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 QOU115VH Molded Case Breakers (MCCBs)
MSRP $102.00Surplus $27.54SKU: C15-17942 Brand: Square D MPN: QOU115VH UPC: 78590163120 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-17942
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Interrupting Rating:
- 22 kA
- Installation/Operator:
- SchneiderElectric-SquareD_02170_INST.pdf
- Data Sheet:
- SchneiderElectric_21464_1_2_DATA.pdf
- Wire Size:
- 14 to 2 AWG (Copper/Aluminum)
- Short Description:
- 120/240 VAC, 15 A, 22 kA Interrupt, 1-Pole, 14 to 2 AWG Copper/Aluminum, Unit Mount, Slotted Box Lug Line/Load, Standard, Miniature Circuit Breaker
- Series:
- QOU
- Current Rating:
- 15 A
- Catalog:
- SchneiderElectric-SquareD_32357_7_19_7_21_CAT.pdf
- Approval:
- UL, CSA
- Number of Poles:
- 1
- Used On:
- OEM
- Type:
- Miniature, Standard
- Terminal Type:
- Slotted Box Lug Line/Load
- Size:
- 0.75 Inch Width x 2.95 Inch Depth x 4.05 Inch Height
- Mounting:
- DIN Rail/Unit/Surface/Flush
MSRP $102.00Surplus $27.54 -
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Square D QOU120VH Molded Case Breakers (MCCBs)
MSRP $190.00Surplus $51.30SKU: C15-17945 Brand: Square D MPN: QOU120VH UPC: 78590155952 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-17945
- Current Rating:
- 20 A
- Series:
- QOU
- Short Description:
- 120/240 VAC, 20 A, 22 kA Interrupt, 1-Pole, 14 to 2 AWG Copper/Aluminum, Unit Mount, Slotted Box Lug Line/Load, Standard, Miniature Circuit Breaker
- Data Sheet:
- SchneiderElectric_21476_1_2_DATA.pdf
- Catalog:
- SchneiderElectric-SquareD_32357_7_19_7_21_CAT.pdf
- CAD Drawings:
- SchneiderElectric_30267_1_CAD.pdf
- Used On:
- OEM
- Wire Size:
- 14 to 2 AWG (Copper/Aluminum)
- Approval:
- UL, CSA
- Mounting:
- DIN Rail/Unit/Surface/Flush
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Installation/Operator:
- SchneiderElectric-SquareD_02170_INST.pdf
- Size:
- 0.75 Inch Width x 2.95 Inch Depth x 4.05 Inch Height
- Type:
- Miniature, Standard
- Number of Poles:
- 1
- Interrupting Rating:
- 22 kA
- Terminal Type:
- Slotted Box Lug Line/Load
MSRP $190.00Surplus $51.30 -
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Square D QOU130VH Molded Case Breakers (MCCBs)
MSRP $94.00Surplus $25.38SKU: C15-17946 Brand: Square D MPN: QOU130VH UPC: 78590147066 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-17946
- Series:
- QOU
- Interrupting Rating:
- 22 kA
- Size:
- 0.75 Inch Width x 2.95 Inch Depth x 4.05 Inch Height
- Short Description:
- 120/240 VAC, 30 A, 22 kA Interrupt, 1-Pole, 14 to 2 AWG Copper/Aluminum, Unit Mount, Slotted Box Lug Line/Load, Standard, Miniature Circuit Breaker
- Catalog:
- SchneiderElectric-SquareD_32357_7_19_7_21_CAT.pdf
- Number of Poles:
- 1
- Type:
- Miniature, Standard
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Wire Size:
- 14 to 2 AWG (Copper/Aluminum)
- CAD Drawings:
- SchneiderElectric_30267_1_CAD.pdf
- Used On:
- OEM
- Approval:
- UL, CSA
- Current Rating:
- 30 A
- Terminal Type:
- Slotted Box Lug Line/Load
- Data Sheet:
- SchneiderElectric_21487_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_02171_INST.pdf
- Mounting:
- DIN Rail/Unit/Surface/Flush
MSRP $94.00Surplus $25.38 -
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Square D QOU220VH Molded Case Breakers (MCCBs)
MSRP $198.00Surplus $53.46SKU: C15-17955 Brand: Square D MPN: QOU220VH UPC: 78590157983 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-17955
- Interrupting Rating:
- 22 kA
- Catalog:
- SchneiderElectric-SquareD_32357_7_19_7_21_CAT.pdf
- Wire Size:
- 14 to 2 AWG (Copper/Aluminum)
- Terminal Type:
- Slotted Box Lug Line/Load
- Used On:
- OEM
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Mounting:
- DIN Rail/Unit/Surface/Flush
- Current Rating:
- 20 A
- Data Sheet:
- SchneiderElectric_21559_1_2_DATA.pdf
- Type:
- Miniature, Standard
- Number of Poles:
- 2
- Installation/Operator:
- SchneiderElectric-SquareD_02170_INST.pdf
- Size:
- 1.5 Inch Width x 2.95 Inch Depth x 4.05 Inch Height
- CAD Drawings:
- SchneiderElectric_30265_1_CAD.pdf
- Short Description:
- 120/240 VAC, 20 A, 22 kA Interrupt, 2-Pole, 14 to 2 AWG Copper/Aluminum, Unit Mount, Slotted Box Lug Line/Load, Standard, Miniature Circuit Breaker
- Approval:
- UL, CSA
- Series:
- QOU
MSRP $198.00Surplus $53.46 -
