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
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GENERAL ELECTRIC THQL2180 Miniature Circuit Breakers (MCBs)
MSRP $275.00Surplus $60.90GENERAL ELECTRIC THQL2180 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-2484 Brand: GENERAL ELECTRIC MPN: THQL2180 UPC: 78316409921 Shipping Weight: 0.60 lbs. Shipping Height: 2...- SKU:
- C15-2484
- Type:
- Thermal Magnetic
- Type:
- Compact
- Approval:
- UL
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 2
- Interrupting Rating:
- 10 kA at 120/240 VAC
- Terminal Type:
- Plug-On
- Frame Type:
- Q-Line
- Maximum AC Voltage Rating:
- 240 V
- Short Description:
- 120/240 VAC, 80 A, 10 kA, 2-Pole, 6 to 1/0 AWG Copper/4 to 1/0 AWG Aluminum, 1" Plug-In Mount, Box Terminal, Q-Line Frame, Molded Case, Non-Interchangeable/Internal Common Trip, Compact, Fixed Thermal Magnetic
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00015_6_8_6_30_CAT.pdf
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00006_INST.pdf
- CAD Drawing:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00505_1_CAD.pdf
- TS PIK:
- 555976
- Current Rating:
- 80 A
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 2
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00505_1_CAD.pdf
- Mounting:
- Plug-On
- Series:
- THQL
MSRP $275.00Surplus $60.90 -
Eaton CH280 Miniature Circuit Breakers (MCBs) 2P 80A 240V EA
MSRP $304.16Surplus $64.28Eaton CH280 Miniature Circuit Breakers (MCBs) 2P 80A 240V EA​ ARCA SKU: C15-2750 Brand: Eaton MPN: CH280 UPC: 782113312293 Shipping Weight: 0.60 lbs. Shipping Height: 2.00 In...- SKU:
- C15-2750
- Approval:
- UL 489
- Approval:
- CSA
- Amps:
- 80 A
- Interrupting Rating:
- 10 kA
- Mounting:
- Plug-On
- Poles:
- 2
- Terminal Type:
- Thermal Magnetic
- Type:
- Common Trip
- Used On:
- CH Series Load Center
- Volts:
- 120/240 VAC
- Gauge:
- 10 to 1/0 AWG (Copper/Aluminum)
- Short Description:
- 120/240 VAC, 80 A, 10 kA, 2-Pole, Plug-On Mount, Common Trip, Thermal Magnetic, Circuit Breaker
- Series:
- CH
- TS PIK:
- 111014097
- Number of Poles:
- 2
- Current Rating:
- 80 A
- Voltage Rating:
- 120/240 VAC
- Wire Size:
- 10 to 1/0 AWG (Copper/Aluminum)
- Catalog:
- Eaton_36620_V1T1_36_V1T1_37_CAT.pdf
- Country of Origin:
- Dominican Republic
MSRP $304.16Surplus $64.28 -
Eaton BR280H Miniature Circuit Breakers (MCBs) EA
MSRP $353.90Surplus $101.62Eaton BR280H Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-5264 Brand: Eaton MPN: BR280H UPC: 78667600247 Shipping Weight: 0.75 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-5264
- Series:
- BR
- Amps:
- 80 A
- Poles:
- 2
- Short Description:
- EATON BR THERMAL MAGNETIC CIRCUIT BREAKER,TYPE BR 1-INCH PLUG-ON HIGH-MAGNETIC C
- Mounting:
- Plug-On
- Number of Poles:
- 2
- TS PIK:
- 115573028
- Type:
- BR
- Current Rating:
- 80 A
- Country of Origin:
- Dominican Republic
