
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 QOB330 Miniature Circuit Breakers (MCBs) EA
MSRP $430.77Surplus $116.80Square D QOB330 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-1435 Brand: Square D MPN: QOB330 UPC: 78590141712 Shipping Weight: 0.80 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-1435
- Series:
- QOB
- Type:
- Miniature
- Type:
- Standard
- Approval:
- UL
- Approval:
- CSA
- Volts:
- 120/240 VAC 50/60 Hertz
- Volts:
- 48 VDC
- Amps:
- 32 A
- Used On:
- NQ Merchandised Panelboard
- Poles:
- 3
- Interrupting Rating:
- 10 kA at 120/240 VAC
- Interrupting Rating:
- 5 kA at 48 Volt DC
- Installation:
- Bolt-On
- Short Description:
- 120/240 VAC 50/60 Hz, 48 VDC, 30 A, 10 kA, 3-Pole, Q-Frame, Bolt-On Mount, Pressure Plate Terminal, Miniature, Standard
- Catalog:
- SchneiderElectric-SquareD_32357_9_10_CAT.pdf
- Data Sheet:
- SchneiderElectric_21383_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_02166_INST.pdf
- Manufacturer Warranty:
- SchneiderElectric-SquareD_00002_WARR.pdf
- TS PIK:
- 111088432
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 3
- Current Rating:
- 30 A
- Mounting:
- Bolt-On
- Country of Origin:
- United States
MSRP $430.77Surplus $116.80 -
GENERAL ELECTRIC THHQB32020 Miniature Circuit Breakers (MCBs) EA
MSRP $820.70Surplus $228.13SKU: C15-5815 Brand: GENERAL ELECTRIC MPN: THHQB32020 UPC: 78316411856 Shipping Weight: 1.15 lbs. Shipping Height: 3.40 In. Shipping Length: 3.50 In. Shipping...- SKU:
- C15-5815
- Voltage Rating:
- 120/240 VAC
- Type:
- Thermal Magnetic, Compact
- Short Description:
- 120/240 VAC, 20 A, 22 kA Interrupt, 3-Pole, 14 to 8 AWG Copper/12 to 8 AWG Aluminum Load Lug Terminal, 1" Bolt-On Mount, Q-Line Frame, Non-Interchangeable/Internal Common Trip, Compact, Fixed Thermal Magnetic, Miniature Molded Case Circuit Breaker
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_4_6_5_6_8_6_38_CAT.pdf
- Interrupting Rating:
- 22 kA at 120/240 VAC
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01786_1_CAD.pdf
- Number of Poles:
- 3
- Terminal Type:
- Bolt-On
- Current Rating:
- 20 A
- Mounting:
- Bolt-On
- Approval:
- UL
- Frame Type:
- Q-Line
- Maximum AC Voltage Rating:
- 240 V
MSRP $820.70Surplus $228.13 -
GENERAL ELECTRIC THHQB32040 Miniature Circuit Breakers (MCBs)
MSRP $1,558.69Surplus $200.45GENERAL ELECTRIC THHQB32040 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-4848 Brand: GENERAL ELECTRIC MPN: THHQB32040 UPC: 78316411860 Shipping Weight: 1.15 lbs. Shipping...- SKU:
- C15-4848
- Type:
- Thermal Magnetic
- Type:
- Compact
- Approval:
- UL
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 3
- Interrupting Rating:
- 22 kA at 120/240 VAC
- Terminal Type:
- Bolt-On
- Frame Type:
- Q-Line
- Maximum AC Voltage Rating:
- 240 V
- Short Description:
- 120/240 VAC, 40 A, 22 kA Interrupt, 3-Pole, 8 to 3 AWG Aluminum/Copper Load Lug Terminal, 1" Bolt-On Mount, Q-Line Frame, Non-Interchangeable/Internal Common Trip, Compact, Fixed Thermal Magnetic
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_4_6_5_6_8_6_38_CAT.pdf
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00025_INST.pdf
- CAD Drawing:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01786_1_CAD.pdf
- TS PIK:
- 125338449
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 40 A
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01786_1_CAD.pdf
- Number of Poles:
- 3
- Mounting:
- Bolt-On
- Series:
- THHQ
- Country of Origin:
- United States
MSRP $1,558.69Surplus $200.45 -
Square D QOB325 Miniature Circuit Breakers (MCBs)
MSRP $556.77Surplus $197.95Square D QOB325 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-2955 Brand: Square D MPN: QOB325 UPC: 78590136831 Shipping Weight: 0.80 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-2955
