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 HEB1B020B Miniature Circuit Breakers (MCBs)
MSRP $379.00Surplus $199.58SKU: C15-7514 Brand: Siemens MPN: HEB1B020B UPC: 78364355866 Shipping Weight: 3.75 lbs. Shipping Height: 4.00 In. Shipping Length: 7.00 In. Shipping Width: 4.00 In...- SKU:
- C15-7514
- TS PIK:
- 121608090
- Short Description:
- BRKR HEB 20A 1P 277V 65K LD LUG
- Number of Poles:
- 1
- Country of Origin:
- Dominican Republic
MSRP $379.00Surplus $199.58 -
Siemens JD63F400 Molded Case Breakers (MCCBs)
MSRP $4,621.00Surplus $949.62SKU: C15-7520 Brand: Siemens MPN: JD63F400 UPC: 78364321323 Shipping Weight: 20.15 lbs. Shipping Height: 7.00 In. Shipping Length: 15.00 In. Shipping Width: 9.00 In...- SKU:
- C15-7520
- TS PIK:
- 21367667
- Short Description:
- 600 VAC, 500 VDC, 200 to 400 A, 25 kA, 3-Pole, Molded Case, Thermal Magnetic, JD Frame, Circuit Breaker Frame
- Type:
- JD Frame
- Number of Poles:
- 3
- Maximum AC Voltage Rating:
- 600 V
- Catalog:
- SiemensAG_01698_17_78_17_85_CAT.pdf
- Terminal Type:
- Line Lug, Load Lug
- Current Rating:
- 200 to 400 A
- Size:
- 11 Inch L x 7.5 Inch W x 4 Inch D
- Maximum DC Voltage Rating:
- 500 V
- Interrupting Rating:
- 65 kA at 240 VAC, 35 kA at 480 VAC, 25 kA at 600 VAC/500 VDC (UL), 65 kA at 220/240 VAC, 40 kA at 380/415 VAC (IEC)
- Voltage Rating:
- 600 VAC at 50/60 Hz, 500 VDC
- Country of Origin:
- Mexico
MSRP $4,621.00Surplus $949.62 -
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Siemens Q2020NC Molded Case Breakers (MCCBs) EA
MSRP $163.50Surplus $20.72Siemens Q2020NC Molded Case Breakers (MCCBs) EA​ ARCA SKU: C15-9342 Brand: Siemens MPN: Q2020NC UPC: 78364315662 Shipping Weight: 0.35 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-9342
- Installation/Operator:
- SiemensAG_00053_INST.pdf
- Size:
- 2 Inch Width x 3 Inch Depth x 3 Inch Height
- Number of Poles:
- 1
- Current Rating:
- 20 A
- Short Description:
- 120 VAC, 20 A, 10 kA Interrupt, 1-Pole, Plug-In Mount, QT-Frame, Duplex, Circuit Breaker
- Interrupting Rating:
- 10 kA
- Voltage Rating:
- 120 VAC
- Type:
- Duplex
- Catalog:
- SiemensAG_01829_1_12_CAT.pdf
- Used On:
- Load Center
- Mounting:
- Plug-On
- Country of Origin:
- Mexico
MSRP $163.50Surplus $20.72 -
Siemens QF115A Miniature Circuit Breakers (MCBs) 1P 15A EA
MSRP $202.00Surplus $28.06Siemens QF115A Miniature Circuit Breakers (MCBs) 1P 15A EA​ ARCA SKU: C15-6196 Brand: Siemens MPN: QF115A UPC: 88762121651 Shipping Weight: 0.35 lbs. Shipping Height: 2.00 In...- SKU:
- C15-6196
- TS PIK:
- 126617518
- Type:
- Molded Case
- Number of Poles:
- 1
- Voltage Rating:
- 120 VAC
- Mounting:
- Plug-On
- Current Rating:
- 15 A
- Interrupting Rating:
- 10 kA
- Short Description:
- 120 VAC, 15 A, 10 kA, 5 mA, 1-Pole, Plug-In Mount, Auxiliary Switch, 24 VDC Shunt Trip, QPF2 Frame, GFCI, Thermal Magnetic Trip Unit, Miniature Circuit Breaker for Load Center
- Catalog:
- SiemensAG_00562_1_40_CAT.pdf
- Used On:
- Loadcenter
- Data Sheet:
- SiemensAG_07096_1_DATA.pdf
- Country of Origin:
- Philippines
MSRP $202.00Surplus $28.06 -
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Siemens W60993 Circuit Breaker Accessories EA
MSRP $709.47Surplus $293.48SKU: E30-8879 Brand: Siemens MPN: W60993 UPC: 783643230941 Shipping Weight: 3.35 lbs. Shipping Height: 5.00 In. Shipping Length: 10.00 In. Shipping Width: 5.00 In...- SKU:
