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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THQB2170 Miniature Circuit Breakers (MCBs) 2P 70A 120/240V
MSRP $225.88Surplus $65.39THQB2170 Miniature Circuit Breakers (MCBs) 2P 70A 120/240V​ ARCA SKU: C15-2764 Brand: MPN: THQB2170 UPC: 783164099188 Shipping Weight: 0.74 Shipping Height: 3.50 In. Shipping...- SKU:
- C15-2764
- Type:
- Thermal Magnetic, Compact
- Terminal Type:
- Bolt-On
- Current Rating:
- 70 A
- Short Description:
- 120/240 VAC, 70 A, 10 kA, 2-Pole, 6 to 1/0 AWG Copper/4 to 1/0 AWG Aluminum, 1" Bolt-On Mount, Q-Line Frame, Molded Case, Non-Interchangeable/Common Trip, Compact, Fixed Thermal Magnetic, Circuit Breaker
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00015_6_8_6_35_CAT.pdf
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00005_INST.pdf
- Specification/Technical:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00324_1_2_SPEC.pdf
MSRP $225.88Surplus $65.39 -
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THQB21WY15 Miniature Circuit Breakers (MCBs) 2P 15A 240V
MSRP $316.00Surplus $91.77THQB21WY15 Miniature Circuit Breakers (MCBs) 2P 15A 240V​ ARCA SKU: C15-2109 Brand: MPN: THQB21WY15 UPC: 783164103540 Shipping Weight: 22.50 Shipping Height: 7.13 In. Shipping...- SKU:
- C15-2109
- Amps:
- 32 A
- Terminal Type:
- Bolt-On
- Short Description:
- 120 VAC, 15 A, (1) Thermal Magnetic, (1) Non-Automatic, 10 kA, 1" Bolt-On Mount, Fixed Thermal Magnetic, Molded Case
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01912_1_6_6_5_6_8_6_37_CAT.pdf
- Specification/Technical:
- SignifyHolding-PhilipsLighting_00326_1_2_SPEC.pdf
- Data Sheet:
- SignifyHolding-PhilipsLighting_00592_1_DATA.pdf
- Manufacturer Warranty:
- SignifyHolding-PhilipsLighting_00003_WARR.pdf
- Type:
- Thermal Magnetic, Compact
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_04202_1_CAD.pdf
- Current Rating:
- 15 A
MSRP $316.00Surplus $91.77 -
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THQB22030 Miniature Circuit Breakers (MCBs) 2P 30A 120V
MSRP $340.00Surplus $71.94THQB22030 Miniature Circuit Breakers (MCBs) 2P 30A 120V​ ARCA SKU: C15-3378 Brand: MPN: THQB22030 UPC: 783164012323 Shipping Weight: 0.75 Shipping Height: 4.00 In. Shipping...- SKU:
- C15-3378
- Type:
- Thermal Magnetic
- Type:
- Compact
- Amps:
- 32 A
- Terminal Type:
- Bolt-On
- Short Description:
- 240 VAC, 30 A, 10 kA Interrupt, 2-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
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_4_6_5_6_8_6_35_CAT.pdf
- CAD Drawing:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01786_1_CAD.pdf
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01786_1_CAD.pdf
- Current Rating:
- 30 A
MSRP $340.00Surplus $71.94 -
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THQB22040 Miniature Circuit Breakers (MCBs) THQB 2P 40A 240V
MSRP $199.00Surplus $79.31THQB22040 Miniature Circuit Breakers (MCBs) THQB 2P 40A 240V​ ARCA SKU: C15-3782 Brand: MPN: THQB22040 UPC: 783164012330 Shipping Weight: 0.65 lbs. Shipping Height: 2.00 In...- SKU:
- C15-3782
- Amps:
- 40 A
- Frame:
- 0
- Interrupting Rating:
- 0
- Poles:
- 0
- Size:
- 0
- Terminal Type:
- Bolt-On
- Type:
- Thermal Magnetic
- Type:
- Compact
- Short Description:
- 240 VAC, 40 A, 10 kA Interrupt, 2-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
- Series:
- 0
MSRP $199.00Surplus $79.31 -
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THQB22080 Miniature Circuit Breakers (MCBs) 2P 80A 240V
MSRP $500.00Surplus $110.00THQB22080 Miniature Circuit Breakers (MCBs) 2P 80A 240V​ ARCA SKU: C15-3207 Brand: MPN: THQB22080 UPC: 783164059908 Shipping Weight: 0.75 Shipping Height: 4.00 In. Shipping...- SKU:
- C15-3207
- Type:
- Thermal Magnetic
- Type:
- Compact
- Amps:
- 32 A
- Terminal Type:
- Bolt-On
- Short Description:
- 240 VAC, 80 A, 10 kA Interrupt, 2-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
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_4_6_5_6_8_6_35_CAT.pdf
- CAD Drawing:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01786_1_CAD.pdf
MSRP $500.00Surplus $110.00 -
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THQB3100 Miniature Circuit Breakers (MCBs) THQB 3P 100A 240VAC 50/60Hz
MSRP $150.00Surplus $62.79THQB3100 Miniature Circuit Breakers (MCBs) THQB 3P 100A 240VAC 50/60Hz​ ARCA SKU: C15-4349 Brand: MPN: THQB3100 UPC: Shipping Weight: 1.10 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-4349
MSRP $150.00Surplus $62.79 -
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THQB32015 Miniature Circuit Breakers (MCBs)
MSRP $393.25Surplus $121.78SKU: C15-8968 Brand: MPN: THQB32015 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-8968
- TS PIK:
- 112124773
MSRP $393.25Surplus $121.78 -
THQB32040 Miniature Circuit Breakers (MCBs) THQB 3P 40A 240V
MSRP $393.25Surplus $138.23THQB32040 Miniature Circuit Breakers (MCBs) THQB 3P 40A 240V​ ARCA SKU: C15-2470 Brand: MPN: THQB32040 UPC: 783164012422 Shipping Weight: 1.15 Shipping Height: 3.00 In. Shipping...- SKU:
- C15-2470
- Amps:
- 40 A
- Frame:
- 0
- Terminal Type:
- Bolt-On
- Type:
- Thermal Magnetic
- Type:
- Compact
- Short Description:
- 240 VAC, 40 A, 10 kA, 3-Pole, 8 to 3 AWG Copper/Aluminum, 1" Bolt-On Mount, Q-Line Frame, Molded Case, Non-Interchangeable/Common Trip, Compact, Fixed Thermal Magnetic, Circuit Breaker
- Current Rating:
- 40 A
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00015_6_8_6_35_CAT.pdf
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00005_INST.pdf
- Mounting:
- Bolt-On
- Number of Poles:
- 3
- Series:
- THQB
MSRP $393.25Surplus $138.23 -
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THQB32070 Miniature Circuit Breakers (MCBs)
MSRP $477.75Surplus $146.29SKU: C15-8969 Brand: MPN: THQB32070 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-8969
- TS PIK:
- 112124779
MSRP $477.75Surplus $146.29 -
THQB32070 Miniature Circuit Breakers (MCBs) 3P 70A 120V
MSRP $510.00Surplus $97.97SKU: C15-3998 Brand: GENERAL ELECTRIC MPN: THQB32070 UPC: 78316401245 Shipping Weight: 1.05 lbs. Shipping Height: 4.00 In. Shipping Length: 4.00 In. Shipping Width: 3...- SKU:
- C15-3998
- Type:
- Thermal Magnetic
- Type:
- Compact
- Amps:
- 32 A
- Terminal Type:
- Bolt-On
- Short Description:
- 240 VAC, 70 A, 10 kA, 3-Pole, 6 to 1/0 AWG Copper/4 to 1/0 AWG Aluminum, 1" Bolt-On Mount, Q-Line Frame, Molded Case, Non-Interchangeable/Common Trip, Compact, Fixed Thermal Magnetic
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00015_6_8_6_35_CAT.pdf
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00005_INST.pdf
