circuit Breakers (MCBs) 2P 60A​ ARCA SKU: C15-6493 Brand: Square D MPN: OB260 Q UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-6493
MSRP $74.19Surplus $26.71 -
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Square D OB350 Q Miniature Circuit Breakers (MCBs) 3P 50A
MSRP $263.05Surplus $94.70Square D OB350 Q Miniature Circuit Breakers (MCBs) 3P 50A​ ARCA SKU: C15-6494 Brand: Square D MPN: OB350 Q UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-6494
MSRP $263.05Surplus $94.70 -
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Square D OM22 Miniature Circuit Breakers (MCBs) 2P 20A
MSRP $31.20Surplus $11.23Square D OM22 Miniature Circuit Breakers (MCBs) 2P 20A​ ARCA SKU: C15-6488 Brand: Square D MPN: OM22 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-6488
MSRP $31.20Surplus $11.23 -
Square D PA31600RC Circuit Breaker Accessories EA
MSRP $1,000.00Surplus $455.79Square D PA31600RC Circuit Breaker Accessories EA​ ARCA SKU: C15-6733 Brand: Square D MPN: PA31600RC UPC: 785901773481 Shipping Weight: 1.20 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-6733
- Data Sheet:
- SchneiderElectric-SquareD_08786_1_DATA.pdf
- Short Description:
- 600 VAC, 1600 A, 3-Pole, Rating Column for P-Frame Thermal Magnetic Circuit Breaker
- Used On:
- P-Frame Thermal Magnetic Circuit Breaker
- Series:
- PA
- Prop 65 Warning:
- Yes
- Type:
- Column Kit
MSRP $1,000.00Surplus $455.79 -
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Square D PA32000RC Circuit Breaker Accessories EA
MSRP $880.00Surplus $631.14SKU: C15-6732 Brand: Square D MPN: PA32000RC UPC: 047569773525 Shipping Weight: 0.85 lbs. Shipping Height: 2.00 In. Shipping Length: 9.00 In. Shipping Width: 8.00 In...- SKU:
- C15-6732
MSRP $880.00Surplus $631.14 -
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Square D PINQO Molded Case Breakers (MCCBs) EA
MSRP $410.59Surplus $147.82Square D PINQO Molded Case Breakers (MCCBs) EA​ ARCA SKU: C15-6689 Brand: Square D MPN: PINQO UPC: 78590154098 Shipping Weight: 3.75 lbs. Shipping Height: 5.00 In. Shipping...- SKU:
- C15-6689
- TS PIK:
- 125319181
MSRP $410.59Surplus $147.82 -
Square D PJA36100U44A Molded Case Breakers (MCCBs) EA
MSRP $26,211.00Surplus $12,890.63SKU: C15-10837 Brand: Square D MPN: PJA36100U44A UPC: 78590128223 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00...- SKU:
- C15-10837
- TS PIK:
- 119104106
- Country of Origin:
- Mexico
MSRP $26,211.00Surplus $12,890.63 -
Square D PJA36120 Molded Case Breakers (MCCBs)
MSRP $21,207.00Surplus $12,833.17SKU: C15-7772 Brand: Square D MPN: PJA36120 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-7772
MSRP $21,207.00Surplus $12,833.17 -
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Square D PJL36080CU31A Molded Case Breakers (MCCBs)
MSRP $18,523.08Surplus $9,849.67SKU: C15-7732 Brand: Square D MPN: PJL36080CU31A UPC: 78590163196 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00...- SKU:
- C15-7732
- TS PIK:
- 124273474
MSRP $18,523.08Surplus $9,849.67 -
Square D PJL36120 Molded Case Breakers (MCCBs)
MSRP $20,250.00Surplus $7,101.64SKU: C15-7240 Brand: Square D MPN: PJL36120 UPC: 78590188662 Shipping Weight: 39.00 lbs. Shipping Height: 13.00 In. Shipping Length: 21.00 In. Shipping Width: 12.00...- SKU:
- C15-7240
- TS PIK:
- 120071517
- Voltage Rating:
- 600 VAC 50/60 Hertz
- Current Rating:
- 1200 A
- Frame Type:
- P
- Short Description:
- 600 VAC 50/60 Hz, 1200 A, 25 kA, 3-Pole, P-Frame, Unit Mount, Line/Load Lug Terminal, 80% Continuous Current, Basic Electronic ET 1.0I, Molded Case Circuit Breaker
- Interrupting Rating:
- 25 kA at 600 VAC
- Number of Poles:
- 3
- Data Sheet:
- SchneiderElectric_15543_1_2_DATA.pdf
- Size:
- 8.27 Inch Width x 8.05 Inch Depth x 16.16 Inch Height
- Series:
- PJ
- Catalog:
- SchneiderElectric-SquareD_32357_7_41_CAT.pdf
- Maximum AC Voltage Rating:
- 600 V
- Installation/Operator:
- SchneiderElectric-Telemecanique_00352_INST.pdf
- Terminal Type:
- Line/Load Lug
- Type:
- Basic Electronic ET 1.0I, I
- CAD Drawings:
- SchneiderElectric_30244_1_CAD.pdf
- Prop 65 Warning:
- Yes
- Country of Origin:
- Italy
MSRP $20,250.00Surplus $7,101.64 -
Square D PK2MB Circuit Breaker Accessories
MSRP $8.00Surplus $5.64Square D PK2MB Circuit Breaker Accessories​ ARCA SKU: C15-2622 Brand: Square D MPN: PK2MB UPC: 047569517341 Shipping Weight: 0.05 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-2622
