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 JJA36250 Molded Case Breakers (MCCBs)
MSRP $7,599.00Surplus $2,009.66SKU: C15-7102 Brand: Square D MPN: JJA36250 UPC: 78590168988 Shipping Weight: 6.60 lbs. Shipping Height: 6.00 In. Shipping Length: 15.00 In. Shipping Width: 9.00 In...- SKU:
- C15-7102
- TS PIK:
- 124254315
- Short Description:
- 600 VAC 50/60 Hz, 250 VDC, 250 A, 25 kA, 3-Pole, J-Frame, ABC Phase, Line Lug Load Terminal, Thermal Magnetic, Current Limiting, Panelboard Molded Case Circuit Breaker
- Voltage Rating:
- 600 VAC 50/60 Hertz, 250 VDC
- Current Rating:
- 250 A
- Series:
- JJ
- Number of Poles:
- 3
- Interrupting Rating:
- 25 kA at 600 VAC, 20 kA at 250 VDC
- CAD Drawings:
- SchneiderElectric_29800_1_CAD.pdf
- Data Sheet:
- SchneiderElectric-SquareD_47421_1-3_DATA.pdf
- Catalog:
- SchneiderElectric-SquareD_32357_7_31_9_58_CAT.pdf
- Installation/Operator:
- SchneiderElectric-Telemecanique_00047_INST.pdf
- Type:
- Thermal Magnetic, Current Limiting
- Prop 65 Warning:
- Yes
- Country of Origin:
- United States
MSRP $7,599.00Surplus $2,009.66 -
Square D JJA36250U31X Circuit Breaker Accessories
MSRP $5,970.00Surplus $3,510.00SKU: C15-10796 Brand: Square D MPN: JJA36250U31X UPC: 78590115911 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00...- SKU:
- C15-10796
- TS PIK:
- 124984145
- Series:
- JJ
- Short Description:
- 600 VAC 50/60 Hz, 250 VDC, 250 A, 25 kA, 3-Pole, J-Frame, Line Lug Load, Electronic, Standard, Micrologic 3.2, LI, Current Limiting, Panelboard Molded Case Circuit Breaker
- Catalog:
- SchneiderElectric-SquareD_32357_7_31_9_59_CAT.pdf
- Type:
- Electronic, Standard, Micrologic 3.2, LI, Current Limiting
- Used On:
- Class 611/612 I-Line Panelboard
- Installation/Operator:
- SchneiderElectric-Telemecanique_00047_INST.pdf
- Data Sheet:
- SchneiderElectric-SquareD_47422_1-3_DATA.pdf
- Country of Origin:
- United States
- Approval:
- UL, CSA, CE
MSRP $5,970.00Surplus $3,510.00 -
Square D JJA36250U33X Circuit Breaker Accessories
MSRP $5,061.69Surplus $4,166.84SKU: C15-7737 Brand: Square D MPN: JJA36250U33X UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-7737
- Series:
- JJ
- Used On:
- Class 611/612 I-Line Panelboard
- Short Description:
- 600 VAC 50/60 Hz, 250 VDC, 250 A, 25 kA, 3-Pole, J-Frame, Line Lug Load, Electronic, Standard, Micrologic 3.2 S, LSI, Current Limiting, Panelboard Molded Case Circuit Breaker
- Type:
- Electronic, Standard, Micrologic 3.2 S, LSI, Current Limiting
- Prop 65 Warning:
- Yes
- Data Sheet:
- SchneiderElectric-SquareD_47423_1-3_DATA.pdf
- Catalog:
- SchneiderElectric-SquareD_32357_7_31_9_59_CAT.pdf
- Installation/Operator:
- SchneiderElectric-Telemecanique_00047_INST.pdf
- Country of Origin:
- United States
- Approval:
- UL, CSA, CE
MSRP $5,061.69Surplus $4,166.84 -
Square D JJA36250U43X Circuit Breaker Accessories EA
