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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GE THQB1120 Miniature Circuit Breakers (MCBs) THQB 1P 20A 50/60Hz 1Ph EA
MSRP $77.43Surplus $14.80GE THQB1120 Miniature Circuit Breakers (MCBs) THQB 1P 20A 50/60Hz 1Ph EA​ ARCA SKU: C15-6998 Brand: GE MPN: THQB1120 UPC: 78316401218 Shipping Weight: 1.10 lbs. Shipping Height: 3.00...- SKU:
- C15-6998
- TS PIK:
- 112124754
- Wire Size:
- 14 to 8 AWG (Copper), 12 to 8 AWG (Aluminum)
- Mounting:
- Bolt-On
- Short Description:
- 120/240 VAC, 20 A, 10 kA Interrupt Rating, 1-Pole, 14 to 8 AWG Copper/12 to 8 AWG Aluminum, 1" Bolt-On Mount, Q-Line Frame, LI Trip Function, Fixed Thermal Magnetic, Non-Interchangeable/Common Trip, Compact, Molded Case, Miniature Circuit Breaker
- Series:
- THQB
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_10470_1_CAD.pdf
- Current Rating:
- 20 A
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_06341_11_16_11_17_CAT.pdf
- Used On:
- Load Center, Lighting Panelboard
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 1
- Type:
- Molded Case, Fixed Thermal Magnetic, Non-Interchangeable/Common Trip, Compact
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00005_INST.pdf
- Interrupting Rating:
- 10 kA
- Country of Origin:
- United States
MSRP $77.43Surplus $14.80 -
THQB2130 Miniature Circuit Breakers (MCBs) THQB 2P 30A 240V 50/60Hz
MSRP $172.29Surplus $34.30THQB2130 Miniature Circuit Breakers (MCBs) THQB 2P 30A 240V 50/60Hz​ ARCA SKU: C15-3589 Brand: MPN: THQB2130 UPC: 783164012255 Shipping Weight: 0.75 Shipping Height: 4.00 In. Shipping...- SKU:
- C15-3589
- Series:
- THQB
- Type:
- Molded Case
- Type:
- Fixed Thermal Magnetic
- Type:
- Internal Common Trip
- Approval:
- UL
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- Pro-Stock
- Used On:
- Lighting Panelboard
- Poles:
- 2
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 8 AWG (Copper)
- Wire Size:
- 12 to 8 AWG(Aluminum)
- Short Description:
- 120/240 VAC, 30 A, 10 kA, 2-Pole, 14 to 8 AWG Copper/12 to 8 AWG Aluminum, 1" Bolt-On Mount, Q-Line Frame, Molded Case, Common Trip, Fixed Thermal Magnetic
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00015_6_8_6_35_CAT.pdf
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00005_INST.pdf
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 30 A
- Number of Poles:
- 2
- Country of Origin:
- United States
MSRP $172.29Surplus $34.30 -
Contact Us For Quote
GENERAL ELECTRIC THQB1115GF Molded Case Breakers (MCCBs)
MSRP $880.64Surplus $154.18GENERAL ELECTRIC THQB1115GF Molded Case Breakers (MCCBs)​ ARCA SKU: C15-5910 Brand: GENERAL ELECTRIC MPN: THQB1115GF UPC: Shipping Weight: 0.55 lbs. Shipping Height: 2.00 In...- SKU:
- C15-5910
- Size:
- 1 Inch Width x 2-3/8 Inch Depth x 3-9/32 Inch Height
- Terminal Type:
- Load Lug
- Type:
- Molded Case, Fixed Thermal Magnetic, Non-Interchangeable Trip
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_04199_1_CAD.pdf
- Current Rating:
- 15 A
- Series:
- THQB
- Number of Poles:
- 1
- Voltage Rating:
- 120/240 VAC
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01912_6_36_CAT.pdf
- Short Description:
- 120/240 VAC, 15 A, 1-Pole, 10 kA, 14 to 8 AWG Copper, 12 to 8 AWG Aluminum, Bolt-On Mount, Molded Case, Thermal Magnetic, Self-Test, Ground Fault Circuit Breaker
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00124_INST.pdf
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 8 AWG (Copper), 12 to 8 AWG (Aluminum)
- Approval:
- UL, UL (Canada and US), CSA
- Mounting:
- Bolt-On
- Used On:
- Load Center, Lighting Panelboard
MSRP $880.64Surplus $154.18 -