- Type:
- Backfed Main Circuit Breaker Retaining Kit
- Used On:
- QO
- Used On:
- Homeline 6?1 2
- Used On:
- 4? 8
- Used On:
- 8?16 Loadcenter Loadcenter
- Poles:
- 2
- Short Description:
- 3-Pole
- Catalog:
- SchneiderElectric-SquareD_03264_1_27_CAT.pdf
- Data Sheet:
- SchneiderElectric-SquareD_14551_1_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_00850_INST.pdf
- TS PIK:
- 111093944
- Prop 65 Warning:
- Yes
- Country of Origin:
- United States
MSRP $8.00Surplus $5.64 -
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Square D PK3MB Circuit Breaker Accessories QO 3P 3Ph
MSRP $14.70Surplus $5.63Square D PK3MB Circuit Breaker Accessories QO 3P 3Ph​ ARCA SKU: C15-2197 Brand: Square D MPN: PK3MB UPC: 785901894407 Shipping Weight: 1.07 Shipping Height: 0.00 In. Shipping...- SKU:
- C15-2197
- Type:
- Backfed Main Circuit Breaker Retaining Kit
- Used On:
- QO
- Used On:
- Homeline 3-Phase Loadcenter
- Poles:
- 2
- Short Description:
- 2-Pole
- Catalog:
- SchneiderElectric-SquareD_03264_1_27_1_28_CAT.pdf
- Data Sheet:
- SchneiderElectric-SquareD_14557_1_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_00853_INST.pdf
MSRP $14.70Surplus $5.63 -
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Square D PK4DTIM4LA Circuit Breaker Accessories QO 100-125A 1Ph
MSRP $102.00Surplus $52.07Square D PK4DTIM4LA Circuit Breaker Accessories QO 100-125A 1Ph​ ARCA SKU: C15-2193 Brand: Square D MPN: PK4DTIM4LA UPC: 785901400271 Shipping Weight: 2.88 Shipping Height: 10.10 In...- SKU:
- C15-2193
- Type:
- Manual Transfer Equipment Kit
- Used On:
- QO
- Used On:
- Homeline Circuit Breaker Loadcenter
- Poles:
- 2
- Short Description:
- Right Side Mount
- Catalog:
- SchneiderElectric-SquareD_03264_1_14_1_27_CAT.pdf
- Data Sheet:
- SchneiderElectric-SquareD_14560_1_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_00855_INST.pdf
MSRP $102.00Surplus $52.07 -
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Square D PK4DTIM4LAL Circuit Breaker Accessories QO 100-125A 1Ph MANUAL TRANSFER EQUIPMENT KIT
MSRP $102.00Surplus $42.52Square D PK4DTIM4LAL Circuit Breaker Accessories QO 100-125A 1Ph MANUAL TRANSFER EQUIPMENT KIT​ ARCA SKU: C15-2187 Brand: Square D MPN: PK4DTIM4LAL UPC: 785901307211 Shipping Weight: 2.87 Shipping...- SKU:
- C15-2187
- Type:
- Manual Transfer Equipment Kit
- Used On:
- QO
- Used On:
- Homeline Circuit Breaker Loadcenter
- Poles:
- 2
- Short Description:
- Left Side Mount
- Catalog:
- SchneiderElectric-SquareD_03264_1_14_1_27_CAT.pdf
- Data Sheet:
- SchneiderElectric-SquareD_14561_1_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_00856_INST.pdf
MSRP $102.00Surplus $42.52 -
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Square D Q0115CAFIC Miniature Circuit Breakers (MCBs) QO 1P 15A 120V 50/60Hz 1Ph
MSRP $435.00Surplus $80.56Square D Q0115CAFIC Miniature Circuit Breakers (MCBs) QO 1P 15A 120V 50/60Hz 1Ph​ ARCA SKU: C15-4253 Brand: Square D MPN: Q0115CAFIC UPC: Shipping Weight: 0.55 Shipping Height: 2.00 In...- SKU:
- C15-4253
- Volts:
- 120 V
- Amps:
- 15 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
MSRP $435.00Surplus $80.56 -
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Square D Q0115PCAFIC Miniature Circuit Breakers (MCBs) QOP 1P 15A 120V 50/60Hz 1Ph
MSRP $138.00Surplus $39.74Square D Q0115PCAFIC Miniature Circuit Breakers (MCBs) QOP 1P 15A 120V 50/60Hz 1Ph​ ARCA SKU: C15-4252 Brand: Square D MPN: Q0115PCAFIC UPC: 785901965282 Shipping Weight: 0.55 Shipping...- SKU:
- C15-4252
- Volts:
- 120 V
- Amps:
- 15 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
MSRP $138.00Surplus $39.74 -
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Square D Q0120PCAFIC Miniature Circuit Breakers (MCBs) QO 1P 20A 120V 50/60Hz 1Ph
MSRP $55.00Surplus $19.80Square D Q0120PCAFIC Miniature Circuit Breakers (MCBs) QO 1P 20A 120V 50/60Hz 1Ph​ ARCA SKU: C15-4621 Brand: Square D MPN: Q0120PCAFIC UPC: 785901978435 Shipping Weight: 0.55 lbs. Shipping...- SKU:
- C15-4621
MSRP $55.00Surplus $19.80 -
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Square D Q0125 Miniature Circuit Breakers (MCBs)
MSRP $11.77Surplus $4.24Square D Q0125 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6444 Brand: Square D MPN: Q0125 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-6444
MSRP $11.77Surplus $4.24
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.
