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 EDB34040 Miniature Circuit Breakers (MCBs) EDB 3P 40A 277V 50/60Hz 3Ph EA
MSRP $910.71Surplus $320.18SKU: C15-3583 Brand: Square D MPN: EDB34040 UPC: 785901875284 Shipping Weight: 3.35 lbs. Shipping Height: 4.00 In. Shipping Length: 7.00 In. Shipping Width: 5.00 In...- SKU:
- C15-3583
- Series:
- EDB
- 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:
- 3
- Interrupting Rating:
- 18 kA at 480 Star/277 VAC
- Application:
- Lighting
- Installation:
- Bolt-On
- Trip Setting:
- 630 A (Hold)
- Trip Setting:
- 1800 Amp (Trip)
- Short Description:
- 480 Star/277 VAC, 40 A, 18 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:
- SchneiderElectric-SquareD_45612_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Manufacturer Warranty:
- SchneiderElectric-SquareD_00002_WARR.pdf
- TS PIK:
- 113878627
- Number of Poles:
- 3
- Voltage Rating:
- 480 Star/277 VAC
- Current Rating:
- 40 A
- Country of Origin:
- United States
MSRP $910.71Surplus $320.18 -
Square D EGB24040 Molded Case Breakers (MCCBs) 2P 40A EA
MSRP $855.66Surplus $467.12Square 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 $855.66Surplus $467.12 -
Square D EDB24040 Miniature Circuit Breakers (MCBs)
MSRP $1,361.30Surplus $460.49SKU: 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 $1,361.30Surplus $460.49 -
Contact Us For Quote
Square D EGB34040SA Molded Case Breakers (MCCBs)
MSRP $3,946.41Surplus $1,957.09SKU: U00-8007 Brand: Square D MPN: EGB34040SA UPC: 78590128518 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- U00-8007
- Installation:
- Bolt-On
- Current Rating:
- 40 A
- Trip Setting:
- 630 A (Hold), 1800 A (Trip)
- Number of Poles:
- 3
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Series:
- EGB
- Data Sheet:
- SchneiderElectric-SquareD_45680_1_2_DATA.pdf
- Voltage Rating:
- 480 Star/277 VAC
- Type:
- Thermal Magnetic, Branch, Miniature
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Used On:
- NF Merchandised Panelboard
- Approval:
- UL (Canada and US)
- Application:
- Lighting
- Short Description:
- 480 Star/277 VAC, 40 A, 35 kA, 3-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker with Shunt Trip Package
- Interrupting Rating:
- 35 kA at 480 Star/277 VAC
MSRP $3,946.41Surplus $1,957.09 -
Square D EJB24040 Miniature Circuit Breakers (MCBs)
MSRP $1,689.37Surplus $498.17SKU: 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 $1,689.37Surplus $498.17 -
Square D EJB34040 Molded Case Breakers (MCCBs) EA
MSRP $1,848.65Surplus $571.75SKU: 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
- Approval:
- UL (Canada and US)
- Application:
- Lighting
- Trip Setting:
- 630 A (Hold), 1800 A (Trip)
- Installation:
- Bolt-On
- Used On:
- NF Merchandised Panelboard
MSRP $1,848.65Surplus $571.75 -
Contact Us For Quote
Square D EJB34040SA Molded Case Breakers (MCCBs)
MSRP $4,417.42Surplus $707.59SKU: U00-8030 Brand: Square D MPN: EJB34040SA UPC: 78590177702 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- U00-8030
- Number of Poles:
- 3
- Approval:
- UL (Canada and US)
- Series:
- EJB
- Type:
- Thermal Magnetic, Branch, Miniature
- Installation:
- Bolt-On
- Application:
- Lighting
- Interrupting Rating:
- 65 kA at 480 Star/277 VAC
- Current Rating:
- 40 A
- Used On:
- NF Merchandised Panelboard
- Trip Setting:
- 630 A (Hold), 1800 A (Trip)
- Data Sheet:
- SchneiderElectric-SquareD_45733_1_2_DATA.pdf
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- 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 with Shunt Trip Package
- Voltage Rating:
- 480 Star/277 VAC
MSRP $4,417.42Surplus $707.59
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