- E30-8879
MSRP $709.47Surplus $293.48 -
Square D EDB24050 Miniature Circuit Breakers (MCBs)
MSRP $536.00Surplus $242.32Square D EDB24050 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6410 Brand: Square D MPN: EDB24050 UPC: 78590187908 Shipping Weight: 2.45 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-6410
- TS PIK:
- 21032807
- Short Description:
- 480 Star/277 VAC, 50 A, 18 kA, 2-Pole, E-Frame, Bolt-On Mount, Aluminum Lug Terminal, Thermal Magnetic, Branch, Miniature, Panelboard Circuit Breaker
- Type:
- Thermal Magnetic, Branch, Miniature
- Voltage Rating:
- 480 Star/277 VAC
- Series:
- EDB
- Interrupting Rating:
- 18 kA at 480 Star/277 VAC
- Number of Poles:
- 2
- Installation/Operator:
- SchneiderElectric-SquareD_01117_INST.pdf
- Catalog:
- SchneiderElectric-SquareD_32357_9_31-9_33_CAT.pdf
- Used On:
- NF Merchandised Panelboard
- Current Rating:
- 50 A
- Data Sheet:
- SchneiderElectric-SquareD_45581_1_2_DATA.pdf
- Country of Origin:
- Mexico
MSRP $536.00Surplus $242.32 -
Square D FA36015 Molded Case Breakers (MCCBs)
MSRP $758.81Surplus $322.99SKU: C15-6419 Brand: Square D MPN: FA36015 UPC: Shipping Weight: 6.70 lbs. Shipping Height: 7.00 In. Shipping Length: 13.00 In. Shipping Width: 8.00 In. Product...- SKU:
- C15-6419
- Short Description:
- 600 VAC, 250 VDC, 15 A, 10/14/18/25 kA, 3-Pole, F-Frame, I-Line Mount, Thermal Magnetic, Molded Case Circuit Breaker
- Number of Poles:
- 3
- Current Rating:
- 15 A
- Interrupting Rating:
- 14 kA at 600 VAC
- Series:
- FA
- Catalog:
- SchneiderElectric-SquareD_00096_25_28_CAT.pdf
- Voltage Rating:
- 600 VAC, 250 VDC
- Type:
- Molded Case, Thermal Magnetic, Main
- Installation/Operator:
- SchneiderElectric-SquareD_00076_INST.pdf
- Data Sheet:
- SchneiderElectric-SquareD_04355_1_2_DATA.pdf
- Approval:
- UL 489, CSA, IEC, Federal Specification W-C-375B/GEN
- Used On:
- I-Line Panelboard and Switchboard
- Installation:
- Plug-On
- Trip Setting:
- 275 A Hold, 600 A Trip
- Application:
- Construction, Commercial Building, Control Equipment Panel, Industrial Building, OEM Commercial
MSRP $758.81Surplus $322.99 -
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Square D FAL340601380 Molded Case Breakers (MCCBs)
MSRP $2,200.00Surplus $562.48SKU: C15-7027 Brand: Square D MPN: FAL340601380 UPC: Shipping Weight: 4.90 lbs. Shipping Height: 5.00 In. Shipping Length: 7.00 In. Shipping Width: 5.00 In. Product...- SKU:
- C15-7027
- Number of Poles:
- 3
MSRP $2,200.00Surplus $562.48 -
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Square D FHL36030 Molded Case Breakers (MCCBs)
MSRP $927.43Surplus $296.49SKU: E30-10209 Brand: Square D MPN: FHL36030 UPC: Shipping Weight: 4.40 lbs. Shipping Height: 5.00 In. Shipping Length: 7.00 In. Shipping Width: 5.00 In. Product...- SKU:
- E30-10209
MSRP $927.43Surplus $296.49 -
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Square D J250F Circuit Breaker Accessories
MSRP $294.80Surplus $126.59Square D J250F Circuit Breaker Accessories​ ARCA SKU: C15-6688 Brand: Square D MPN: J250F UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00...- SKU:
- C15-6688
MSRP $294.80Surplus $126.59 -
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Square D KC34175 Molded Case Breakers (MCCBs)
