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.
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Air Circuit Breakers (ACBs)
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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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Circuit Breaker Accessories
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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Siemens HGB2B080B Molded Case Breakers (MCCBs) EA
MSRP $2,400.00Surplus $664.09SKU: C15-10423 Brand: Siemens MPN: HGB2B080B UPC: 88762121971 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10423
- TS PIK:
- 125309208
- Country of Origin:
- Mexico
MSRP $2,400.00Surplus $664.09 -
Siemens HGB2B090B Molded Case Breakers (MCCBs) EA
MSRP $2,400.00Surplus $664.09SKU: C15-10424 Brand: Siemens MPN: HGB2B090B UPC: 88762121972 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10424
- TS PIK:
- 125309209
- Country of Origin:
- Mexico
MSRP $2,400.00Surplus $664.09 -
Siemens HGB2B100B Molded Case Breakers (MCCBs) EA
MSRP $2,400.00Surplus $664.09SKU: C15-10425 Brand: Siemens MPN: HGB2B100B UPC: 88762121973 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10425
- TS PIK:
- 125309210
- Number of Poles:
- 2
- Type:
- Low Vage
- Catalog:
- SiemensAG_00564_7_3-7_5_7_33_CAT.pdf
- Current Rating:
- 100 A
- Country of Origin:
- Mexico
- Short Description:
- 240/480 Star/277 VAC, 125/250 VDC, 100 A, 100 kA, 2-Pole, Molded Case, Thermal Magnetic Trip Unit, Panelboard Circuit Breaker
MSRP $2,400.00Surplus $664.09 -
Siemens HGB2B125B Molded Case Breakers (MCCBs) EA
MSRP $4,500.00Surplus $1,240.09SKU: C15-10426 Brand: Siemens MPN: HGB2B125B UPC: 88762121975 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10426
- TS PIK:
- 125309212
- Country of Origin:
- Mexico
MSRP $4,500.00Surplus $1,240.09 -
Siemens HGB3B015B Molded Case Breakers (MCCBs) EA
MSRP $2,600.00Surplus $781.79SKU: C15-10427 Brand: Siemens MPN: HGB3B015B UPC: 88762121976 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10427
- TS PIK:
- 125309213
- Type:
- Molded Case, Low Vage, Thermal and Fixed Magnetic, High Breaking Capacity
- Interrupting Rating:
- 14 kA at 600 Star/347 VAC
- Number of Poles:
- 3
- Catalog:
- SiemensAG_01796_7_7_7_33_CAT.pdf
- Voltage Rating:
- 600 Star/347 VAC 50/60 Hertz
- Current Rating:
- 15 A
- Country of Origin:
- Mexico
MSRP $2,600.00Surplus $781.79 -
Siemens HGB3B060B Molded Case Breakers (MCCBs) EA
MSRP $2,600.00Surplus $781.79SKU: C15-10432 Brand: Siemens MPN: HGB3B060B UPC: 88762121984 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10432
- TS PIK:
- 125309221
- Interrupting Rating:
- 14 kA at 600 Star/347 VAC
- Type:
- Molded Case, Low Vage, Thermal and Fixed Magnetic, High Breaking Capacity
- Number of Poles:
- 3
- Current Rating:
- 60 A
- Voltage Rating:
- 600 Star/347 VAC 50/60 Hertz
- Country of Origin:
- Mexico
- Catalog:
- SiemensAG_01796_7_7_7_33_CAT.pdf
MSRP $2,600.00Surplus $781.79 -
Siemens HGB3B080B Molded Case Breakers (MCCBs) EA
MSRP $3,000.00Surplus $836.98SKU: C15-10433 Brand: Siemens MPN: HGB3B080B UPC: 88762121986 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10433
- TS PIK:
- 125309223
- Catalog:
- SiemensAG_01796_7_7_7_33_CAT.pdf
- Type:
- Molded Case, Low Vage, Thermal and Fixed Magnetic, High Breaking Capacity