- Series:
- QOB
- Type:
- Miniature
- Type:
- Standard
- Approval:
- UL
- Approval:
- CSA
- Volts:
- 120/240 VAC 50/60 Hertz
- Volts:
- 48 VDC
- Amps:
- 32 A
- Used On:
- NQ Panelboard
- Poles:
- 3
- Interrupting Rating:
- 10 kA at 120/240 VAC
- Interrupting Rating:
- 5 kA at 48 Volt DC
- Installation:
- Bolt-On
- Short Description:
- 120/240 VAC 50/60 Hz, 48 VDC, 25 A, 10 kA, 3-Pole, Q-Frame, Bolt-On Mount, Pressure Plate Terminal, Miniature, Standard
- Catalog:
- SchneiderElectric-SquareD_32357_9_16_CAT.pdf
- Data Sheet:
- SchneiderElectric_21380_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_02166_INST.pdf
- Manufacturer Warranty:
- SchneiderElectric-SquareD_00002_WARR.pdf
- TS PIK:
- 111088206
- Current Rating:
- 25 A
- Number of Poles:
- 3
- Voltage Rating:
- 120/240 VAC
- Mounting:
- Bolt-On
- Country of Origin:
- Mexico
MSRP $556.77Surplus $197.95 -
Square D QOB370 Miniature Circuit Breakers (MCBs) EA
MSRP $542.51Surplus $126.74Square D QOB370 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-3992 Brand: Square D MPN: QOB370 UPC: 78590101974 Shipping Weight: 1.05 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-3992
- Type:
- Miniature, Standard
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 70 A
- Number of Poles:
- 3
- Interrupting Rating:
- 10 kA at 120/240 VAC, 5 kA at 48 VDC
- Used On:
- NQ Panelboard
- Short Description:
- 120/240 VAC 50/60 Hz, 48 VDC, 70 A, 10 kA, 3-Pole, Q-Frame, Bolt-On Mount, Box Lug Terminal, Miniature, Standard, Panelboard Circuit Breaker
- Catalog:
- SchneiderElectric-SquareD_32357_9_16_CAT.pdf
- Data Sheet:
- SchneiderElectric_21404_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_02166_INST.pdf
- TS PIK:
- 111080233
- Series:
- QOB
- Mounting:
- Bolt-On
- Country of Origin:
- United States
MSRP $542.51Surplus $126.74 -
GENERAL ELECTRIC THHQB32050 Miniature Circuit Breakers (MCBs) EA
MSRP $820.70Surplus $235.37SKU: C15-5900 Brand: GENERAL ELECTRIC MPN: THHQB32050 UPC: 78316411862 Shipping Weight: 1.15 lbs. Shipping Height: 3.35 In. Shipping Length: 3.50 In. Shipping...- SKU:
- C15-5900
- Type:
- Thermal Magnetic, Compact
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01786_1_CAD.pdf
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_4_6_5_6_8_6_38_CAT.pdf
- Current Rating:
- 50 A
- Number of Poles:
- 3
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00025_INST.pdf
- Short Description:
- 120/240 VAC, 50 A, 22 kA Interrupt, 3-Pole, 8 to 3 AWG Aluminum/Copper Load Lug Terminal, 1" Bolt-On Mount, Q-Line Frame, Non-Interchangeable/Internal Common Trip, Compact, Fixed Thermal Magnetic, Miniature Molded Case Circuit Breaker
- Terminal Type:
- Bolt-On
- Interrupting Rating:
- 22 kA at 120/240 VAC
- Voltage Rating:
- 120/240 VAC
- Mounting:
- Bolt-On
- Maximum AC Voltage Rating:
- 240 V
- Frame Type:
- Q-Line
- Approval:
- UL
MSRP $820.70Surplus $235.37 -
GENERAL ELECTRIC THHQB32090 Miniature Circuit Breakers (MCBs)
MSRP $1,183.49Surplus $291.92SKU: C15-6992 Brand: GENERAL ELECTRIC MPN: THHQB32090 UPC: 78316411866 Shipping Weight: 1.10 lbs. Shipping Height: 3.00 In. Shipping Length: 4.00 In. Shipping...- SKU:
- C15-6992
- TS PIK:
- 120072123
- Short Description:
- 120/240 VAC, 90 A, 22 kA Interrupt, 3-Pole, 6 to 1/0 AWG Copper/4 to 1/0 AWG Aluminum Load Lug Terminal, 1" Bolt-On Mount, Q-Line Frame, Non-Interchangeable/Internal Common Trip, Compact, Fixed Thermal Magnetic, Miniature Molded Case Circuit Breaker
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01786_1_CAD.pdf
- Terminal Type:
- Bolt-On
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_4_6_5_6_8_6_38_CAT.pdf
- Interrupting Rating:
- 22 kA at 120/240 VAC
- Current Rating:
- 90 A
- Voltage Rating:
- 120/240 VAC
- Type:
- Thermal Magnetic, Compact
- Number of Poles:
- 3
- Mounting:
- Bolt-On
- Frame Type:
- Q-Line
- Approval:
- UL
- Maximum AC Voltage Rating:
- 240 V
MSRP $1,183.49Surplus $291.92 -
Contact Us For Quote
GE THHQB32070 Miniature Circuit Breakers (MCBs) THH 3P 70A 50/60Hz 3Ph EA
MSRP $1,002.09Surplus $300.55SKU: C15-5902 Brand: GE MPN: THHQB32070 UPC: 78316411864 Shipping Weight: 1.10 lbs. Shipping Height: 4.00 In. Shipping Length: 3.00 In. Shipping Width: 3.00 In...- SKU:
- C15-5902
- Current Rating:
- 70 A
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 3
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_4_6_5_6_8_6_38_CAT.pdf
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01786_1_CAD.pdf
- Interrupting Rating:
- 22 kA at 120/240 VAC
- Type:
- Thermal Magnetic, Compact
- Terminal Type:
- Bolt-On
- Short Description:
- 120/240 VAC, 70 A, 22 kA Interrupt, 3-Pole, 6 to 1/0 AWG Copper/4 to 1/0 AWG Aluminum Load Lug Terminal, 1" Bolt-On Mount, Q-Line Frame, Non-Interchangeable/Internal Common Trip, Compact, Fixed Thermal Magnetic, Miniature Molded Case Circuit Breaker
- Mounting:
- Bolt-On
MSRP $1,002.09Surplus $300.55 -
GE THHQB32060 Miniature Circuit Breakers (MCBs)
MSRP $774.23Surplus $280.86GE THHQB32060 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-5901 Brand: GE MPN: THHQB32060 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-5901
- Short Description:
- 120/240 VAC, 60 A, 22 kA Interrupt, 3-Pole, 8 to 3 AWG Aluminum/Copper Load Lug Terminal, 1" Bolt-On Mount, Q-Line Frame, Non-Interchangeable/Internal Common Trip, Compact, Fixed Thermal Magnetic, Miniature Molded Case Circuit Breaker
- Voltage Rating:
- 120/240 VAC
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_4_6_5_6_8_6_38_CAT.pdf
- Interrupting Rating:
- 22 kA at 120/240 VAC
- Type:
- Thermal Magnetic, Compact
- Current Rating:
- 60 A
- Terminal Type:
- Bolt-On
- Number of Poles:
- 3
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01786_1_CAD.pdf
- Mounting:
- Bolt-On
- Frame Type:
- Q-Line
- Approval:
- UL
- Maximum AC Voltage Rating:
- 240 V
MSRP $774.23Surplus $280.86 -
Contact Us For Quote
GE TQB32Y100 Miniature Circuit Breakers (MCBs)
MSRP $1,150.30Surplus $310.58SKU: C15-14496 Brand: GE MPN: TQB32Y100 UPC: 78316418921 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-14496
- Number of Poles:
- 3
- Interrupting Rating:
- 5 kA at 120/240 VAC
- Short Description:
- 120/240 VAC, 100 A, 5 kA, 3-Pole, Q-Line Frame, Bolt-On Terminal, Thermal Magnetic, Compact, Circuit Breaker
- Mounting:
- Bolt-On
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 100 A
- Terminal Type:
- Bolt-On
- Type:
- Thermal Magnetic, Compact
- Approval:
- UL
- Used On:
- Load Center, Lighting Panelboard
MSRP $1,150.30Surplus $310.58 -
Contact Us For Quote
GE TQB32Y60 Miniature Circuit Breakers (MCBs)
MSRP $696.99Surplus $188.19SKU: C15-14495 Brand: GE MPN: TQB32Y60 UPC: 78316418920 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-14495
- Used On:
- Load Center, Lighting Panelboard
- Short Description:
- 120/240 VAC, 60 A, 10 kA Interrupt, 8 to 3 AWG Aluminum/Copper, 3-Pole, Bolt-On Mount, Thermal Magnetic, Internal Common/Switch Trip, Circuit Breaker
- Number of Poles:
- 3
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 60 A
- Interrupting Rating:
- 5 kA at 120/240 VAC
- Mounting:
- Bolt-On
- Terminal Type:
- Bolt-On
- Type:
- Thermal Magnetic, Compact
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01786_1_CAD.pdf
- Approval:
- UL
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_44_CAT.pdf
MSRP $696.99Surplus $188.19
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