MSRP $5,000.00Surplus $1,402.32SKU: C15-7093 Brand: Square D MPN: KC34175 UPC: Shipping Weight: 10.20 lbs. Shipping Height: 9.00 In. Shipping Length: 13.00 In. Shipping Width: 6.00 In. Product...- SKU:
- C15-7093
- Type:
- Molded Case, Thermal Magnetic, Main
- Catalog:
- SchneiderElectric-SquareD_00935_11_12_11_13_CAT.pdf
- Voltage Rating:
- 600 VAC, 250 VDC
- Current Rating:
- 175 A
- Series:
- 655/825/660, KC
- Short Description:
- 600 VAC, 250 VDC, 175 A, 3-Pole, K-Frame, I-Line Mount, Thermal Magnetic, Molded Case Circuit Breaker
- Interrupting Rating:
- 100 kA at 240 VAC, 65 kA at 480 VAC
- Number of Poles:
- 3
MSRP $5,000.00Surplus $1,402.32 -
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Square D Q232225H Molded Case Breakers (MCCBs)
MSRP $2,242.00Surplus $476.65SKU: C15-7214 Brand: Square D MPN: Q232225H UPC: Shipping Weight: 6.05 lbs. Shipping Height: 6.00 In. Shipping Length: 11.00 In. Shipping Width: 7.00 In. Product...- SKU:
- C15-7214
MSRP $2,242.00Surplus $476.65 -
Square D QBA32225 Molded Case Breakers (MCCBs)
MSRP $1,913.00Surplus $863.17SKU: C15-7223 Brand: Square D MPN: QBA32225 UPC: 78590170296 Shipping Weight: 6.80 lbs. Shipping Height: 6.00 In. Shipping Length: 13.00 In. Shipping Width: 8.00 In...- SKU:
- C15-7223
- TS PIK:
- 120072070
- Short Description:
- 240 VAC 50/60 Hz, 225 A, 10 kA, 3-Pole, Q-Frame, ABC Phase, Line Lug Load Terminal, Thermal Magnetic, Panelboard Molded Case Circuit Breaker
- Catalog:
- SchneiderElectric-SquareD_32357_9_57_CAT.pdf
- Series:
- QB
- Number of Poles:
- 3
- Voltage Rating:
- 240 VAC 50/60 Hertz
- Interrupting Rating:
- 10 kA at 240 VAC
- Data Sheet:
- SchneiderElectric_15647_1_2_DATA.pdf
- Current Rating:
- 225 A
- Installation/Operator:
- SchneiderElectric-SquareD_02030_INST.pdf
- Type:
- Thermal Magnetic
- CAD Drawings:
- SchneiderElectric_30259_1_CAD.pdf
- Prop 65 Warning:
- Yes
- Country of Origin:
- Mexico
MSRP $1,913.00Surplus $863.17 -
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Square D QGA32175 Molded Case Breakers (MCCBs)
MSRP $2,835.00Surplus $1,584.03SKU: C15-7207 Brand: Square D MPN: QGA32175 UPC: 78590170561 Shipping Weight: 6.70 lbs. Shipping Height: 6.00 In. Shipping Length: 13.00 In. Shipping Width: 8.00 In...- SKU:
- C15-7207
- TS PIK:
- 121894791
- Voltage Rating:
- 240 VAC 50/60 Hertz
- Interrupting Rating:
- 65 kA at 240 VAC
- Short Description:
- 240 VAC 50/60 Hz, 175 A, 65 kA, 3-Pole, Q-Frame, ABC Phase, Line Lug Load Terminal, Thermal Magnetic, Panelboard Molded Case Circuit Breaker
- Series:
- QG
- Data Sheet:
- SchneiderElectric_15747_1_2_DATA.pdf
- Catalog:
- SchneiderElectric-SquareD_32357_9_57_CAT.pdf
- Current Rating:
- 175 A
- Number of Poles:
- 3
- Installation/Operator:
- SchneiderElectric-SquareD_02030_INST.pdf
- Type:
- Thermal Magnetic
- CAD Drawings:
- SchneiderElectric_30259_1_CAD.pdf
MSRP $2,835.00Surplus $1,584.03 -
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Square D QO230PL Miniature Circuit Breakers (MCBs)
MSRP $455.00Surplus $72.66Square D QO230PL Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6539 Brand: Square D MPN: QO230PL UPC: 78590109575 Shipping Weight: 0.80 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-6539
- TS PIK:
- 109595226
- Type:
- Thermal Magnetic
- Short Description:
