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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Eaton BQ220230 Miniature Circuit Breakers (MCBs) 2P 20A/30A 240V EA
MSRP $236.97Surplus $58.50Eaton BQ220230 Miniature Circuit Breakers (MCBs) 2P 20A/30A 240V EA​ ARCA SKU: C15-1142 Brand: Eaton MPN: BQ220230 UPC: 786676370806 Shipping Weight: 0.75 lbs. Shipping Height: 3.00...- SKU:
- C15-1142
- Series:
- BQ
- Type:
- Thermal Magnetic
- Type:
- Common Trip
- Approval:
- UL 489
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- BR Series Load Center
- Poles:
- 2
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Copper/Aluminum)
- Short Description:
- 120/240 VAC, 20/30 A, 10 kA, 2-Pole Outer/2-Pole Center, Plug-On Mount, BQ Breaker, Independent Trip, Quadplex, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_83_V1T1_87_CAT.pdf
- TS PIK:
- 21493957
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 20/30 A
- Country of Origin:
- Dominican Republic
MSRP $236.97Surplus $58.50 -
Eaton BQ2302120 Miniature Circuit Breakers (MCBs) BQ 2P 20A/30A 120V 50/60Hz 3Ph
MSRP $250.00Surplus $58.50Eaton BQ2302120 Miniature Circuit Breakers (MCBs) BQ 2P 20A/30A 120V 50/60Hz 3Ph​ ARCA SKU: C15-1150 Brand: Eaton MPN: BQ2302120 UPC: 786676371551 Shipping Weight: 0.75 Shipping Height: 3...- SKU:
- C15-1150
- Series:
- BQ
- Type:
- Thermal Magnetic
- Type:
- Independent Trip
- Type:
- Quadplex
- Approval:
- UL 489
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- BR Series Loadcenter
- Poles:
- 2
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 20/30 A, 10 kA, 1-Pole Outer Left/1-Pole Outer Right/2-Pole Center, Plug-On Mount, BQ Breaker, Independent Trip, Quadplex, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_83_V1T1_87_CAT.pdf
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 2
- Current Rating:
- 20/30 A
- Country of Origin:
- Dominican Republic
MSRP $250.00Surplus $58.50 -
Siemens Q2030 Miniature Circuit Breakers (MCBs) 20/30A 120V
MSRP $98.00Surplus $19.47Siemens Q2030 Miniature Circuit Breakers (MCBs) 20/30A 120V​ ARCA SKU: C15-6188 Brand: Siemens MPN: Q2030 UPC: 78364314827 Shipping Weight: 3.05 lbs. Shipping Height: 4.00 In...- SKU:
- C15-6188
- TS PIK:
- 21366176
- Terminal Type:
- Load Side Lug
- Current Rating:
- 20/30 A
- Type:
- Miniature, Thermal Magnetic, Low Vage, Dual
- Interrupting Rating:
- 10 kA
- Voltage Rating:
- 120 V
- Number of Poles:
- 2
- Catalog:
- SiemensAG_00562_1_42_1_46_1_47_CAT.pdf
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Short Description:
- 120 VAC, 20/30 A, 10 kA, (2) 1-Pole, 14 to 6 AWG Copper/Aluminum, Load Lug Terminal, Plug-In Mount, QT Frame, Duplex, Thermal Magnetic Trip Unit, Miniature Circuit Breaker for Load Center
- Data Sheet:
- SiemensAG_06981_1_DATA.pdf
- Size:
- 2 Inch Width x 3 Inch Depth x 3 Inch Height
- Mounting:
- Plug-On
- Country of Origin:
- Mexico
- Approval:
- UL 489, CSA
- Frame Type:
- QT
MSRP $98.00Surplus $19.47 -
Contact Us For Quote
Square D QO20303020 Molded Case Breakers (MCCBs)
MSRP $273.00Surplus $73.71SKU: C15-17758 Brand: Square D MPN: QO20303020 UPC: 78590176492 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-17758
- Series:
- QO
- Type:
- Quad Tandem, Miniature
- Current Rating:
- 20/30 A
- Terminal Type:
- Box Lug
- Wire Size:
- 14 to 8 AWG (Copper/Aluminum)
- Mounting:
- Plug-On
- Number of Poles:
- 2
- Interrupting Rating:
- 10 kA
- Used On:
- QO Load Center
- Installation/Operator:
- SchneiderElectric-SquareD_01265_INST.pdf
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Size:
- 1.5 Inch Width x 2.91 Inch Depth x 3.23 Inch Height
- Catalog:
- SchneiderElectric-SquareD_32357_1_2_1_4_CAT.pdf
- Short Description:
- 120/240 VAC 50/60 Hz, 20/30 A, 10 kA Interrupt, 2-Pole, 14 to 8 AWG Copper/Aluminum, Plug-On Mount, Box Lug Terminal, Quad Tandem, Miniature Circuit Breaker
- Approval:
- UL, CSA
- Data Sheet:
- SchneiderElectric-SquareD_53467_1_2_DATA.pdf
MSRP $273.00Surplus $73.71
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.
