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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Leviton LB250-T Other Circuit Breakers
MSRP $23.14Surplus $5.81SKU: C15-11934 Brand: Leviton MPN: LB250-T UPC: Shipping Weight: 0.70 lbs. Shipping Height: 2.00 In. Shipping Length: 4.00 In. Shipping Width: 3.00 In. Product...- SKU:
- C15-11934
- TS PIK:
- 38
- Country of Origin:
- CHN
MSRP $23.14Surplus $5.81 -
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Murray MP260 Miniature Circuit Breakers (MCBs)
Surplus $28.91Murray MP260 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6301 Brand: Murray MPN: MP260 UPC: 04089251899 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-6301
- TS PIK:
- 21029790
Surplus $28.91 -
Murray MP270 Miniature Circuit Breakers (MCBs) 2P 70A 120V
MSRP $295.20Surplus $26.71Murray MP270 Miniature Circuit Breakers (MCBs) 2P 70A 120V​ ARCA SKU: C15-6308 Brand: Murray MPN: MP270 UPC: 04089227980 Shipping Weight: 4.00 lbs. Shipping Height: 4.00 In...- SKU:
- C15-6308
- TS PIK:
- 120071984
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Type:
- Common Trip
- Voltage Rating:
- 120/240 VAC
- Interrupting Rating:
- 10 kA
- Data Sheet:
- SiemensAG_06636_1_DATA.pdf
- Short Description:
- 120/240 VAC, 70 A, 10 kA, 2-Pole, Plug-In Mount, MP-T Frame, Thermal Magnetic Trip Unit, Miniature Circuit Breaker
- Used On:
- Loadcenter
- Size:
- 2 Inch W x 3 Inch D x 3 1/8 Inch H
- Series:
- MP-T
- Number of Poles:
- 2
- Current Rating:
- 70 A
- Terminal Type:
- Load Lug
- Wire Size:
- 8 to 2/0 AWG (Copper/Aluminum)
- Mounting:
- Plug-On
- Country of Origin:
- Mexico
MSRP $295.20Surplus $26.71 -
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Murray MP3100 Miniature Circuit Breakers (MCBs) EA
MSRP $763.20Surplus $53.47SKU: C15-6331 Brand: Murray MPN: MP3100 UPC: 04089223760 Shipping Weight: 1.00 lbs. Shipping Height: 3.00 In. Shipping Length: 3.15 In. Shipping Width: 3.00 In...- SKU:
- C15-6331
- TS PIK:
- 21029187
- Short Description:
- 240 VAC, 100 A, 10 kA, 3-Pole, Plug-In Mount, MP-T Frame, Thermal Magnetic Trip Unit, Miniature Circuit Breaker
- Type:
- Common Trip
- Series:
- MP-T
- Interrupting Rating:
- 10 kA
- Mounting:
- Plug-On
- Current Rating:
- 100 A
- Used On:
- Loadcenter
- Voltage Rating:
- 240 VAC
- Wire Size:
- 8 to 2/0 AWG (Copper/Aluminum)
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- Data Sheet:
- SiemensAG_06644_1_DATA.pdf
- Size:
- 3 Inch W x 3 Inch D x 3 1/8 Inch H
- Terminal Type:
- Load Lug
- Number of Poles:
- 3
- Country of Origin:
- Mexico
MSRP $763.20Surplus $53.47 -
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Siemens 3TX4001-2A Other Auxiliary/Shunt/Trip Units/UVRs EA
MSRP $25.99Surplus $4.68Siemens 3TX4001-2A Other Auxiliary/Shunt/Trip Units/UVRs EA​ ARCA SKU: A13-1518 Brand: Siemens MPN: 3TX4001-2A UPC: 75455420270 Shipping Weight: 0.05 lbs. Shipping Height: 2.00 In...- SKU:
- A13-1518
- TS PIK:
- 21229579
MSRP $25.99Surplus $4.68 -
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Siemens 3VA5222-5EC31-0AA0 Molded Case Breakers (MCCBs)
MSRP $3,226.00Surplus $879.81SKU: C15-11508 Brand: Siemens MPN: 3VA5222-5EC31-0AA0 UPC: 80476630828 Shipping Weight: 4.50 lbs. Shipping Height: 6.00 In. Shipping Length: 10.00 In. Shipping...- SKU:
