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
- Price
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Siemens P220A Miniature Circuit Breakers (MCBs)
MSRP $291.00Surplus $92.58Siemens P220A Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-8795 Brand: Siemens MPN: P220A UPC: Shipping Weight: 0.45 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-8795
- Number of Poles:
- 2
MSRP $291.00Surplus $92.58 -
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Siemens Q11500S01 Miniature Circuit Breakers (MCBs) EA
MSRP $300.00Surplus $119.04SKU: C15-10522 Brand: Siemens MPN: Q11500S01 UPC: 78364323794 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10522
- TS PIK:
- 115559473
- Number of Poles:
- 1
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Type:
- Thermal and Fixed Magnetic
- Interrupting Rating:
- 10 kA
- Used On:
- Loadcenter
- Short Description:
- 120/240 VAC, 15 A, 10 kA, 1-Pole, 14 to 6 AWG Copper/Aluminum, Load Lug Terminal, Plug-On Mount, QP Frame, 120 VAC Shunt Trip, Thermal Magnetic Trip Unit, Miniature Circuit Breaker for Load Center
- Current Rating:
- 15 A
- Wire Size:
- 14 to 6 AWG (Copper/Aluminum)
- Size:
- 1 Inch W x 3 Inch D x 3-1/8 Inch H
- Mounting:
- Plug-On
- Voltage Rating:
- 120 VAC at 50/60 Hz
- Terminal Type:
- Load Lug
- Catalog:
- SiemensAG_00562_1_41_1_46_1_47_CAT.pdf
- Data Sheet:
- SiemensAG_06962_1_DATA.pdf
- Country of Origin:
- Mexico
MSRP $300.00Surplus $119.04 -
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Siemens Q115AFC Miniature Circuit Breakers (MCBs)
MSRP $67.45Surplus $59.47Siemens Q115AFC Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6183 Brand: Siemens MPN: Q115AFC UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-6183
- Current Rating:
- 15 A
- Interrupting Rating:
- 10 kA
- Size:
- 1 Inch Width x 6 Inch Depth x 3 Inch Height
- Data Sheet:
- SiemensAG_06963_1_DATA.pdf
- Installation/Operator:
- SiemensAG_00462_INST.pdf
- Catalog:
- SiemensAG_01840_1_2_CAT.pdf
- Short Description:
- 120 VAC, 15 A, 10 kA, 1-Pole, 14 to 12 AWG Copper/12 to 10 AWG Aluminum, Load Lug Terminal, Plug-In Mount, QAF2 Frame, Combination AFCI, Thermal Magnetic Trip Unit, Miniature Circuit Breaker for Load Center
- Mounting:
- Plug-In
- Type:
- Branch Feeder
- Voltage Rating:
- 120 VAC
MSRP $67.45Surplus $59.47 -
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Siemens Q115DF Miniature Circuit Breakers (MCBs) EA
MSRP $120.00Surplus $89.10SKU: C15-10523 Brand: Siemens MPN: Q115DF UPC: 88762181730 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10523
- TS PIK:
- 125704271
- Short Description:
- 120 V, 15 A, 10 kA, 1-Pole, Plug-On Mount, QFGA2, Self-Test, Arc Fault/Ground Fault, Circuit Breaker
- Current Rating:
- 15 A
- Voltage Rating:
- 120 V
- Interrupting Rating:
- 10 kA
- Used On:
- Load Center and Panelboard
- Catalog:
- SiemensAG_01502_1_14_CAT.pdf
- Mounting:
- Plug-On
- Data Sheet:
- SiemensAG_01533_1_DATA.pdf
- Size:
- 3 Inch Width x 1 Inch Depth x 4.5 Inch Height
- Country of Origin:
- Philippines
MSRP $120.00Surplus $89.10 -
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Siemens Q115DFN Miniature Circuit Breakers (MCBs) EA
