Circuit Breakers
Circuit Breakers - Source rare and hard-to-find breakers with ease
At ARCA Supply, we know that circuit breakers are essential to safeguarding electrical systems, protecting them from overloads and short circuits. Whether you're managing a commercial facility, maintaining industrial equipment, or working on residential projects, having the right circuit breakers ensures uninterrupted performance and peace of mind.
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.
Explore Our Circuit Breaker Categories:
- Air Circuit Breakers (ACBs): Ideal for large-scale industrial applications, ACBs provide superior protection in high-current scenarios.
- Din Rail Mounted Circuit Breakers: These breakers are designed for quick installation in compact spaces, making them perfect for modular setups.
- Main Breakers: As a crucial part of any electrical system, main breakers ensure that circuits are effectively managed and protected from faults.
- Miniature Circuit Breakers (MCBs): Designed for residential and commercial use, MCBs are essential for protecting lower power circuits from damage.
- Molded Case Breakers (MCCBs): When high current protection is needed, MCCBs offer robust and durable performance.
- Motor Circuit Protectors (MCPs): Specifically engineered to protect motors, MCPs offer fast response times to prevent equipment damage.
- Circuit Breaker Accessories: From trip units to mounting kits, we stock a variety of accessories to enhance the functionality of your breakers.
Leading Brands We Carry:
At ARCA Supply, we carry a comprehensive lineup of top brands to ensure you get the best quality and reliability. Our inventory includes trusted names such as Eaton, Square D, Siemens, and General Electric. With over 2,600 Eaton products and hundreds from brands like ABB, Schneider Electric, and Leviton, you can be confident in finding exactly what you need.
Choose the Right Circuit Breaker:
When selecting a circuit breaker, factors such as current rating, voltage rating, and mounting style are critical. Our range includes options for:
- Current Ratings: From 15A to 600A, ensuring the right protection for every application.
- Voltage Ratings: With options ranging from 120V to 600V for both AC and DC applications.
- Mounting Types: Choose from plug-on, DIN rail, or bolt-on mountings to match your installation requirements.
Why Choose ARCA Supply?
As a trusted distributor specializing in hard-to-find electrical components, we ensure that our circuit breakers meet the highest industry standards. Our commitment to the circular economy also means that unsold products are responsibly recycled, helping to reduce waste while supporting your projects.
Explore our extensive collection of circuit breakers today and find the perfect solution for your electrical system’s needs.
- Air Circuit Breakers (ACBs)
- Din Rail Mounted Circuit Breakers
- Main Breakers
- Miniature Circuit Breakers (MCBs)
- Molded Case Breakers (MCCBs)
- Motor Circuit Protector (MCPs)
- Circuit Breaker Accessories
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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Siemens CED63B040 Molded Case Breakers (MCCBs) 3P 40A 600V
