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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GENERAL ELECTRIC THHQB32030 Miniature Circuit Breakers (MCBs) EA
MSRP $820.70Surplus $148.46GENERAL ELECTRIC THHQB32030 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-5816 Brand: GENERAL ELECTRIC MPN: THHQB32030 UPC: 78316411858 Shipping Weight: 1.15 lbs. Shipping...- SKU:
- C15-5816
- Interrupting Rating:
- 22 kA at 120/240 VAC
- Short Description:
- 120/240 VAC, 30 A, 22 kA Interrupt, 3-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, Miniature Molded Case Circuit Breaker
- Number of Poles:
- 3
- Voltage Rating:
- 120/240 VAC
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_4_6_5_6_8_6_38_CAT.pdf
- Terminal Type:
- Bolt-On
- Type:
- Thermal Magnetic, Compact
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01786_1_CAD.pdf
- Current Rating:
- 30 A
- Maximum AC Voltage Rating:
- 240 V
- Frame Type:
- Q-Line
- Approval:
- UL
MSRP $820.70Surplus $148.46 -
Square D QOB330 Miniature Circuit Breakers (MCBs) EA
MSRP $430.77Surplus $116.80Square D QOB330 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-1435 Brand: Square D MPN: QOB330 UPC: 78590141712 Shipping Weight: 0.80 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-1435
- Series:
- QOB
- Type:
- Miniature
- Type:
- Standard
- Approval:
- UL
- Approval:
- CSA
- Volts:
- 120/240 VAC 50/60 Hertz
- Volts:
- 48 VDC
- Amps:
- 32 A
- Used On:
- NQ Merchandised Panelboard
- Poles:
- 3
- Interrupting Rating:
- 10 kA at 120/240 VAC
- Interrupting Rating:
- 5 kA at 48 Volt DC
- Installation:
- Bolt-On
- Short Description:
- 120/240 VAC 50/60 Hz, 48 VDC, 30 A, 10 kA, 3-Pole, Q-Frame, Bolt-On Mount, Pressure Plate Terminal, Miniature, Standard
- Catalog:
- SchneiderElectric-SquareD_32357_9_10_CAT.pdf
- Data Sheet:
- SchneiderElectric_21383_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_02166_INST.pdf
- Manufacturer Warranty:
- SchneiderElectric-SquareD_00002_WARR.pdf
- TS PIK:
- 111088432
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 3
- Current Rating:
- 30 A
- Mounting:
- Bolt-On
- Country of Origin:
- United States
MSRP $430.77Surplus $116.80 -
Square D QO330 Miniature Circuit Breakers (MCBs) 3P 30A 240V
MSRP $337.60Surplus $103.46Square D QO330 Miniature Circuit Breakers (MCBs) 3P 30A 240V​ ARCA SKU: C15-6647 Brand: Square D MPN: QO330 UPC: 78590140072 Shipping Weight: 2.50 lbs. Shipping Height: 4.00 In...- SKU:
- C15-6647
- TS PIK:
- 21032418
- Short Description:
- 120/240 VAC 50/60 Hz, 48 VDC, 30 A, 5/10 kA Interrupt, 3-Pole, 14 to 8 AWG Copper/Aluminum, Plug-In Mount, Pressure Plate Terminal, Standard, Miniature Circuit Breaker
- Used On:
- QO Load Center, NQ/NQOD Panelboard/OEM Interior/Speed-D Switchboard Distribution Panel
- Current Rating:
- 30 A
- Terminal Type:
- Pressure Plate
- Data Sheet:
- SchneiderElectric-SquareD_53580_1_2_DATA.pdf
- Series:
- QO
- Voltage Rating:
- 120/240 VAC
- Size:
- 2.24 Inch Width x 2.91 Inch Depth x 2.99 Inch Height
- Wire Size:
- 14 to 8 AWG (Copper/Aluminum)
- Number of Poles:
- 3
- Interrupting Rating:
- 5/10 kA
- Installation/Operator:
- SchneiderElectric-SquareD_01265_INST.pdf
- Mounting:
- Plug-On
- Catalog:
- SchneiderElectric-SquareD_32357_1_2_1_3_CAT.pdf
- Type:
- Common Trip, Miniature, Standard
- Country of Origin:
- Ireland
MSRP $337.60Surplus $103.46 -
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GE THQL32030 Miniature Circuit Breakers (MCBs) THQL 3P 30A 50/60Hz 3Ph EA
MSRP $401.49Surplus $105.01GE THQL32030 Miniature Circuit Breakers (MCBs) THQL 3P 30A 50/60Hz 3Ph EA​ ARCA SKU: C15-5934 Brand: GE MPN: THQL32030 UPC: 78316401302 Shipping Weight: 1.10 lbs. Shipping Height: 3...- SKU:
- C15-5934
- TS PIK:
- 555090
- Number of Poles:
- 3
- Short Description:
- 240 VAC, 30 A, 10 kA, 3-Pole, 14 to 8 AWG Copper/12 to 8 AWG Aluminum, 1" Plug-In Mount, Box Terminal, Q-Line Frame, Molded Case, Non-Interchangeable/Internal Common Trip, Compact, Fixed Thermal Magnetic, Circuit Breaker
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00015_6_8_6_31_CAT.pdf
- Interrupting Rating:
- 10 kA at 120/240 VAC
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00006_INST.pdf
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00499_1_CAD.pdf
- Current Rating:
- 30 A
- Type:
- Thermal Magnetic, Compact
- Voltage Rating:
- 120/240 VAC
- Terminal Type:
- Plug-On
- Mounting:
- Plug-On
MSRP $401.49Surplus $105.01 -
Eaton BRH330 Miniature Circuit Breakers (MCBs) BR 3P 30A 240V 50/60Hz 3Ph 1BOX
MSRP $1,131.24Surplus $358.48Eaton BRH330 Miniature Circuit Breakers (MCBs) BR 3P 30A 240V 50/60Hz 3Ph 1BOX​ ARCA SKU: C15-2396 Brand: Eaton MPN: BRH330 UPC: 786676372602 Shipping Weight: 2.00 Shipping Height: 3.00 In...- SKU:
- C15-2396
- Approval:
- UL 490
- Amps:
- 30 A
- Interrupting Rating:
- 22 kA
- Mounting:
- Plug-On
- Poles:
- 3
- Terminal Type:
- Thermal Magnetic
- Type:
- Common Trip
- Used On:
- BR Load Center
- Volts:
- 120/240 VAC
- Gauge:
- 14 to 4 AWG Copper/Aluminum at 60 Deg C
- Specification/Technical:
- Eaton_62204_1_2_SPEC.pdf
- Voltage Rating:
- 120/240 VAC
- Wire Size:
- 14 to 4 AWG Copper/Aluminum at 60 Deg C
- Current Rating:
- 30 A
- Short Description:
- EATON BR THERMAL MAGNETIC CIRCUIT BREAKER,TYPE BR 1-INCH PLUG-ON CIRCUIT BREAKER
- Catalog:
- Eaton_00071_V1T1_83_V1T1_85_CAT.pdf
- Number of Poles:
- 3
- Country of Origin:
- Dominican Republic
MSRP $1,131.24Surplus $358.48 -
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GE THHQC32030WL Molded Case Breakers (MCCBs)
MSRP $1,419.84Surplus $383.36SKU: C15-14405 Brand: GE MPN: THHQC32030WL UPC: 78316411813 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-14405
- Interrupting Rating:
- 22 kA at 120/240 VAC
- Current Rating:
- 30 A
- Type:
- Thermal Magnetic, Compact
- Number of Poles:
- 3
- Voltage Rating:
- 120/240 VAC
- Short Description:
- 120/240 VAC, 30 A, 22 kA, 3-Pole, Q-Line Frame, Lug Terminal, Thermal Magnetic, Compact, Non-Interchangeable Circuit Breaker
- Terminal Type:
- Lug
- Maximum AC Voltage Rating:
- 240 V
- Frame Type:
- Q-Line
- Approval:
- UL
MSRP $1,419.84Surplus $383.36 -
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GE THQL31WY30 Miniature Circuit Breakers (MCBs)
