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 N1-4-63 Disconnects EA
MSRP $1,428.36Surplus $94.32SKU: S21-2071 Brand: Eaton MPN: N1-4-63 UPC: 4015082660024 Shipping Weight: 2.55 lbs. Shipping Height: 4.00 In. Shipping Length: 5.00 In. Shipping Width: 6.00 In...- SKU:
- S21-2071
- Application:
- Industrial
- Conductor Size:
- 0
- Amps:
- 63 A
- Enclosure:
- IP20
- Handle Type:
- Door Coupling Rotary Handle
- Phases:
- 0
- Poles:
- 4
- Power:
- 0
- Size:
- 120 Millimeter Length x 84.5 Millimeter Width x 145 Millimeter Height
- Termination Type:
- M6 Screw
- Type:
- Interlockable
- Type:
- Fusible
- Volts:
- 690 VAC
- Short Description:
- 690 VAC, 63 A, 4-Pole, IP20, Door Coupling Rotary Handle, M6 Screw Terminal, Interlockable, Fusible, Motor Control Disconnect Switch
- Voltage Rating:
- 690 VAC
- Data Sheet:
- Eaton-Moeller_00670_1-6_DATA.pdf
- Installation/Operator:
- Eaton-Moeller_00020_INST.pdf
- Number of Poles:
- 4
- Current Rating:
- 63 A
- Catalog:
- Eaton-Moeller_00013_146_CAT.pdf
MSRP $1,428.36Surplus $94.32 -
Eaton NZMB2-4-A125 Molded Case Breakers (MCCBs) NZMB2 4P 125A 600V 50/60Hz 3Ph Rocker Lever
MSRP $3,152.00Surplus $471.58SKU: C15-4127 Brand: Eaton MPN: NZMB2-4-A125 UPC: 015082658476 Shipping Weight: 6.75 lbs. Shipping Height: 7.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In...- SKU:
- C15-4127
- Frame Type:
- NZM2
- Voltage Rating:
- 600 VAC Star/347 V
- Current Rating:
- 32 A
- Number of Poles:
- 4
- Interrupting Rating:
- 25 kA
- Type:
- Thermal Magnetic
- Maximum AC Voltage Rating:
- 600
- Terminal Type:
- Front Screw
- Size:
- 140 Millimeter Width x 149 Millimeter Depth x 184 Millimeter Height
- Short Description:
- 440 V, 125 A, 25 kA, 4-Pole, Front Screw Terminal, NZM2 Frame, Thermal Magnetic
- Catalog:
- Eaton-Moeller_00013_108_CAT.pdf
- Data Sheet:
- Eaton-Moeller_01059_1-7_DATA.pdf
- Specification/Technical:
- Eaton-Moeller_00239_1_2_SPEC.pdf
- Series:
- NZMB2
- Country of Origin:
- Germany
- Approval:
- UL 489, CSA C22.2, CE
MSRP $3,152.00Surplus $471.58 -
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Eaton NZMH2-A100-NA Molded Case Breakers (MCCBs) EA
MSRP $2,528.89Surplus $885.50SKU: C15-6728 Brand: Eaton MPN: NZMH2-A100-NA UPC: 4015082692353 Shipping Weight: 5.45 lbs. Shipping Height: 7.00 In. Shipping Length: 5.00 In. Shipping Width: 9.00...- SKU:
- C15-6728
- Approval:
- UL489
- Approval:
- CSA C22.2
- Approval:
- CE
- Amps:
- 100 A
- Frame:
- NZM2
- Interrupting Rating:
- 85 to 150 kA
- Maximum AC Voltage:
- 600
- Maximum DC Voltage:
- 750
- Poles:
- 3
- Size:
- 105 Millimeter Width x 149 Millimeter Depth x 184 Millimeter Height
- Terminal Type:
- Front Screw
- Type:
- Thermal Magnetic
- Type:
- Adjustable Thermal
- Volts:
- 600 VAC Star/347 V
- Volts:
- 480 V
- Volts:
- 750 VDC
- Short Description:
- 600 VAC Star/347 VAC, 480 V, 750 VDC, 100 A, 85 to 150 kA, 3-Pole, Front Screw Terminal, NZM2 Frame, Thermal Magnetic, Molded Case Circuit Breaker
- Series:
- NZMH2
- Specification/Technical:
- Eaton-Moeller_00327_1_SPEC.pdf
- Data Sheet:
- AT ...
