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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Eaton GHBGFEP1030 Molded Case Breakers (MCCBs) GHB 1P 30A 277V 50/60Hz 1Ph G Frame
MSRP $1,556.00Surplus $675.64SKU: C15-2887 Brand: Eaton MPN: GHBGFEP1030 UPC: 786679067444 Shipping Weight: 1.40 lbs. Shipping Height: 4.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In...- SKU:
- C15-2887
- Series:
- C
- Type:
- Circuit Protector
- Approval:
- UL 489
- Approval:
- UL 1053
- Size:
- 3 Inch W x 2.63 Inch D x 4 Inch H
- Volts:
- 240 to 305 V
- Volts:
- 277 VAC at 50/60 Hz
- Amps:
- 32 A
- Used On:
- Panelboard
- Poles:
- 2
- Mounting:
- Bolt-On
- Interrupting Rating:
- 14 kA
- Terminal Type:
- Pressure Terminal
- Wire Size:
- 10 to 1/0 AWG (Aluminum/Copper)
- Trip Sensitivity:
- 30 Milliampere
- Short Description:
- 240 to 305 VAC, 277 VAC, 30 A, 14 kA, 30 mA Trip Level, 2-Pole, Pressure Terminal, Bolt-On Mount, Circuit Protector
- Catalog:
- Eaton_27487_V4T2_260_V4T2_267_V4T2_268_CAT.pdf
- Installation/Operator:
- Eaton_00166_INST.pdf
- Voltage Rating:
- 240 to 305 V, 277 VAC at 50/60 Hz
- Current Rating:
- 30 A
- Number of Poles:
- 2
- Frame Type:
- GHB
MSRP $1,556.00Surplus $675.64 -
Eaton JHMCCR Circuit Breaker Accessories Universal Direct Handle Mechanism JG Frame Red Handle
MSRP $203.72Surplus $32.15Eaton JHMCCR Circuit Breaker Accessories Universal Direct Handle Mechanism JG Frame Red Handle​ ARCA SKU: C15-2369 Brand: Eaton MPN: JHMCCR UPC: 782113527611 Shipping Weight: 1.00 Shipping...- SKU:
- C15-2369
- Frame:
- JG
- Short Description:
- JG ROTARY CLOSE COUPLE HANDLE MECH - RED/ YELLOW
MSRP $203.72Surplus $32.15 -
Eaton MCBK225 Circuit Breaker Accessories Line Lug EA
MSRP $243.78Surplus $73.93Eaton MCBK225 Circuit Breaker Accessories Line Lug EA​ ARCA SKU: L19-1255 Brand: Eaton MPN: MCBK225 UPC: 78211411059 Shipping Weight: 0.35 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- L19-1255
- Conductor Material:
- Copper/Aluminum
- Amps:
- 225 A
- Maximum Conductor Size:
- 300 KCMIL
- Minimum Conductor Size:
- 2 AWG
- Type:
- Line Lug
- Used On:
- 125 to 225 A CSR Series Circuit Breaker
- Short Description:
- 225 A, 2 AWG to 300 KCMIL, Aluminum, Line Lug, Circuit Breaker Terminal Kit
- Specification/Technical:
- Eaton_39866_1_SPEC.pdf
- TS PIK:
- 115321624
- Catalog:
- Eaton_32249_V1T4_38_V1T4_60_CAT.pdf
- Country of Origin:
- Dominican Republic
MSRP $243.78Surplus $73.93 -
Eaton QBGFEP2050 Miniature Circuit Breakers (MCBs) EA
MSRP $1,417.00Surplus $392.35SKU: C15-9661 Brand: Eaton MPN: QBGFEP2050 UPC: 78667914520 Shipping Weight: 0.85 lbs. Shipping Height: 2.00 In. Shipping Length: 7.00 In. Shipping Width: 4.00 In...- SKU:
- C15-9661
- TS PIK:
- 106998263
- Size:
- 3 Inch Width x 5.8 Inch Depth x 4.4 Inch Height
- Catalog:
- Eaton_03771_V4T1_3-V4T1_46_CAT.pdf
- Mounting:
- Bolt-On
- Interrupting Rating:
- 10000 A at 120/240 VAC
- Terminal Type:
- Steel Box Lug Standard Load
- Type:
- Thermal Magnetic, Non-Interchangeable Trip, Equipment Breaker, Miniature
- Voltage Rating:
- 120/240 VAC
- Wire Size:
- 14 to 8 AWG Copper (Standard Load)
- Current Rating:
- 50 A
- Number of Poles:
- 2
MSRP $1,417.00Surplus $392.35 -
Eaton QBHW2045 Miniature Circuit Breakers (MCBs) 2P 45A
MSRP $306.81Surplus $67.50Eaton QBHW2045 Miniature Circuit Breakers (MCBs) 2P 45A​ ARCA SKU: C15-4176 Brand: Eaton MPN: QBHW2045 UPC: 78667915247 Shipping Weight: 0.70 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-4176
- Series:
- QBHW
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 2
- Mounting:
- Bolt-On
- Interrupting Rating:
- 22000 A at 120/240 VAC
- Interrupting Rating:
- 5000 A at 24 to 48/62.5/80 VDC
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Box Lug Load Terminal
- Wire Size:
- 14 to 4 AWG Aluminum/Copper (Load)
- Short Description:
- 120/240 VAC, 45 A, 22 kA, 2-Pole, Extended Tang Line/Steel Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_12_CAT.pdf
- TS PIK:
- 122441242
- Number of Poles:
- 2
- Current Rating:
- 45 A
- Voltage Rating:
- 120/240 VAC
- Country of Origin:
- Dominican Republic
MSRP $306.81Surplus $67.50 -
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Eaton QC2025 Miniature Circuit Breakers (MCBs) EA
MSRP $190.83Surplus $82.64Eaton QC2025 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-9413 Brand: Eaton MPN: QC2025 UPC: 78667930943 Shipping Weight: 0.70 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-9413
- TS PIK:
- 21508960
- Short Description:
- EATON QUICKLAG TYPE QC INDUSTRIAL THERMAL-MAGNETIC CIRCUIT BREAKER,INDUSTRIAL CI
- Type:
- Thermal Magnetic, Cable-In/Cable-Out, Non-Interchangeable Trip, Miniature
- Interrupting Rating:
- 10000 A at 120/240 VAC, 5000 A at 24/48/62.5/80 VDC
- Current Rating:
- 25 A
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC, 24/48/80 VDC
- Terminal Type:
- Aluminum Box Lug Standard Line, Steel Box Lug Standard Load
- Size:
- 2.2 Inch Width x 4 Inch Depth x 4.8 Inch Height
- Wire Size:
- 14 to 4 AWG Copper/Aluminum (Standard Load)
- Catalog:
- Eaton_03771_V4T1_3-V4T1_46_CAT.pdf
- Approval:
- UL 489, CSA
MSRP $190.83Surplus $82.64 -
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Eaton QC3030H Din Rail Mounted Circuit Breakers EA
MSRP $586.21Surplus $123.65Eaton QC3030H Din Rail Mounted Circuit Breakers EA​ ARCA SKU: C15-5216 Brand: Eaton MPN: QC3030H UPC: 786679240106 Shipping Weight: 1.10 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-5216
- Series:
- QC
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 240 VAC
- Amps:
- 32 A
- Poles:
- 3
- Mounting:
- DIN Rail
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Lug
- Wire Size:
- 14 to 4 AWG (Aluminum/Copper)
- Short Description:
- 240 VAC, 30 A, 10 kA, 3-Pole, Aluminum Box Lug Line/Steel Box Lug Load Terminal, Cable-In/Out Mount, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_19_V4T1_20_V4T1_46_CAT.pdf
- Current Rating:
- 30 A
- Number of Poles:
- 3
- Voltage Rating:
- 240 VAC
- Country of Origin:
- Dominican Republic
MSRP $586.21Surplus $123.65 -
Eaton QCPHW1030 Miniature Circuit Breakers (MCBs) QP 1P 30A 240V 50/60Hz 1Ph