MSRP $120.00Surplus $81.00SKU: C15-10524 Brand: Siemens MPN: Q115DFN UPC: 80476690657 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10524
- TS PIK:
- 128131349
- Terminal Type:
- Load Lug
- Voltage Rating:
- 120 VAC
- Mounting:
- Plug-On
- Number of Poles:
- 1
- Interrupting Rating:
- 10 kA
- Catalog:
- SiemensAG_09213_7_19_CAT.pdf
- Short Description:
- 120 VAC, 15 A, 10 kA, 1-Pole, Load Lug Terminal, QFGA2N Frame, Plug-On Mount, Arc Fault/Ground Fault, Neutral, Low Vage, Circuit Breaker
- Installation/Operator:
- SiemensAG_00702_INST.pdf
- Current Rating:
- 15 A
- Type:
- Low Vage, Neutral
- Used On:
- Load Center
- Wire Size:
- 14 to 10 AWG (Copper), 12 to 10 AWG (Aluminum)
- Country of Origin:
- Philippines
MSRP $120.00Surplus $81.00 -
Siemens Q115H Miniature Circuit Breakers (MCBs) Q 1P 15A 120V 50/60Hz 1Ph
MSRP $123.00Surplus $20.89Siemens Q115H Miniature Circuit Breakers (MCBs) Q 1P 15A 120V 50/60Hz 1Ph​ ARCA SKU: C15-2729 Brand: Siemens MPN: Q115H UPC: 783643156319 Shipping Weight: 0.30 Shipping Height: 1.00 In...- SKU:
- C15-2729
- Type:
- Thermal and Fixed Magnetic
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Size:
- 1 Inch W x 3 Inch D x 3-1/8 Inch H
- Volts:
- 120 VAC at 50/60 Hz
- Amps:
- 32 A
- Used On:
- Loadcenter
- Poles:
- 1
- Mounting:
- Plug-In
- Interrupting Rating:
- 22 kA
- Terminal Type:
- Load Lug
- Wire Size:
- 14 to 6 AWG (Copper/Aluminum)
- Short Description:
- 120/240 VAC, 15 A, 22 kA, 1-Pole, 14 to 6 AWG Copper/Aluminum, Load Lug Terminal, Plug-In Mount, QPH Frame, Thermal Magnetic Trip Unit
- Catalog:
- SiemensAG_00562_1_41_1_46_1_47_CAT.pdf
- Data Sheet:
- SiemensAG_06965_1_DATA.pdf
- Installation/Operator:
- SiemensAG_00215_INST.pdf
MSRP $123.00Surplus $20.89 -
Siemens Q12000S01 Shunt Trips 120V
MSRP $307.00Surplus $106.40Siemens Q12000S01 Shunt Trips 120V​ ARCA SKU: A13-1401 Brand: Siemens MPN: Q12000S01 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In...- SKU:
- A13-1401
- TS PIK:
- 21367397
- Terminal Type:
- Load Lug
- Type:
- Thermal and Fixed Magnetic
- Voltage Rating:
- 120 VAC at 50/60 Hz
- Short Description:
- 120/240 VAC, 20 A, 10 kA, 1-Pole, 14 to 6 AWG Copper/Aluminum, Load Lug Terminal, Plug-On Mount, QP Frame, 120 VAC Shunt Trip, Thermal Magnetic Trip Unit, Miniature Circuit Breaker for Load Center
- Current Rating:
- 20 A
- Catalog:
- SiemensAG_00562_1_41_1_46_1_47_CAT.pdf
- Number of Poles:
- 1
- Used On:
- Loadcenter
- Data Sheet:
- SiemensAG_06966_1_DATA.pdf
- Mounting:
- Plug-On
- Size:
- 1 Inch W x 3 Inch D x 3-1/8 Inch H
- Interrupting Rating:
- 10 kA
- Wire Size:
- 14 to 6 AWG (Copper/Aluminum)
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Country of Origin:
- Mexico
MSRP $307.00Surplus $106.40 -
Siemens Q120DF Miniature Circuit Breakers (MCBs) EA
MSRP $120.00Surplus $89.10SKU: C15-10525 Brand: Siemens MPN: Q120DF UPC: 88762181732 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10525
- TS PIK:
- 125704273
- Current Rating:
- 20 A
- Size:
- 3 Inch Width x 1 Inch Depth x 4.5 Inch Height
- Short Description:
- 120 V, 20 A, 10 kA Interrupt, 1-Pole, Plug-On Mount, QFGA2/QFGAH2/HQFGA2-Frame, Self-Test, Arc Fault/Ground Fault, Circuit Breaker
- Voltage Rating:
- 120 VAC
- Used On:
- Load Center and Panelboard
- Data Sheet:
- SiemensAG_09373_1_2_DATA.pdf
- Catalog:
- SiemensAG_23945_7_19_CAT.pdf
- Mounting:
- Plug-On
- Installation/Operator:
- SiemensAG_00694_INST.pdf
- Interrupting Rating:
- 10 kA
- Country of Origin:
- Philippines
MSRP $120.00Surplus $89.10 -
Siemens Q120H Miniature Circuit Breakers (MCBs) 120V
MSRP $94.25Surplus $13.16Siemens Q120H Miniature Circuit Breakers (MCBs) 120V​ ARCA SKU: C15-6185 Brand: Siemens MPN: Q120H UPC: 78364315632 Shipping Weight: 0.30 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-6185
- TS PIK:
- 21366717
- Short Description:
- 120/240 VAC, 20 A, 22 kA, 1-Pole, 14 to 6 AWG Copper/Aluminum, Load Lug Terminal, Plug-In Mount, QPH Frame, Thermal Magnetic Trip Unit, Miniature Circuit Breaker for Load Center
- Type:
- Thermal and Fixed Magnetic
- Terminal Type:
- Load Lug
- Current Rating:
- 20 A
- Used On:
- Loadcenter
- Data Sheet:
- SiemensAG_06969_1_DATA.pdf
- Voltage Rating:
- 120 VAC
- Size:
- 1 Inch W x 3 Inch D x 3-1/8 Inch H
- Mounting:
- Plug-On
- Interrupting Rating:
- 22 kA
- Number of Poles:
- 1
- Catalog:
- SiemensAG_00562_1_41_1_46_1_47_CAT.pdf
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Wire Size:
- 14 to 6 AWG (Copper/Aluminum)
- Country of Origin:
- Mexico
MSRP $94.25Surplus $13.16 -
Siemens Q125 Miniature Circuit Breakers (MCBs)
MSRP $17.00Surplus $9.33SKU: C15-4790 Brand: Siemens MPN: Q125 UPC: Shipping Weight: 0.30 lbs. Shipping Height: 1.00 In. Shipping Length: 4.00 In. Shipping Width: 3.00 In. Product...- SKU:
- C15-4790
- TS PIK:
- 128015197
- Short Description:
- 120/240 VAC, 25 A, 10 kA, 1-Pole, 14 to 6 AWG Copper/Aluminum, Load Lug Terminal, Plug-On Mount, QP Frame, Thermal Magnetic Trip Unit, Miniature Circuit Breaker for Load Center
- Type:
- Miniature, Thermal and Fixed Magnetic Trip, Common Trip, Shunt Trip
- Voltage Rating:
- 120 VAC
- Series:
- QP
- Size:
- 1 Inch Width x 3 Inch Depth x 3-1/8 Inch Height
- Mounting:
- Plug-On
- Catalog:
- SiemensAG_00562_1_41_1_46_1_47_CAT.pdf
- Number of Poles:
- 1
- Data Sheet:
- SiemensAG_06973_1_DATA.pdf
- Terminal Type:
- Load Lug
- Current Rating:
- 25 A
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Interrupting Rating:
- 10 kA
- Used On:
- Load Center
- Wire Size:
- 14 to 6 AWG (Copper/Aluminum)
- Country of Origin:
- Mexico
MSRP $17.00Surplus $9.33 -
Siemens Q130 Miniature Circuit Breakers (MCBs)
MSRP $75.00Surplus $2.96Siemens Q130 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-2647 Brand: Siemens MPN: Q130 UPC: 66286200389 Shipping Weight: 0.30 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-2647
- Approval:
- UL 489
- Amps:
- 30 A
- Interrupting Rating:
- 10 kA
- Mounting:
- Plug-On
- Poles:
- 1
- Size:
- 1 Inch Width x 3 Inch Depth x 3 Inch Height
- Terminal Used On:
- Load Center
- Volts:
- 120 VAC
- Gauge:
- 0
- Short Description:
- 120 VAC, 30 A, 10 kA Interrupt, 1-Pole, Plug-In Mount, QP-Frame, Circuit Breaker
- Specification/Technical:
- SiemensAG_57256_1_2_SPEC.pdf
- Data Sheet:
- A ...
