
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
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- Qty in Cart
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Eaton BR2110 Miniature Circuit Breakers (MCBs) 2P 110A 240V EA
MSRP $540.00Surplus $114.80Eaton BR2110 Miniature Circuit Breakers (MCBs) 2P 110A 240V EA​ ARCA SKU: C15-1218 Brand: Eaton MPN: BR2110 UPC: 786676384278 Shipping Weight: 0.70 lbs. Shipping Height: 2.00 In...- SKU:
- C15-1218
- Series:
- BR
- Type:
- Thermal Magnetic
- Type:
- Main
- Approval:
- UL 489
- Volts:
- 208 VAC Star/120 VAC
- Volts:
- 240 VAC
- Amps:
- 32 A
- Used On:
- BR Series Load Center
- Poles:
- 2
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Wire Size:
- 8 to 1/0 AWG (Aluminum/Copper)
- Short Description:
- 208 Star/120 VAC, 240 VAC, 110 A, 10 kA, 2-Pole, Plug-On Mount, Thermal Magnetic, Main
- Catalog:
- Eaton_36620_V1T1_56_V1T1_84_CAT.pdf
- TS PIK:
- 21494125
- Voltage Rating:
- 208 VAC Star/120 VAC, 240 VAC
- Number of Poles:
- 2
- Current Rating:
- 110 A
- Country of Origin:
- Dominican Republic
MSRP $540.00Surplus $114.80 -
Eaton BRHH2110 Miniature Circuit Breakers (MCBs) BR 2P 110A 240V 50/60Hz 1Ph EA
MSRP $1,383.00Surplus $258.38SKU: C15-1322 Brand: Eaton MPN: BRHH2110 UPC: 786676002950 Shipping Weight: 0.75 lbs. Shipping Height: 3.00 In. Shipping Length: 3.00 In. Shipping Width: 2.00 In...- SKU:
- C15-1322
- Series:
- BR
- Type:
- Common Trip
- Approval:
- UL 489
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- BR Series Loadcenter
- Poles:
- 2
- Mounting:
- Plug-On
- Interrupting Rating:
- 42 kA
- Wire Size:
- 8 to 1/0 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 110 A, 42 kA, 2-Pole, Plug-On Mount, Common Trip, Duplex, Thermal Magnetic
- Catalog:
- Eaton_36620_V1T1_84_CAT.pdf
- TS PIK:
- 116434503
- Current Rating:
- 110 A
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
- Country of Origin:
- Dominican Republic
MSRP $1,383.00Surplus $258.38 -
Eaton BRH2110 Miniature Circuit Breakers (MCBs) BR 2P 110A 240V 50/60Hz 1Ph EA
MSRP $1,140.00Surplus $88.84Eaton BRH2110 Miniature Circuit Breakers (MCBs) BR 2P 110A 240V 50/60Hz 1Ph EA​ ARCA SKU: C15-1303 Brand: Eaton MPN: BRH2110 UPC: 786676374248 Shipping Weight: 0.75 lbs. Shipping...- SKU:
- C15-1303
- Approval:
- UL 490
- Amps:
- 110 A
- Interrupting Rating:
- 22 kA
- Mounting:
- Plug-On
- Poles:
- 2
- Size:
- 2 Inch Width x 2.5 Inch Depth x 3 Inch Height
- Terminal Type:
- Thermal Magnetic
- Type:
- Common Trip
- Used On:
- BR Load Center
- Volts:
- 120/240 VAC
- Gauge:
- 8 to 1/0 AWG Copper/Aluminum at 60 Deg C
- Specification/Technical:
- Eaton_62202_1_2_SPEC.pdf
- Current Rating:
- 110 A
- Catalog:
- Eaton_00071_V1T1_56_V1T1_83_V1T1_84_CAT.pdf
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 2
- Wire Size:
- 8 to 1/0 AWG Copper/Aluminum at 60 Deg C
- Short Description:
- EATON BR THERMAL MAGNETIC CIRCUIT BREAkER,TYPE BR 1-INCH PLUG-ON CIRCUIT BREAkER
- TS PIK:
- 21494040
- Series:
- BR
- Country of Origin:
- Dominican Republic
MSRP $1,140.00Surplus $88.84 -
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Eaton CH2110 Miniature Circuit Breakers (MCBs)
MSRP $255.00Surplus $0.00SKU: C15-19152 Brand: Eaton MPN: CH2110 UPC: 78211331703 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19152
- Type:
- Common Trip, Thermal Magnetic
- Current Rating:
- 110 A