MSRP $131.12Surplus $15.23Eaton QCPHW1030 Miniature Circuit Breakers (MCBs) QP 1P 30A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3079 Brand: Eaton MPN: QCPHW1030 UPC: 786685555423 Shipping Weight: 0.40 Shipping Height: 3.00...- SKU:
- C15-3079
- Series:
- QC
- Volts:
- 240 V
- Amps:
- 30 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- TYPE QC BREAKER 1P 30A QCPHW
- Number of Poles:
- 1
- Country of Origin:
- Dominican Republic
MSRP $131.12Surplus $15.23 -
Eaton QCPHW2030 Miniature Circuit Breakers (MCBs) QCP 2P 30A 240V 50/60Hz 1Ph
MSRP $272.00Surplus $27.90Eaton QCPHW2030 Miniature Circuit Breakers (MCBs) QCP 2P 30A 240V 50/60Hz 1Ph​ ARCA SKU: C15-2522 Brand: Eaton MPN: QCPHW2030 UPC: 786685555461 Shipping Weight: 0.80 Shipping Height: 5.00...- SKU:
- C15-2522
- Series:
- QC
- Volts:
- 240 V
- Amps:
- 30 A
- Poles:
- 2
- Frequency Rating:
- 50/60 Hz
- Short Description:
- TYPE QC BREAKER 2P 30A QCPHW
- Country of Origin:
- United States
MSRP $272.00Surplus $27.90 -
GE EZSELA36AT0100 Molded Case Breakers (MCCBs)
MSRP $1,500.00Surplus $877.94SKU: C15-11281 Brand: GE MPN: EZSELA36AT0100 UPC: Shipping Weight: 8.05 lbs. Shipping Height: 6.00 In. Shipping Length: 12.00 In. Shipping Width: 9.00 In. Product...- SKU:
- C15-11281
- TS PIK:
- 126994282
- Voltage Rating:
- 600 V
- Current Rating:
- 100 A
- Type:
- Feeder
- Short Description:
- 3X, 600 V, 100 A, 3-Phase, 100 kA at 240 VAC, 65 kA at 480 VAC, Feeder, Power Panel Circuit Breaker
- Interrupting Rating:
- 100 kA at 240 VAC, 65 kA at 480 VAC
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01894_3_CAT.pdf
MSRP $1,500.00Surplus $877.94 -
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GE THQB32045 Miniature Circuit Breakers (MCBs)
MSRP $370.99Surplus $95.27GE THQB32045 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6035 Brand: GE MPN: THQB32045 UPC: 78316405993 Shipping Weight: 1.15 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-6035
- TS PIK:
- 112126173
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01786_1_CAD.pdf
- Short Description:
- 240 VAC, 45 A, 10 kA Interrupt, 3-Pole, 8 to 3 AWG Aluminum/Copper Load Lug Terminal, 1" Bolt-On Mount, Q-Line Frame, Non-Interchangeable/Internal Common Trip, Compact, Fixed Thermal Magnetic, Miniature Molded Case Circuit Breaker
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_4_6_5_6_8_6_35_CAT.pdf
- Type:
- Thermal Magnetic, Compact
- Current Rating:
- 45 A
- Terminal Type:
- Bolt-On
MSRP $370.99Surplus $95.27 -
GENERAL ELECTRIC TED136125 Molded Case Breakers (MCCBs)
MSRP $3,784.63Surplus $599.42SKU: C15-6967 Brand: GENERAL ELECTRIC MPN: TED136125 UPC: 78316413293 Shipping Weight: 4.20 lbs. Shipping Height: 5.00 In. Shipping Length: 9.00 In. Shipping Width: 5...- SKU:
- C15-6967
- TS PIK:
- 21108165
- Number of Poles:
- 3
- Current Rating:
- 125 A
- Terminal Type:
- Copper/Aluminum Line and Load Lug
- Interrupting Rating:
- 14 kA at 600 VAC, 18 kA at 120/240/277/480 VAC, 10 kA at 125/250/500 VDC
- Short Description:
- 600 VAC, 125 A, 18 kA Interrupt, 3-Pole, Aluminum/Copper Load Lug Terminal, E150-Frame, Non-Interchangeable Trip, Core E/Mid Tier, Thermal Magnetic, Industrial Molded Case Circuit Breaker
