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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Siemens NGB2B060B Miniature Circuit Breakers (MCBs) EA
MSRP $1,600.00Surplus $502.42SKU: C15-10506 Brand: Siemens MPN: NGB2B060B UPC: 78364341418 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10506
- TS PIK:
- 121460469
- Country of Origin:
- Mexico
MSRP $1,600.00Surplus $502.42 -
Siemens NGB2B070B Miniature Circuit Breakers (MCBs) EA
MSRP $2,000.00Surplus $601.70SKU: C15-10507 Brand: Siemens MPN: NGB2B070B UPC: 78364341419 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10507
- TS PIK:
- 121460470
- Country of Origin:
- Mexico
MSRP $2,000.00Surplus $601.70 -
Siemens NGB2B080B Miniature Circuit Breakers (MCBs) EA
MSRP $2,148.00Surplus $634.85SKU: C15-10508 Brand: Siemens MPN: NGB2B080B UPC: 78364341420 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10508
- TS PIK:
- 121460471
- Country of Origin:
- Mexico
MSRP $2,148.00Surplus $634.85 -
Siemens NGB2B100B Miniature Circuit Breakers (MCBs) EA
MSRP $2,000.00Surplus $590.42SKU: C15-10510 Brand: Siemens MPN: NGB2B100B UPC: 78364341422 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10510
- TS PIK:
- 121460473
- Country of Origin:
- Mexico
MSRP $2,000.00Surplus $590.42 -
Siemens NGB2B125B Miniature Circuit Breakers (MCBs) EA
MSRP $4,100.00Surplus $1,242.42SKU: C15-10511 Brand: Siemens MPN: NGB2B125B UPC: 78364341424 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10511
- TS PIK:
- 121460475
- Country of Origin:
- Mexico
MSRP $4,100.00Surplus $1,242.42 -
Siemens NGB3B015B Miniature Circuit Breakers (MCBs) EA
MSRP $2,000.00Surplus $763.67SKU: C15-10512 Brand: Siemens MPN: NGB3B015B UPC: 78364341425 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10512
- TS PIK:
- 121449814
- Country of Origin:
- Mexico
MSRP $2,000.00Surplus $763.67 -
Siemens NGB3B020B Molded Case Breakers (MCCBs) 3P 20A EA
MSRP $1,771.00Surplus $234.17Siemens NGB3B020B Molded Case Breakers (MCCBs) 3P 20A EA​ ARCA SKU: C15-8483 Brand: Siemens MPN: NGB3B020B UPC: 78364341426 Shipping Weight: 2.10 lbs. Shipping Height: 3.00 In...- SKU:
- C15-8483
- TS PIK:
- 21260641
- Country of Origin:
- Mexico
MSRP $1,771.00Surplus $234.17 -
Contact Us For Quote
Siemens NGB3B025 Molded Case Breakers (MCCBs) NGB 3P 25A 480V 50/60Hz 3Ph
MSRP $1,650.00Surplus $457.68Siemens NGB3B025 Molded Case Breakers (MCCBs) NGB 3P 25A 480V 50/60Hz 3Ph​ ARCA SKU: C15-4005 Brand: Siemens MPN: NGB3B025 UPC: 783643553415 Shipping Weight: 2.15 Shipping Height: 3.00 In...- SKU:
- C15-4005
- Series:
- NGB
- Type:
- Branch
- Type:
- Molded Case
- Type:
- Thermal and Fixed Magnetic
- Approval:
- UL 489
- Volts:
- 240 VAC
- Volts:
- 480 Star/347 VAC
- Volts:
- 600 Star/347 VAC at 50/60 Hz (UL)
- Amps:
- 32 A
- Used On:
- P1/P2/P3/P4/P5 Panelboard
- Poles:
- 3
- Interrupting Rating:
- 100 kA at 240 VAC
- Interrupting Rating:
- 25 kA at 480 Star/347 VAC
- Interrupting Rating:
- 14 kA at 600 Star/347 VAC (UL)
- Application:
- Lighting
- Application:
- Distribution
- Installation:
- Bolt-On
- Short Description:
- 240/480/600/347 VAC 50/60 Hz, 125/250 VDC, 25 A, 100 kA, 3-Pole, Molded Case, Thermal Magnetic Trip Unit
- Catalog:
- SiemensAG_01830_1-5_CAT.pdf
MSRP $1,650.00Surplus $457.68 -
Siemens NGB3B025B Miniature Circuit Breakers (MCBs) 3P 25A
MSRP $1,624.00Surplus $681.18Siemens NGB3B025B Miniature Circuit Breakers (MCBs) 3P 25A​ ARCA SKU: C15-7627 Brand: Siemens MPN: NGB3B025B UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-7627
- Country of Origin:
- Mexico
MSRP $1,624.00Surplus $681.18 -
Siemens NGB3B040B Miniature Circuit Breakers (MCBs) EA
MSRP $2,000.00Surplus $664.12SKU: C15-10513 Brand: Siemens MPN: NGB3B040B UPC: 78364341430 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10513
- TS PIK:
- 121460478
- Country of Origin:
- Mexico
MSRP $2,000.00Surplus $664.12 -
Siemens NGB3B050B Miniature Circuit Breakers (MCBs)
MSRP $2,125.00Surplus $389.82SKU: C15-8484 Brand: Siemens MPN: NGB3B050B UPC: 78312609982 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-8484
- TS PIK:
- 21331993