MSRP $93.11Surplus $25.14SKU: C15-14207 Brand: GE MPN: THQL31WY30 UPC: 78316412168 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-14207
- Approval:
- UL
- Short Description:
- 120/240 VAC, 30 A, 10 kA Interrupt, 3-Pole, 14 to 8 AWG Copper/12 to 8 AWG Aluminum Load Lug Terminal, 1" Plug-On Mount, Q-Line Frame, Non-Interchangeable Trip, Compact, Fixed Thermal Magnetic, Feeder Molded Case Circuit Breaker
- Maximum AC Voltage Rating:
- 240 V
- Terminal Type:
- Plug-On
- Frame Type:
- Q-Line
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 3
- Interrupting Rating:
- 10 kA at 120/240 VAC
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01789_1_CAD.pdf
- Current Rating:
- 30 A
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_1_9_CAT.pdf
MSRP $93.11Surplus $25.14 -
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GE TXQB32030 Molded Case Breakers (MCCBs)
MSRP $345.77Surplus $0.00SKU: U00-8812 Brand: GE MPN: TXQB32030 UPC: 78316412904 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- U00-8812
- Interrupting Rating:
- 65 kA at 120/240 VAC
- Short Description:
- 240 VAC, 30 A, 65 kA Interrupt, 14 to 8 AWG Copper, 12 to 8 AWG Aluminum, 3-Pole, Bolt-On Mount, Thermal Magnetic, Internal Common/Non-Interchangeable Trip, Circuit Breaker
- Number of Poles:
- 3
- Maximum AC Voltage Rating:
- 240 V
- Voltage Rating:
- 120/240 VAC
- Terminal Type:
- Bolt-On
- Current Rating:
- 30 A
- Approval:
- UL
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_39_CAT.pdf
- Frame Type:
- Q-Line
- Type:
- Thermal Magnetic, Compact
MSRP $345.77Surplus $0.00 -
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GE TXQC32030WL Molded Case Breakers (MCCBs)
MSRP $1,354.49Surplus $365.71SKU: C15-14430 Brand: GE MPN: TXQC32030WL UPC: 78316409916 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-14430
- Voltage Rating:
- 120/240 VAC
- Type:
- Thermal Magnetic, Compact
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_04206_1_CAD.pdf
- Short Description:
- 240 VAC, 30 A, 65 kA, 3-Pole, Copper/Aluminum Line and Load Lug Terminal, Q-Line Frame, LI Trip Function, 35 MM DIN Rail Mount, Molded Case, Fixed Thermal Magnetic, Compact, Internal Common/Non-Interchangeable Trip, Miniature Circuit Breaker
- Interrupting Rating:
- 65 kA at 120/240 VAC
- Terminal Type:
- Copper/Aluminum Line and Load Lug
- Maximum AC Voltage Rating:
- 240 V
- Current Rating:
- 30 A
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_10480_6_6_6_37_CAT.pdf
- Frame Type:
- Q-Line
- Number of Poles:
- 3
- Approval:
- UL
MSRP $1,354.49Surplus $365.71 -
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GE TXQL32030 Molded Case Breakers (MCCBs)
MSRP $980.14Surplus $264.64SKU: C15-14248 Brand: GE MPN: TXQL32030 UPC: 78316408780 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-14248
- Number of Poles:
- 3
- Short Description:
- 120/240 VAC, 30 A, 65 kA, 3-Pole, 14 to 8 AWG/12 to 8 AWG, Q-Line Frame, Bolt-On Terminal, Thermal Magnetic, Compact, Non-Interchangeable Circuit Breaker
- Voltage Rating:
- 120/240 VAC
- Interrupting Rating:
- 65 kA at 120/240 VAC
- Frame Type:
- Q-Line
- Approval:
- UL
- Terminal Type:
- Bolt-On
- Current Rating:
- 30 A
- Type:
- Thermal Magnetic, Compact
- Maximum AC Voltage Rating:
- 240 V
MSRP $980.14Surplus $264.64 -
GENERAL ELECTRIC THHQL32030 Miniature Circuit Breakers (MCBs)
MSRP $606.85Surplus $173.67GENERAL ELECTRIC THHQL32030 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-5907 Brand: GENERAL ELECTRIC MPN: THHQL32030 UPC: 78316411769 Shipping Weight: 2.25 lbs. Shipping...- SKU:
- C15-5907
- Terminal Type:
- Plug-On
- Short Description:
- 120/240 VAC, 30 A, 3-Pole, 22 kA, 14 to 8 KCMIL/12 to 8 KCMIL Copper/Aluminum, Box Terminal, Plug-In Mount, Thermal Magnetic, Non-Interchangeable, Miniature Circuit Breaker
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_04200_1_CAD.pdf
- Interrupting Rating:
- 22 kA at 120/240 VAC
- Current Rating:
- 30 A
- Type:
- Thermal Magnetic, Compact
- Voltage Rating:
- 120/240 VAC
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01912_1_7_6_29_6_34_CAT.pdf
- Number of Poles:
- 3
- Mounting:
- Plug-On
- Approval:
- UL
- Frame Type:
- Q-Line
- Maximum AC Voltage Rating:
- 240 V
MSRP $606.85Surplus $173.67 -
GENERAL ELECTRIC THQC32030WL Din Rail Mounted Circuit Breakers 3P 30A 240V
MSRP $505.03Surplus $42.64GENERAL ELECTRIC THQC32030WL Din Rail Mounted Circuit Breakers 3P 30A 240V​ ARCA SKU: C15-5924 Brand: GENERAL ELECTRIC MPN: THQC32030WL UPC: 78316401272 Shipping Weight: 1.25 lbs. Shipping...- SKU:
- C15-5924
- Short Description:
- 120/240 VAC, 30 A, 3-Pole, 10 kA, 14 to 8 AWG/12 to 8 AWG Copper/Aluminum, DIN Rail Mount, Line and Load Lug Terminal, Thermal Magnetic, Non-Interchangeable, Molded Case Circuit Breaker
- Terminal Type:
- Lug
- Interrupting Rating:
- 10 kA
- Current Rating:
- 30 A
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01912_6_40_CAT.pdf
- Voltage Rating:
- 120/240 VAC
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_04206_1_CAD.pdf
- Number of Poles:
- 3
- Type:
- Thermal Magnetic
- Mounting:
- DIN Rail
- Approval:
- UL
- Country of Origin:
- United States
- Frame Type:
- Q-Line
- Maximum AC Voltage Rating:
- 240 V
MSRP $505.03Surplus $42.64 -
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THQL32030 Miniature Circuit Breakers (MCBs) 3P 30A 240V
MSRP $401.49Surplus $105.01THQL32030 Miniature Circuit Breakers (MCBs) 3P 30A 240V​ ARCA SKU: C15-3004 Brand: MPN: THQL32030 UPC: 783164013023 Shipping Weight: 1.05 Shipping Height: 3.00 In. Shipping...- SKU:
- C15-3004
- Type:
- Thermal Magnetic
- Type:
- Compact
- Approval:
- UL
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 3
- Interrupting Rating:
- 10 kA at 120/240 VAC
- Terminal Type:
- Plug-On
- Frame Type:
- Q-Line
- Maximum AC Voltage Rating:
- 240 V
- Short Description:
- 240 VAC, 30 A, 10 kA, 3-Pole, 14 to 8 AWG Copper/12 to 8 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_31_CAT.pdf
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00006_INST.pdf
- CAD Drawing:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00499_1_CAD.pdf
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00499_1_CAD.pdf
- Current Rating:
- 30 A
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 3
MSRP $401.49Surplus $105.01
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