MSRP $9,455.00Surplus $911.14SKU: C15-6167 Brand: Siemens MPN: CED63B040 UPC: 78364321069 Shipping Weight: 5.60 lbs. Shipping Height: 4.00 In. Shipping Length: 10.00 In. Shipping Width: 6.00 In...- SKU:
- C15-6167
- TS PIK:
- 115704600
- Size:
- 3 Inch Width x 4.56 Inch Depth x 9.58 Inch Height
- Number of Poles:
- 3
- Interrupting Rating:
- 200 kA at 240/480 VAC (UL/CSA), 100 kA at 600 VAC (UL/CSA), 50 kA at 500 VDC (UL/CSA)
- Type:
- Thermal Magnetic, Fuseless Current Limiting
- Catalog:
- SiemensAG_01698_17_78-17_80_CAT.pdf
- Terminal Type:
- Load Lug
- Installation/Operator:
- SiemensAG_00223_INST.pdf
- Series:
- CED6
- Current Rating:
- 40 A
- Frame Type:
- ED
- Short Description:
- 600 VAC, 500 VDC, 40 A at 40 Deg C, 200 kA at 480 VAC, 3-Pole, 10 to 1/0 AWG Copper/Aluminum, Load Lug Terminal, ED Frame, Fuseless, Current Limiting, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker
- Voltage Rating:
- 600 VAC, 500 VDC
- Country of Origin:
- Mexico
MSRP $9,455.00Surplus $911.14 -
Siemens CED63B050 Molded Case Breakers (MCCBs)
MSRP $9,455.00Surplus $1,152.64SKU: C15-7411 Brand: Siemens MPN: CED63B050 UPC: 78364321070 Shipping Weight: 5.50 lbs. Shipping Height: 4.00 In. Shipping Length: 10.00 In. Shipping Width: 6.00 In...- SKU:
- C15-7411
- TS PIK:
- 115676092
- Type:
- Thermal Magnetic, Fuseless Current Limiting
- Terminal Type:
- Load Lug
- Installation/Operator:
- SiemensAG_00223_INST.pdf
- Number of Poles:
- 3
- Interrupting Rating:
- 200 kA at 240/480 VAC (UL/CSA), 100 kA at 600 VAC (UL/CSA), 50 kA at 500 VDC (UL/CSA)
- Current Rating:
- 50 A
- Series:
- CED6
- Voltage Rating:
- 600 VAC, 500 VDC
- Catalog:
- SiemensAG_01698_17_78-17_80_CAT.pdf
- Short Description:
- 600 VAC, 500 VDC, 50 A at 40 Deg C, 200 kA at 480 VAC, 3-Pole, 10 to 1/0 AWG Copper/Aluminum, Load Lug Terminal, ED Frame, Fuseless, Current Limiting, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker
- Frame Type:
- ED
- Size:
- 3 Inch Width x 4.56 Inch Depth x 9.58 Inch Height
- Country of Origin:
- Mexico
MSRP $9,455.00Surplus $1,152.64 -
Siemens CED63B070 Molded Case Breakers (MCCBs) 3P 70A 600V
MSRP $9,455.00Surplus $1,049.93SKU: C15-6168 Brand: Siemens MPN: CED63B070 UPC: 78364321072 Shipping Weight: 5.70 lbs. Shipping Height: 4.00 In. Shipping Length: 10.00 In. Shipping Width: 6.00 In...- SKU:
- C15-6168
- TS PIK:
- 115704601
- Maximum AC Voltage Rating:
- 600 V
- Installation/Operator:
- SiemensAG_00223_INST.pdf
- Size:
- 3 Inch Width x 4.56 Inch Depth x 9.58 Inch Height
- Maximum DC Voltage Rating:
- 500 V
- Type:
- Molded Case, Thermal Magnetic, Fuseless Current Limiting
- Number of Poles:
- 3
- Terminal Type:
- Load Lug
- Current Rating:
- 70 A
- Catalog:
- SiemensAG_01698_17_78-17_80_CAT.pdf
- Interrupting Rating:
- 200 kA at 240/480 VAC, 100 kA at 600 VAC, 50 kA at 500 VDC (UL/CSA)
- Frame Type:
- ED
- Series:
- CED6
- Voltage Rating:
- 600 VAC, 500 VDC
- Short Description:
- 600 VAC, 500 VDC, 70 A at 40 Deg C, 200 kA at 480 VAC, 3-Pole, 10 to 1/0 AWG Copper/Aluminum, Load Lug Terminal, ED Frame, Fuseless, Current Limiting, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker
- Country of Origin:
- Mexico
- Approval:
- UL 489, CSA C22.2, IEC 947
MSRP $9,455.00Surplus $1,049.93 -
Siemens CED63B100 Molded Case Breakers (MCCBs)
MSRP $9,455.00Surplus $751.49SKU: C15-7679 Brand: Siemens MPN: CED63B100 UPC: 78364321075 Shipping Weight: 5.75 lbs. Shipping Height: 6.00 In. Shipping Length: 10.00 In. Shipping Width: 6.00 In...- SKU:
- C15-7679
- TS PIK:
- 106248949
- Current Rating:
- 100 A
- Short Description:
- 600 VAC, 500 VDC, 100 A at 40 Deg C, 200 kA at 480 VAC, 3-Pole, 10 to 1/0 AWG Copper/Aluminum, Load Lug Terminal, ED Frame, Fuseless, Current Limiting, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker
- Number of Poles:
- 3
- Voltage Rating:
- 600 VAC, 500 VDC
- Series:
- CED6
- Interrupting Rating:
- 200 kA at 240/480 VAC (UL/CSA), 100 kA at 600 VAC (UL/CSA), 50 kA at 500 VDC (UL/CSA)
- Frame Type:
- ED
- Terminal Type:
- Load Lug
- Size:
- 3 Inch Width x 4.56 Inch Depth x 9.58 Inch Height
- Type:
- Thermal Magnetic, Fuseless Current Limiting
- Installation/Operator:
- SiemensAG_00223_INST.pdf
- Catalog:
- SiemensAG_01698_17_78-17_80_CAT.pdf
- Country of Origin:
- Mexico
MSRP $9,455.00Surplus $751.49 -
Siemens CJD63B225 Molded Case Breakers (MCCBs)
MSRP $21,295.00Surplus $3,777.01SKU: C15-7413 Brand: Siemens MPN: CJD63B225 UPC: 78364321357 Shipping Weight: 33.00 lbs. Shipping Height: 7.00 In. Shipping Length: 20.00 In. Shipping Width: 10.00 In...- SKU:
- C15-7413
- TS PIK:
- 115555222
- Short Description:
- BRKR CJD6 3P 600V 225A
- Country of Origin:
- Mexico
MSRP $21,295.00Surplus $3,777.01 -
Siemens CMD63B500 Molded Case Breakers (MCCBs)
MSRP $24,651.00Surplus $2,865.11SKU: C15-8758 Brand: Siemens MPN: CMD63B500 UPC: Shipping Weight: 64.30 lbs. Shipping Height: 11.00 In. Shipping Length: 16.00 In. Shipping Width: 10.00 In. Product...- SKU:
- C15-8758
MSRP $24,651.00Surplus $2,865.11 -
Siemens CQD2100 Din Rail Mounted Circuit Breakers EA
MSRP $1,200.00Surplus $348.79SKU: C15-10371 Brand: Siemens MPN: CQD2100 UPC: 78364327772 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10371
- TS PIK:
- 115555343
- Country of Origin:
- Mexico
MSRP $1,200.00Surplus $348.79 -
Siemens CQD3100 Din Rail Mounted Circuit Breakers
MSRP $1,603.00Surplus $171.15SKU: C15-7414 Brand: Siemens MPN: CQD3100 UPC: 78364327785 Shipping Weight: 2.10 lbs. Shipping Height: 4.00 In. Shipping Length: 6.00 In. Shipping Width: 4.00 In...- SKU:
- C15-7414
- Type:
- Thermal Magnetic
- Series:
- CQD
- Voltage Rating:
- 277/480 VAC
- Mounting:
- DIN Rail
- Short Description:
- 480 VAC Star/277 VAC, 100 A, 14 kA, 3-Pole, 8 to 1 AWG Copper/6 to 1/0 AWG Aluminum, Load Lug Terminal, DIN Rail Mount, CQD Frame, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker
- Current Rating:
- 100 A
- Wire Size:
- 8 to 1 AWG (Copper), 6 to 1/0 AWG (Aluminum)
- Terminal Type:
- Lug
- Size:
- 3 Inch Width x 2.88 Inch Depth x 4.9 Inch Height
- Interrupting Rating:
- 65 kA at 240 VAC, 14 kA at 480 Star/277 VAC (UL)
- Number of Poles:
- 3
- Catalog:
- SiemensAG_01698_17_1_17_11_CAT.pdf
- Approval:
- UL
- Country of Origin:
- Mexico
MSRP $1,603.00Surplus $171.15 -
