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 QO120EPD Miniature Circuit Breakers (MCBs)
Surplus $206.55SKU: C15-8609 Brand: Square D MPN: QO120EPD UPC: 78312603785 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-8609
- TS PIK:
- 21331550
- Data Sheet:
- SchneiderElectric-SquareD_14840_1_2_DATA.pdf
- Catalog:
- SchneiderElectric-SquareD_03264_1_6_CAT.pdf
- Type:
- Miniature, Thermal Magnetic, Equipment Protector
- Short Description:
- 120 VAC 50/60 Hz, 20 A, 10 kA Interrupt, 1-Pole, Plug-On Mount, 1-Panel Space, Pressure Plate Terminal, 30 mA Class B Ground Fault, Miniature Circuit Breaker
- Mounting:
- Plug-On
- Current Rating:
- 20 A
- Size:
- 0.75 Inch Width x 2.91 Inch Depth x 4.12 Inch Height
- Terminal Type:
- Pressure Plate
- Wire Size:
- 12 to 8 AWG (Aluminum), 14 to 8 AWG (Copper)
- Series:
- QO-EPD
- Number of Poles:
- 1
- Installation/Operator:
- SchneiderElectric-SquareD_00881_INST.pdf
- Voltage Rating:
- 120 VAC
- Used On:
- QO Loadcenter, NQ Panelboard, NQ OEM Interior/Speed-D Switchboard Distribution Panel
- Interrupting Rating:
- 10 kA
- Trip Sensitivity:
- 30 MilliA
- Approval:
- UL, CSA
- Country of Origin:
- Mexico
Surplus $206.55 -
Contact Us For Quote
Square D QO120PCAFI Miniature Circuit Breakers (MCBs)
MSRP $282.00Surplus $92.12SKU: C15-10876 Brand: Square D MPN: QO120PCAFI UPC: 78590173718 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10876
- TS PIK:
- 124985163
- Voltage Rating:
- 120 VAC
- Short Description:
- 120 VAC, 20 A, 10 kA, 1-Pole, Plug-On Neutral, Plug-On Mount, Combination ARC Fault Circuit Interrupter
- Used On:
- Load Center
- Mounting:
- Plug-On
- Data Sheet:
- SchneiderElectric-SquareD_14850_1_2_DATA.pdf
- Catalog:
- SchneiderElectric_00260_1_5_CAT.pdf
- Series:
- QO
- Interrupting Rating:
- 10 kA
- Installation/Operator:
- SchneiderElectric-SquareD_00197_INST.pdf
- Current Rating:
- 20 A
- Construction Feature:
- Plug-On Neutral
- Poles:
- 1
- Approval:
- UL, NEC
MSRP $282.00Surplus $92.12 -
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Square D QOB120EPD Everything Else 1P 20A
MSRP $417.00Surplus $199.50SKU: C15-6648 Brand: Square D MPN: QOB120EPD UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-6648
- TS PIK:
- 116496251
- Series:
- QOB-EPD
- Short Description:
- 120 VAC 50/60 Hz, 20 A, 10 kA Interrupt, 1-Pole, Bolt-On Mount, 1-Panel Space, Pressure Plate Terminal, 30 mA Class B Ground Fault, Miniature Circuit Breaker
- Prop 65 Warning:
- Yes
- Mounting:
- Bolt-On
- Approval:
- UL, CSA
- Current Rating:
- 20 A
- Type:
- Miniature, Thermal Magnetic, Equipment Protector
- Size:
- 0.75 Inch Width x 2.91 Inch Depth x 4.12 Inch Height
- Voltage Rating:
- 120 VAC
- Installation/Operator:
- SchneiderElectric-SquareD_00881_INST.pdf
- Data Sheet:
- SchneiderElectric-SquareD_15111_1_2_DATA.pdf
- Wire Size:
- 12 to 8 AWG (Aluminum), 14 to 8 AWG (Copper)
- Used On:
- NQ Panelboard/Interior
- Number of Poles:
- 1
- Catalog:
- SchneiderElectric-SquareD_03283_9_14_CAT.pdf
- Terminal Type:
- Pressure Plate
- Interrupting Rating:
- 10 kA
MSRP $417.00Surplus $199.50 -
Square D QOB120VHGFI Miniature Circuit Breakers (MCBs) EA
MSRP $497.00Surplus $74.96Square D QOB120VHGFI Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-6594 Brand: Square D MPN: QOB120VHGFI UPC: 78590152071 Shipping Weight: 0.45 lbs. Shipping Height: 1.00 In...- SKU:
- C15-6594
- Current Rating:
- 20 A
- Installation/Operator:
- SchneiderElectric-SquareD_00193_INST.pdf
- Series:
- QO
- Catalog:
- SchneiderElectric-SquareD_03283_9_14_CAT.pdf
- Data Sheet:
- SchneiderElectric-SquareD_15118_1_2_DATA.pdf
- Used On:
- Panelboard
- Short Description:
- 120 VAC 50/60 Hz, 20 A, 22 kA Interrupt, 1-Pole, Bolt-On Mount, 1-Panel Space, Pressure Plate Terminal, Pigtail, 6 mA Class A Ground Fault, Miniature Circuit Breaker
- Number of Poles:
- 1
- Interrupting Rating:
- 22 kA
- Type:
- Miniature
- Mounting:
- Bolt-On
- Voltage Rating:
- 120 VAC
- Wire Size:
- 14 to 8 AWG (Copper), 12 to 8 AWG (Aluminum)
- Terminal Type:
- Pressure Plate
- Prop 65 Warning:
- Yes
- Country of Origin:
- Mexico
- Trip Sensitivity:
- 6 MilliA
- Approval:
- UL, CSA
MSRP $497.00Surplus $74.96 -
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THQB1120GFT Miniature Circuit Breakers (MCBs) 1P 20A 120V
MSRP $204.00Surplus $130.34THQB1120GFT Miniature Circuit Breakers (MCBs) 1P 20A 120V​ ARCA SKU: C15-3652 Brand: MPN: THQB1120GFT UPC: 783164485479 Shipping Weight: 0.50 Shipping Height: 1.00 In. Shipping...- SKU:
- C15-3652
- Type:
- Thermal Magnetic
- Type:
- Compact
- Amps:
- 32 A
- Terminal Type:
- Bolt-On
- Short Description:
- 120/240 VAC, 20 A, 10 kA, 1-Pole, 14 to 8 AWG Copper/12 to 8 AWG Aluminum, 1" Bolt-On Mount, Q-Line Frame, Molded Case, Non-Interchangeable Trip, Compact, Fixed Thermal Magnetic, Ground Fault, Self-Test
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00015_6_8_6_36_CAT.pdf
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00005_INST.pdf
- Series:
- THQB
- Current Rating:
- 20 A
- Used On:
- Load Center, Lighting Panel
- Interrupting Rating:
- 10 kA
- Mounting:
- Bolt-On
- Number of Poles:
- 1
- Voltage Rating:
- 120 VAC
- Approval:
- UL
MSRP $204.00Surplus $130.34 -
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Unbranded MP2020 Miniature Circuit Breakers (MCBs)
MSRP $44.52Surplus $15.86Unbranded MP2020 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6335 Brand: Unbranded MPN: MP2020 UPC: 04089228110 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-6335
- TS PIK:
- 21029422
- Mounting:
- Plug-On
- Series:
- MP
- Voltage Rating:
- 120 VAC
- Short Description:
- 120 VAC, 20 A, 10 kA, (2) 1-Pole, 14 to 8 AWG Copper/12 to 8 AWG Aluminum, Plug-In Mount, MH-T Frame, Duplex, Thermal Magnetic Trip Unit, Miniature Circuit Breaker
- Number of Poles:
- 1
- Used On:
- Loadcenter
- Interrupting Rating:
- 10 kA
- Current Rating:
- 20 A
- Data Sheet:
- SiemensAG_06589_1_DATA.pdf
- Wire Size:
- 14 to 8 AWG (Copper), 12 to 8 AWG (Aluminum)
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Terminal Type:
- Load Lug
- Type:
- Thermal Magnetic, Duplex
MSRP $44.52Surplus $15.86 -
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THQL1120AF Miniature Circuit Breakers (MCBs) THQL 1P 20A 120V
MSRP $249.17Surplus $95.76THQL1120AF Miniature Circuit Breakers (MCBs) THQL 1P 20A 120V​ ARCA SKU: C15-3945 Brand: MPN: THQL1120AF UPC: 783164267488 Shipping Weight: 0.45 Shipping Height: 1.00 In. Shipping...- SKU:
- C15-3945
- Type:
- Plug-On Mount
- Terminal Type:
- ‎AFCI
- Voltage Rating:
- 120 VAC
- Short Description:
- ARC Fault Circuit Breaker, 20A 120VAC Single Pole AFCI
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_4_6_5_6_8_6_31_CAT.pdf
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00500_1_CAD.pdf
- Current Rating:
- 20 A
- Number of Poles:
- 1
- Interrupting Rating:
- 10 kA at 120/240 VAC
- Frame Type:
- Q-Line
- Maximum AC Voltage Rating:
- 240 V
- Approval:
- UL
MSRP $249.17Surplus $95.76 -
Eaton BRP120AF Miniature Circuit Breakers (MCBs)
MSRP $130.00Surplus $38.82Eaton BRP120AF Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-1349 Brand: Eaton MPN: BRP120AF UPC: 78668904102 Shipping Weight: 0.45 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-1349
- Approval:
- UL
- Size:
- 1 Inch Width x 2.56 Inch Depth x 1.1 Inch Height
- Volts:
- 120 VAC
- Amps:
- 32 A
- Interrupting Rating:
- 10 kA
- Enclosure:
- Indoor/Outdoor
- Terminal Type:
- Plug-On
- Application:
- BR Load Center
- Wire Size:
- 14 to 8 AWG (Copper/Aluminum)
- Poles:
- 1
- Short Description:
- 120 VAC, 20 A, 1-Pole, 10 kA, Plug-On Neutral, Wide
- Catalog:
- Eaton_00001_V1T1_50_V1T1_86_CAT.pdf
- Installation/Operator:
- Eaton_00005_INST.pdf
- CAD Drawing:
- Eaton_41108_1_CAD.pdf
- TS PIK:
- 127414229
- Voltage Rating:
- 120 VAC
- Current Rating:
- 20 A
- Type:
- Plug-On Neutral, Wide
- Mounting:
- Plug-On
- Number of Poles:
- 1
- Series:
- BR
- Country of Origin:
- Dominican Republic
MSRP $130.00Surplus $38.82
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