GENERAL ELECTRIC THQB2120 Miniature Circuit Breakers (MCBs) 2P 20A 120V EA
MSRP $172.54Surplus $34.30GENERAL ELECTRIC THQB2120 Miniature Circuit Breakers (MCBs) 2P 20A 120V EA​ ARCA SKU: C15-2495 Brand: GENERAL ELECTRIC MPN: THQB2120 UPC: 78316401224 Shipping Weight: 0.60 lbs. Shipping...- SKU:
- C15-2495
- Approval:
- UL
- Amps:
- 20 A
- Interrupting Rating:
- 10 kA
- Mounting:
- Bolt-On
- Poles:
- 2
- Terminal Type:
- Molded Case
- Type:
- Fixed Thermal Magnetic
- Type:
- Non-Interchangeable/Common Trip
- Type:
- Compact
- Used On:
- Load Center
- Used On:
- Lighting Panelboard
- Volts:
- 120/240 VAC
- Gauge:
- 14 to 8 AWG (Copper)
- Gauge:
- 12 to 8 AWG (Aluminum)
- Short Description:
- 120/240 VAC, 20 A, 10 kA Interrupt Rating, 2-Pole, 14 to 8 AWG Copper/12 to 8 AWG Aluminum, 1" Bolt-On Mount, Q-Line Frame, LI Trip Function, Fixed Thermal Magnetic, Non-Interchangeable/Common Trip, Compact, Molded Case, Miniature Circuit Breaker
- Series:
- THQB
- TS PIK:
- 112124759
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 20 A
- Number of Poles:
- 2
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00005_INST.pdf
- Wire Size:
- 14 to 8 AWG (Copper), 12 to 8 AWG (Aluminum)
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_06341_11_16_11_17_CAT.pdf
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_10470_1_CAD.pdf
- Main Category:
- Miniature Circuit Breakers (MCBs)
- Country of Origin:
- United States
MSRP $172.54Surplus $34.30 -
Contact Us For Quote
GENERAL ELECTRIC THQB2120GF Molded Case Breakers (MCCBs)
MSRP $482.05Surplus $362.11GENERAL ELECTRIC THQB2120GF Molded Case Breakers (MCCBs)​ ARCA SKU: C15-5975 Brand: GENERAL ELECTRIC MPN: THQB2120GF UPC: Shipping Weight: 1.05 lbs. Shipping Height: 4.00 In...- SKU:
- C15-5975
- Interrupting Rating:
- 10 kA
- Number of Poles:
- 2
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00124_INST.pdf
- Series:
- THQB
- Terminal Type:
- Load Lug
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_04204_1_CAD.pdf
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01912_6_36_CAT.pdf
- Voltage Rating:
- 120/240 VAC
- Type:
- Molded Case, Fixed Thermal Magnetic, Non-Interchangeable Trip
- Current Rating:
- 20 A
- Size:
- 2 Inch Width x 2-3/8 Inch Depth x 3-9/32 Inch Height
- Short Description:
- 120/240 VAC, 20 A, 2-Pole, 10 kA, 14 to 8 AWG Copper, 12 to 8 AWG Aluminum, Bolt-On Mount, Molded Case, Thermal Magnetic, Self-Test, Ground Fault Circuit Breaker
- Used On:
- Load Center, Lighting Panelboard
- Mounting:
- Bolt-On
- Wire Size:
- 14 to 8 AWG (Copper), 12 to 8 AWG (Aluminum)
- Approval:
- UL, UL (Canada and US), CSA
MSRP $482.05Surplus $362.11 -
Contact Us For Quote
GE THQB1115AF2 Miniature Circuit Breakers (MCBs)
MSRP $250.14Surplus $67.55SKU: C15-18319 Brand: GE MPN: THQB1115AF2 UPC: 78316465286 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-18319
- Short Description:
- 120/240 VAC, 15 A, 10 kA, 1-Pole, 14 to 10 AWG Copper/Aluminum, 1" Bolt-On Mount, Q-Line Frame, Molded Case, Fixed Thermal Magnetic, Arc Fault, Circuit Breaker
- Series:
- THQB
- Type:
- Molded Case, Fixed Thermal Magnetic
- Interrupting Rating:
- 10 kA
- Mounting:
- Bolt-On
- Current Rating:
- 15 A
- Voltage Rating:
- 120/240 VAC
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00015_6_8_6_36_CAT.pdf
- Poles:
- 1
- Size:
- 1 Inch W x 2-3/8 Inch D x 3-9/32 Inch H
- Used On:
- AL/AQ/ALC/AQC/Spectra Series Panelboard, Residential Loadcenter
- Wire Size:
- 14 to 10 AWG (Copper/Aluminum)
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00005_INST.pdf
- Approval:
- UL
- Construction Feature:
- Arc Fault Circuit Interrupter