Siemens CQD315 Din Rail Mounted Circuit Breakers EA
MSRP $1,000.00Surplus $308.15SKU: C15-10377 Brand: Siemens MPN: CQD315 UPC: 78364327773 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10377
- TS PIK:
- 115555357
- Type:
- Molded Case, Thermal and Fixed Magnetic
- Terminal Type:
- Load Lug
- Series:
- CQD
- Interrupting Rating:
- 65 kA at 240 VAC, 14 kA at 480 Star/277 VAC (UL)
- Short Description:
- 480 VAC Star/277 VAC, 15 A, 14 kA, 3-Pole, 14 to 6 AWG Copper/12 to 6 AWG Aluminum, Load Lug Terminal, DIN Rail Mount, CQD Frame, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker
- Mounting:
- Cable In, Cable Out, DIN Rail
- Country of Origin:
- Mexico
- Voltage Rating:
- 480 Star/277 VAC at 50/60 Hz (UL)
- Current Rating:
- 15 A
- Number of Poles:
- 3
- Wire Size:
- 14 to 6 AWG (Copper), 12 to 6 AWG (Aluminum)
- Size:
- 3 Inch W x 2.88 Inch D x 4.9 Inch H
- Catalog:
- SiemensAG_01698_17_1_17_11_CAT.pdf
- Approval:
- UL
MSRP $1,000.00Surplus $308.15 -
Siemens CQD330 Din Rail Mounted Circuit Breakers EA
MSRP $1,300.00Surplus $396.44SKU: C15-10379 Brand: Siemens MPN: CQD330 UPC: 78364327776 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10379
- TS PIK:
- 115555360
- Country of Origin:
- Mexico
- Terminal Type:
- Load Lug
- Number of Poles:
- 3
- Type:
- Molded Case, Thermal and Fixed Magnetic
- Mounting:
- Cable In, Cable Out, DIN Rail
- Interrupting Rating:
- 65 kA at 240 VAC, 14 kA at 480 Star/277 VAC (UL)
- Catalog:
- SiemensAG_01698_17_1_17_11_CAT.pdf
- Voltage Rating:
- 480 Star/277 VAC at 50/60 Hz (UL)
- Size:
- 3 Inch W x 2.88 Inch D x 4.9 Inch H
- Approval:
- UL
- Wire Size:
- 14 to 6 AWG (Copper), 12 to 6 AWG (Aluminum)
- Current Rating:
- 30 A
- Series:
- CQD
- Short Description:
- 480 VAC Star/277 VAC, 30 A, 14 kA, 3-Pole, 14 to 6 AWG Copper/12 to 6 AWG Aluminum, Load Lug Terminal, DIN Rail Mount, CQD Frame, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker
MSRP $1,300.00Surplus $396.44 -
Siemens CQD390 Din Rail Mounted Circuit Breakers EA
MSRP $1,300.00Surplus $388.28SKU: C15-10384 Brand: Siemens MPN: CQD390 UPC: 78364327784 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10384
- TS PIK:
- 115555368
- Series:
- CQD
- Type:
- Thermal and Fixed Magnetic Trip
- Number of Poles:
- 3
- Country of Origin:
- Mexico
- Short Description:
- 277/480 VAC 50/60 Hz, 90 A, 14 kA, 3-Pole, CQD Frame, Thermal and Fixed Magnetic Trip, Circuit Breaker
- Catalog:
- SiemensAG_17163_5_31_CAT.pdf
- Voltage Rating:
- 277/480 VAC 50/60 Hertz
- Current Rating:
- 90 A
- Interrupting Rating:
- 14 kA
- Size:
- 3 Inch Width x 2.87 Inch Depth
- Data Sheet:
- SiemensAG_19259_1_DATA.pdf
- Frame Type:
- CQD
- Maximum AC Voltage Rating:
- 480 V
MSRP $1,300.00Surplus $388.28 -
Siemens D130 Miniature Circuit Breakers (MCBs) 1P 30A
MSRP $45.50Surplus $11.76Siemens D130 Miniature Circuit Breakers (MCBs) 1P 30A​ ARCA SKU: C15-6347 Brand: Siemens MPN: D130 UPC: 66264363190 Shipping Weight: 0.45 lbs. Shipping Height: 5.00 In. Shipping...- SKU:
- C15-6347
- TS PIK:
- 110611689
- Voltage Rating:
- 115 VAC 1-Phase
- Short Description:
- 1/40 HP, 115 VAC 60 Hz 1-Phase, 1 A, 4-Pole, 1550 RPM, 1-Speed, Steel Frame, Class B Insulation, Extended Stud Mount, Clockwise Shaft End, Sleeve Drive End Bearing, Flat Shaft, Shaded Pole, OAO, HVAC/R Motor
- Data Sheet:
- RegalRexnordCorp-Link-Fasco_00320_1_2_DATA.pdf
- Mounting:
- Extended Stud
- CAD Drawings:
- RegalRexnordCorp-Link-Fasco_00836_1_2_CAD.pdf
- Installation/Operator:
- RegalRexnordCorp-Link-Fasco_00001_INST.pdf
- Number of Poles:
- 1
- Country of Origin:
- Mexico
MSRP $45.50Surplus $11.76 -
Siemens E22B020 Molded Case Breakers (MCCBs)
MSRP $157.90Surplus $37.25Siemens E22B020 Molded Case Breakers (MCCBs)​ ARCA SKU: E30-8850 Brand: Siemens MPN: E22B020 UPC: Shipping Weight: 2.05 lbs. Shipping Height: 3.00 In. Shipping Length: 7...- SKU:
- E30-8850
MSRP $157.90Surplus $37.25 -
Siemens E2RHV9 Circuit Breaker Accessories EA
MSRP $582.00Surplus $126.08Siemens E2RHV9 Circuit Breaker Accessories EA​ ARCA SKU: C15-6207 Brand: Siemens MPN: E2RHV9 UPC: Shipping Weight: 6.50 lbs. Shipping Height: 5.00 In. Shipping...- SKU:
- C15-6207
- Country of Origin:
- Mexico
- Catalog:
- SiemensAG_09175_17_129_CAT.pdf
- Type:
- Low Vage, Variable Depth Through Door
- Installation/Operator:
- SiemensAG_00679_INST.pdf
- Short Description:
- BREAKER ED VAR DEPTH THROUGH DOOR OPER
MSRP $582.00Surplus $126.08 -
Siemens E42B020 Molded Case Breakers (MCCBs)
MSRP $350.00Surplus $81.51Siemens E42B020 Molded Case Breakers (MCCBs)​ ARCA SKU: C15-8766 Brand: Siemens MPN: E42B020 UPC: Shipping Weight: 2.40 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-8766
MSRP $350.00Surplus $81.51 -
Siemens E43B015 Molded Case Breakers (MCCBs)
MSRP $400.00Surplus $96.05Siemens E43B015 Molded Case Breakers (MCCBs)​ ARCA SKU: C15-8755 Brand: Siemens MPN: E43B015 UPC: Shipping Weight: 3.60 lbs. Shipping Height: 4.00 In. Shipping Length: 7...- SKU:
- C15-8755
MSRP $400.00Surplus $96.05 -
Siemens E63A002 Molded Case Breakers (MCCBs)
MSRP $1,000.00Surplus $132.84SKU: C15-8759 Brand: Siemens MPN: E63A002 UPC: Shipping Weight: 3.60 lbs. Shipping Height: 5.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In. Product...- SKU:
- C15-8759
MSRP $1,000.00Surplus $132.84 -
Siemens E63B035L Molded Case Breakers (MCCBs)
MSRP $10,498.00Surplus $1,060.60SKU: C15-8760 Brand: Siemens MPN: E63B035L UPC: Shipping Weight: 3.40 lbs. Shipping Height: 4.00 In. Shipping Length: 7.00 In. Shipping Width: 5.00 In. Product...- SKU:
- C15-8760
MSRP $10,498.00Surplus $1,060.60 -
Siemens E63B060 Molded Case Breakers (MCCBs)
MSRP $350.00Surplus $98.37Siemens E63B060 Molded Case Breakers (MCCBs)​ ARCA SKU: C15-8761 Brand: Siemens MPN: E63B060 UPC: Shipping Weight: 3.40 lbs. Shipping Height: 4.00 In. Shipping Length: 7...- SKU:
- C15-8761
MSRP $350.00Surplus $98.37 -
Siemens ECINSGB14 Circuit Breaker Accessories EA
MSRP $74.00Surplus $26.73Siemens ECINSGB14 Circuit Breaker Accessories EA​ ARCA SKU: C15-6171 Brand: Siemens MPN: ECINSGB14 UPC: 78364345248 Shipping Weight: 0.35 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-6171
- Short Description:
- 110" D, 14-Position, Load Center Ground Bar Kit
- Used On:
- Load Center
- Data Sheet:
- SiemensAG_01632_1_DATA.pdf
- Country of Origin:
- Mexico
MSRP $74.00Surplus $26.73