- Number of Poles:
- 3
- Interrupting Rating:
- 14 kA at 600 Star/347 VAC
- Voltage Rating:
- 600 Star/347 VAC 50/60 Hertz
- Country of Origin:
- Mexico
- Current Rating:
- 80 A
MSRP $3,000.00Surplus $836.98 -
Siemens HGB3B090B Molded Case Breakers (MCCBs) EA
MSRP $2,990.00Surplus $834.78SKU: C15-10434 Brand: Siemens MPN: HGB3B090B UPC: 88762121987 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10434
- TS PIK:
- 125309224
- Country of Origin:
- Mexico
MSRP $2,990.00Surplus $834.78 -
Siemens HGB3B100B Molded Case Breakers (MCCBs) EA
MSRP $3,000.00Surplus $836.98SKU: C15-10435 Brand: Siemens MPN: HGB3B100B UPC: 88762121988 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10435
- TS PIK:
- 125309225
- Interrupting Rating:
- 14 kA at 600 Star/347 VAC
- Catalog:
- SiemensAG_01796_7_7_7_33_CAT.pdf
- Current Rating:
- 100 A
- Number of Poles:
- 3
- Voltage Rating:
- 600 Star/347 VAC 50/60 Hertz
- Type:
- Molded Case, Low Vage, Thermal and Fixed Magnetic, High Breaking Capacity
- Country of Origin:
- Mexico
MSRP $3,000.00Surplus $836.98 -
Siemens HGB3B125B Molded Case Breakers (MCCBs) EA
MSRP $6,000.00Surplus $1,614.50SKU: C15-10436 Brand: Siemens MPN: HGB3B125B UPC: 88762121990 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10436
- TS PIK:
- 125309227
- Catalog:
- SiemensAG_10807_1-5_CAT.pdf
- Country of Origin:
- Mexico
- Type:
- Molded Case, Low Vage, Thermal and Fixed Magnetic, High Breaking Capacity
- Number of Poles:
- 3
- Interrupting Rating:
- 14 kA at 600 Star/347 VAC
- Voltage Rating:
- 600 Star/347 VAC 50/60 Hertz
- Short Description:
- 240/480 Star/277/600 Star/347 VAC 50/60 Hz, 125/250 VDC, 125 A, 100 kA Interrupt, 3-Pole, Molded Case, Low Vage, Thermal and Fixed Magnetic, High Breaking Capacity, Panelboard Circuit Breaker
- Current Rating:
- 125 A
MSRP $6,000.00Surplus $1,614.50 -
Siemens HHED63B050 Molded Case Breakers (MCCBs)
MSRP $3,679.00Surplus $552.62SKU: C15-7460 Brand: Siemens MPN: HHED63B050 UPC: 78364330809 Shipping Weight: 3.95 lbs. Shipping Height: 4.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In...- SKU:
- C15-7460
- TS PIK:
- 115459918
- Type:
- Molded Case, Thermal and Fixed Magnetic
- Installation/Operator:
- SiemensAG_00313_INST.pdf
- Voltage Rating:
- 600 VAC at 50/60 Hz (UL)
- Catalog:
- SiemensAG_01698_17_78-17_80_CAT.pdf
- Series:
- HHED6
- Number of Poles:
- 3
- Terminal Type:
- Load Lug
- Size:
- 3 Inch W x 4.56 Inch D x 6.53 Inch H
- Interrupting Rating:
- 100 kA at 240 VAC, 65 kA at 480 VAC, 18 kA at 600 VAC (UL)
- Short Description:
- 600 VAC, 50 A at 40 Deg C, 65 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
- Current Rating:
- 50 A
- Country of Origin:
- Mexico
MSRP $3,679.00Surplus $552.62 -
Siemens HHFXD63B225L Molded Case Breakers (MCCBs)
MSRP $17,281.00Surplus $4,642.48SKU: C15-7659 Brand: Siemens MPN: HHFXD63B225L UPC: 78364308462 Shipping Weight: 9.30 lbs. Shipping Height: 7.00 In. Shipping Length: 11.00 In. Shipping Width: 6.00...- SKU:
- C15-7659
- TS PIK:
- 115558453
- Number of Poles:
- 3
- Type:
- Molded Case, Low Vage, Thermal Magnetic, Extra High Breaking Capacity, Extra High Interrupting
- Catalog:
- SiemensAG_09175_17_4_17_81_CAT.pdf
- Installation/Operator:
- SiemensAG_00590_INST.pdf
- Voltage Rating:
- 600 VAC 50/60 Hertz
- Current Rating:
- 225 A