- Catalog:
- Eaton-Moeller_00013_150_CAT.pdf
- Maximum DC Voltage Rating:
- 750
- Installation/Operator:
- Eaton_00324_INST.pdf
- Maximum AC Voltage Rating:
- 600
- Frame Type:
- NZM2
- Current Rating:
- 100 A
- Voltage Rating:
- 600 VAC Star/347 V, 480 V, 750 VDC
- Number of Poles:
- 3
MSRP $2,528.89Surplus $885.50 -
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Eaton PDGXDC Other Auxiliary/Shunt/Trip Units/UVRs
MSRP $137.00Surplus $45.85SKU: A13-1582 Brand: Eaton MPN: PDGXDC UPC: Shipping Weight: 0.35 lbs. Shipping Height: 7.00 In. Shipping Length: 13.00 In. Shipping Width: 1.00 In. Product...- SKU:
- A13-1582
MSRP $137.00Surplus $45.85 -
Eaton QBGFEP1025 Miniature Circuit Breakers (MCBs) QB 1P 25A 120V 50/60Hz 1Ph
MSRP $1,100.00Surplus $115.52Eaton QBGFEP1025 Miniature Circuit Breakers (MCBs) QB 1P 25A 120V 50/60Hz 1Ph​ ARCA SKU: C15-3020 Brand: Eaton MPN: QBGFEP1025 UPC: 786679145104 Shipping Weight: 0.45 lbs. Shipping...- SKU:
- C15-3020
- Series:
- BAB
- Volts:
- 120 V
- Amps:
- 25 A
- Poles:
- 1
- Frequency Rating:
- 50/60 Hz
- Short Description:
- EATON QB GFCI CIRCUIT BREAKER, QUICKLAG INDUSTRIAL GROUND FAULT THERMAL-MAGNETIC
- Number of Poles:
- 1
- Country of Origin:
- Dominican Republic
MSRP $1,100.00Surplus $115.52 -
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Eaton QBGFT2025 Miniature Circuit Breakers (MCBs) QB 2P 25A 120/240V 50/60Hz 1Ph EA
MSRP $1,054.46Surplus $114.06Eaton QBGFT2025 Miniature Circuit Breakers (MCBs) QB 2P 25A 120/240V 50/60Hz 1Ph EA​ ARCA SKU: C15-3918 Brand: Eaton MPN: QBGFT2025 UPC: 786676026727 Shipping Weight: 0.75 lbs. Shipping...- SKU:
- C15-3918
- Approval:
- UL 489
- Size:
- 2.75 Inch Width x 4.5 Inch Depth x 2 Inch Height
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 2
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Cable-In/Cable-Out
- Wire Size:
- 14 to 4 AWG
- Trip Sensitivity:
- 5 Milliamp
- Short Description:
- 120/240 VAC, 25 A, 2-Pole, 10 kA, Common Trip, Thermal Magnetic
- Catalog:
- Eaton_14663_V4T1_17_CAT.pdf
MSRP $1,054.46Surplus $114.06 -
Eaton QBHW3035H Miniature Circuit Breakers (MCBs) QBHW 3P 35A 240V 50/60Hz 3Ph
MSRP $733.92Surplus $192.85SKU: C15-3413 Brand: Eaton MPN: QBHW3035H UPC: 786679393352 Shipping Weight: 1.10 lbs. Shipping Height: 3.00 In. Shipping Length: 4.00 In. Shipping Width: 4.00 In...- SKU:
- C15-3413
- Series:
- QBHW
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 240 VAC
- Amps:
- 32 A
- Poles:
- 3
- Mounting:
- Bolt-On
- Interrupting Rating:
- 22 kA at 240 VAC
- Terminal Type:
- Extended Tang Line
- Terminal Type:
- Box Lug Load
- Wire Size:
- 8 to 1/0 AWG (Copper/Aluminum)
- Short Description:
- 240 VAC, 35 A, 22 kA, 3-Pole, Extended Tang Line/Steel Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_12_CAT.pdf
- Voltage Rating:
- 240 V AC
- Current Rating:
- 35 A
- Number of Poles:
- 3
MSRP $733.92Surplus $192.85 -
Eaton QBHW3040H Miniature Circuit Breakers (MCBs) QBHW 3P 40A 240V 50/60Hz 3Ph EA