- Current Rating:
- 70 A
- Mounting:
- Bolt-On
- Number of Poles:
- 3
- Series:
- THQ
MSRP $510.00Surplus $97.97 -
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THQB32100 Miniature Circuit Breakers (MCBs) THQB 3P 100A 240V 50/60Hz
MSRP $450.00Surplus $108.68THQB32100 Miniature Circuit Breakers (MCBs) THQB 3P 100A 240V 50/60Hz​ ARCA SKU: C15-4171 Brand: MPN: THQB32100 UPC: 783164012477 Shipping Weight: 1.10 Shipping Height: 3.00 In. Shipping...- SKU:
- C15-4171
- Amps:
- 100 A
- Frame:
- 0
- Interrupting Rating:
- 0
- Poles:
- 0
- Size:
- 0
- Terminal Type:
- Bolt-On
- Type:
- Thermal Magnetic
- Type:
- Compact
- Short Description:
- 240 VAC, 100 A, 10 kA, 3-Pole, 6 to 1/0 AWG Copper/4 to 1/0 AWG Aluminum, 1" Bolt-On Mount, Q-Line Frame, Molded Case, Non-Interchangeable/Common Trip, Compact, Fixed Thermal Magnetic, Circuit Breaker
- Series:
- 0
MSRP $450.00Surplus $108.68 -
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THQC2150 Miniature Circuit Breakers (MCBs) 2P 50A 120V
MSRP $120.00Surplus $47.97THQC2150 Miniature Circuit Breakers (MCBs) 2P 50A 120V​ ARCA SKU: C15-3852 Brand: MPN: THQC2150 UPC: 783164150964 Shipping Weight: 0.80 Shipping Height: 3.00 In. Shipping...- SKU:
- C15-3852
- Type:
- Thermal Magnetic
- Type:
- Compact
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 2
- Mounting:
- DIN Rail
- Interrupting Rating:
- 10 kA at 120/240 Volt AC
- Terminal Type:
- Lug
- Short Description:
- 120/240 VAC, 50 A, 10 kA Interrupt, 2-Pole, 8 to 3 AWG Aluminum/Copper Load Lug Terminal, 35 MM DIN Rail Mount, Q-Line Frame, Non-Interchangeable/Internal Common Trip, Compact, Fixed Thermal Magnetic, Cable-In Cable-Out
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_4_6_5_6_8_6_40_CAT.pdf
MSRP $120.00Surplus $47.97 -
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THQL1115AFP2 Miniature Circuit Breakers (MCBs) 1P 15A 120V 50/60Hz
MSRP $450.00Surplus $74.48THQL1115AFP2 Miniature Circuit Breakers (MCBs) 1P 15A 120V 50/60Hz​ ARCA SKU: C15-4250 Brand: MPN: THQL1115AFP2 UPC: Shipping Weight: 0.50 Shipping Height: 2.00 In. Shipping...- SKU:
- C15-4250
- Application:
- Commercial/Residential
- Approval:
- UL 489/CUL 489
- Amps:
- 15 A
- Interrupting Rating:
- 10 Kiloamp
- Mounting:
- 1 Inch Plug-In
- Poles:
- 1
- Size:
- 1 Inch Width x 2-3/8 Inch Depth x 3-9/32 Inch Height
- Terminal Type:
- Box
- Type:
- Fixed Thermal Magnetic
- Used On:
- Load Center
- Volts:
- 120/240 VAC
- Gauge:
- 14 to 10 AWG (Copper/Aluminum)
- Short Description:
- 120/240 VAC, 15 A, 1-Pole, 10 kA, 1" Plug-In Mount, Box Terminal, Fixed Thermal Magnetic, Arc Fault Circuit Breaker
- Series:
- THQL
MSRP $450.00Surplus $74.48 -
THQL1115DF Miniature Circuit Breakers (MCBs) THQL 1P 15A 240V
MSRP $300.00Surplus $112.58THQL1115DF Miniature Circuit Breakers (MCBs) THQL 1P 15A 240V​ ARCA SKU: C15-3928 Brand: MPN: THQL1115DF UPC: 888614814714 Shipping Weight: 0.35 Shipping Height: 2.00 In. Shipping...- SKU:
- C15-3928
- Approval:
- UL
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 1
- Interrupting Rating:
- 10 kA at 120 VAC
- Frame Type:
- Q-Line
- Maximum AC Voltage Rating:
- 240 V
- Short Description:
- 120 VAC, 15 A, 10 kA, 1-Pole, 14 to 8 AWG Copper/12 to 8 AWG Aluminum, 1" Plug-In Mount, Box Terminal, Q-Line Frame, Molded Case, Non-Interchangeable Trip, Fixed Thermal Magnetic, Dual Function, Ground/Arc Fault