- Type:
- Thermal Magnetic
- Voltage Rating:
- 120/240/277/480/600 VAC, 125/250/500 VDC
MSRP $3,784.63Surplus $599.42 -
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GENERAL ELECTRIC THHQB2135 Miniature Circuit Breakers (MCBs)
MSRP $250.00Surplus $77.66GENERAL ELECTRIC THHQB2135 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-3333 Brand: GENERAL ELECTRIC MPN: THHQB2135 UPC: 78316411837 Shipping Weight: 0.75 lbs. Shipping Height: 3...- SKU:
- C15-3333
- Type:
- Thermal Magnetic
- Type:
- Compact
- Approval:
- UL
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 2
- Interrupting Rating:
- 22 kA at 120/240 VAC
- Terminal Type:
- Bolt-On
- Frame Type:
- Q-Line
- Maximum AC Voltage Rating:
- 240 Volt
- Short Description:
- 120/240 VAC, 35 A, 22 kA Interrupt, 2-Pole, 8 to 3 AWG Aluminum/Copper Load Lug Terminal, 1" Bolt-On Mount, Q-Line Frame, Non-Interchangeable/Internal Common Trip, Compact, Fixed Thermal Magnetic
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_4_6_5_6_8_6_38_CAT.pdf
- CAD Drawing:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01786_1_CAD.pdf
- TS PIK:
- 112128193
- Current Rating:
- 35 A
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01786_1_CAD.pdf
- Voltage Rating:
- 120/240 VAC
- Number of Poles:
- 2
- Mounting:
- Bolt-On
- Series:
- THHQ
MSRP $250.00Surplus $77.66 -
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MB Manufacturing REF3-B100 Molded Case Breakers (MCCBs)
MSRP $1,650.00Surplus $551.72SKU: C15-8847 Brand: MB Manufacturing MPN: REF3-B100 UPC: Shipping Weight: 3.75 lbs. Shipping Height: 5.00 In. Shipping Length: 7.00 In. Shipping Width: 5.00 In...- SKU:
- C15-8847
MSRP $1,650.00Surplus $551.72 -
Murray MP2020 Miniature Circuit Breakers (MCBs) 120V
MSRP $141.75Surplus $43.55Murray MP2020 Miniature Circuit Breakers (MCBs) 120V​ ARCA SKU: C15-4042 Brand: Murray MPN: MP2020 UPC: 04089228110 Shipping Weight: 0.35 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-4042
- Series:
- MP
- Type:
- Thermal Magnetic
- Type:
- Duplex
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Volts:
- 120 VAC
- Amps:
- 32 A
- Used On:
- Loadcenter
- Poles:
- 1
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Load Lug
- Wire Size:
- 14 to 8 AWG (Copper)
- Wire Size:
- 12 to 8 AWG (Aluminum)
- Short Description:
- 120 VAC, 20 A, 10 kA, (2) 1-Pole, 14 to 8 AWG Copper/12 to 8 AWG Aluminum, Plug-In Mount, MH-T Frame, Duplex, Thermal Magnetic Trip Unit
- Data Sheet:
- SiemensAG_06589_1_DATA.pdf
- Installation/Operator:
- SiemensAG_00215_INST.pdf
- TS PIK:
- 21029422
- Number of Poles:
- 1
- Voltage Rating:
- 120 VAC
- Current Rating:
- 20 A
- Country of Origin:
- Mexico
MSRP $141.75Surplus $43.55 -
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Siemens BQD370 Miniature Circuit Breakers (MCBs) 3P 70A 277/480V EA
MSRP $1,561.00Surplus $224.77SKU: C15-7528 Brand: Siemens MPN: BQD370 UPC: Shipping Weight: 1.80 lbs. Shipping Height: 4.00 In. Shipping Length: 6.00 In. Shipping Width: 5.00 In. Product...- SKU:
- C15-7528
- TS PIK:
- 120152001
