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 EGB34020 Molded Case Breakers (MCCBs) EA
MSRP $1,131.00Surplus $280.00SKU: C15-4888 Brand: Square D MPN: EGB34020 UPC: 78590107298 Shipping Weight: 3.70 lbs. Shipping Height: 5.00 In. Shipping Length: 10.00 In. Shipping Width: 6.00 In...- SKU:
- C15-4888
- Type:
- Thermal Magnetic, Branch, Miniature
- Voltage Rating:
- 480 Star/277 VAC
- Current Rating:
- 20 A
- Number of Poles:
- 3
- Interrupting Rating:
- 35 kA at 480 Star/277 VAC
- Used On:
- NF Merchandised Panelboard
- Short Description:
- 480 Star/277 VAC, 20 A, 35 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
- Data Sheet:
- SchneiderElectric-SquareD_45673_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- TS PIK:
- 115345452
- Series:
- EGB
- Country of Origin:
- Mexico
- Approval:
- UL (Canada and US)
- Application:
- Lighting
- Trip Setting:
- 270 A (Hold), 875 A (Trip)
- Installation:
- Bolt-On
MSRP $1,131.00Surplus $280.00 -
Square D EJB34020 Miniature Circuit Breakers (MCBs)
MSRP $1,358.00Surplus $441.00Square D EJB34020 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6691 Brand: Square D MPN: EJB34020 UPC: 78590132638 Shipping Weight: 3.65 lbs. Shipping Height: 5.00 In. Shipping...- SKU:
- C15-6691
- TS PIK:
- 123845520
- Series:
- EJB
- Interrupting Rating:
- 65 kA at 480 Star/277 VAC
- Type:
- Thermal Magnetic, Branch, Miniature
- Short Description:
- 480 Star/277 VAC, 20 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
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Current Rating:
- 20 A
- Number of Poles:
- 3
- Used On:
- NF Merchandised Panelboard
- Data Sheet:
- SchneiderElectric-SquareD_45726_1_2_DATA.pdf
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Country of Origin:
- Mexico
- Approval:
- UL (Canada and US)
- Trip Setting:
- 270 A (Hold), 875 A (Trip)
- Installation:
- Bolt-On
- Application:
- Lighting
MSRP $1,358.00Surplus $441.00 -
Square D EDB34020 Miniature Circuit Breakers (MCBs) EA
MSRP $669.00Surplus $216.61Square D EDB34020 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-4891 Brand: Square D MPN: EDB34020 UPC: 785901875246 Shipping Weight: 3.85 lbs. Shipping Height: 5.00 In...- SKU:
- C15-4891
- 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:
- 270 A (Hold)
- Trip Setting:
- 875 Amp (Trip)
- Short Description:
- 480 Star/277 VAC, 20 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_45597_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Manufacturer Warranty:
- SchneiderElectric-SquareD_00002_WARR.pdf
- TS PIK:
- 113878623
- Current Rating:
- 20 A
- Number of Poles:
- 3
- Voltage Rating:
- 480 Star/277 VAC
- Country of Origin:
- Mexico
MSRP $669.00Surplus $216.61 -
Contact Us For Quote
EGB34020 Miniature Circuit Breakers (MCBs)
MSRP $1,131.00Surplus $604.72SKU: C15-8943 Brand: MPN: EGB34020 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-8943
- TS PIK:
- 115345452
- Type:
- Thermal Magnetic, Branch, Miniature
- Current Rating:
- 20 A
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Interrupting Rating:
- 35 kA at 480 Star/277 VAC
- Data Sheet:
- SchneiderElectric-SquareD_45673_1_2_DATA.pdf
- Series:
- EGB
- Used On:
- NF Merchandised Panelboard
- Short Description:
- 480 Star/277 VAC, 20 A, 35 kA, 3-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Voltage Rating:
- 480 Star/277 VAC
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Number of Poles:
- 3
MSRP $1,131.00Surplus $604.72 -
Square D EDB34020SA Miniature Circuit Breakers (MCBs)
MSRP $1,530.00Surplus $1,017.45SKU: C15-10683 Brand: Square D MPN: EDB34020SA UPC: 78590111241 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10683
- TS PIK:
- 116558309
- Installation:
- Bolt-On
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Interrupting Rating:
- 18 kA at 480 Star/277 VAC
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Data Sheet:
- SchneiderElectric-SquareD_45601_1_2_DATA.pdf
- Voltage Rating:
- 480 Star/277 VAC
- Type:
- Thermal Magnetic, Branch, Miniature
- Used On:
- NF Merchandised Panelboard
- Current Rating:
- 20 A
- Application:
- Lighting
- Number of Poles:
- 3
- Trip Setting:
- 270 A (Hold), 875 A (Trip)
- Short Description:
- 480 Star/277 VAC, 20 A, 18 kA, 3-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker with Shunt Trip Package
- Series:
- EDB
- Approval:
- UL (Canada and US)
- Country of Origin:
- Mexico
MSRP $1,530.00Surplus $1,017.45 -
Contact Us For Quote
Square D EGB34020SA Miniature Circuit Breakers (MCBs)
MSRP $2,282.00Surplus $1,517.53SKU: C15-10696 Brand: Square D MPN: EGB34020SA UPC: 78590172657 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10696
- TS PIK:
- 116964171
- Short Description:
- 480 Star/277 VAC, 20 A, 35 kA, 3-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker with Shunt Trip Package
- Series:
- EGB
- Number of Poles:
- 3
- Current Rating:
- 20 A
- Type:
- Thermal Magnetic, Branch, Miniature
- Interrupting Rating:
- 35 kA at 480 Star/277 VAC
- Voltage Rating:
- 480 Star/277 VAC
- Used On:
- NF Merchandised Panelboard
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Data Sheet:
- SchneiderElectric-SquareD_45674_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Approval:
- UL (Canada and US)
- Application:
- Lighting
- Trip Setting:
- 270 A (Hold), 875 A (Trip)
- Installation:
- Bolt-On
MSRP $2,282.00Surplus $1,517.53 -
Contact Us For Quote
Square D EJB34020SA Molded Case Breakers (MCCBs)
MSRP $3,185.00Surplus $859.95SKU: C15-18724 Brand: Square D MPN: EJB34020SA UPC: 78590164853 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-18724
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Data Sheet:
- SchneiderElectric-SquareD_45727_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Interrupting Rating:
- 65 kA at 480 Star/277 VAC
- Type:
- Thermal Magnetic, Branch, Miniature
- Installation:
- Bolt-On
- Trip Setting:
- 270 A (Hold), 875 A (Trip)
- Application:
- Lighting
- Voltage Rating:
- 480 Star/277 VAC
- Current Rating:
- 20 A
- Approval:
- UL (Canada and US)
- Series:
- EJB
- Short Description:
- 480 Star/277 VAC, 20 A, 65 kA, 3-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker with Shunt Trip Package
- Number of Poles:
- 3
- Used On:
- NF Merchandised Panelboard
MSRP $3,185.00Surplus $859.95
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.