- Interrupting Rating:
- 10000 A at 120/240 VAC
- Mounting:
- Plug-On
- Voltage Rating:
- 120/240 VAC
- Used On:
- Loadcenter
- Wire Size:
- 10 to 1/0 AWG (Copper/Aluminum)
- Catalog:
- Eaton_00071_V1T1_36_V1T1_37_CAT.pdf
- Short Description:
- 120/240 VAC, 110 A, 10 kA, 2-Pole, Plug-On Mount, Common Trip, Thermal Magnetic, Circuit Breaker
- Approval:
- UL 489, CSA
- Number of Poles:
- 2
- Series:
- CH
MSRP $255.00Surplus $0.00 -
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Siemens MP2110 Miniature Circuit Breakers (MCBs) MP 2P 110A 120/240V
MSRP $90.00Surplus $72.45SKU: C15-2759 Brand: Siemens MPN: MP2110 UPC: 040892281163 Shipping Weight: 0.75 lbs. Shipping Height: 3.00 In. Shipping Length: 3.00 In. Shipping Width: 2.00 In...- SKU:
- C15-2759
- Type:
- Thermal Magnetic
- Type:
- Common Trip
- Approval:
- UL 489
- Size:
- 2 Inch W x 3 Inch D x 3-1/8 Inch H
- Volts:
- 240 VAC
- Amps:
- 32 A
- Used On:
- Loadcenter
- Poles:
- 2
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Load Lug
- Wire Size:
- 8 to 2/0 AWG (Copper/Aluminum)
- Short Description:
- 120/240 VAC, 110 A, 10 kA, 2-Pole, Plug-In Mount, MP-T Frame, Thermal Magnetic Trip Unit
- Current Rating:
- 110 A
- Number of Poles:
- 2
- Data Sheet:
- SiemensAG_06594_1_DATA.pdf
- Voltage Rating:
- 240 VAC
MSRP $90.00Surplus $72.45 -
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Siemens Q2110 Molded Case Breakers (MCCBs)
MSRP $286.00Surplus $77.22SKU: C15-19047 Brand: Siemens MPN: Q2110 UPC: 78364316097 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19047
- Voltage Rating:
- 120/240 VAC at 50/60 Hz
- Country of Origin:
- MEX
- Wire Size:
- 8 to 2/0 AWG (Copper/Aluminum)
- Current Rating:
- 110 A
- Size:
- 2 Inch W x 3 Inch D x 3-1/8 Inch H
- Used On:
- Loadcenter
- Terminal Type:
- Load Lug
- Short Description:
- 120/240 VAC, 110 A, 10 kA, 2-Pole, 8 to 2/0 AWG Copper/Aluminum, Load Lug Terminal, Plug-On Mount, QP Frame, Common Trip, Thermal Magnetic Trip Unit, Miniature Circuit Breaker for Load Center
- Type:
- Thermal and Fixed Magnetic, Common Trip
- Catalog:
- SiemensAG_00562_1_41_1_46_1_47_CAT.pdf
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Interrupting Rating:
- 10 kA
- Mounting:
- Plug-On
- Number of Poles:
- 2
- Approval:
- UL 489, CSA C22.2
- Data Sheet:
- SiemensAG_06986_1_DATA.pdf
MSRP $286.00Surplus $77.22 -
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Siemens Q2110H Molded Case Breakers (MCCBs)
MSRP $114.38Surplus $30.88SKU: C15-19048 Brand: Siemens MPN: Q2110H UPC: 78364320552 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19048
- Approval:
- UL 489, CSA C22.2
- Size:
- 2 Inch W x 3 Inch D x 3-1/8 Inch H
- Catalog:
- SiemensAG_00562_1_41_1_46_1_47_CAT.pdf
- Wire Size:
- 8 to 2/0 AWG (Copper/Aluminum)
- Terminal Type:
- Load Lug
- Short Description:
- 120/240 VAC, 110 A, 22 kA, 2-Pole, 8 to 2/0 AWG Copper/Aluminum, Load Lug Terminal, Plug-On Mount, QPH Frame, Common Trip, Thermal Magnetic Trip Unit, Miniature Circuit Breaker for Load Center
- Data Sheet:
- SiemensAG_06987_1_DATA.pdf
- Mounting:
- Plug-On
- Used On:
- Loadcenter
- Voltage Rating:
- 120/240 VAC at 50/60 Hz
- Country of Origin:
- MEX
- Number of Poles:
- 2
- Current Rating:
- 110 A
- Type:
- Thermal and Fixed Magnetic, Common Trip
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Interrupting Rating:
- 22 kA
