
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
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- Qty in Cart
- Price
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Square D QOB2301021 Molded Case Breakers (MCCBs)
MSRP $354.55Surplus $248.22SKU: U00-8586 Brand: Square D MPN: QOB2301021 UPC: 78590149430 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- U00-8586
- Short Description:
- 120/240 VAC 50/60 Hz, 48 VDC, 30 A, 10 kA, 2-Pole, Q-Frame, Bolt-On Mount, Pressure Plate, Miniature, Standard, Panelboard Circuit Breaker with 120/208/240 VAC Shunt Trip Package
- Number of Poles:
- 2
- Type:
- Miniature, Standard
- Approval:
- UL, CSA
- Voltage Rating:
- 120/240 VAC 50/60 Hertz, 48 VDC
- Interrupting Rating:
- 10 kA at 120/240 VAC, 5 kA at 48 VDC
- Catalog:
- SchneiderElectric-Telemecanique_00033_1_15_9_20_CAT.pdf
- Data Sheet:
- SchneiderElectric_11086_1_2_DATA.pdf
- Used On:
- NQ Panelboard
- Series:
- QOB
- Installation:
- Bolt-On
- Installation/Operator:
- SchneiderElectric_00595_INST.pdf
- Current Rating:
- 30 A
MSRP $354.55Surplus $248.22 -
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Square D QOU2301021 Molded Case Breakers (MCCBs)
MSRP $287.00Surplus $77.49SKU: C15-17956 Brand: Square D MPN: QOU2301021 UPC: 78590151794 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-17956
- Interrupting Rating:
- 10 kA
- Voltage Rating:
- 120/240 VAC 50/60 Hertz, 48 VDC
- Series:
- QOU
- Short Description:
- 120/240 VAC 50/60 Hz, 48 VDC, 30 A, 10 kA Interrupt, 2-Pole, 14 to 2 AWG Copper/Aluminum, Slotted Box Lug Line/Load Terminal, Shunt Trip, Standard, Miniature Circuit Breaker
- Number of Poles:
- 2
- Data Sheet:
- SchneiderElectric_21569_1_2_DATA.pdf
- Wire Size:
- 14 to 2 AWG (Copper/Aluminum)
- Type:
- Miniature, Standard, Shunt Trip
- Catalog:
- SchneiderElectric-SquareD_32357_7_19_7_21_CAT.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_02171_INST.pdf
- Used On:
- OEM
- Terminal Type:
- Slotted Box Lug Line/Load
- Size:
- 2.25 Inch Width x 2.95 Inch Depth x 4.05 Inch Height
- Approval:
- UL, CSA
- Mounting:
- DIN Rail/Unit/Surface/Flush
- Current Rating:
- 30 A
MSRP $287.00Surplus $77.49 -
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Square D QOUQ230 Molded Case Breakers (MCCBs)
MSRP $108.00Surplus $29.16SKU: C15-17986 Brand: Square D MPN: QOUQ230 UPC: 78590176074 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-17986
- Series:
- QOU
- Interrupting Rating:
- 10 kA
- Voltage Rating:
- 120/240 VAC 50/60 Hertz, 48 VDC
- Mounting:
- DIN Rail/Unit/Surface/Flush
- Number of Poles:
- 2
- Type:
- Miniature, Standard
- Current Rating:
- 30 A
- Terminal Type:
- Slotted Box Lug Line/Load, 4-Point Quick-Connect
- Catalog:
- SchneiderElectric-SquareD_32357_7_19_7_21_CAT.pdf
- Approval:
- UL, CSA
- Wire Size:
- 14 to 2 AWG (Copper/Aluminum)
- Installation/Operator:
- SchneiderElectric-SquareD_02171_INST.pdf
- Short Description:
- 120/240 VAC 50/60 Hz, 48 VDC, 30 A, 10 kA Interrupt, 2-Pole, 14 to 2 AWG Copper/Aluminum, Unit Mount, 4-Point Quick-Connect Terminal, Standard, Miniature Circuit Breaker
- Used On:
- OEM
- Data Sheet:
- SchneiderElectric_21738_1_2_DATA.pdf
- Size:
- 1.5 Inch Width x 2.95 Inch Depth x 4.05 Inch Height
MSRP $108.00Surplus $29.16
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