- Type:
- Branch, Molded Case
- Voltage Rating:
- 480 VAC Star/277 VAC
- Number of Poles:
- 3
- Short Description:
- 480 VAC Star/277 VAC, 70 A, 14 kA, 3-Pole, Bolt-On Mount, Molded Case, Branch, Thermal Magnetic, Panelboard Circuit Breaker
- Data Sheet:
- SiemensAG_01623_1_DATA.pdf
- Catalog:
- SiemensAG_00876_5_18_5_20_CAT.pdf
- Used On:
- P1/P2/P3/P4/P5 Panelboard
- Series:
- BQD
- Interrupting Rating:
- 14 kA at 480 Star/277 VAC (UL)
- Current Rating:
- 70 A
- Country of Origin:
- Mexico
MSRP $1,561.00Surplus $224.77 -
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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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Square D AL800MA7 Circuit Breaker Accessories EA
MSRP $192.00Surplus $104.61Square D AL800MA7 Circuit Breaker Accessories EA​ ARCA SKU: C15-6405 Brand: Square D MPN: AL800MA7 UPC: 78590136815 Shipping Weight: 8.90 lbs. Shipping Height: 7.00 In. Shipping...- SKU:
- C15-6405
MSRP $192.00Surplus $104.61 -
Square D HOM290 Miniature Circuit Breakers (MCBs) 2P 90A 120V
MSRP $190.00Surplus $54.53Square D HOM290 Miniature Circuit Breakers (MCBs) 2P 90A 120V​ ARCA SKU: C15-2665 Brand: Square D MPN: HOM290 UPC: 78590106571 Shipping Weight: 0.85 lbs. Shipping Height: 3.00 In...- SKU:
- C15-2665
- Type:
- Standard
- Type:
- Common Trip
- Approval:
- UL
- Size:
- 2 Inch Width x 2.98 Inch Depth x 3.13 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Used On:
- Load Center
- Poles:
- 2
- Mounting:
- Plug-On
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Box Lug
- Wire Size:
- 4 to 2/0 AWG (Aluminum/Copper)
- Short Description:
- 120/240 VAC, 90 A, 10 kA Interrupt, 2-Pole, 4 to 2/0 AWG Aluminum/Copper, Plug-In Mount, Box Lug Terminal, Standard
- Catalog:
- SchneiderElectric_00257_1_19_1_39_7_22_CAT.pdf
- Data Sheet:
- SchneiderElectric-SquareD_13464_1_2_DATA.pdf
- Installation/Operator:
- SchneiderElectric-SquareD_00099_INST.pdf
- TS PIK:
- 111082008
- Number of Poles:
- 2
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 90 A
- Series:
- HOM
- Country of Origin:
- Mexico
MSRP $190.00Surplus $54.53 -
Square D QOB315 Miniature Circuit Breakers (MCBs)
MSRP $316.44Surplus $77.70Square D QOB315 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-4927 Brand: Square D MPN: QOB315 UPC: 78590141706 Shipping Weight: 0.80 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-4927
- TS PIK:
- 122082360
- Installation/Operator:
- SchneiderElectric-SquareD_02166_INST.pdf
- Type:
- Miniature, Standard
- Short Description:
- 120/240 VAC 50/60 Hz, 48 VDC, 15 A, 10 kA, 3-Pole, Q-Frame, Bolt-On Mount, Pressure Plate Terminal, Miniature, Standard, Panelboard Circuit Breaker
- Catalog:
- SchneiderElectric-SquareD_32357_9_16_CAT.pdf
- Current Rating:
- 15 A
- Interrupting Rating:
- 10 kA at 120/240 VAC, 5 kA at 48 VDC
- Used On:
- NQ Panelboard
- Number of Poles:
- 3
- Voltage Rating:
- 120/240 VAC
- Series:
- QOB
- Data Sheet:
- SchneiderElectric_21366_1_2_DATA.pdf
- Country of Origin:
- United States
MSRP $316.44Surplus $77.70
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