MSRP $114.38Surplus $30.88 -
Square D QO2110 Miniature Circuit Breakers (MCBs)
MSRP $135.90Surplus $136.35SKU: C15-8651 Brand: Square D MPN: QO2110 UPC: 78312601435 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-8651
- TS PIK:
- 120851707
- Series:
- QO
- Terminal Type:
- Box Lug
- Current Rating:
- 110 A
- Short Description:
- 120/240 VAC 50/60 Hz, 110 A, 10 kA Interrupt, 2-Pole, 4 to 2/0 AWG Copper/Aluminum, Plug-On Mount, Box Lug Terminal, Standard, Miniature Circuit Breaker
- Type:
- Common Trip, Miniature, Standard
- Mounting:
- Plug-On
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Data Sheet:
- SchneiderElectric-SquareD_53474_1_2_DATA.pdf
- Size:
- 1.5 Inch Width x 2.91 Inch Depth x 3.5 Inch Height
- Wire Size:
- 4 to 2/0 AWG (Copper/Aluminum)
- Interrupting Rating:
- 10 kA
- Installation/Operator:
- SchneiderElectric-SquareD_01265_INST.pdf
- Number of Poles:
- 2
- Used On:
- QO Load Center, NQ/NQOD Panelboard/OEM Interior/Speed-D Switchboard Distribution Panel
- Catalog:
- SchneiderElectric-SquareD_32357_1_2_1_3_CAT.pdf
- Approval:
- UL, CSA
- Country of Origin:
- Mexico
MSRP $135.90Surplus $136.35 -
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Square D QO2110VH Miniature Circuit Breakers (MCBs)
MSRP $165.00Surplus $500.00SKU: C15-10881 Brand: Square D MPN: QO2110VH UPC: 78590105493 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10881
- TS PIK:
- 111081458
- Short Description:
- 120/240 VAC 50/60 Hz, 110 A, 22 kA Interrupt, 2-Pole, 4 AWG to 300 KCMIL Copper/Aluminum, Plug-On Mount, Box Lug Terminal, Standard, Miniature Circuit Breaker
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Wire Size:
- 4 AWG to 300 KCMIL (Copper/Aluminum)
- Type:
- Common Trip, Miniature, Standard
- Current Rating:
- 110 A
- Used On:
- QO Load Center, NQ/NQOD Panelboard/OEM Interior/Speed-D Switchboard Distribution Panel
- Interrupting Rating:
- 22 kA
- Mounting:
- Plug-On
- Approval:
- UL, CSA
- Terminal Type:
- Box Lug
- Size:
- 1.5 Inch Width x 2.91 Inch Depth x 3.5 Inch Height
- Catalog:
- SchneiderElectric-SquareD_32357_1_2_1_3_CAT.pdf
- Series:
- QO
- Installation/Operator:
- SchneiderElectric-SquareD_01265_INST.pdf
- Data Sheet:
- SchneiderElectric-SquareD_53475_1_2_DATA.pdf
MSRP $165.00Surplus $500.00 -
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Square D QOH2110 Molded Case Breakers (MCCBs)
MSRP $2,435.00Surplus $657.45SKU: C15-17905 Brand: Square D MPN: QOH2110 UPC: 78590132181 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-17905
- Catalog:
- SchneiderElectric-SquareD_32357_1_2_1_3_CAT.pdf
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Interrupting Rating:
- 42 kA
- Current Rating:
- 110 A
- Series:
- QO
- Type:
- Common Trip, Miniature, Standard
- Size:
- 2.24 Inch Width x 2.91 Inch Depth x 3.5 Inch Height
- Wire Size:
- 4 to 2/0 AWG (Copper/Aluminum)
- Short Description:
- 120/240 VAC 50/60 Hz, 110 A, 42 kA Interrupt, 2-Pole, 4 to 2/0 AWG Copper/Aluminum, Plug-On Mount, Box Lug Terminal, Standard, Miniature Circuit Breaker
- Terminal Type:
- Box Lug
- Approval:
- UL, CSA
- Mounting:
- Plug-On
- Number of Poles:
- 2
- Used On:
- QO Load Center, NQ/NQOD Panelboard/OEM Interior/Speed-D Switchboard Distribution Panel
- Data Sheet:
- SchneiderElectric-SquareD_53681_1_2_DATA.pdf
MSRP $2,435.00Surplus $657.45
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