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Square D QOU250VH Molded Case Breakers (MCCBs)
MSRP $201.00Surplus $54.27SKU: C15-17959 Brand: Square D MPN: QOU250VH UPC: 78590149558 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-17959
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Catalog:
- SchneiderElectric-SquareD_32357_7_19_7_21_CAT.pdf
- Series:
- QOU
- Size:
- 1.5 Inch Width x 2.95 Inch Depth x 4.05 Inch Height
- Installation/Operator:
- SchneiderElectric-SquareD_02171_INST.pdf
- Approval:
- UL, CSA
- Terminal Type:
- Slotted Box Lug Line/Load
- Wire Size:
- 14 to 2 AWG (Copper/Aluminum)
- Interrupting Rating:
- 22 kA
- Number of Poles:
- 2
- Mounting:
- DIN Rail/Unit/Surface/Flush
- Type:
- Miniature, Standard
- Current Rating:
- 50 A
- Data Sheet:
- SchneiderElectric_21598_1_2_DATA.pdf
- Short Description:
- 120/240 VAC, 50 A, 22 kA Interrupt, 2-Pole, 14 to 2 AWG Copper/Aluminum, Unit Mount, Slotted Box Lug Line/Load, Standard, Miniature Circuit Breaker
- Used On:
- OEM
MSRP $201.00Surplus $54.27 -
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Square D QOU260VH Molded Case Breakers (MCCBs)
MSRP $188.00Surplus $50.76SKU: C15-17961 Brand: Square D MPN: QOU260VH UPC: 78590163121 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-17961
- Short Description:
- 120/240 VAC, 60 A, 22 kA Interrupt, 2-Pole, 14 to 2 AWG Copper/Aluminum, Unit Mount, Slotted Box Lug Line/Load, Standard, Miniature Circuit Breaker
- Current Rating:
- 60 A
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Type:
- Miniature, Standard
- Interrupting Rating:
- 22 kA
- Size:
- 1.5 Inch Width x 2.95 Inch Depth x 4.05 Inch Height
- Installation/Operator:
- SchneiderElectric-SquareD_02171_INST.pdf
- Terminal Type:
- Slotted Box Lug Line/Load
- Approval:
- UL, CSA
- Series:
- QOU
- Catalog:
- SchneiderElectric-SquareD_32357_7_19_7_21_CAT.pdf
- Wire Size:
- 14 to 2 AWG (Copper/Aluminum)
- Mounting:
- DIN Rail/Unit/Surface/Flush
- Used On:
- OEM
- Number of Poles:
- 2
- Data Sheet:
- SchneiderElectric_21614_1_2_DATA.pdf
MSRP $188.00Surplus $50.76 -
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Square D QOU320VH Molded Case Breakers (MCCBs)
MSRP $760.00Surplus $205.20SKU: C15-17971 Brand: Square D MPN: QOU320VH UPC: 78590156001 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-17971
- Short Description:
- 120/240 VAC, 20 A, 22 kA Interrupt, 3-Pole, 14 to 2 AWG Copper/Aluminum, Unit Mount, Slotted Box Lug Line/Load, Standard, Miniature Circuit Breaker
- Series:
- QOU
- Type:
- Miniature, Standard
- Size:
- 2.25 Inch Width x 2.95 Inch Depth x 4.05 Inch Height
- Mounting:
- DIN Rail/Unit/Surface/Flush
- Used On:
- OEM
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Current Rating:
- 20 A
- Interrupting Rating:
- 22 kA
- CAD Drawings:
- SchneiderElectric_30267_1_CAD.pdf
- Terminal Type:
- Slotted Box Lug Line/Load
- Wire Size:
- 14 to 2 AWG (Copper/Aluminum)
- Approval:
- UL, CSA
- Number of Poles:
- 3
- Catalog:
- SchneiderElectric-SquareD_32357_7_19_7_21_CAT.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_02171_INST.pdf
- Data Sheet:
- SchneiderElectric_21658_1_2_DATA.pdf
MSRP $760.00Surplus $205.20 -
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Square D QOU330VH Molded Case Breakers (MCCBs)
MSRP $735.00Surplus $198.45SKU: C15-17974 Brand: Square D MPN: QOU330VH UPC: 78590156006 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-17974
- Type:
- Miniature, Standard
- Series:
- QOU
- Approval:
- UL, CSA
- Wire Size:
- 14 to 2 AWG (Copper/Aluminum)
- Number of Poles:
- 3
- Size:
- 2.25 Inch Width x 2.95 Inch Depth x 4.05 Inch Height
- Interrupting Rating:
- 22 kA
- Current Rating:
- 30 A
- Terminal Type:
- Slotted Box Lug Line/Load
- Installation/Operator:
- SchneiderElectric-SquareD_02171_INST.pdf
- Data Sheet:
- SchneiderElectric_21674_1_2_DATA.pdf
- Used On:
- OEM
- CAD Drawings:
- SchneiderElectric_30265_1_CAD.pdf
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Catalog:
- SchneiderElectric-SquareD_32357_7_19_7_21_CAT.pdf
- Short Description:
- 120/240 VAC, 30 A, 22 kA Interrupt, 3-Pole, 14 to 2 AWG Copper/Aluminum, Unit Mount, Slotted Box Lug Line/Load, Standard, Miniature Circuit Breaker
- Mounting:
- DIN Rail/Unit/Surface/Flush
MSRP $735.00Surplus $198.45
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