
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 QOB1201021 Miniature Circuit Breakers (MCBs)
MSRP $311.74Surplus $362.11Square D QOB1201021 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6592 Brand: Square D MPN: QOB1201021 UPC: 78590149419 Shipping Weight: 0.65 lbs. Shipping Height: 4.00 In...- SKU:
- C15-6592
- TS PIK:
- 109595136
- Type:
- Miniature, Standard
- Catalog:
- SchneiderElectric-Telemecanique_00033_1_2_9_16_CAT.pdf
- Approval:
- UL, CSA
- Installation/Operator:
- SchneiderElectric_00595_INST.pdf
- Used On:
- NQ Panelboard
- Number of Poles:
- 1
- Current Rating:
- 20 A
- Installation:
- Bolt-On
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Data Sheet:
- SchneiderElectric_11027_1_2_DATA.pdf
- Short Description:
- 120/240 VAC 50/60 Hz, 20 A, 10 kA, 1-Pole, Q-Frame, Bolt-On Mount, Pressure Plate Terminal, Miniature, Standard, Panelboard Circuit Breaker with 120/208/240 VAC Shunt Trip Package
- Series:
- QOB
- Interrupting Rating:
- 10 kA at 120/240 VAC
- Country of Origin:
- Mexico
MSRP $311.74Surplus $362.11 -
Crouse-Hinds CHT2020 Miniature Circuit Breakers (MCBs) EA
MSRP $176.07Surplus $38.66Crouse-Hinds CHT2020 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-5707 Brand: Crouse-Hinds MPN: CHT2020 UPC: Shipping Weight: 0.25 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-5707
- TS PIK:
- 111022683
- Data Sheet:
- Eaton_36590_1_2_DATA.pdf
- Used On:
- Universal CTL and Non-CTL CH Load Center
- Short Description:
- 120/240 VAC, 20 A, 10 kA, 1-Pole, Plug-On Mount, Twin Panel, Circuit Breaker
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Series:
- CHT
- Catalog:
- Eaton_36601_V1T1_35_V1T1_39_CAT.pdf
- Interrupting Rating:
- 10 kA
- Type:
- Thermal Magnetic
- Mounting:
- Plug-On
- Wire Size:
- 14 to 8 AWG Copper/Aluminum
- Current Rating:
- 20 A
- Number of Poles:
- 1
- Installation/Operator:
- Eaton_00008_INST.pdf
- Approval:
- UL 489
- Country of Origin:
- United States
MSRP $176.07Surplus $38.66 -
Square D QO115VH Miniature Circuit Breakers (MCBs) QO 1P 15A 120V 50/60Hz 1Ph EA
MSRP $98.01Surplus $74.23Square D QO115VH Miniature Circuit Breakers (MCBs) QO 1P 15A 120V 50/60Hz 1Ph EA​ ARCA SKU: C15-4922 Brand: Square D MPN: QO115VH UPC: 785901371779 Shipping Weight: 0.30 Shipping Height: 1...- SKU:
- C15-4922
- Series:
- QO
- Type:
- Common Trip
- Type:
- Miniature
- Type:
- Standard
- Approval:
- UL
- Approval:
- CSA
- Size:
- 0.75 Inch Width x 2.91 Inch Depth x 2.99 Inch Height
- Volts:
- 120/240 VAC 50/60 Hertz
- Amps:
- 32 A
- Used On:
- QO Load Center
- Used On:
- NQ/NQOD Panelboard/OEM Interior/Speed-D Switchboard Distribution Panel
- Poles:
- 1
- Mounting:
- Plug-On
- Interrupting Rating:
- 22 kA
- Terminal Type:
- Pressure Plate
- Wire Size:
- 14 to 8 AWG (Copper/Aluminum)
- Short Description:
- 120/240 VAC 50/60 Hz, 15 A, 22 kA Interrupt, 1-Pole, 14 to 8 AWG Copper/Aluminum, Plug-In Mount, Pressure Plate Terminal, Standard
- Catalog:
- SchneiderElectric-SquareD_32357_1_2_1_3_CAT.pdf
- Data Sheet:
- SchneiderElectric-SquareD_53330_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_01254_INST.pdf
- Manufacturer Warranty:
- SchneiderElectric-SquareD_00002_WARR.pdf
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Number of Poles:
- 1
- Current Rating:
- 15 A
- Country of Origin:
- Mexico
MSRP $98.01Surplus $74.23 -
Square D QO130VH Miniature Circuit Breakers (MCBs)
MSRP $39.70Surplus $680.65SKU: C15-10877 Brand: Square D MPN: QO130VH UPC: 78590137180 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10877
- TS PIK:
- 111088240
- Short Description:
- 120/240 VAC 50/60 Hz, 30 A, 22 kA Interrupt, 1-Pole, 14 to 8 AWG Copper/Aluminum, Plug-On Mount, Pressure Plate Terminal, Standard, Miniature Circuit Breaker
- Number of Poles:
- 1
- Interrupting Rating:
- 22 kA
- Current Rating:
- 30 A
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Approval:
- UL, CSA
- Wire Size:
- 14 to 8 AWG (Copper/Aluminum)
- Installation/Operator:
- SchneiderElectric-SquareD_01207_INST.pdf
- Catalog:
- SchneiderElectric-SquareD_32357_1_2_1_3_CAT.pdf
- Used On:
- QO Load Center, NQ/NQOD Panelboard/OEM Interior/Speed-D Switchboard Distribution Panel
- Series:
- QO
- Size:
- 0.75 Inch Width x 2.91 Inch Depth x 2.99 Inch Height
- Terminal Type:
- Pressure Plate
- Data Sheet:
- SchneiderElectric-SquareD_53398_1_2_DATA.pdf
- Type:
- Common Trip, Miniature, Standard
- Mounting:
- Plug-On
- Country of Origin:
- Mexico
MSRP $39.70Surplus $680.65 -
Square D QO1520 Miniature Circuit Breakers (MCBs) QO 1P 15A/20A 120V 50/60Hz 1Ph
MSRP $99.37Surplus $142.94Square D QO1520 Miniature Circuit Breakers (MCBs) QO 1P 15A/20A 120V 50/60Hz 1Ph​ ARCA SKU: C15-2167 Brand: Square D MPN: QO1520 UPC: 785901400929 Shipping Weight: 3.33 Shipping Height: 3...- SKU:
- C15-2167
- Series:
- QO
- Type:
- Thermal Magnetic
- Type:
- Duplex
- Approval:
- UL
- Approval:
- CSA
- Size:
- 0.75 Inch Width x 2.91 Inch Depth x 3.23 Inch Height
- Volts:
- 120/240 VAC 50/60 Hertz
- Amps:
- 32 A
- Used On:
- QO Load Center
- Poles:
- 1
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Box Lug
- Wire Size:
- 14 to 8 AWG (Copper/Aluminum)
- Short Description:
- 120/240 VAC 50/60 Hz, 15/20 A, 10 kA Interrupt, 1-Pole, 14 to 8 AWG Copper/Aluminum, Plug-In Mount, Box Lug Terminal, Tandem
- Catalog:
- SchneiderElectric-SquareD_32357_1_2_1_4_CAT.pdf
- Current Rating:
- 15/20 A
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Number of Poles:
- 1
- Data Sheet:
- SchneiderElectric-SquareD_53434_1_2_DATA.pdf
- Country of Origin:
- Mexico
MSRP $99.37Surplus $142.94 -
Square D QO2020 Everything Else
MSRP $99.37Surplus $85.76SKU: C15-6635 Brand: Square D MPN: QO2020 UPC: 78590140094 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-6635
- TS PIK:
- 111088405
- Number of Poles:
- 1
- Approval:
- UL, CSA
- Type:
- Tandem, Miniature
- Mounting:
- Plug-On
- Current Rating:
- 20 A
- Catalog:
- SchneiderElectric-SquareD_32357_1_2_1_4_CAT.pdf
- Used On:
- QO Load Center
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 8 AWG (Copper/Aluminum)
- Terminal Type:
- Box Lug
- Series:
- QO
- Size:
- 0.75 Inch Width x 2.91 Inch Depth x 3.23 Inch Height
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Short Description:
- 120/240 VAC 50/60 Hz, 20 A, 10 kA Interrupt, 1-Pole, 14 to 8 AWG Copper/Aluminum, Plug-On Mount, Box Lug Terminal, Tandem, Miniature Circuit Breaker
- Data Sheet:
- SchneiderElectric-SquareD_53465_1_2_DATA.pdf
- Country of Origin:
- Mexico
MSRP $99.37Surplus $85.76 -