- C15-11508
- TS PIK:
- 126815674
MSRP $3,226.00Surplus $879.81 -
Siemens B330 Miniature Circuit Breakers (MCBs)
MSRP $622.00Surplus $148.32SKU: C15-6229 Brand: Siemens MPN: B330 UPC: 78364326371 Shipping Weight: 0.95 lbs. Shipping Height: 3.00 In. Shipping Length: 4.00 In. Shipping Width: 3.00 In...- SKU:
- C15-6229
- Interrupting Rating:
- 10 kA at 24 VAC
- Number of Poles:
- 3
- Type:
- Molded Case, Thermal and Fixed Magnetic, Branch, Common Trip
- Current Rating:
- 30 A
- Voltage Rating:
- 240 VAC
- Short Description:
- 240 VAC 50/60 Hz, 30 A, 10 kA, 3-Pole, BL Frame, Bolt-On, Molded Case, Thermal and Fixed Magnetic Trip, Common Trip, Panelboard Circuit Breaker
- Used On:
- P1/P2/P3/P4/P5 Panelboard
- Catalog:
- SiemensAG_01502_5_8_5_19_10_14_CAT.pdf
- Country of Origin:
- Mexico
MSRP $622.00Surplus $148.32 -
Siemens ED62B100 Molded Case Breakers (MCCBs)
MSRP $886.96Surplus $149.26Siemens ED62B100 Molded Case Breakers (MCCBs)​ ARCA SKU: E30-8853 Brand: Siemens MPN: ED62B100 UPC: Shipping Weight: 2.80 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- E30-8853
MSRP $886.96Surplus $149.26 -
Siemens FXD63B200L Molded Case Breakers (MCCBs)
MSRP $6,513.00Surplus $788.50SKU: C15-7389 Brand: Siemens MPN: FXD63B200L UPC: 78364300600 Shipping Weight: 9.30 lbs. Shipping Height: 7.00 In. Shipping Length: 11.00 In. Shipping Width: 7.00 In...- SKU:
- C15-7389
- TS PIK:
- 106247611
- Number of Poles:
- 3
- Frame Type:
- FD
- Interrupting Rating:
- 22 kA at 600 VAC, 18 kA at 500 VDC
- Current Rating:
- 200 A
- Type:
- Molded Case, Thermal Magnetic
- Installation/Operator:
- SiemensAG_00224_INST.pdf
- Series:
- FXD6-A
- Short Description:
- 600 VAC 50/60 Hz, 500 VDC, 200 A at 40 Deg C, 35 kA at 480 VAC, 3-Pole, 6 AWG to 350 MCM Copper/4 AWG to 350 MCM Aluminum, Line/Load Lug Terminal, FD Frame, Thermal Magnetic Trip Unit, Non-Interchangeable Trip, Molded Case Circuit Breaker
- Catalog:
- SiemensAG_01698_17_78_17_82_17_110_17_111_CAT.pdf
- Voltage Rating:
- 600 VAC at 50/60 Hz, 500 VDC
- Size:
- 4.5 Inch W x 5.25 Inch D x 9.5 Inch H
- Maximum DC Voltage Rating:
- 500 V
- Maximum AC Voltage Rating:
- 600 V
- Terminal Type:
- Load and Line Lug
- Country of Origin:
- Mexico
MSRP $6,513.00Surplus $788.50 -
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Siemens NGB3B015 Molded Case Breakers (MCCBs) NGB 3P 15A 480V 50/60Hz 3Ph
MSRP $1,650.00Surplus $426.77SKU: C15-3441 Brand: Siemens MPN: NGB3B015 UPC: 783643553392 Shipping Weight: 2.15 lbs. Shipping Height: 3.00 In. Shipping Length: 5.00 In. Shipping Width: 4.00 In...- SKU:
- C15-3441
- 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, 15 A, 100 kA, 3-Pole, Molded Case, Thermal Magnetic Trip Unit
- Catalog:
- SiemensAG_01830_1-5_CAT.pdf
MSRP $1,650.00Surplus $426.77 -
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Siemens P3040-2 Molded Case Breakers (MCCBs)
MSRP $169.00Surplus $47.23Siemens P3040-2 Molded Case Breakers (MCCBs)​ ARCA SKU: C15-8799 Brand: Siemens MPN: P3040-2 UPC: Shipping Weight: 0.60 lbs. Shipping Height: 2.00 In. Shipping Length: 4...- SKU:
- C15-8799
MSRP $169.00Surplus $47.23 -
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Siemens Q1515NC Miniature Circuit Breakers (MCBs)
