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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Contact Us For Quote
Square D EHB34040 Miniature Circuit Breakers (MCBs)
Surplus $698.25SKU: C15-8620 Brand: Square D MPN: EHB34040 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-8620
Surplus $698.25 -
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Square D EHB34070 Miniature Circuit Breakers (MCBs) 3P 70A 480V
Surplus $950.00SKU: C15-8621 Brand: Square D MPN: EHB34070 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-8621
Surplus $950.00 -
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Square D EHB34090 Molded Case Breakers (MCCBs)
Surplus $1,045.00SKU: C15-8596 Brand: Square D MPN: EHB34090 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-8596
Surplus $1,045.00 -
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Square D EHB34100 Miniature Circuit Breakers (MCBs) 3P 100A 480V
Surplus $950.00SKU: C15-8622 Brand: Square D MPN: EHB34100 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-8622
Surplus $950.00 -
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Square D EJB14030 Miniature Circuit Breakers (MCBs) EA
MSRP $400.00Surplus $164.95SKU: C15-10701 Brand: Square D MPN: EJB14030 UPC: 78590113052 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10701
- TS PIK:
- 116558688
- Current Rating:
- 30 A
- Short Description:
- 277 VAC, 30 A, 65 kA, 1-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Used On:
- NF Merchandised Panelboard
- Voltage Rating:
- 277 VAC
- Series:
- EJB
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Type:
- Thermal Magnetic, Branch, Miniature
- Number of Poles:
- 1
- Interrupting Rating:
- 65 kA at 480 Star/277 VAC
- Data Sheet:
- SchneiderElectric-SquareD_45700_1_2_DATA.pdf
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
MSRP $400.00Surplus $164.95 -
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Square D EJB24015 Miniature Circuit Breakers (MCBs)
MSRP $1,241.00Surplus $409.32SKU: C15-7071 Brand: Square D MPN: EJB24015 UPC: 78590110734 Shipping Weight: 2.50 lbs. Shipping Height: 4.00 In. Shipping Length: 10.00 In. Shipping Width: 7.00 In...- SKU:
- C15-7071
- TS PIK:
- 121894758
MSRP $1,241.00Surplus $409.32 -
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
MSRP $1,241.00Surplus $396.34 -
Square D EJB24030 Miniature Circuit Breakers (MCBs) EA
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
MSRP $1,241.00Surplus $451.15 -
Square D EJB24040 Miniature Circuit Breakers (MCBs)
MSRP $1,241.00Surplus $365.95Square D EJB24040 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-7762 Brand: Square D MPN: EJB24040 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-7762
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
MSRP $1,241.00Surplus $451.15 -
Square D EJB34025 Molded Case Breakers (MCCBs) EJB 3P 25A 480V 50/60Hz 3Ph
MSRP $1,400.00Surplus $631.15SKU: C15-2753 Brand: Square D MPN: EJB34025 UPC: 785901128830 Shipping Weight: 3.70 lbs. Shipping Height: 5.00 In. Shipping Length: 10.00 In. Shipping Width: 6.00 In...- SKU:
- C15-2753
- Series:
- EJB
- Type:
- Full Vage
- Type:
- Non-Reversing
- Approval:
- UL (Canada and US)
- Volts:
- 480 Star/277 VAC
- Amps:
- 32 A
- Used On:
- NF Merchandised Panelboard
- Poles:
- 3
- Interrupting Rating:
- 65 kA at 480 Star/277 VAC
- Enclosure:
- IP00
- Application:
- Lighting
- Installation:
- Bolt-On
- Trip Setting:
- 270 A (Hold)
- Trip Setting:
- 875 Amp (Trip)
- Short Description:
- 480 Star/277 VAC, 25 A, 65 kA, 3-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:
- Eaton_56112_1-12_DATA.pdf
- Installation/Operator:
- Eaton_00654_INST.pdf
- CAD Drawing:
- Eaton_21607_1_CAD.pdf
- Current Rating:
- 25 A
- Number of Poles:
- 3
- Voltage Rating:
- 480 Star/277 VAC
MSRP $1,400.00Surplus $631.15 -
Square D EJB34030 Everything Else 3P 30A 480Y/277V
MSRP $1,358.00Surplus $549.99SKU: C15-7763 Brand: Square D MPN: EJB34030 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-7763
- TS PIK:
- 21334415
MSRP $1,358.00Surplus $549.99 -
Square D EJB34040 Molded Case Breakers (MCCBs) EA
MSRP $1,358.00Surplus $595.84SKU: C15-9306 Brand: Square D MPN: EJB34040 UPC: 78590139770 Shipping Weight: 3.55 lbs. Shipping Height: 4.50 In. Shipping Length: 10.00 In. Shipping Width: 6.00 In...- SKU:
- C15-9306
- Data Sheet:
- SchneiderElectric-SquareD_45732_1_2_DATA.pdf
- Type:
- Thermal Magnetic, Branch, Miniature
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Current Rating:
- 40 A
- Interrupting Rating:
- 65 kA at 480 Star/277 VAC
- Number of Poles:
- 3
- Voltage Rating:
- 480 Star/277 VAC
- Series:
- EJB
- Short Description:
- 480 Star/277 VAC, 40 A, 65 kA, 3-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Country of Origin:
- Mexico
MSRP $1,358.00Surplus $595.84 -