- Series:
- NGB
- Type:
- Branch, Molded Case, Thermal and Fixed Magnetic
- Number of Poles:
- 3
- Short Description:
- 600 VAC Star/347 VAC, 50 A, 14 kA, 3-Pole, Molded Case, Branch, Thermal Magnetic, Panelboard Circuit Breaker
- Current Rating:
- 50 A
- Interrupting Rating:
- 100 kA at 240 VAC, 25 kA at 480 Star/347 VAC, 14 kA at 600 Star/347 VAC (UL)
- Voltage Rating:
- 240 VAC, 480 Star/347 VAC, 600 Star/347 VAC at 50/60 Hz (UL)
- Used On:
- P1/P2/P3/P4/P5 Panelboard
- Country of Origin:
- Mexico
MSRP $2,125.00Surplus $389.82 -
Siemens NGB3B070B Miniature Circuit Breakers (MCBs) EA
MSRP $2,400.00Surplus $882.27SKU: C15-10514 Brand: Siemens MPN: NGB3B070B UPC: 78364341434 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10514
- TS PIK:
- 121460481
- Country of Origin:
- Mexico
MSRP $2,400.00Surplus $882.27 -
Siemens NGB3B080B Miniature Circuit Breakers (MCBs) EA
MSRP $2,400.00Surplus $781.45SKU: C15-10515 Brand: Siemens MPN: NGB3B080B UPC: 78364341435 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10515
- TS PIK:
- 121449818
- Country of Origin:
- Mexico
MSRP $2,400.00Surplus $781.45 -
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Siemens NGB3B090 Miniature Circuit Breakers (MCBs)
MSRP $1,907.00Surplus $655.81SKU: C15-7493 Brand: Siemens MPN: NGB3B090 UPC: 78364355350 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-7493
- TS PIK:
- 121460696
- Short Description:
- BRKR NGB 90A 3P 480Y 25K NO LUG
MSRP $1,907.00Surplus $655.81 -
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Siemens NGB3B090B Miniature Circuit Breakers (MCBs)
MSRP $1,907.00Surplus $392.35SKU: C15-7628 Brand: Siemens MPN: NGB3B090B UPC: 78364341436 Shipping Weight: 2.65 lbs. Shipping Height: 5.00 In. Shipping Length: 3.00 In. Shipping Width: 2.71 In...- SKU:
- C15-7628
- Country of Origin:
- Mexico
MSRP $1,907.00Surplus $392.35 -
Contact Us For Quote
Siemens NGB3B100 Miniature Circuit Breakers (MCBs) 3P 100A
MSRP $1,907.00Surplus $686.52Siemens NGB3B100 Miniature Circuit Breakers (MCBs) 3P 100A​ ARCA SKU: C15-7629 Brand: Siemens MPN: NGB3B100 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-7629
MSRP $1,907.00Surplus $686.52 -
Siemens NGB3B100B Miniature Circuit Breakers (MCBs) EA
MSRP $2,400.00Surplus $761.54SKU: C15-10516 Brand: Siemens MPN: NGB3B100B UPC: 78364341437 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-10516
- TS PIK:
- 121460483
- Country of Origin:
- Mexico
MSRP $2,400.00Surplus $761.54 -
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Siemens NGB3B125 Miniature Circuit Breakers (MCBs) 3P 125A 600V 50/60Hz 3Ph
MSRP $2,780.00Surplus $881.64SKU: C15-2438 Brand: Siemens MPN: NGB3B125 UPC: 783643553538 Shipping Weight: 2.58 lbs. Shipping Height: 4.00 In. Shipping Length: 7.00 In. Shipping Width: 5.00 In...- SKU:
- C15-2438
- Series:
- NGB
- Type:
- Branch
- Type:
- Molded Case
- Type:
- Thermal and Fixed Magnetic
- Approval:
- UL 489
- Volts:
- 240 VAC
- Volts:
- 480 Star/347 VAC
- Volts:
- 600 Star/347 VAC at 50/60 Hz (UL)
- Amps:
- 32 A
- Used On:
- P1/P2/P3/P4/P5 Panelboard
- Poles:
- 3
- Interrupting Rating:
- 100 kA at 240 VAC
- Interrupting Rating:
- 25 kA at 480 Star/347 VAC
- Interrupting Rating:
- 14 kA at 600 Star/347 VAC (UL)
- Application:
- Lighting
- Application:
- Distribution
- Installation:
- Bolt-On
- Short Description:
- 240/480/600/347 VAC 50/60 Hz, 125/250 VDC, 125 A, 100 kA, 3-Pole, Molded Case, Thermal Magnetic Trip Unit
- Catalog:
- SiemensAG_01830_1-5_CAT.pdf
MSRP $2,780.00Surplus $881.64 -
Siemens NGB3B125B Miniature Circuit Breakers (MCBs) 3P 125A
MSRP $4,160.00Surplus $650.37SKU: C15-7630 Brand: Siemens MPN: NGB3B125B UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-7630
- Country of Origin:
- Mexico
MSRP $4,160.00Surplus $650.37 -
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Siemens NMX3B800 Molded Case Breakers (MCCBs)
MSRP $22,103.00Surplus $5,960.56SKU: C15-7631 Brand: Siemens MPN: NMX3B800 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-7631
MSRP $22,103.00Surplus $5,960.56
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