- TS PIK:
- 115704593
- Country of Origin:
- Mexico
- Voltage Rating:
- 120 VAC
- Catalog:
- SiemensAG_01829_1_12_CAT.pdf
- Used On:
- Load Center
- Current Rating:
- 30 A
- Installation/Operator:
- SiemensAG_00053_INST.pdf
- Number of Poles:
- 1
- Series:
- Q
MSRP $75.00Surplus $2.96 -
Siemens Q13000S01 Miniature Circuit Breakers (MCBs) EA
MSRP $300.00Surplus $122.29SKU: C15-10527 Brand: Siemens MPN: Q13000S01 UPC: 78364307485 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10527
- TS PIK:
- 115559482
- Mounting:
- Plug-On
- Terminal Type:
- Load Lug
- Voltage Rating:
- 120/240 VAC 50/60 Hertz
- Number of Poles:
- 1
- Wire Size:
- 14 to 6 AWG (Copper/Aluminum)
- Size:
- 1 Inch Width x 3 Inch Depth x 3 Inch Height
- Current Rating:
- 30 A
- Data Sheet:
- SiemensAG_10305_1_2_DATA.pdf
- Catalog:
- SiemensAG_01796_7_6_7_20_7_26_7_27_CAT.pdf
- Installation/Operator:
- SiemensAG_00053_INST.pdf
- Interrupting Rating:
- 10 kA
- Used On:
- Load Center
- Type:
- Low Vage, Circuit Protector, Thermal and Fixed Magnetic
- Country of Origin:
- Mexico
MSRP $300.00Surplus $122.29 -
Siemens Q140 Miniature Circuit Breakers (MCBs)
MSRP $45.50Surplus $5.23Siemens Q140 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6186 Brand: Siemens MPN: Q140 UPC: 66286200391 Shipping Weight: 0.25 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-6186
- TS PIK:
- 21366718
- Current Rating:
- 40 A
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Data Sheet:
- SiemensAG_06975_1_DATA.pdf
- Catalog:
- SiemensAG_00562_1_41_1_46_1_47_CAT.pdf
- Size:
- 1 Inch Width x 3 Inch Depth x 3 Inch Height
- Number of Poles:
- 1
- Voltage Rating:
- 120 V
- Short Description:
- 120/240 VAC, 40 A, 10 kA, 1-Pole, 8 to 6 AWG Copper/8 to 4 AWG Aluminum, Load Lug Terminal, Plug-In Mount, QP Frame, Thermal Magnetic Trip Unit, Miniature Circuit Breaker for Load Center
- Interrupting Rating:
- 10 kA
- Mounting:
- Plug-On
- Country of Origin:
- Mexico
MSRP $45.50Surplus $5.23 -
Siemens Q150 Miniature Circuit Breakers (MCBs)
MSRP $96.00Surplus $7.98Siemens Q150 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-4752 Brand: Siemens MPN: Q150 UPC: 66286200392 Shipping Weight: 0.30 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-4752
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Amps:
- 50 A
- Interrupting Rating:
- 10 kA
- Mounting:
- Plug-On
- Poles:
- 1
- Size:
- 1 Inch W x 3 Inch D x 3-1/8 Inch H
- Terminal Type:
- Load Lug
- Type:
- Miniature
- Type:
- Thermal and Fixed Magnetic Trip
- Used On:
- Loadcenter
- Volts:
- 120 VAC at 50/60 Hz
- Gauge:
- 8 to 6 AWG (Copper)
- Gauge:
- 8 to 4 AWG (Aluminum)
- Short Description:
- 120/240 VAC, 50 A, 10 kA, 1-Pole, 8 to 6 AWG Copper/8 to 4 AWG Aluminum, Load Lug Terminal, Plug-In Mount, QP Frame, Thermal Magnetic Trip Unit, Miniature Circuit Breaker for Load Center