- Size:
- 4.5 Inch Width x 4 Inch Depth x 9 Inch Height
- Maximum AC Voltage Rating:
- 600 V
- Frame Type:
- FD
- Interrupting Rating:
- 25 kA at 600 VAC
- Terminal Type:
- Line and Load Lug
- Short Description:
- BRKR HHFD6 3P 600V 225A FX LUG
- Country of Origin:
- Mexico
MSRP $17,281.00Surplus $4,642.48 -
Siemens HHLD63B600 Molded Case Breakers (MCCBs)
MSRP $26,974.00Surplus $2,659.47SKU: C15-7519 Brand: Siemens MPN: HHLD63B600 UPC: 78364300836 Shipping Weight: 19.80 lbs. Shipping Height: 6.00 In. Shipping Length: 14.00 In. Shipping Width: 12.00...- SKU:
- C15-7519
- TS PIK:
- 120632079
- Short Description:
- 600 VAC, 600 A at 40 Deg C, 100 kA at 480 VAC, 3-Pole, 3/0 AWG to 500 KCMIL Copper/4/0 AWG to 500 KCMIL Aluminum, Line/Load Lug Terminal, LD Frame, Thermal Magnetic Trip Unit, Interchangeable Trip, Molded Case Circuit Breaker
- Frame Type:
- LD
- Current Rating:
- 600 A
- Number of Poles:
- 3
- Series:
- HHLD6
- Interrupting Rating:
- 200 kA at 240 VAC (UL 489), 100 kA at 480 VAC (UL 489), 50 kA at 600 VAC (UL 489)
- Size:
- 7.5 Inch Width x 5.44 Inch Depth x 11 Inch Height
- Maximum AC Voltage Rating:
- 600 V
- Type:
- Molded Case, Thermal Magnetic
- Voltage Rating:
- 600 VAC
- Terminal Type:
- Line/Load Lug
- Catalog:
- SiemensAG_00564_7_3-7_5_7_123_7_145_CAT.pdf
- Country of Origin:
- Mexico
MSRP $26,974.00Surplus $2,659.47 -
Siemens HJD63B225 Molded Case Breakers (MCCBs)
MSRP $17,791.00Surplus $3,085.97SKU: E30-11704 Brand: Siemens MPN: HJD63B225 UPC: 78364321337 Shipping Weight: 19.15 lbs. Shipping Height: 6.00 In. Shipping Length: 15.00 In. Shipping Width: 9.00 In...- SKU:
- E30-11704
- TS PIK:
- 115459686
- Voltage Rating:
- 600 VAC 50/60 Hertz
- Series:
- HHJD6
- Interrupting Rating:
- 200 kA at 240 VAC, 100 kA at 480 VAC, 50 kA at 600 VAC (UL 489)
- Frame Type:
- JD
- Catalog:
- SiemensAG_00564_7_118_7_119_CAT.pdf
- Current Rating:
- 225 A
- Type:
- Molded Case, Thermal Magnetic
- Size:
- 7.5 Inch Width x 4 Inch Depth x 11 Inch Height
- Maximum AC Voltage Rating:
- 600 V
- Terminal Type:
- Line/Load Lug
- Number of Poles:
- 3
- Short Description:
- 600 VAC, 500 VDC, 225 A at 40 Deg C, 65 kA at 480 VAC, 3-Pole, 3/0 AWG to 500 KCMIL Copper/4/0 AWG to 500 KCMIL Aluminum, Line/Load Lug Terminal, JD Frame, Thermal Magnetic Trip Unit, Interchangeable Trip, Molded Case Circuit Breaker
- Country of Origin:
- Mexico
MSRP $17,791.00Surplus $3,085.97 -
Siemens HJXD63B200 Molded Case Breakers (MCCBs) EA
MSRP $20,533.00Surplus $5,687.90SKU: C15-10441 Brand: Siemens MPN: HJXD63B200 UPC: 78364332019 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10441
- TS PIK:
- 115558533
- Country of Origin:
- Mexico
MSRP $20,533.00Surplus $5,687.90 -
Siemens HJXD63B300 Molded Case Breakers (MCCBs)
MSRP $15,854.00Surplus $2,185.19SKU: C15-7461 Brand: Siemens MPN: HJXD63B300 UPC: 78364331490 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-7461
- TS PIK:
- 115558542
- Short Description:
- 600 VAC, 300 A at 40 Deg C, 65 kA at 480 VAC, 3-Pole, JD Frame, Thermal Magnetic Trip Unit, Non-Interchangeable Trip, Molded Case Circuit Breaker
- Catalog:
- SiemensAG_00564_7_188_CAT.pdf
- Current Rating:
- 300 A
- Series:
- HJXD6
- Number of Poles:
- 3
- Frame Type:
- JD
- Size:
- 7.5 Inch Width x 5.44 Inch Depth x 11 Inch Height
- Interrupting Rating:
- 100 kA at 240 VAC (UL 489), 65 kA at 480 VAC (UL 489), 35 kA at 600 VAC/500 VDC (UL 489), 100 kA at 220/240 VAC (IEC), 65 kA at 380/415 VAC (IEC), 42 kA at 500 VAC (IEC)
- Voltage Rating:
- 600 VAC, 500 VDC
- Country of Origin:
- Mexico
MSRP $15,854.00Surplus $2,185.19 -
Siemens HLD63F600 Molded Case Breakers (MCCBs)
MSRP $16,570.00Surplus $2,363.91SKU: C15-7462 Brand: Siemens MPN: HLD63F600 UPC: 78364321411 Shipping Weight: 16.55 lbs. Shipping Height: 7.00 In. Shipping Length: 13.00 In. Shipping Width: 9.00 In...- SKU:
- C15-7462
- TS PIK:
- 126674911
- Terminal Type:
- Line Lug, Load Lug
- Short Description:
- 600 VAC, 500 VDC, 250 to 600 A, 35 kA, 3-Pole, Molded Case, Thermal Magnetic, LD Frame, Circuit Breaker Frame
- Current Rating:
- 250 to 600 A
- Type:
- LD Frame
- Number of Poles:
- 3
- Catalog:
- SiemensAG_01698_17_78_17_90_CAT.pdf
- Interrupting Rating:
- 100 kA at 240 VAC, 65 kA at 480 VAC, 35 kA at 600 VAC/500 VDC (UL), 100 kA at 220/240 VAC, 65 kA at 380/415 VAC (IEC)
- Size:
- 11 Inch L x 7.5 Inch W x 4 Inch D
- Maximum DC Voltage Rating:
- 500 V
- Data Sheet:
- SiemensAG_06155_1_2_DATA.pdf
- Maximum AC Voltage Rating:
- 600 V
- Voltage Rating:
- 600 VAC at 50/60 Hz, 500 VDC
- Country of Origin:
- Mexico
MSRP $16,570.00Surplus $2,363.91 -
Siemens HLMXD63B700 Molded Case Breakers (MCCBs) EA
MSRP $27,487.00Surplus $8,005.80SKU: C15-10444 Brand: Siemens MPN: HLMXD63B700 UPC: 78364330405 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10444
- TS PIK:
- 115558588
- Country of Origin:
- Mexico
MSRP $27,487.00Surplus $8,005.80 -
Siemens HLMXD63B800 Molded Case Breakers (MCCBs)
MSRP $22,872.00Surplus $3,656.17Siemens HLMXD63B800 Molded Case Breakers (MCCBs)​ ARCA SKU: C15-7609 Brand: Siemens MPN: HLMXD63B800 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-7609
- Series:
- HLMXD6
- Frame Type:
- MD
- Number of Poles:
- 3
- Short Description:
- 600 VAC, 500 VDC, 800 A, 65 kA at 480 VAC, 3-Pole, LMD Frame, Thermal Magnetic Trip Unit, Non-Interchangeable Trip, Molded Case Circuit Breaker
- Data Sheet:
- SiemensAG_06156_1_2_DATA.pdf
- Type:
- Thermal Magnetic
- Voltage Rating:
- 600 VAC, 500 VDC
- Current Rating:
- 800 A
- Catalog:
- SiemensAG_00564_7_5_7_127_7_146_CAT.pdf
- Terminal Type:
- Not Included
- Maximum AC Voltage Rating:
- 600 V
- Maximum DC Voltage Rating:
- 500 V
- Interrupting Rating:
- 100 kA at 240 VAC (UL 489), 65 kA at 480 VAC (UL 489), 50 kA at 600 VAC/500 VDC (UL 489)
- Size:
- 7.5 Inch Width x 5.93 Inch Depth x 16 Inch Height
- Country of Origin:
- Mexico
MSRP $22,872.00Surplus $3,656.17 -
Siemens HLXD63B500 Molded Case Breakers (MCCBs) EA
MSRP $25,000.00Surplus $6,815.99SKU: C15-10445 Brand: Siemens MPN: HLXD63B500 UPC: 78364331494 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10445
- TS PIK:
- 115558594
- Data Sheet:
- SiemensAG_06155_1_2_DATA.pdf
- Frame Type:
- LD
- Voltage Rating:
- 600 VAC
- Country of Origin:
- Mexico
- Interrupting Rating:
- 35 kA
- Catalog:
- SiemensAG_00564_7_5_7_123_CAT.pdf
- Current Rating:
- 500 A
- Terminal Type:
- Not Included
- Number of Poles:
- 3
- Short Description:
- 600 VAC, 500 VDC, 500 A, 65 kA at 480 VAC, 3-Pole, LD Frame, Thermal Magnetic Trip Unit, Non-Interchangeable Trip, Molded Case Circuit Breaker
- Series:
- HLXD6-A
MSRP $25,000.00Surplus $6,815.99