MSRP $163.00Surplus $27.45Siemens Q1515NC Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-3065 Brand: Siemens MPN: Q1515NC UPC: 66286200393 Shipping Weight: 0.40 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-3065
- Approval:
- UL 489
- Amps:
- 15 A/15 A
- Interrupting Rating:
- 10 kA
- Mounting:
- Plug-On
- Poles:
- 1
- Size:
- 1 Inch Width x 3 Inch Depth x 3 Inch Height
- Terminal Type:
- Load Lug
- Type:
- Thermal Magnetic Trip
- Type:
- Duplex
- Used On:
- Load Center
- Volts:
- 120 VAC
- Gauge:
- 14 to 6 AWG (Copper/Aluminum)
- Short Description:
- 120 V, 15/15 A, 10 kA, 1-Pole, Plug-In, QT Frame, Duplex, Non-Current Limiting, Circuit Breaker
- Data Sheet:
- SiemensAG_01538_1_DATA.pdf
- TS PIK:
- 115704596
- Number of Poles:
- 1
- Catalog:
- SiemensAG_01502_1_12_CAT.pdf
- Wire Size:
- 14 to 6 AWG (Copper/Aluminum)
- Current Rating:
- 15/15 A
- Voltage Rating:
- 120 VAC
- Series:
- Q
- Country of Origin:
- Mexico
MSRP $163.00Surplus $27.45 -
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Siemens Q2020NC Miniature Circuit Breakers (MCBs) Q 2P 20A 240V 50/60Hz 1Ph
MSRP $250.00Surplus $29.74Siemens Q2020NC Miniature Circuit Breakers (MCBs) Q 2P 20A 240V 50/60Hz 1Ph​ ARCA SKU: C15-2775 Brand: Siemens MPN: Q2020NC UPC: 783643156623 Shipping Weight: 0.40 Shipping Height: 1.00 In...- SKU:
- C15-2775
- Approval:
- UL 489
- Approval:
- CSA
- Amps:
- 20 A
- Interrupting Rating:
- 10 kA
- Mounting:
- Plug-On
- Poles:
- 1
- Size:
- 2 Inch Width x 3 Inch Depth x 3 Inch Height
- Terminal Type:
- Duplex
- Used On:
- Load Center
- Volts:
- 120 VAC
- Short Description:
- 120 VAC, 20 A, 10 kA Interrupt, 1-Pole, Plug-In Mount, QT-Frame, Duplex, Circuit Breaker
- Specification/Technical:
- SiemensAG_57258_1_2_SPEC.pdf
- Current Rating:
- 20 A
- Voltage Rating:
- 120 VAC
- Type:
- Duplex
- Installation/Operator:
- SiemensAG_00053_INST.pdf
- Number of Poles:
- 1
- Catalog:
- SiemensAG_01829_1_12_CAT.pdf
- Series:
- Q
- Country of Origin:
- Mexico
MSRP $250.00Surplus $29.74 -
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Siemens W63623 Circuit Breaker Accessories EA
MSRP $911.00Surplus $750.44SKU: C15-6349 Brand: Siemens MPN: W63623 UPC: 78364319505 Shipping Weight: 3.80 lbs. Shipping Height: 6.00 In. Shipping Length: 8.00 In. Shipping Width: 5.00 In...- SKU:
- C15-6349
MSRP $911.00Surplus $750.44 -
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Square D AL1200SN Circuit Breaker Accessories EA
MSRP $958.50Surplus $280.37SKU: C15-6495 Brand: Square D MPN: AL1200SN UPC: 78590118582 Shipping Weight: 10.10 lbs. Shipping Height: 9.00 In. Shipping Length: 15.00 In. Shipping Width: 6.00 In...- SKU:
- C15-6495
MSRP $958.50Surplus $280.37 -
Square D EDB24015 Miniature Circuit Breakers (MCBs)
MSRP $536.00Surplus $187.66Square D EDB24015 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6568 Brand: Square D MPN: EDB24015 UPC: 78590187900 Shipping Weight: 2.50 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-6568
- TS PIK:
- 124770461
- Short Description:
- 480 Star/277 VAC, 15 A, 18 kA, 2-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Voltage Rating:
- 480 Star/277 VAC
- Data Sheet:
- SchneiderElectric-SquareD_45568_1_2_DATA.pdf
- Type:
- Thermal Magnetic, Branch, Miniature
- Series:
- EDB
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Interrupting Rating:
- 18 kA at 480 Star/277 VAC
- Used On:
- NF Merchandised Panelboard
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Current Rating:
- 15 A
- Number of Poles:
- 2
MSRP $536.00Surplus $187.66 -
Square D EDB34030 Miniature Circuit Breakers (MCBs) 3P 30A 277/480V
MSRP $541.89Surplus $284.62Square D EDB34030 Miniature Circuit Breakers (MCBs) 3P 30A 277/480V​ ARCA SKU: C15-6569 Brand: Square D MPN: EDB34030 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In...- SKU:
- C15-6569
- TS PIK:
- 109594522
- Series:
- EDB
- Interrupting Rating:
- 18 kA at 480 Star/277 VAC
- Voltage Rating:
- 480 Star/277 VAC
- Type:
- Thermal Magnetic, Branch, Miniature
- Short Description:
- 480 Star/277 VAC, 30 A, 18 kA, 3-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Current Rating:
- 30 A
- Used On:
- NF Merchandised Panelboard
- Number of Poles:
- 3
- Data Sheet:
- SchneiderElectric-SquareD_45605_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
MSRP $541.89Surplus $284.62 -
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Square D EGB24045 Miniature Circuit Breakers (MCBs)
MSRP $628.56Surplus $174.74Square D EGB24045 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6512 Brand: Square D MPN: EGB24045 UPC: 78590113032 Shipping Weight: 2.05 lbs. Shipping Height: 5.00 In. Shipping...- SKU:
- C15-6512
- TS PIK:
- 109595073
- Country of Origin:
- United States
MSRP $628.56Surplus $174.74 -
Square D HDA36090 Molded Case Breakers (MCCBs)
MSRP $1,361.00Surplus $929.67SKU: C15-7143 Brand: Square D MPN: HDA36090 UPC: 78590142226 Shipping Weight: 5.50 lbs. Shipping Height: 6.00 In. Shipping Length: 15.00 In. Shipping Width: 9.00 In...- SKU:
- C15-7143
- TS PIK:
- 122846954
- CAD Drawings:
- SchneiderElectric_29582_1_CAD.pdf
- Current Rating:
- 90 A
- Type:
- Thermal Magnetic, Current Limiting
- Series:
- HD
- Interrupting Rating:
- 14 kA at 600 VAC, 20 kA at 250 VDC
- Number of Poles:
- 3
- Voltage Rating:
- 600 VAC 50/60 Hertz, 250 VDC
- Short Description:
- 600 VAC 50/60 Hz, 250 VDC, 90 A, 14 kA, 3-Pole, H-Frame, ABC Phase, Line Lug Load Terminal, Thermal Magnetic, Current Limiting, Panelboard Molded Case Circuit Breaker
- Data Sheet:
- SchneiderElectric-SquareD_46404_1-3_DATA.pdf
- Catalog:
- SchneiderElectric-SquareD_32357_7_31_9_58_CAT.pdf
- Installation/Operator:
- SchneiderElectric-Telemecanique_00047_INST.pdf
- Prop 65 Warning:
- Yes
- Country of Origin:
- Mexico
MSRP $1,361.00Surplus $929.67 -
Square D HJA36060U31X Molded Case Breakers (MCCBs)
MSRP $2,224.00Surplus $1,316.70SKU: C15-7144 Brand: Square D MPN: HJA36060U31X UPC: 78590123587 Shipping Weight: 5.80 lbs. Shipping Height: 9.00 In. Shipping Length: 15.00 In. Shipping Width: 6.00...- SKU:
- C15-7144
- TS PIK:
- 126553967
- Country of Origin:
- Canada
- Current Rating:
- 60 A
- Series:
- PowerPact H
- Interrupting Rating:
- 100 kA
- Number of Poles:
- 3
- Type:
- Molded Case
- Voltage Rating:
- 600 VAC
- Short Description:
- is a 60-amp, 3-pole molded case circuit breaker designed for industrial and commercial applications.
MSRP $2,224.00Surplus $1,316.70
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