MSRP $689.77Surplus $173.63Eaton QBHW3040H Miniature Circuit Breakers (MCBs) QBHW 3P 40A 240V 50/60Hz 3Ph EA​ ARCA SKU: C15-1784 Brand: Eaton MPN: QBHW3040H UPC: 786679393406 Shipping Weight: 1.10 lbs. Shipping...- SKU:
- C15-1784
- Series:
- QBHW
- Type:
- Molded Case
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 240 VAC
- Amps:
- 32 A
- Poles:
- 3
- Mounting:
- Bolt-On
- Interrupting Rating:
- 22000 A at 240 VAC
- Terminal Type:
- Extended Tang Line Terminal
- Terminal Type:
- Box Lug Load Terminal
- Wire Size:
- 14 to 4 AWG Aluminum/Copper (Load)
- Short Description:
- 240 VAC, 40 A, 22 kA, 3-Pole, Extended Tang Line/Steel Box Lug Load Terminal, Bolt-On Mount, Thermal Magnetic, Miniature
- Catalog:
- Eaton_03771_V4T1_12_CAT.pdf
- TS PIK:
- 21510609
- Voltage Rating:
- 240 VAC
- Number of Poles:
- 3
- Current Rating:
- 40 A
- Country of Origin:
- Dominican Republic
MSRP $689.77Surplus $173.63 -
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Eaton QCGF2030 Din Rail Mounted Circuit Breakers 30A
MSRP $651.00Surplus $251.24Eaton QCGF2030 Din Rail Mounted Circuit Breakers 30A​ ARCA SKU: C15-4109 Brand: Eaton MPN: QCGF2030 UPC: 78667957406 Shipping Weight: 0.85 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-4109
- Type:
- Thermal Magnetic
- Type:
- Circuit Protector
- Approval:
- UL 489
- Approval:
- CSA
- Volts:
- 120/240 VAC
- Amps:
- 32 A
- Poles:
- 2
- Mounting:
- Cable In/Cable Out
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Aluminum Lug Line Terminal
- Terminal Type:
- Steel Box Lug Load Terminal
- Wire Size:
- 14 to 4 AWG Aluminum/Copper (Load)
- Trip Sensitivity:
- 5 MilliA
- Short Description:
- 120/240 VAC, 30 A, 10 kA, 5 mA Trip Level, 2-Pole, Aluminum Lug Line Terminal, Steel Box Lug Load Terminal, Cable-In/Out Mount, Thermal Magnetic, Circuit Protector
- Catalog:
- Eaton_00073_V9T1_23_CAT.pdf
- TS PIK:
- 119064586
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 30 A
- Number of Poles:
- 2
MSRP $651.00Surplus $251.24 -
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Eaton QCGFEP2020 Miniature Circuit Breakers (MCBs) QCGF 2P 20A 240V 50/60Hz 1Ph
MSRP $1,200.00Surplus $425.60SKU: C15-1664 Brand: Eaton MPN: QCGFEP2020 UPC: 786679574225 Shipping Weight: 0.85 lbs. Shipping Height: 4.00 In. Shipping Length: 6.00 In. Shipping Width: 3.00 In...- SKU:
- C15-1664
- Approval:
- UL
- Approval:
- CSA
- Amps:
- 20 A
- Interrupting Rating:
- 10000 Amp
- Poles:
- 2
- Size:
- 2 Inch Width x 3 Inch Depth x 2 Inch Height
- Terminal Type:
- Aluminum Box Lug Standard Line
- Trip Sensitivity:
- 30 Milliamp
- Type:
- Thermal Magnetic
- Type:
- Non-Interchangeable Trip
- Type:
- Cable-In/Cable-Out
- Type:
- Equipment Protector
- Type:
- Miniature
- Used On:
- 0
- Volts:
- 120/240 VAC
- Gauge:
- 14 to 4 AWG Copper/Aluminum (Standard Load)
- Short Description:
- 0
- Series:
- 0
- Specification/Technical:
- ...