MSRP $6,000.00Surplus $4,185.00SKU: C15-10797 Brand: Square D MPN: JJA36250U43X UPC: 78590108428 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00...- SKU:
- C15-10797
- TS PIK:
- 124983956
- Series:
- JJ
- Installation/Operator:
- SchneiderElectric-Telemecanique_00047_INST.pdf
- Data Sheet:
- SchneiderElectric-SquareD_47424_1-3_DATA.pdf
- Type:
- Electronic, Ammeter, Micrologic 5.2 A, LSI, Current Limiting
- Short Description:
- 600 VAC 50/60 Hz, 250 VDC, 250 A, 25 kA, 3-Pole, J-Frame, Line Lug Load, Electronic, Ammeter, Micrologic 5.2 A, LSI, Current Limiting, Panelboard Molded Case Circuit Breaker
- Catalog:
- SchneiderElectric-SquareD_32357_7_31_9_59_CAT.pdf
- Used On:
- Class 611/612 I-Line Panelboard
- Country of Origin:
- Canada
- Approval:
- UL, CSA, CE
MSRP $6,000.00Surplus $4,185.00 -
Square D JJA36250U44X Circuit Breaker Accessories EA
MSRP $8,231.00Surplus $4,723.65SKU: C15-10798 Brand: Square D MPN: JJA36250U44X UPC: 78590176301 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00...- SKU:
- C15-10798
- TS PIK:
- 126337922
- Country of Origin:
- Mexico
MSRP $8,231.00Surplus $4,723.65 -
Square D JJL34250WU33XYP Molded Case Breakers (MCCBs)
MSRP $14,500.00Surplus $1,558.26SKU: C15-7110 Brand: Square D MPN: JJL34250WU33XYP UPC: Shipping Weight: 5.50 lbs. Shipping Height: 6.00 In. Shipping Length: 9.00 In. Shipping Width: 8.00 In...- SKU:
- C15-7110
MSRP $14,500.00Surplus $1,558.26 -
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Square D JJL36225 Molded Case Breakers (MCCBs) JJL 3P 225A 600V 50/60Hz 3Ph J Frame
MSRP $5,976.00Surplus $2,166.57SKU: C15-4774 Brand: Square D MPN: JJL36225 UPC: 785901839927 Shipping Weight: 41.15 lbs. Shipping Height: 21.00 In. Shipping Length: 19.00 In. Shipping Width: 17.00...- SKU:
- C15-4774
- Series:
- JJ
- Type:
- Thermal Magnetic
- Type:
- Current Limiting
- Type:
- Adjustable
- Approval:
- UL
- Approval:
- CSA
- Size:
- 4.09 Inch Width x 3.39 Inch Depth x 7.52 Inch Height
- Volts:
- 600 VAC 50/60 Hertz
- Volts:
- 250 VDC
- Amps:
- 32 A
- Poles:
- 3
- Interrupting Rating:
- 25 kA at 600 VAC
- Interrupting Rating:
- 20 kA at 250 Volt DC
- Terminal Type:
- Line/Load Lug
- Frame Type:
- J
- Maximum AC Voltage Rating:
- 600 V
- Maximum DC Voltage Rating:
- 250 V
- Short Description:
- 600 VAC 50/60 Hz, 250 VDC, 225 A, 25 kA, 3-Pole, J-Frame, Unit Mount, Line/Load Lug Terminal, Thermal Magnetic, Current Limiting, Adjustable
- Catalog:
- SchneiderElectric-SquareD_32357_7_6_7_31_7_33_7_34_CAT.pdf
- Data Sheet:
- SchneiderElectric-SquareD_47442_1-4_DATA.pdf
- Installation/Operator:
- SchneiderElectric-Telemecanique_00047_INST.pdf
- CAD Drawing:
- SchneiderElectric-SquareD_74678_1_CAD.pdf
- Manufacturer Warranty:
- SchneiderElectric-SquareD_00002_WARR.pdf
- Number of Poles:
- 3
- Voltage Rating:
- 600 VAC 50/60 Hertz, 250 VDC
- Current Rating:
- 225 A