- Series:
- QP
- Data Sheet:
- SiemensAG_06977_1_DATA.pdf
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- TS PIK:
- 126791629
- Number of Poles:
- 1
- Voltage Rating:
- 120 VAC
- Current Rating:
- 50 A
- Wire Size:
- 8 to 6 AWG (Copper), 8 to 4 AWG (Aluminum)
- Catalog:
- SiemensAG_00562_1_41_1_46_1_47_CAT.pdf
MSRP $96.00Surplus $7.98 -
Siemens Q1515 Miniature Circuit Breakers (MCBs) 15/15A 120V EA
MSRP $150.00Surplus $6.25Siemens Q1515 Miniature Circuit Breakers (MCBs) 15/15A 120V EA​ ARCA SKU: C15-3277 Brand: Siemens MPN: Q1515 UPC: 78364314824 Shipping Weight: 0.40 lbs. Shipping Height: 2.00 In...- SKU:
- C15-3277
- Type:
- Thermal and Fixed Magnetic
- Type:
- Duplex
- Type:
- Molded Case
- Approval:
- UL 489
- Size:
- 1 Inch W x 2.06 Inch D x 3.12 Inch H
- Volts:
- 120 VAC at 50/60 Hz
- Amps:
- 32 A
- Used On:
- Loadcenter
- Poles:
- 1
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Load Lug
- Wire Size:
- 14 to 6 AWG (Copper/Aluminum)
- Short Description:
- 120 V, 15/15 A, 10 kA, 1-Pole, Plug-In, QT Frame, Duplex
- Data Sheet:
- SiemensAG_01537_1_DATA.pdf
- TS PIK:
- 116079936
- Current Rating:
- 15 A
- Voltage Rating:
- 120 VAC
- Country of Origin:
- Mexico
- Number of Poles:
- 1
- Series:
- QT
MSRP $150.00Surplus $6.25 -
Siemens Q2015NC Miniature Circuit Breakers (MCBs)
MSRP $159.00Surplus $16.61Siemens Q2015NC Miniature Circuit Breakers (MCBs)​ ARCA SKU: E30-8870 Brand: Siemens MPN: Q2015NC UPC: Shipping Weight: 0.40 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- E30-8870
- Short Description:
- 1/2 IN NC TWIN
- Number of Poles:
- 1
- Country of Origin:
- Mexico
MSRP $159.00Surplus $16.61 -
Siemens Q2020AFCP Miniature Circuit Breakers (MCBs)
MSRP $7,311.00Surplus $1,973.97SKU: C15-11781 Brand: Siemens MPN: Q2020AFCP UPC: 804766906565 Shipping Weight: 0.30 lbs. Shipping Height: 7.00 In. Shipping Length: 7.00 In. Shipping Width: 2.00 In...- SKU:
- C15-11781
MSRP $7,311.00Surplus $1,973.97 -
Siemens Q2030 Miniature Circuit Breakers (MCBs) 20/30A 120V
MSRP $98.00Surplus $13.80Siemens 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
MSRP $98.00Surplus $13.80 -
Siemens Q2100 Miniature Circuit Breakers (MCBs)
MSRP $297.50Surplus $54.55SKU: C15-11912 Brand: Siemens MPN: Q2100 UPC: 78364314868 Shipping Weight: 0.65 lbs. Shipping Height: 3.00 In. Shipping Length: 3.00 In. Shipping Width: 2.00 In...- SKU:
- C15-11912
- TS PIK:
- 21366655
MSRP $297.50Surplus $54.55 -
Siemens Q2100 Miniature Circuit Breakers (MCBs) 2P 100A 120/240V
MSRP $908.77Surplus $108.90SKU: C15-8486 Brand: Siemens MPN: Q2100 UPC: 78312661976 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-8486
- TS PIK:
- 21333978
MSRP $908.77Surplus $108.90
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