MSRP $1,200.00Surplus $425.60 -
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Eaton QCGFT1015 Miniature Circuit Breakers (MCBs) QCGF 1P 15A 120V 50/60Hz 1Ph EA
MSRP $750.00Surplus $140.43SKU: C15-3825 Brand: Eaton MPN: QCGFT1015 UPC: 786680130601 Shipping Weight: 0.40 lbs. Shipping Height: 2.00 In. Shipping Length: 7.00 In. Shipping Width: 4.00 In...- SKU:
- C15-3825
- Approval:
- UL 489/943/1053
- Approval:
- CSA
- Amps:
- 15 A
- Interrupting Rating:
- 10 kA
- Poles:
- 1
- Size:
- 1 Inch Width x 1 Inch Depth x 1 Inch Height
- Terminal Type:
- Cable-In/Cable-Out
- Trip Sensitivity:
- 5 Milliamp
- Type:
- Thermal Magnetic
- Volts:
- 120 VAC
- Gauge:
- 0
- Short Description:
- 120 VAC, 15 A, 1-Pole, 10 kA, Cable Terminal, Cable-In/Cable-Out Mount, Thermal Magnetic, Ground Fault Circuit Breaker
- Series:
- QCGFT
- Specification/Technical:
- Eaton_32357_1_SPEC.pdf
- Current Rating:
- 15 A
- Voltage Rating:
- 120 VAC
- Number of Poles:
- 1
- Catalog:
- Eaton_03771_V4T1_28_CAT.pdf
- Country of Origin:
- Dominican Republic
MSRP $750.00Surplus $140.43 -
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Eaton RGC320033MC Molded Case Breakers (MCCBs) RGC 3P 2000A 690V 50/60Hz 3Ph R Frame
MSRP $43,415.00Surplus $14,682.32SKU: C15-4203 Brand: Eaton MPN: RGC320033MC UPC: 786685578064 Shipping Weight: 114.50 lbs. Shipping Height: 18.00 In. Shipping Length: 20.00 In. Shipping Width: 19.00...- SKU:
- C15-4203
- Series:
- C
- Volts:
- 690 V
- Amps:
- 2000 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Frame:
- R
- Short Description:
- EATON SERIES G ELECTRONIC MOLDED CASE CIRCUIT BREAKER, RG-FRAME, RG, DIGITRIP 31
MSRP $43,415.00Surplus $14,682.32 -
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Eaton RGH320032EC Molded Case Breakers (MCCBs) RGH 3P 2000A 690V 50/60Hz 3Ph R Frame
MSRP $44,446.00Surplus $14,879.29SKU: C15-3715 Brand: Eaton MPN: RGH320032EC UPC: 786685574752 Shipping Weight: 108.20 lbs. Shipping Height: 19.00 In. Shipping Length: 21.00 In. Shipping Width: 19.00...- SKU:
- C15-3715
- Series:
- C
- Volts:
- 690 V
- Amps:
- 2000 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Frame:
- R
- Short Description:
- RGH 310+ 3P BKR- LSI 2000A 100% RATED ENG. CONDUCTORS
MSRP $44,446.00Surplus $14,879.29 -
Eaton SADP316 Circuit Breaker Accessories Adapter Kit 3P 1600A NF/RF Frame