Square D QO3020 Miniature Circuit Breakers (MCBs)
MSRP $160.63Surplus $680.65SKU: C15-10900 Brand: Square D MPN: QO3020 UPC: 78590111951 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10900
- TS PIK:
- 116558429
- Type:
- Tandem, Miniature
- Short Description:
- 120/240 VAC 50/60 Hz, 20/30 A, 10 kA Interrupt, 1-Pole, 14 to 8 AWG Copper/Aluminum, Plug-On Mount, Box Lug Terminal, Tandem, Miniature Circuit Breaker
- Wire Size:
- 14 to 8 AWG (Copper/Aluminum)
- Current Rating:
- 20/30 A
- Interrupting Rating:
- 10 kA
- Installation/Operator:
- SchneiderElectric-SquareD_01265_INST.pdf
- Number of Poles:
- 1
- Catalog:
- SchneiderElectric-SquareD_32357_1_2_1_4_CAT.pdf
- Terminal Type:
- Box Lug
- Data Sheet:
- SchneiderElectric-SquareD_53554_1_2_DATA.pdf
- Series:
- QO
- Size:
- 0.75 Inch Width x 2.91 Inch Depth x 3.23 Inch Height
- Approval:
- UL, CSA
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Mounting:
- Plug-On
- Used On:
- QO Load Center
- Country of Origin:
- United States
MSRP $160.63Surplus $680.65 -
Square D QOT1515 Miniature Circuit Breakers (MCBs)
MSRP $36.73Surplus $31.24SKU: C15-6605 Brand: Square D MPN: QOT1515 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-6605
- TS PIK:
- 109595258
- Type:
- Tandem, Miniature
- Interrupting Rating:
- 10 kA
- Series:
- QO
- Short Description:
- 120/240 VAC 50/60 Hz, 15 A, 10 kA Interrupt, 1-Pole, 12 to 8 AWG Aluminum, 14 to 8 AWG Copper, Plug-On Mount, Pressure Plate Terminal, Tandem, Miniature Circuit Breaker
- Number of Poles:
- 1
- Current Rating:
- 15 A
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Approval:
- UL, CSA
- Catalog:
- SchneiderElectric-SquareD_32357_1_2_1_4_CAT.pdf
- Terminal Type:
- Pressure Plate
- Wire Size:
- 12 to 8 AWG (Aluminum), 14 to 8 AWG (Copper)
- Mounting:
- Plug-On
- Used On:
- QO Load Center
- Size:
- 0.75 Inch Width x 2.91 Inch Depth x 3.23 Inch Height
- Data Sheet:
- SchneiderElectric-SquareD_53728_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_01290_INST.pdf
- Country of Origin:
- United States
MSRP $36.73Surplus $31.24 -
Square D QOT1520 Miniature Circuit Breakers (MCBs)
MSRP $72.65Surplus $47.07Square D QOT1520 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6479 Brand: Square D MPN: QOT1520 UPC: 78590141804 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-6479
- TS PIK:
- 111088438
- Short Description:
- 120/240 VAC 50/60 Hz, 15/20 A, 10 kA Interrupt, 1-Pole, 12 to 8 AWG Aluminum, 14 to 8 AWG Copper, Plug-In Mount, Pressure Plate Terminal, Tandem, Miniature Circuit Breaker
- Series:
- QO
- Size:
- 0.75 Inch Width x 2.91 Inch Depth x 3.23 Inch Height
- Current Rating:
- 15/20 A
- Type:
- Tandem, Miniature
- Terminal Type:
- Pressure Plate
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Mounting:
- Plug-On
- Number of Poles:
- 1
- Interrupting Rating:
- 10 kA
- Installation/Operator:
- SchneiderElectric-SquareD_01290_INST.pdf
- Data Sheet:
- SchneiderElectric-SquareD_53729_1_2_DATA.pdf
- Catalog:
- SchneiderElectric-SquareD_32357_1_2_1_4_CAT.pdf
- Wire Size:
- 12 to 8 AWG (Aluminum), 14 to 8 AWG (Copper)
- Used On:
- QO Load Center
- Country of Origin:
- Mexico
- Approval:
- UL, CSA
MSRP $72.65Surplus $47.07
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.