Square D EJB34045 Miniature Circuit Breakers (MCBs) EA
MSRP $1,358.00Surplus $617.96SKU: C15-10704 Brand: Square D MPN: EJB34045 UPC: 78590113062 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10704
- TS PIK:
- 116558698
- Type:
- Thermal Magnetic, Branch, Miniature
- Voltage Rating:
- 480 Star/277 VAC
- Short Description:
- 480 Star/277 VAC, 45 A, 65 kA, 3-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Used On:
- NF Merchandised Panelboard
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Series:
- EJB
- Interrupting Rating:
- 65 kA at 480 Star/277 VAC
- Data Sheet:
- SchneiderElectric-SquareD_45734_1_2_DATA.pdf
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Current Rating:
- 45 A
- Number of Poles:
- 3
MSRP $1,358.00Surplus $617.96 -
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Square D EJB34070 Miniature Circuit Breakers (MCBs)
MSRP $2,562.00Surplus $903.07Square D EJB34070 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-7764 Brand: Square D MPN: EJB34070 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-7764
- TS PIK:
- 21334417
- Series:
- EJB
- Interrupting Rating:
- 65 kA at 480 Star/277 VAC
- Voltage Rating:
- 480 Star/277 VAC
- Data Sheet:
- SchneiderElectric-SquareD_45740_1_2_DATA.pdf
- Used On:
- NF Merchandised Panelboard
- Short Description:
- 480 Star/277 VAC, 70 A, 65 kA, 3-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:
- 70 A
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Type:
- Thermal Magnetic, Branch, Miniature
- Number of Poles:
- 3
- Country of Origin:
- Mexico
MSRP $2,562.00Surplus $903.07 -
Square D EJB34080 Miniature Circuit Breakers (MCBs)
MSRP $2,075.22Surplus $767.61SKU: E30-11743 Brand: Square D MPN: EJB34080 UPC: 78590177753 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- E30-11743
- TS PIK:
- 116965071
- Current Rating:
- 80 A
- Data Sheet:
- SchneiderElectric-SquareD_45742_1_2_DATA.pdf
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Number of Poles:
- 3
- Interrupting Rating:
- 65 kA at 480 Star/277 VAC
- Voltage Rating:
- 480 Star/277 VAC
- Series:
- EJB
- Used On:
- NF Merchandised Panelboard
- Type:
- Thermal Magnetic, Branch, Miniature
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Short Description:
- 480 Star/277 VAC, 80 A, 65 kA, 3-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Country of Origin:
- Mexico
MSRP $2,075.22Surplus $767.61 -
Square D EJB34090 Miniature Circuit Breakers (MCBs)
MSRP $2,075.22Surplus $908.61Square D EJB34090 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-7707 Brand: Square D MPN: EJB34090 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-7707
- Series:
- EJB
- Current Rating:
- 90 A
- Interrupting Rating:
- 65 kA at 480 Star/277 VAC
- Type:
- Thermal Magnetic, Branch, Miniature
- Voltage Rating:
- 480 Star/277 VAC
- Data Sheet:
- SchneiderElectric-SquareD_45744_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Used On:
- NF Merchandised Panelboard
- Short Description:
- 480 Star/277 VAC, 90 A, 65 kA, 3-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Number of Poles:
- 3
- Country of Origin:
- Mexico
MSRP $2,075.22Surplus $908.61 -
Square D EJB34125 Miniature Circuit Breakers (MCBs) EA
MSRP $4,500.00Surplus $2,125.01SKU: C15-10705 Brand: Square D MPN: EJB34125 UPC: 78590116124 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10705
- TS PIK:
- 116559442
- Short Description:
- 480 Star/277 VAC, 125 A, 65 kA, 3-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_45748_1_2_DATA.pdf
- Series:
- EJB
- Interrupting Rating:
- 65 kA at 480 Star/277 VAC
- Number of Poles:
- 3
- Current Rating:
- 125 A
- Used On:
- NF Merchandised Panelboard
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Type:
- Thermal Magnetic, Branch, Miniature
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
MSRP $4,500.00Surplus $2,125.01 -
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Square D EL2GGV10X9SXBXWXCXT Molded Case Breakers (MCCBs) EA
MSRP $100.00Surplus $36.00Square D EL2GGV10X9SXBXWXCXT Molded Case Breakers (MCCBs) EA​ ARCA SKU: C15-11053 Brand: Square D MPN: EL2GGV10X9SXBXWXCXT UPC: Shipping Weight: 158.00 lbs. Shipping Height: 22.00...- SKU:
- C15-11053
MSRP $100.00Surplus $36.00 -
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Square D EZM125QOA Circuit Breaker Accessories
MSRP $150.00Surplus $74.09Square D EZM125QOA Circuit Breaker Accessories​ ARCA SKU: C15-2213 Brand: Square D MPN: EZM125QOA UPC: 785901330486 Shipping Weight: 0.62 Shipping Height: 3.60 In. Shipping...- SKU:
- C15-2213
- Item:
- Adapter
- Short Description:
- Q2M to QO Circuit Breaker Adapter for EZ Meter Pak
- Series:
- EZM
- Data Sheet:
- SchneiderElectric-SquareD_12825_1_DATA.pdf
- Catalog:
- SchneiderElectric_00257_2_3-2_11_CAT.pdf
MSRP $150.00Surplus $74.09
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.
