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 EJB34090 Miniature Circuit Breakers (MCBs)
MSRP $2,075.22Surplus $908.61SKU: C15-7707 Brand: Square D MPN: EJB34090 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- 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
- TS PIK:
- 21331844
- Application:
- Lighting
- Approval:
- UL (Canada and US)
- Installation:
- Bolt-On
- Trip Setting:
- 1000 A (Hold), 2300 A (Trip)
MSRP $2,075.22Surplus $908.61 -
Contact Us For Quote
Square D EJB34100SA Molded Case Breakers (MCCBs)
MSRP $2,885.00Surplus $778.95SKU: C15-16007 Brand: Square D MPN: EJB34100SA UPC: 78590164920 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16007
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Used On:
- NF Merchandised Panelboard
- Current Rating:
- 100 A
- Series:
- EJB
- Number of Poles:
- 3
- Voltage Rating:
- 480 Star/277 VAC
- Data Sheet:
- SchneiderElectric-SquareD_45746_1_2_DATA.pdf
- Type:
- Thermal Magnetic, Branch, Miniature
- Approval:
- UL (Canada and US)
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Interrupting Rating:
- 65 kA at 480 Star/277 VAC
- Short Description:
- 480 Star/277 VAC, 100 A, 65 kA, 3-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker with Shunt Trip Package
- Installation:
- Bolt-On
- Application:
- Lighting
- Trip Setting:
- 1000 A (Hold), 2300 A (Trip)
MSRP $2,885.00Surplus $778.95 -
Contact Us For Quote
Square D EJB34110 Molded Case Breakers (MCCBs)
MSRP $5,683.00Surplus $1,534.41SKU: C15-16008 Brand: Square D MPN: EJB34110 UPC: 78590145346 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16008
- Current Rating:
- 110 A
- Used On:
- NF Merchandised Panelboard
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Interrupting Rating:
- 65 kA at 480 Star/277 VAC
- Short Description:
- 480 Star/277 VAC, 110 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
- Series:
- EJB
- Approval:
- UL (Canada and US)
- Number of Poles:
- 3
- Type:
- Thermal Magnetic, Branch, Miniature
- Application:
- Lighting
- Data Sheet:
- SchneiderElectric-SquareD_45747_1_2_DATA.pdf
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Trip Setting:
- 1000 A (Hold), 2300 A (Trip)
- Installation:
- Bolt-On
MSRP $5,683.00Surplus $1,534.41 -
Square D EJB34125 Miniature Circuit Breakers (MCBs)
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
- Approval:
- UL (Canada and US)
- Installation:
- Bolt-On
- Application:
- Lighting
- Trip Setting:
- 1000 A (Hold), 2300 A (Trip)
- Country of Origin:
- Mexico
MSRP $4,500.00Surplus $2,125.01 -
Contact Us For Quote
Square D EJB34125SA Molded Case Breakers (MCCBs)
MSRP $6,674.00Surplus $1,801.98SKU: C15-18728 Brand: Square D MPN: EJB34125SA UPC: 78590164941 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-18728
- Trip Setting:
- 1000 A (Hold), 2300 A (Trip)
- Application:
- Lighting
- Installation:
- Bolt-On
- Approval:
- UL (Canada and US)
- Type:
- Thermal Magnetic, Branch, Miniature
- Used On:
- NF Merchandised Panelboard
- Data Sheet:
- SchneiderElectric-SquareD_45749_1_2_DATA.pdf
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Interrupting Rating:
- 65 kA at 480 Star/277 VAC
- Voltage Rating:
- 480 Star/277 VAC
- Series:
- EJB
- Number of Poles:
- 3
- Current Rating:
- 125 A
- 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 with Shunt Trip Package
MSRP $6,674.00Surplus $1,801.98
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.
