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 EDB24020 Molded Case Breakers (MCCBs) EA
MSRP $536.00Surplus $175.00Square D EDB24020 Molded Case Breakers (MCCBs) EA​ ARCA SKU: C15-6358 Brand: Square D MPN: EDB24020 UPC: 785901879015 Shipping Weight: 2.20 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-6358
- TS PIK:
- 113878697
- Short Description:
- 480 Star/277 VAC, 20 A, 18 kA, 2-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Series:
- EDB
- Number of Poles:
- 2
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Current Rating:
- 20 A
- Data Sheet:
- SchneiderElectric-SquareD_45570_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Interrupting Rating:
- 18 kA at 480 Star/277 VAC
- Voltage Rating:
- 480 Star/277 VAC
- Type:
- Thermal Magnetic, Branch, Miniature
- Country of Origin:
- Mexico
- Trip Setting:
- 270 A (Hold), 875 A (Trip)
- Approval:
- UL (Canada and US)
- Used On:
- NF Merchandised Panelboard
- Application:
- Lighting
- Installation:
- Bolt-On
MSRP $536.00Surplus $175.00 -
Square D EDB24060 Miniature Circuit Breakers (MCBs)
MSRP $536.00Surplus $161.00Square D EDB24060 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6508 Brand: Square D MPN: EDB24060 UPC: 78590187909 Shipping Weight: 2.50 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-6508
- TS PIK:
- 109594539
- Series:
- EDB
- Number of Poles:
- 2
- Interrupting Rating:
- 18 kA at 480 Star/277 VAC
- Short Description:
- 480 Star/277 VAC, 60 A, 18 kA, 2-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Current Rating:
- 60 A
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Data Sheet:
- SchneiderElectric-SquareD_45583_1_2_DATA.pdf
- Used On:
- NF Merchandised Panelboard
- Type:
- Thermal Magnetic, Branch, Miniature
- Voltage Rating:
- 480 Star/277 VAC
- Country of Origin:
- Mexico
- Application:
- Lighting
- Approval:
- UL (Canada and US)
- Trip Setting:
- 630 A (Hold), 1800 A (Trip)
- Installation:
- Bolt-On
MSRP $536.00Surplus $161.00 -
Square D EGB24040 Molded Case Breakers (MCCBs) 2P 40A EA
MSRP $628.56Surplus $343.14Square D EGB24040 Molded Case Breakers (MCCBs) 2P 40A EA​ ARCA SKU: C15-6511 Brand: Square D MPN: EGB24040 UPC: 785901130314 Shipping Weight: 2.45 lbs. Shipping Height: 4.00 In...- SKU:
- C15-6511
- TS PIK:
- 109595071
- Type:
- Thermal Magnetic, Branch, Miniature
- Number of Poles:
- 2
- Series:
- EGB
- Current Rating:
- 40 A
- Short Description:
- 480 Star/277 VAC, 40 A, 35 kA, 2-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Data Sheet:
- SchneiderElectric-SquareD_45661_1_2_DATA.pdf
- Voltage Rating:
- 480 Star/277 VAC
- Interrupting Rating:
- 35 kA at 480 Star/277 VAC
- Country of Origin:
- Mexico
- Application:
- Lighting
- Used On:
- NF Merchandised Panelboard
- Approval:
- UL (Canada and US)
- Installation:
- Bolt-On
- Trip Setting:
- 630 A (Hold), 1800 A (Trip)
MSRP $628.56Surplus $343.14 -
Square D EDB24050 Miniature Circuit Breakers (MCBs)
MSRP $536.00Surplus $140.00Square D EDB24050 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6410 Brand: Square D MPN: EDB24050 UPC: 78590187908 Shipping Weight: 2.45 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-6410
- TS PIK:
- 21032807
- Short Description:
- 480 Star/277 VAC, 50 A, 18 kA, 2-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Type:
- Thermal Magnetic, Branch, Miniature
- Voltage Rating:
- 480 Star/277 VAC
- Series:
- EDB
- Interrupting Rating:
- 18 kA at 480 Star/277 VAC
- Number of Poles:
- 2
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Used On:
- NF Merchandised Panelboard
- Current Rating:
- 50 A
- Data Sheet:
- SchneiderElectric-SquareD_45581_1_2_DATA.pdf
- Country of Origin:
- Mexico
- Application:
- Lighting
- Approval:
- UL (Canada and US)
- Trip Setting:
- 630 A (Hold), 1800 A (Trip)
- Installation:
- Bolt-On
MSRP $536.00Surplus $140.00 -
Square D EDB24015 Miniature Circuit Breakers (MCBs)
MSRP $536.00Surplus $250.04Square D EDB24015 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6568 Brand: Square D MPN: EDB24015 UPC: 78590187900 Shipping Weight: 2.50 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-6568
- TS PIK:
- 124770461
- Short Description:
- 480 Star/277 VAC, 15 A, 18 kA, 2-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Voltage Rating:
- 480 Star/277 VAC
- Data Sheet:
- SchneiderElectric-SquareD_45568_1_2_DATA.pdf
- Type:
- Thermal Magnetic, Branch, Miniature
- Series:
- EDB
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Interrupting Rating:
- 18 kA at 480 Star/277 VAC
- Used On:
- NF Merchandised Panelboard
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Current Rating:
- 15 A
- Number of Poles:
- 2
- Trip Setting:
- 270 A (Hold), 875 A (Trip)
- Installation:
- Bolt-On
- Application:
- Lighting
- Approval:
- UL (Canada and US)
MSRP $536.00Surplus $250.04 -
Square D EDB24035 Miniature Circuit Breakers (MCBs)
MSRP $536.00Surplus $168.00Square D EDB24035 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6507 Brand: Square D MPN: EDB24035 UPC: 78590131102 Shipping Weight: 2.65 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-6507
- TS PIK:
- 109594540
- Current Rating:
- 35 A
- Short Description:
- 480 Star/277 VAC, 35 A, 18 kA, 2-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Interrupting Rating:
- 18 kA at 480 Star/277 VAC
- Type:
- Thermal Magnetic, Branch, Miniature
- Approval:
- UL (Canada and US)
- Data Sheet:
- SchneiderElectric-SquareD_45577_1_2_DATA.pdf
- Application:
- Lighting
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Number of Poles:
- 2
- Used On:
- NF Merchandised Panelboard
- Voltage Rating:
- 480 Star/277 VAC
- Installation:
- Bolt-On
- Trip Setting:
- 630 A (Hold), 1800 A (Trip)
- Series:
- EDB
- Country of Origin:
- Mexico
MSRP $536.00Surplus $168.00 -
Square D EDB24030 Everything Else
MSRP $202.35Surplus $175.00Square D EDB24030 Everything Else​ ARCA SKU: C15-6506 Brand: Square D MPN: EDB24030 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In...- SKU:
- C15-6506
- TS PIK:
- 118952204
- Data Sheet:
- SchneiderElectric-SquareD_45575_1_2_DATA.pdf
- Voltage Rating:
- 480 Star/277 VAC
- Type:
- Thermal Magnetic, Branch, Miniature
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Short Description:
- 480 Star/277 VAC, 30 A, 18 kA, 2-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Current Rating:
- 30 A
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Used On:
- NF Merchandised Panelboard
- Number of Poles:
- 2
- Series:
- EDB
- Interrupting Rating:
- 18 kA at 480 Star/277 VAC
- Country of Origin:
- Mexico
- Approval:
- UL (Canada and US)
- Trip Setting:
- 270 A (Hold), 875 A (Trip)
- Installation:
- Bolt-On
- Application:
- Lighting
MSRP $202.35Surplus $175.00 -
Square D EDB24040 Miniature Circuit Breakers (MCBs)
MSRP $1,000.00Surplus $338.27SKU: C15-10680 Brand: Square D MPN: EDB24040 UPC: 78590187906 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10680
- TS PIK:
- 113878699
- Used On:
- NF Merchandised Panelboard
- Data Sheet:
- SchneiderElectric-SquareD_45578_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Short Description:
- 480 Star/277 VAC, 40 A, 18 kA, 2-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Current Rating:
- 40 A
- Interrupting Rating:
- 18 kA at 480 Star/277 VAC
- Voltage Rating:
- 480 Star/277 VAC
- Series:
- EDB
- Number of Poles:
- 2
- Type:
- Thermal Magnetic, Branch, Miniature
- Approval:
- UL (Canada and US)
- Installation:
- Bolt-On
- Trip Setting:
- 630 A (Hold), 1800 A (Trip)
- Application:
- Lighting
- Country of Origin:
- Mexico
MSRP $1,000.00Surplus $338.27 -
Square D EDB24100 Miniature Circuit Breakers (MCBs)
MSRP $756.00Surplus $357.27SKU: C15-10682 Brand: Square D MPN: EDB24100 UPC: 78590107292 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10682
- TS PIK:
- 115345449
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Data Sheet:
- SchneiderElectric-SquareD_45589_1_2_DATA.pdf
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Current Rating:
- 100 A
- Interrupting Rating:
- 18 kA at 480 Star/277 VAC
- Series:
- EDB
- Number of Poles:
- 2
- Type:
- Thermal Magnetic, Branch, Miniature
- Short Description:
- 480 Star/277 VAC, 100 A, 18 kA, 2-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Voltage Rating:
- 480 Star/277 VAC
- Used On:
- NF Merchandised Panelboard
- Installation:
- Bolt-On
- Approval:
- UL (Canada and US)
- Application:
- Lighting
- Trip Setting:
- 1000 A (Hold), 2300 A (Trip)
- Country of Origin:
- Mexico
MSRP $756.00Surplus $357.27 -
Square D EGB24020 Molded Case Breakers (MCCBs) EGB 2P 20A 600V 50/60Hz 2Ph EA
MSRP $1,038.00Surplus $199.03Square D EGB24020 Molded Case Breakers (MCCBs) EGB 2P 20A 600V 50/60Hz 2Ph EA​ ARCA SKU: C15-4869 Brand: Square D MPN: EGB24020 UPC: 785901311119 Shipping Weight: 2.55 lbs. Shipping...- SKU:
- C15-4869
- Series:
- EGB
- Type:
- Thermal Magnetic
- Type:
- Branch
- Type:
- Miniature
- Approval:
- UL (Canada and US)
- Volts:
- 480 Star/277 VAC
- Amps:
- 32 A
- Used On:
- NF Merchandised Panelboard
- Poles:
- 2
- Interrupting Rating:
- 35 kA at 480 Star/277 VAC
- Application:
- Lighting
- Installation:
- Bolt-On
- Trip Setting:
- 270 A (Hold)
- Trip Setting:
- 875 Amp (Trip)
- Short Description:
- 480 Star/277 VAC, 20 A, 35 kA, 2-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Data Sheet:
- SchneiderElectric-SquareD_45657_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Manufacturer Warranty:
- SchneiderElectric-SquareD_00002_WARR.pdf
- TS PIK:
- 115773402
- Voltage Rating:
- 480 Star/277 VAC
- Number of Poles:
- 2
- Current Rating:
- 20 A
- Country of Origin:
- Mexico
MSRP $1,038.00Surplus $199.03 -
Square D EGB24030 Molded Case Breakers (MCCBs) 2P 30A
MSRP $628.56Surplus $343.14Square D EGB24030 Molded Case Breakers (MCCBs) 2P 30A​ ARCA SKU: C15-6510 Brand: Square D MPN: EGB24030 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-6510
- TS PIK:
- 109595017
- Short Description:
- 480 Star/277 VAC, 30 A, 35 kA, 2-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Voltage Rating:
- 480 Star/277 VAC
- Series:
- EGB
- Interrupting Rating:
- 35 kA at 480 Star/277 VAC
- Current Rating:
- 30 A
- Type:
- Thermal Magnetic, Branch, Miniature
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Data Sheet:
- SchneiderElectric-SquareD_45659_1_2_DATA.pdf
- Number of Poles:
- 2
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Country of Origin:
- United States
- Trip Setting:
- 270 A (Hold), 875 A (Trip)
- Approval:
- UL (Canada and US)
- Application:
- Lighting
- Installation:
- Bolt-On
- Used On:
- NF Merchandised Panelboard
MSRP $628.56Surplus $343.14 -
Square D EJB24020 Molded Case Breakers (MCCBs)