- CAD Drawings:
- SchneiderElectric-SquareD_74678_1_CAD.pdf
- Prop 65 Warning:
- Yes
- Country of Origin:
- Mexico
MSRP $5,976.00Surplus $2,166.57 -
Square D JJM36250 Molded Case Breakers (MCCBs)
MSRP $7,238.00Surplus $1,850.52SKU: C15-7113 Brand: Square D MPN: JJM36250 UPC: 78590106832 Shipping Weight: 4.25 lbs. Shipping Height: 4.00 In. Shipping Length: 8.00 In. Shipping Width: 4.00 In...- SKU:
- C15-7113
- TS PIK:
- 120071825
- Size:
- 4.09 Inch Width x 3.39 Inch Depth x 7.52 Inch Height
- CAD Drawings:
- SchneiderElectric-SquareD_74681_1_CAD.pdf
- Maximum AC Voltage Rating:
- 600 V
- Short Description:
- 600 VAC 50/60 Hz, 250 VDC, 250 A, 25 kA, 3-Pole, J-Frame, Unit Mount, Line Lug/Load Nut Terminal, Thermal Magnetic, Current Limiting, Adjustable, Molded Case Circuit Breaker
- Maximum DC Voltage Rating:
- 250 V
- Series:
- JJ
- Frame Type:
- J
- Terminal Type:
- Line Lug, Load Nut
- Type:
- Thermal Magnetic, Current Limiting, Adjustable
- Voltage Rating:
- 600 VAC 50/60 Hertz, 250 VDC
- Data Sheet:
- SchneiderElectric_14458_1-3_DATA.pdf
- Installation/Operator:
- SchneiderElectric-Telemecanique_00047_INST.pdf
- Interrupting Rating:
- 25 kA at 600 VAC, 20 kA at 250 VDC
- Current Rating:
- 250 A
- Catalog:
- SchneiderElectric-SquareD_32357_7_31_7_32_CAT.pdf
- Number of Poles:
- 3
- Country of Origin:
- United States
MSRP $7,238.00Surplus $1,850.52 -
Square D JLA36200 Molded Case Breakers (MCCBs)
MSRP $7,299.00Surplus $3,243.82SKU: C15-10804 Brand: Square D MPN: JLA36200 UPC: 78590167310 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10804
- TS PIK:
- 120731273
- Prop 65 Warning:
- Yes
- Series:
- JL
- Current Rating:
- 200 A
- Type:
- Thermal Magnetic, Current Limiting
- Interrupting Rating:
- 50 kA at 600 VAC, 20 kA at 250 VDC
- Data Sheet:
- SchneiderElectric-SquareD_47468_1-3_DATA.pdf
- Number of Poles:
- 3
- Voltage Rating:
- 600 VAC 50/60 Hertz, 250 VDC
- Catalog:
- SchneiderElectric-SquareD_32357_7_31_9_58_CAT.pdf
- CAD Drawings:
- SchneiderElectric_29811_1_CAD.pdf
- Installation/Operator:
- SchneiderElectric-Telemecanique_00047_INST.pdf
- Short Description:
- 600 VAC 50/60 Hz, 250 VDC, 200 A, 50 kA, 3-Pole, J-Frame, ABC Phase, Line Lug Load Terminal, Thermal Magnetic, Current Limiting, Panelboard Molded Case Circuit Breaker
- Country of Origin:
- Canada
MSRP $7,299.00Surplus $3,243.82 -
Square D KA26125AC Molded Case Breakers (MCCBs)
MSRP $2,698.00Surplus $477.16SKU: C15-7105 Brand: Square D MPN: KA26125AC UPC: Shipping Weight: 7.75 lbs. Shipping Height: 6.00 In. Shipping Length: 15.00 In. Shipping Width: 9.00 In. Product...- SKU:
- C15-7105
- Maximum AC Voltage Rating:
- 600 V
- Type:
- Molded Case, Thermal Magnetic
- Voltage Rating:
- 120/240/480/600 VAC at 50/60 Hz, 120/240 VAC at 50/60 Hz, 480 VAC Star/277 VAC at 50/60 Hz (UL/CSA/NOM), 240/415 VAC at 50/60 Hz (IEC) 125 VDC, 250 VDC
- Catalog:
- SchneiderElectric-SquareD_00935_11_12_11_13_CAT.pdf
- Interrupting Rating:
- 42 kA at 120 VAC, 42 kA at 120/240 VAC, 42 kA at 240 VAC, 25 kA at 480 VAC Star/277 VAC, 25 kA at 480 VAC, 22 kA at 600 VAC (UL/CSA/NOM), 10 kA at 240/415 VAC (IEC), 10 kA at 125 VDC, 10 kA at 250 VDC
- Frame Type:
- K
- Number of Poles:
- 2
- Size:
- 4.5 Inch W x 4.75 Inch D x 8 Inch H
- Terminal Type:
- Plug-On
- Short Description:
- 600 VAC, 250 VDC, 125 A, 22 kA, 2-Phase, 2-Pole, K-Frame, I-Line Mount, Thermal Magnetic, Molded Case Circuit Breaker
- Maximum DC Voltage Rating:
- 250 V
- Current Rating:
- 125 A
MSRP $2,698.00Surplus $477.16 -
Square D KA36110 Molded Case Breakers (MCCBs)
MSRP $2,595.00Surplus $710.90SKU: C15-7108 Brand: Square D MPN: KA36110 UPC: Shipping Weight: 8.25 lbs. Shipping Height: 9.00 In. Shipping Length: 13.00 In. Shipping Width: 6.00 In. Product...- SKU:
- C15-7108
MSRP $2,595.00Surplus $710.90 -
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Square D KA36150 Molded Case Breakers (MCCBs) 150A
Surplus $950.00SKU: C15-8632 Brand: Square D MPN: KA36150 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-8632
Surplus $950.00 -
Contact Us For Quote
Square D KA36200 Molded Case Breakers (MCCBs) KA 3P 200A 600V 50/60Hz 3Ph K Frame
MSRP $2,450.00Surplus $900.00SKU: C15-4673 Brand: Square D MPN: KA36200 UPC: 10785901425141 Shipping Weight: 8.20 lbs. Shipping Height: 5.00 In. Shipping Length: 13.00 In. Shipping Width: 7.00 In...- SKU:
- C15-4673
- Series:
- 655/825/660, kA
- Type:
- Molded Case
- Type:
- Thermal Magnetic
- Type:
- Main
- Approval:
- UL
- Approval:
- CSA
- Approval:
- IEC
- Volts:
- 600 VAC
- Volts:
- 250 VDC
- Amps:
- 32 A
- Used On:
- I-Line Panelboard and Switchboard
- Poles:
- 3
- Interrupting Rating:
- 42 kA at 240 V AC
- Interrupting Rating:
- 25 kA at 480 Volt AC
- Interrupting Rating:
- 22 kA at 600 Volt AC
- Application:
- Construction
- Installation:
- Plug-On
- Trip Setting:
- 1000 to 2000 Amp
- Construction:
- Used On
- Short Description:
- 600 VAC, 250 VDC, 200 A, 22 kA, 3-Pole, K-Frame, I-Line Mount, Thermal Magnetic
- Catalog:
- SchneiderElectric-SquareD_00935_11_12_CAT.pdf
- Number of Poles:
- 3
- Current Rating:
- 200 A
- Voltage Rating:
- 600 V AC, 250 V DC
MSRP $2,450.00Surplus $900.00 -
Square D KA36250 Molded Case Breakers (MCCBs) EA
MSRP $5,500.00Surplus $1,136.87SKU: C15-7082 Brand: Square D MPN: KA36250 UPC: Shipping Weight: 8.60 lbs. Shipping Height: 6.00 In. Shipping Length: 15.00 In. Shipping Width: 9.00 In. Product...- SKU:
- C15-7082
- Size:
- 4.5 Inch Width x 4.75 Inch Depth x 8 Inch Height
- Type:
- Molded Case, Thermal Magnetic, Adjustable
- Number of Poles:
- 3
- Interrupting Rating:
- 42 kA at 240 VAC, 25 kA at 480 VAC, 22 kA at 600 VAC
- Current Rating:
- 250 A
- Data Sheet:
- SchneiderElectric-SquareD_04818_1_DATA.pdf
- Short Description:
- 600 VAC, 250 VDC, 250 A, 22 kA, 3-Pole, K-Frame, I-Line Mount, Thermal Magnetic, Molded Case Circuit Breaker
- Voltage Rating:
- 600 VAC, 250 VDC
- Catalog:
- SchneiderElectric-SquareD_00935_11_12_11_13_CAT.pdf
- Series:
- kA
- Frame Type:
- K
- Approval:
- UL
- Maximum AC Voltage Rating (V):
- 600
- Maximum DC Voltage Rating (V):
- 250
MSRP $5,500.00Surplus $1,136.87 -
Square D KAL26125 Other Circuit Breakers
MSRP $2,000.00Surplus $738.28SKU: C15-7083 Brand: Square D MPN: KAL26125 UPC: Shipping Weight: 5.45 lbs. Shipping Height: 5.00 In. Shipping Length: 9.00 In. Shipping Width: 7.00 In. Product...- SKU:
- C15-7083
- Frame Type:
- K
- Current Rating:
- 125 A
- Voltage Rating:
- 600 VAC, 250 VDC
- Interrupting Rating:
- 42 kA at 240 VAC, 25 kA at 480 VAC, 22 kA at 600 VAC, 10 kA at 125/250 VDC
- Terminal Type:
- Lug
- Number of Poles:
- 2
- Type:
- Thermal Magnetic
- Short Description:
- 600 VAC, 250 VDC, 125 A, 22 kA, 2-Pole, K-Frame, Individually Mount, Thermal Magnetic, Molded Case Circuit Breaker
- Series:
- 655/825/660, kAL
- Size:
- 4.5 Inch Width x 4.75 Inch Depth x 8 Inch Height
- Catalog:
- SchneiderElectric-SquareD_00935_11_12_11_13_CAT.pdf
MSRP $2,000.00Surplus $738.28 -
Square D KAL36110 Molded Case Breakers (MCCBs)
MSRP $4,500.00Surplus $966.66SKU: C15-7090 Brand: Square D MPN: KAL36110 UPC: Shipping Weight: 7.45 lbs. Shipping Height: 6.00 In. Shipping Length: 15.00 In. Shipping Width: 9.00 In. Product...- SKU:
- C15-7090
MSRP $4,500.00Surplus $966.66 -
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Square D KAL36125 Molded Case Breakers (MCCBs)
Surplus $831.25SKU: C15-8634 Brand: Square D MPN: KAL36125 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-8634
Surplus $831.25 -
Square D KAL361251380 Molded Case Breakers (MCCBs)
MSRP $5,400.00Surplus $1,186.62SKU: C15-7092 Brand: Square D MPN: KAL361251380 UPC: Shipping Weight: 6.85 lbs. Shipping Height: 4.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In. Product...- SKU:
- C15-7092
MSRP $5,400.00Surplus $1,186.62 -
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Square D KC34175G Molded Case Breakers (MCCBs) KC 3P 175A 480V 50/60Hz 3Ph K Frame
MSRP $19,176.15Surplus $2,282.26SKU: C15-2487 Brand: Square D MPN: KC34175G UPC: Shipping Weight: 9.25 lbs. Shipping Height: 6.00 In. Shipping Length: 11.00 In. Shipping Width: 5.00 In. Product...- SKU:
- C15-2487
MSRP $19,176.15Surplus $2,282.26 -
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Square D KC34225G Molded Case Breakers (MCCBs) KC 3P 225A 480V 50/60Hz 3Ph K Frame
MSRP $18,500.00Surplus $4,106.45SKU: C15-2489 Brand: Square D MPN: KC34225G UPC: Shipping Weight: 9.30 lbs. Shipping Height: 6.00 In. Shipping Length: 11.00 In. Shipping Width: 5.00 In. Product...- SKU:
- C15-2489
MSRP $18,500.00Surplus $4,106.45
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.