MSRP $353.90Surplus $101.62 -
Eaton HQP2080 Miniature Circuit Breakers (MCBs) HQP 2P 80A 120V 50/60Hz 1Ph
MSRP $434.00Surplus $74.97Eaton HQP2080 Miniature Circuit Breakers (MCBs) HQP 2P 80A 120V 50/60Hz 1Ph​ ARCA SKU: C15-3197 Brand: Eaton MPN: HQP2080 UPC: 786679305133 Shipping Weight: 0.65 Shipping Height: 3.00 In...- SKU:
- C15-3197
- Approval:
- UL 489
- Approval:
- CSA
- Amps:
- 80 A
- Interrupting Rating:
- 10000 A at 120/240 VAC
- Interrupting Rating:
- 5000 Amp at 24/48/62.5/80 Volt DC
- Mounting:
- Plug-On
- Poles:
- 2
- Size:
- 2.2 Inch Width x 3.8 Inch Depth x 4.8 Inch Height
- Terminal Type:
- Steel Box Lug Standard Load
- Type:
- Fixed Thermal Magnetic
- Type:
- Miniature
- Volts:
- 120/240 VAC 60 Hertz
- Volts:
- 24/48/80 VDC
- Gauge:
- 8 to 1/0 AWG Copper/Aluminum (Standard Load)
- Current Rating:
- 80 A
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
- Catalog:
- Eaton_03771_V4T1_2_V4T1_5_V4T1_6_V4T1_46_CAT.pdf
- Wire Size:
- 8 to 1/0 AWG Copper/Aluminum (Standard Load)
- Short Description:
- QUICkLAG INDUSTRIAL CIRCUIT BREAkER, 80A, TWO-POLE, 120/240V, 10 kAIC, THERMAL-M
- Country of Origin:
- Dominican Republic
MSRP $434.00Surplus $74.97 -
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Square D QO280 Miniature Circuit Breakers (MCBs)
MSRP $189.00Surplus $95.76Square D QO280 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6587 Brand: Square D MPN: QO280 UPC: 78590150132 Shipping Weight: 0.70 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-6587
- TS PIK:
- 598757
- Catalog:
- SchneiderElectric-SquareD_32357_1_2_1_3_CAT.pdf
- Short Description:
- 120/240 VAC 50/60 Hz, 80 A, 10 kA Interrupt, 2-Pole, 4 to 2/0 AWG Copper/Aluminum, Plug-In Mount, Box Lug Terminal, Standard, Miniature Circuit Breaker
- Interrupting Rating:
- 10 kA
- Installation/Operator:
- SchneiderElectric-SquareD_01265_INST.pdf
- Wire Size:
- 4 to 2/0 AWG (Copper/Aluminum)
- Used On:
- QO Load Center, NQ/NQOD Panelboard/OEM Interior/Speed-D Switchboard Distribution Panel
- Current Rating:
- 80 A
- Data Sheet:
- SchneiderElectric-SquareD_53543_1_2_DATA.pdf
- Number of Poles:
- 2
- Mounting:
- Plug-On
- Size:
- 1.5 Inch Width x 2.91 Inch Depth x 3.5 Inch Height
- Series:
- QO
- Type:
- Common Trip, Miniature, Standard
- Voltage Rating:
- 120/240 VAC
- Terminal Type:
- Box Lug
- Country of Origin:
- United States
- Approval:
- UL, CSA
MSRP $189.00Surplus $95.76 -
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Siemens Q280 Miniature Circuit Breakers (MCBs) 1P 80A
MSRP $273.00Surplus $55.44Siemens Q280 Miniature Circuit Breakers (MCBs) 1P 80A​ ARCA SKU: C15-1646 Brand: Siemens MPN: Q280 UPC: 66286200422 Shipping Weight: 0.60 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-1646
- Approval:
- UL 489
- Amps:
- 80 A
- Interrupting Rating:
- 10 kA
- Mounting:
- Plug-On
- Poles:
- 2
- Size:
- 3 Inch Width x 3 Inch Depth x 2 Inch Height
