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 $56.88Surplus $12.20GE 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 $56.88Surplus $12.20 -
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GE THHQB2120GFEP Molded Case Breakers (MCCBs)
MSRP $1,725.00Surplus $419.18SKU: C15-18278 Brand: GE MPN: THHQB2120GFEP UPC: 78316448740 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-18278
- Size:
- 2 Inch Width x 2-3/8 Inch Depth x 3-9/32 Inch Height
- Current Rating:
- 20 A
- Number of Poles:
- 2
- Wire Size:
- 14 to 8 AWG (Copper), 12 to 8 AWG (Aluminum)
- Terminal Type:
- Load Lug
- Catalog:
- ABB_01450_1_4_1_6_6_4_6_6_6_32_CAT.pdf
- Voltage Rating:
- 120/240 VAC
- Mounting:
- Bolt-On
- Type:
- Molded Case, Fixed Thermal Magnetic, Internal Common/Non-Interchangeable Trip
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_05864_1_CAD.pdf
- Interrupting Rating:
- 22 kA
- Approval:
- UL
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00161_INST.pdf
- Short Description:
- THHQB MCB 20A 22kA 2P 120/240V GFEP
- Used On:
- Load Center, Lighting Panelboard
MSRP $1,725.00Surplus $419.18 -
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GE THHQB2120GFT Miniature Circuit Breakers (MCBs)
MSRP $784.86Surplus $372.40SKU: C15-10199 Brand: GE MPN: THHQB2120GFT UPC: 78316448729 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10199
- TS PIK:
- 126449907
- Short Description:
- 120/240 VAC, 20 A, 22 kA Interrupt, 2-Pole, 35 MM DIN Rail/Bolt-On Mount, Thermal Magnetic, Ground Fault Circuit Breaker
- Number of Poles:
- 2
- Type:
- Molded Case, Fixed Thermal Magnetic, Non-Interchangeable Trip
- Wire Size:
- 14 to 8 AWG (Copper), 12 to 8 AWG (Aluminum)
- Approval:
- UL (Canada and US)
- Used On:
- Load Center, Lighting Panelboard
- Interrupting Rating:
- 22 kA
- Size:
- 2 Inch Width x 2-3/8 Inch Depth x 3-9/32 Inch Height
- Mounting:
- Bolt-On
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_10489_6_32_CAT.pdf
- Terminal Type:
- Load Lug
- Current Rating:
- 20 A
- Voltage Rating:
- 120/240 VAC
MSRP $784.86Surplus $372.40 -
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GE THQB1120GF Miniature Circuit Breakers (MCBs)
Surplus $159.60GE 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 $159.60 -
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GE THQB1120GFT Miniature Circuit Breakers (MCBs)
MSRP $391.55Surplus $157.05GE THQB1120GFT Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6019 Brand: GE MPN: THQB1120GFT UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-6019
- Interrupting Rating:
- 10 kA
- Type:
- Compact, Fixed Thermal Magnetic, Self-Test, Non-Interchangeable, Ground Fault
- Current Rating:
- 20 A
- Used On:
- Load Center, Lighting Panel
- Number of Poles:
- 1
- Voltage Rating:
- 120 VAC
- Series:
- THQB
- Mounting:
- Bolt-On
- Short Description:
- 120 VAC, 20 A, 10 kA, 1-Pole, Bolt-On Mount, Compact, Fixed Thermal Magnetic, Self-Test, Non-Interchangeable, Ground Fault, Miniature Circuit Breaker for Load Center/Lighting Panel
MSRP $391.55Surplus $157.05 -
GE THQB2120 Molded Case Breakers (MCCBs) EA
MSRP $126.75Surplus $31.93GE 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 $126.75Surplus $31.93 -
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GE THQB2120AF Miniature Circuit Breakers (MCBs)
MSRP $251.64Surplus $67.94SKU: C15-18324 Brand: GE MPN: THQB2120AF UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-18324
- Catalog:
- ABB_01450_1_4_1_6_6_4_6_6_6_31_CAT.pdf
- Used On:
- Load Center, Lighting Panelboard
- Number of Poles:
- 2
- Type:
- Molded Case, Fixed Thermal Magnetic, Non-Interchangeable Trip
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_05981_1_CAD.pdf
- Wire Size:
- 14 to 8 AWG (Copper), 12 to 8 AWG (Aluminum)
- Interrupting Rating:
- 10 kA
- Mounting:
- Bolt-On
- Approval:
- UL, CSA
- Size:
- 2 Inch Width x 2-3/8 Inch Depth x 3-9/32 Inch Height
- Voltage Rating:
- 120/240 V AC
- Terminal Type:
- Load Lug
- Current Rating:
- 20 A
MSRP $251.64Surplus $67.94 -
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GE THQB2120LM Miniature Circuit Breakers (MCBs)
MSRP $215.00Surplus $58.05SKU: C15-14309 Brand: GE MPN: THQB2120LM UPC: 78316436302 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-14309
- Number of Poles:
- 2
- Used On:
- Load Center, Lighting Panelboard
- Short Description:
- THQB MCB 20A 10kA 2P 120/240V LM
- Wire Size:
- 14 to 8 AWG (Copper), 12 to 8 AWG (Aluminum)
- Current Rating:
- 20 A
- Mounting:
- Bolt-On
- Size:
- 2 Inch Width x 2-3/8 Inch Depth x 3-9/32 Inch Height
- Approval:
- UL
- Interrupting Rating:
- 10 kA
- Voltage Rating:
- 120/240 VAC
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_05981_1_CAD.pdf
- Catalog:
- ABB_01450_1_4_1_6_6_4_6_6_6_34_CAT.pdf
- Terminal Type:
- Load Lug
- Type:
- Molded Case, Fixed Thermal Magnetic, Low Magnetic Pickup, Non-Interchangeable Trip
MSRP $215.00Surplus $58.05
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.