MSRP $250.14Surplus $67.55 -
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GE THQB1120GF Miniature Circuit Breakers (MCBs)
Surplus $217.26GE THQB1120GF Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-5956 Brand: GE MPN: THQB1120GF UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-5956
- Type:
- Molded Case, Fixed Thermal Magnetic, Non-Interchangeable Trip
- Series:
- THQB
- Short Description:
- 120/240 VAC, 20 A, 1-Pole, 10 kA, 14 to 8 AWG Copper, 12 to 8 AWG Aluminum, Bolt-On Mount, Molded Case, Thermal Magnetic, Self-Test, Ground Fault Circuit Breaker
- Voltage Rating:
- 120/240 VAC
- Terminal Type:
- Load Lug
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10 kA
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01912_6_36_CAT.pdf
- Current Rating:
- 20 A
- Number of Poles:
- 1
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_04199_1_CAD.pdf
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00124_INST.pdf
- Size:
- 1 Inch Width x 2-3/8 Inch Depth x 3-9/32 Inch Height
- Wire Size:
- 14 to 8 AWG (Copper), 12 to 8 AWG (Aluminum)
- Used On:
- Load Center, Lighting Panelboard
Surplus $217.26 -
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GE THQB1130GF Miniature Circuit Breakers (MCBs)
Surplus $109.92SKU: C15-8414 Brand: GE MPN: THQB1130GF UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-8414
- Short Description:
- 120/240 VAC, 30 A, 1-Pole, 10 kA, 14 to 8 AWG Copper, 12 to 8 AWG Aluminum, Bolt-On Mount, Molded Case, Thermal Magnetic, Self-Test, Ground Fault Circuit Breaker
- Voltage Rating:
- 120/240 VAC
- Wire Size:
- 14 to 8 AWG (Copper), 12 to 8 AWG (Aluminum)
- Current Rating:
- 30 A
- Type:
- Molded Case, Fixed Thermal Magnetic, Non-Interchangeable Trip
- Size:
- 1 Inch Width x 2-3/8 Inch Depth x 3-9/32 Inch Height
- Number of Poles:
- 1
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01912_6_36_CAT.pdf
- Used On:
- Load Center, Lighting Panelboard
- Approval:
- UL, UL (Canada and US), CSA
- Terminal Type:
- Load Lug
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_04199_1_CAD.pdf
- Series:
- THQB
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00124_INST.pdf
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10 kA
Surplus $109.92 -
GE THQB2120 Molded Case Breakers (MCCBs) EA
MSRP $172.54Surplus $54.40GE THQB2120 Molded Case Breakers (MCCBs) EA​ ARCA SKU: C15-9336 Brand: GE MPN: THQB2120 UPC: 78316401224 Shipping Weight: 0.65 lbs. Shipping Height: 3.50 In. Shipping...- SKU:
- C15-9336
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00005_INST.pdf
- Short Description:
- 120/240 VAC, 20 A, 10 kA Interrupt Rating, 2-Pole, 14 to 8 AWG Copper/12 to 8 AWG Aluminum, 1" Bolt-On Mount, Q-Line Frame, LI Trip Function, Fixed Thermal Magnetic, Non-Interchangeable/Common Trip, Compact, Molded Case, Miniature Circuit Breaker
- Voltage Rating:
- 120/240 VAC
- Series:
- THQB
- Interrupting Rating:
- 10 kA
- Current Rating:
- 20 A
- Number of Poles:
- 2
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_10470_1_CAD.pdf
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_06341_11_16_11_17_CAT.pdf
- Type:
- Molded Case, Fixed Thermal Magnetic, Non-Interchangeable/Common Trip, Compact
- Approval:
- UL
- Mounting:
- Bolt-On
- Wire Size:
- 14 to 8 AWG (Copper), 12 to 8 AWG (Aluminum)
- Used On:
- Load Center, Lighting Panelboard
- Country of Origin:
- Mexico
MSRP $172.54Surplus $54.40 -
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GE THQB2130 Miniature Circuit Breakers (MCBs) EA
MSRP $172.54Surplus $59.30GE THQB2130 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-6025 Brand: GE MPN: THQB2130 UPC: 78316401225 Shipping Weight: 0.65 lbs. Shipping Height: 3.50 In. Shipping...- SKU:
- C15-6025
- TS PIK:
- 112124760
- Voltage Rating:
- 120/240 VAC
- Series:
- THQB
- Number of Poles:
- 2
- Current Rating:
- 30 A
- Used On:
- Pro-Stock, Lighting Panelboard
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_06341_11_16_11_17_CAT.pdf
- Short Description:
- 120/240 VAC, 30 A, 10 kA Interrupt Rating, 14 to 8 KCMIL Copper, 12 to 8 KCMIL Aluminum, Q-Line Frame, Non-Interchangeable, 2-Pole, Fixed, Thermal Magnetic, Bolt-On Circuit Breaker
- Wire Size:
- 14 to 8 AWG (Copper), 12 to 8 AWG(Aluminum)
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10 kA
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00005_INST.pdf
- Type:
- Molded Case, Fixed Thermal Magnetic, Internal Common Trip
MSRP $172.54Surplus $59.30 -
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GENERAL ELECTRIC THQB1120 Miniature Circuit Breakers (MCBs) 1P 20A 120V EA
MSRP $77.43Surplus $25.16GENERAL ELECTRIC THQB1120 Miniature Circuit Breakers (MCBs) 1P 20A 120V EA​ ARCA SKU: C15-2494 Brand: GENERAL ELECTRIC MPN: THQB1120 UPC: 78316401218 Shipping Weight: 0.30 lbs. Shipping...- SKU:
- C15-2494
- Approval:
- UL
- Amps:
- 20 A
- Interrupting Rating:
- 10 kA
- Mounting:
- Bolt-On
- Poles:
- 1
- Terminal Type:
- Molded Case
- Type:
- Fixed Thermal Magnetic
- Type:
- Non-Interchangeable/Common Trip
- Type:
- Compact
- Used On:
- Load Center
- Used On:
- Lighting Panelboard
- Volts:
- 120/240 VAC
- Gauge:
- 14 to 8 AWG (Copper)
- Gauge:
- 12 to 8 AWG (Aluminum)
- Short Description:
- 120/240 VAC, 20 A, 10 kA Interrupt Rating, 1-Pole, 14 to 8 AWG Copper/12 to 8 AWG Aluminum, 1" Bolt-On Mount, Q-Line Frame, LI Trip Function, Fixed Thermal Magnetic, Non-Interchangeable/Common Trip, Compact, Molded Case, Miniature Circuit Breaker
- Series:
- THQB
- TS PIK:
- 112124754
- Number of Poles:
- 1
- Voltage Rating:
- 120/240 VAC
- Wire Size:
- 14 to 8 AWG (Copper), 12 to 8 AWG (Aluminum)
- Current Rating:
- 20 A
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_10470_1_CAD.pdf
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_06341_11_16_11_17_CAT.pdf
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00005_INST.pdf
MSRP $77.43Surplus $25.16 -
Contact Us For Quote
THQB1120GF Miniature Circuit Breakers (MCBs) 1P 20A 120VAC
MSRP $313.10Surplus $217.26THQB1120GF Miniature Circuit Breakers (MCBs) 1P 20A 120VAC​ ARCA SKU: C15-4218 Brand: MPN: THQB1120GF UPC: Shipping Weight: 0.55 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-4218
- Approval:
- UL
- Approval:
- CSA
- Amps:
- 20 A
- Interrupting Rating:
- 10 kA
- Mounting:
- Bolt-On
- Poles:
- 1
- Size:
- 1 Inch Width x 2-3/8 Inch Depth x 3-9/32 Inch Height
- Terminal Type:
- Load Lug
- Type:
- Molded Case
- Type:
- Fixed Thermal Magnetic
- Type:
- Non-Interchangeable Trip
- Used On:
- Load Center
- Used On:
- Lighting Panelboard
- Volts:
- 120/240 VAC
- Gauge:
- 14 to 8 AWG (Copper)
- Gauge:
- 12 to 8 AWG (Aluminum)
- Short Description:
- 120/240 VAC, 20 A, 1-Pole, 10 kA, 14 to 8 AWG Copper, 12 to 8 AWG Aluminum, Bolt-On Mount, Molded Case, Thermal Magnetic, Self-Test, Ground Fault Circuit Breaker
- Series:
- THQB
- Number of Poles:
- 1
- Current Rating:
- 20 A
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01912_6_36_CAT.pdf
- Voltage Rating:
- 120/240 VAC
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_04199_1_CAD.pdf
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00124_INST.pdf
- Wire Size:
- 14 to 8 AWG (Copper), 12 to 8 AWG (Aluminum)
MSRP $313.10Surplus $217.26
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.