- Terminal Type:
- Low Vage
- Type:
- Common Trip
- Type:
- Thermal Magnetic
- Type:
- Miniature
- Used On:
- Load Center
- Volts:
- 120/240 VAC
- Short Description:
- 120/240 VAC, 80 A, 10 kA Interrupt, 2-Pole, Plug-In Mount, QP-Frame, Low Voltage, Common Trip, Thermal Magnetic, Miniature, Circuit Breaker
- Specification/Technical:
- SiemensAG_57269_1_2_SPEC.pdf
- TS PIK:
- 115729436
- Installation/Operator:
- SiemensAG_00053_INST.pdf
- Voltage Rating:
- 120/240 VAC
- Catalog:
- SiemensAG_23945_7_20_CAT.pdf
- Number of Poles:
- 2
- Current Rating:
- 80 A
- Series:
- Q
- Country of Origin:
- Mexico
MSRP $273.00Surplus $55.44 -
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Crouse-Hinds BR280 Miniature Circuit Breakers (MCBs) 2P 80A 240
MSRP $273.14Surplus $60.73Crouse-Hinds BR280 Miniature Circuit Breakers (MCBs) 2P 80A 240​ ARCA SKU: C15-5661 Brand: Crouse-Hinds MPN: BR280 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In...- SKU:
- C15-5661
- TS PIK:
- 21493863
- Short Description:
- 120/240 VAC, 80 A, 10 kA, 2-Pole, Plug-On Mount, Common Trip, Duplex, Thermal Magnetic, Circuit Breaker
- Type:
- Thermal Magnetic, Common Trip
- Series:
- BR
- Voltage Rating:
- 120/240 VAC
- Mounting:
- Plug-On
- Current Rating:
- 80 A
- Number of Poles:
- 2
- Size:
- 1.9 Inch Length x 2.9 Inch Width x 2.5 Inch Height
- Interrupting Rating:
- 10 kA
- Wire Size:
- 8 to 1/0 AWG (Copper/Aluminum)
- Used On:
- BR Load Center
- Catalog:
- Eaton_36620_V1T1_84_CAT.pdf
MSRP $273.14Surplus $60.73 -
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Eaton CHP280 Miniature Circuit Breakers (MCBs)
MSRP $112.99Surplus $30.51SKU: C15-19377 Brand: Eaton MPN: CHP280 UPC: 78211392379 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19377
- Number of Poles:
- 2
- Series:
- CHP
- Mounting:
- Plug-On
- Type:
- Thermal Magnetic
- Used On:
- CH Series Loadcenter
- Terminal Type:
- Line Lug
- Approval:
- UL 489
- Short Description:
- 120/240 VAC, 80 A, 2-Pole, 10 kA, Thermal Magnetic, Circuit Breaker
- Voltage Rating:
- 120/240 VAC
- Catalog:
- Eaton_00001_V1T1_41_CAT.pdf
- Current Rating:
- 80 A
- Wire Size:
- 10 to 1/0 AWG (Copper/Aluminum)
- Interrupting Rating:
- 10 kA at 120/240 VAC
MSRP $112.99Surplus $30.51 -
Siemens Q28000S01 Miniature Circuit Breakers (MCBs) 120V
MSRP $551.00Surplus $134.99Siemens Q28000S01 Miniature Circuit Breakers (MCBs) 120V​ ARCA SKU: A13-1398 Brand: Siemens MPN: Q28000S01 UPC: 78364323954 Shipping Weight: 1.15 lbs. Shipping Height: 4.00 In...- SKU:
- A13-1398
- TS PIK:
- 21366183
- Voltage Rating:
- 120/240 VAC
- Terminal Type:
- Load Lug
- Number of Poles:
- 2
- Type:
- Thermal and Fixed Magnetic, Common Trip
- Current Rating:
- 80 A
- Catalog:
- SiemensAG_00562_1_41_1_46_1_47_CAT.pdf
- Used On:
- Loadcenter
- Interrupting Rating:
- 10 kA
- Size:
- 2 Inch W x 3 Inch D x 3-1/8 Inch H
- Short Description:
- 120/240 VAC, 80 A, 10 kA, 2-Pole, 8 to 2/0 AWG Copper/Aluminum, Load Lug Terminal, Plug-In Mount, QP Frame, 120 VAC Shunt Trip, Thermal Magnetic Trip Unit, Miniature Circuit Breaker for Load Center
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Mounting:
- Plug-On
- Data Sheet:
- SiemensAG_07045_1_DATA.pdf
- Wire Size:
- 8 to 2/0 AWG (Copper/Aluminum)
- Country of Origin:
- Mexico
- Approval:
- UL 489, CSA C22.2
MSRP $551.00Surplus $134.99 -
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Siemens Q280H Miniature Circuit Breakers (MCBs)
MSRP $116.00Surplus $77.14SKU: C15-10557 Brand: Siemens MPN: Q280H UPC: 78364322614 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10557
- TS PIK:
- 120831454
- Short Description:
- 120/240 VAC, 80 A, 22 kA, 2-Pole, 8 to 2/0 AWG Copper/Aluminum, Load Lug Terminal, Plug-On Mount, QPH Frame, Common Trip, Thermal Magnetic Trip Unit, Miniature Circuit Breaker for Load Center
- Interrupting Rating:
- 22 kA
- Country of Origin:
- MEX
- Current Rating:
- 80 A
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC at 50/60 Hz
- Data Sheet:
- SiemensAG_07046_1_DATA.pdf
- Used On:
- Loadcenter
- Terminal Type:
- Load Lug
- Size:
- 2 Inch W x 3 Inch D x 3-1/8 Inch H
- Wire Size:
- 8 to 2/0 AWG (Copper/Aluminum)
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Approval:
- UL 489, CSA C22.2
- Catalog:
- SiemensAG_00562_1_41_1_46_1_47_CAT.pdf
- Mounting:
- Plug-On
- Type:
- Thermal and Fixed Magnetic, Common Trip
MSRP $116.00Surplus $77.14 -
Square D HOM280 Miniature Circuit Breakers (MCBs) 2P 80A 120V
MSRP $168.00Surplus $44.80Square D HOM280 Miniature Circuit Breakers (MCBs) 2P 80A 120V​ ARCA SKU: C15-6522 Brand: Square D MPN: HOM280 UPC: 78590106567 Shipping Weight: 0.75 lbs. Shipping Height: 2.00 In...- SKU:
- C15-6522
- TS PIK:
- 109595511
- Data Sheet:
- SchneiderElectric-SquareD_13463_1_2_DATA.pdf
- Wire Size:
- 4 to 2/0 AWG (Copper/Aluminum)
- Mounting:
- Plug-On
- Catalog:
- SchneiderElectric_00257_1_19_1_39_7_22_CAT.pdf
- Terminal Type:
- Box Lug
- Series:
- HOM
- Current Rating:
- 80 A
- Number of Poles:
- 2
- Short Description:
- 120/240 VAC, 80 A, 10 kA Interrupt, 2-Pole, 4 to 2/0 AWG Aluminum/Copper, Plug-In Mount, Box Lug Terminal, Standard, Miniature Circuit Breaker
- Voltage Rating:
- 120/240 VAC
- Used On:
- Homeline Load Center
- Type:
- Common Trip, Main
- Interrupting Rating:
- 10 kA
- Installation/Operator:
- SchneiderElectric-SquareD_00099_INST.pdf
- Country of Origin:
- United States
- Approval:
- UL
MSRP $168.00Surplus $44.80 -
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Square D QO2801021 Molded Case Breakers (MCCBs)
MSRP $286.00Surplus $77.22SKU: C15-18853 Brand: Square D MPN: QO2801021 UPC: 78590103054 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-18853
- Mounting:
- Plug-On
- Approval:
- UL, CSA
- Current Rating:
- 80 A
- Interrupting Rating:
- 10 kA
- Number of Poles:
- 2
- Type:
- Common Trip, Thermal Magnetic
- Short Description:
- 120/240 VAC 50/60 Hz, 80 A, 10 kA Interrupt, 2-Pole, Plug-On Mount, 3-Panel Space, Box Lug Terminal, AC Shunt Trip, Standard, Miniature Circuit Breaker
- Catalog:
- SchneiderElectric-SquareD_03264_1_3_1_9_1_39_CAT.pdf
- Used On:
- QO Load Center, NQOD Panelboard, OEM Interior/Speed-D Switchboard Distribution Panel
- CAD Drawings:
- SchneiderElectric-SquareD_17845_1_CAD.pdf
- Terminal Type:
- Box Lug
- Data Sheet:
- SchneiderElectric-SquareD_14997_1_2_DATA.pdf
- Size:
- 1.5 Inch W x 2.91 Inch D x 3 Inch H
- Wire Size:
- 4 to 2/0 AWG (Aluminum/Copper)
- Voltage Rating:
- 120/240 VAC at 50/60 Hz
MSRP $286.00Surplus $77.22 -
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Square D QO280VH Molded Case Breakers (MCCBs)
MSRP $573.00Surplus $154.71SKU: C15-18854 Brand: Square D MPN: QO280VH UPC: 78590105499 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-18854
- Short Description:
- 120/240 VAC 50/60 Hz, 80 A, 22 kA Interrupt, 2-Pole, 4 to 2/0 AWG Copper/Aluminum, Plug-On Mount, Box Lug Terminal, Standard, Miniature Circuit Breaker
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Interrupting Rating:
- 22 kA
- Number of Poles:
- 2
- Wire Size:
- 4 to 2/0 AWG (Copper/Aluminum)
- Approval:
- UL, CSA
- Series:
- QO
- Mounting:
- Plug-On
- Terminal Type:
- Box Lug
- Size:
- 1.5 Inch Width x 2.91 Inch Depth x 3.5 Inch Height
- Used On:
- QO Load Center, NQ/NQOD Panelboard/OEM Interior/Speed-D Switchboard Distribution Panel
- Type:
- Common Trip, Miniature, Standard
- Catalog:
- SchneiderElectric-SquareD_32357_1_2_1_3_CAT.pdf
- Current Rating:
- 80 A
- Data Sheet:
- SchneiderElectric-SquareD_53545_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_01265_INST.pdf
MSRP $573.00Surplus $154.71 -
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Square D QOH280 Molded Case Breakers (MCCBs)
MSRP $1,182.00Surplus $319.14SKU: C15-17911 Brand: Square D MPN: QOH280 UPC: 78590105490 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-17911
- Used On:
- QO Load Center, NQ/NQOD Panelboard/OEM Interior/Speed-D Switchboard Distribution Panel
- Mounting:
- Plug-On
- Terminal Type:
- Box Lug
- Size:
- 2.24 Inch Width x 2.91 Inch Depth x 3.5 Inch Height
- Current Rating:
- 80 A
- Short Description:
- 120/240 VAC 50/60 Hz, 80 A, 42 kA Interrupt, 2-Pole, 4 to 2/0 AWG Copper/Aluminum, Plug-On Mount, Box Lug Terminal, Standard, Miniature Circuit Breaker
- Series:
- QO
- Number of Poles:
- 2
- Approval:
- UL, CSA
- Data Sheet:
- SchneiderElectric-SquareD_53687_1_2_DATA.pdf
- Wire Size:
- 4 to 2/0 AWG (Copper/Aluminum)
- Catalog:
- SchneiderElectric-SquareD_32357_1_2_1_3_CAT.pdf
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Interrupting Rating:
- 42 kA
- Type:
- Common Trip, Miniature, Standard
MSRP $1,182.00Surplus $319.14
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