- 120/240 VAC 50/60 Hz, 30 A, 10 kA Interrupt, 2-Pole, Plug-In Mount, 2-Panel Space, Box Lug Terminal, Power Link, Miniature Circuit Breaker
- Terminal Type:
- Box Lug
- Wire Size:
- 14 to 2 AWG (Aluminum/Copper)
- Voltage Rating:
- 120/240 VAC at 50/60 Hz (UL/CSA)
- Interrupting Rating:
- 10 kA
- Series:
- QO-PL
- Installation/Operator:
- SchneiderElectric-SquareD_00882_INST.pdf
- Size:
- 1.5 Inch W x 2.91 Inch D x 4.55 Inch H
- Data Sheet:
- SchneiderElectric-SquareD_14965_1_2_DATA.pdf
- Mounting:
- Plug-On
- Current Rating:
- 30 A
- Used On:
- Powerlink Lighting, Control System, NQOD Panelboard, QO Loadcenter
- Number of Poles:
- 2
- Prop 65 Warning:
- Yes
- Country of Origin:
- United States
MSRP $455.00Surplus $72.66 -
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Square D QOT2015 Miniature Circuit Breakers (MCBs)
MSRP $23.78Surplus $8.56Square D QOT2015 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6481 Brand: Square D MPN: QOT2015 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping...- SKU:
- C15-6481
MSRP $23.78Surplus $8.56 -
Square D QOT2020 Miniature Circuit Breakers (MCBs) 120V EA
MSRP $62.64Surplus $25.27Square D QOT2020 Miniature Circuit Breakers (MCBs) 120V EA​ ARCA SKU: C15-1633 Brand: Square D MPN: QOT2020 UPC: 78590141808 Shipping Weight: 0.30 lbs. Shipping Height: 3.25 In...- SKU:
- C15-1633
- Series:
- QO
- Type:
- Thermal Magnetic
- Type:
- Duplex
- Approval:
- UL
- Approval:
- CSA
- Size:
- 0.75 Inch Width x 2.91 Inch Depth x 3.23 Inch Height
- Volts:
- 120/240 VAC 50/60 Hertz
- Amps:
- 32 A
- Used On:
- QO Load Center
- Poles:
- 1
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Pressure Plate
- Wire Size:
- 12 to 8 AWG (Aluminum)
- Wire Size:
- 14 to 8 AWG (Copper)
- Short Description:
- 120/240 VAC 50/60 Hz, 20 A, 10 kA Interrupt, 1-Pole, 12 to 8 AWG Aluminum, 14 to 8 AWG Copper, Plug-In Mount, Pressure Plate Terminal, Tandem
- Catalog:
- SchneiderElectric-SquareD_32357_1_2_1_4_CAT.pdf
- TS PIK:
- 111088439
- Data Sheet:
- SchneiderElectric-SquareD_53730_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_01291_INST.pdf
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 1
- Current Rating:
- 20 A
- Country of Origin:
- Mexico
MSRP $62.64Surplus $25.27 -
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Thomas & Betts TB230 Miniature Circuit Breakers (MCBs)
MSRP $15.18Surplus $20.74Thomas & Betts TB230 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6708 Brand: Thomas & Betts MPN: TB230 UPC: Shipping Weight: 0.50 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-6708
- Number of Poles:
- 2
MSRP $15.18Surplus $20.74 -
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ABB 1SDA050685R1 Other Auxiliary/Shunt/Trip Units/UVRs
MSRP $1,713.00Surplus $308.34SKU: A13-1506 Brand: ABB MPN: 1SDA050685R1 UPC: Shipping Weight: 0.45 lbs. Shipping Height: 3.00 In. Shipping Length: 5.00 In. Shipping Width: 4.00 In. Product...- SKU:
- A13-1506
MSRP $1,713.00Surplus $308.34 -
ABB K7U4 Miniature Circuit Breakers (MCBs)
MSRP $3,059.00Surplus $712.98SKU: C15-11350 Brand: ABB MPN: K7U4 UPC: Shipping Weight: 0.15 lbs. Shipping Height: 5.00 In. Shipping Length: 5.00 In. Shipping Width: 3.00 In. Product...- SKU:
- C15-11350
MSRP $3,059.00Surplus $712.98
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