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00015_6_8_6_31_CAT.pdf
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00006_INST.pdf
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 1
- Current Rating:
- 15 A
MSRP $300.00Surplus $112.58 -
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THQL1115DFS Miniature Circuit Breakers (MCBs) 1P 15A 120V
MSRP $470.00Surplus $89.02THQL1115DFS Miniature Circuit Breakers (MCBs) 1P 15A 120V​ ARCA SKU: C15-4358 Brand: MPN: THQL1115DFS UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-4358
MSRP $470.00Surplus $89.02 -
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THQL1115GFT Miniature Circuit Breakers (MCBs)
MSRP $309.40Surplus $101.79THQL1115GFT Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-8971 Brand: MPN: THQL1115GFT UPC: 78316448529 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-8971
- TS PIK:
- 126205042
MSRP $309.40Surplus $101.79 -
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THQL1115GFTP Miniature Circuit Breakers (MCBs) THQL 1P 15A 240V
MSRP $383.00Surplus $74.74THQL1115GFTP Miniature Circuit Breakers (MCBs) THQL 1P 15A 240V​ ARCA SKU: C15-2593 Brand: MPN: THQL1115GFTP UPC: 783164485806 Shipping Weight: 0.50 Shipping Height: 2.00 In. Shipping...- SKU:
- C15-2593
- Volts:
- 240 V
- Amps:
- 15 A
- Poles:
- 1
- Short Description:
- THQL 1P 120V 15A GFCI SLFTST P
MSRP $383.00Surplus $74.74 -
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THQL1115GFTS Miniature Circuit Breakers (MCBs) 1P 15A 120V
MSRP $200.00Surplus $74.25THQL1115GFTS Miniature Circuit Breakers (MCBs) 1P 15A 120V​ ARCA SKU: C15-3361 Brand: MPN: THQL1115GFTS UPC: 783164618235 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In...- SKU:
- C15-3361
MSRP $200.00Surplus $74.25 -
THQL1120AF2 Miniature Circuit Breakers (MCBs) THQL 1P 20A 120V 50/60Hz
MSRP $285.36Surplus $92.70THQL1120AF2 Miniature Circuit Breakers (MCBs) THQL 1P 20A 120V 50/60Hz​ ARCA SKU: C15-3578 Brand: MPN: THQL1120AF2 UPC: 783164652819 Shipping Weight: 0.45 Shipping Height: 4.00 In...- SKU:
- C15-3578
- Type:
- Thermal Magnetic
- Type:
- Compact
- Approval:
- UL
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 1
- 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, 20 A, 10 kA, 1-Pole, 14 to 10 AWG Copper/Aluminum, 1" Plug-In Mount, Box Terminal, Q-Line Frame, Molded Case, Non-Interchangeable Trip, Compact, Fixed Thermal Magnetic, Arc Fault
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00015_6_8_6_31_CAT.pdf
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00006_INST.pdf
- CAD Drawing:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00500_1_CAD.pdf
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00500_1_CAD.pdf
- Number of Poles:
- 1
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 20 A
MSRP $285.36Surplus $92.70 -
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THQL1120AF2S Miniature Circuit Breakers (MCBs) 1P 20A 120V
MSRP $205.00Surplus $82.46THQL1120AF2S Miniature Circuit Breakers (MCBs) 1P 20A 120V​ ARCA SKU: C15-2656 Brand: MPN: THQL1120AF2S UPC: 783164618242 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In...- SKU:
- C15-2656
MSRP $205.00Surplus $82.46
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.