MSRP $1,241.00Surplus $396.34SKU: C15-8657 Brand: Square D MPN: EJB24020 UPC: 78590133521 Shipping Weight: 1.19 lbs. Shipping Height: 5.66 In. Shipping Length: 1.96 In. Shipping Width: 4.05 In...- SKU:
- C15-8657
- TS PIK:
- 115261561
- Series:
- EJB
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Voltage Rating:
- 480 Star/277 VAC
- Interrupting Rating:
- 65 kA at 480 Star/277 VAC
- Current Rating:
- 20 A
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Data Sheet:
- SchneiderElectric-SquareD_45711_1_2_DATA.pdf
- Number of Poles:
- 2
- Type:
- Thermal Magnetic, Branch, Miniature
- Short Description:
- 480 Star/277 VAC, 20 A, 65 kA, 2-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Country of Origin:
- United States
- Prop 65 Warning:
- Yes
- Trip Setting:
- 270 A (Hold), 875 A (Trip)
- Used On:
- NF Merchandised Panelboard
- Approval:
- UL (Canada and US)
- Installation:
- Bolt-On
- Application:
- Lighting
MSRP $1,241.00Surplus $396.34 -
Square D EJB24030 Miniature Circuit Breakers (MCBs)
MSRP $1,241.00Surplus $451.15SKU: C15-10702 Brand: Square D MPN: EJB24030 UPC: 78590112876 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10702
- TS PIK:
- 116558661
- Used On:
- NF Merchandised Panelboard
- Type:
- Thermal Magnetic, Branch, Miniature
- Voltage Rating:
- 480 Star/277 VAC
- Current Rating:
- 30 A
- Number of Poles:
- 2
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Short Description:
- 480 Star/277 VAC, 30 A, 65 kA, 2-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Series:
- EJB
- Interrupting Rating:
- 65 kA at 480 Star/277 VAC
- Data Sheet:
- SchneiderElectric-SquareD_45713_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Trip Setting:
- 270 A (Hold), 875 A (Trip)
- Application:
- Lighting
- Approval:
- UL (Canada and US)
- Installation:
- Bolt-On
- Country of Origin:
- Mexico
MSRP $1,241.00Surplus $451.15 -
Square D EJB24040 Miniature Circuit Breakers (MCBs)
MSRP $1,241.00Surplus $365.95SKU: C15-7762 Brand: Square D MPN: EJB24040 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-7762
- TS PIK:
- 21333962
- Voltage Rating:
- 480 Star/277 VAC
- Approval:
- UL (Canada and US)
- Number of Poles:
- 2
- Type:
- Thermal Magnetic, Branch, Miniature
- Trip Setting:
- 630 A (Hold), 1800 A (Trip)
- Data Sheet:
- SchneiderElectric-SquareD_45715_1_2_DATA.pdf
- Used On:
- NF Merchandised Panelboard
- Installation:
- Bolt-On
- Short Description:
- 480 Star/277 VAC, 40 A, 65 kA, 2-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Interrupting Rating:
- 65 kA at 480 Star/277 VAC
- Application:
- Lighting
- Series:
- EJB
- Current Rating:
- 40 A
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Country of Origin:
- Mexico
MSRP $1,241.00Surplus $365.95 -
Square D EJB24050 Miniature Circuit Breakers (MCBs)
MSRP $1,241.00Surplus $451.15SKU: C15-10703 Brand: Square D MPN: EJB24050 UPC: 78590112880 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10703
- TS PIK:
- 116558664
- Used On:
- NF Merchandised Panelboard
- Data Sheet:
- SchneiderElectric-SquareD_45717_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Number of Poles:
- 2
- Interrupting Rating:
- 65 kA at 480 Star/277 VAC
- Current Rating:
- 50 A
- Voltage Rating:
- 480 Star/277 VAC
- Series:
- EJB
- Type:
- Thermal Magnetic, Branch, Miniature
- Short Description:
- 480 Star/277 VAC, 50 A, 65 kA, 2-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Trip Setting:
- 630 A (Hold), 1800 A (Trip)
- Application:
- Lighting
- Approval:
- UL (Canada and US)
- Installation:
- Bolt-On
- Country of Origin:
- Mexico
MSRP $1,241.00Surplus $451.15
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