MSRP $1,150.00Surplus $239.07SKU: C15-3291 Brand: Eaton MPN: SADP316 UPC: 786685441009 Shipping Weight: 5.50 lbs. Shipping Height: 4.00 In. Shipping Length: 9.00 In. Shipping Width: 6.00 In...- SKU:
- C15-3291
- Type:
- Universal Interrupt Terminal
- Type:
- 3-Pole
- Used On:
- NRX Power Defense Terminal
- Short Description:
- 1600 A, 3-Pole, Rear Mount Connection, Short Horizontal/Vertical, Universal Interrupt
- Catalog:
- Eaton_46618_5_CAT.pdf
- Data Sheet:
- Eaton_14703_6_DATA.pdf
- Installation/Operator:
- Eaton_00327_INST.pdf
- Country of Origin:
- United States
MSRP $1,150.00Surplus $239.07 -
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Eaton UVH1LA08 Circuit Breaker Accessories 127V 0Ph 0HP 0W 0ft 0 PSI 0Wire 0Jaws 0RPMs 0Cir 0Sp 0BOX
MSRP $1,600.00Surplus $176.08SKU: C15-4654 Brand: Eaton MPN: UVH1LA08 UPC: Shipping Weight: 0.15 lbs. Shipping Height: 3.00 In. Shipping Length: 5.00 In. Shipping Width: 5.00 In. Product...- SKU:
- C15-4654
- Volts:
- 127 V
- Country of Origin:
- Dominican Republic
MSRP $1,600.00Surplus $176.08 -
Eaton WMZS3D10 Miniature Circuit Breakers (MCBs) EA
MSRP $233.10Surplus $129.91Eaton WMZS3D10 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-9063 Brand: Eaton MPN: WMZS3D10 UPC: 7866852599016 Shipping Weight: 0.75 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-9063
- Short Description:
- UL 1077 WMZS DIN RAIL SUPPLEMENTARY PROTECTOR
- Country of Origin:
- United States
MSRP $233.10Surplus $129.91 -
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GE FAL34020 Molded Case Breakers (MCCBs) 3P 20A 50/60Hz 3Ph EA
MSRP $3,000.00Surplus $875.21SKU: U00-3258 Brand: GE MPN: FAL34020 UPC: 78590142324 Shipping Weight: 4.65 lbs. Shipping Height: 6.00 In. Shipping Length: 8.00 In. Shipping Width: 5.00 In...- SKU:
- U00-3258
- TS PIK:
- 128397896
- Size:
- 4.5 Inch Width x 4.13 Inch Depth x 6 Inch Height
- Terminal Type:
- Lug
- Current Rating:
- 20 A
- Number of Poles:
- 3
- Type:
- Thermal Magnetic
- Voltage Rating:
- 480 VAC, 250 VDC
- Series:
- FA
- Data Sheet:
- SchneiderElectric_05208_1_2_DATA.pdf
- Catalog:
- SchneiderElectric-SquareD_00096_21-23_CAT.pdf
- Frame Type:
- F
- Short Description:
- 480 V, 20 A, 18 kA Interrupt, 3-Pole, Line/Load Lug Terminal, Unit Mount, Thermal Magnetic, Molded Case Circuit Breaker
- Interrupting Rating:
- 18 kA at 480/600 VAC
MSRP $3,000.00Surplus $875.21 -
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GE TED134100WL Molded Case Breakers (MCCBs) TED 3P 100A 480V 50/60Hz 3Ph EA
MSRP $1,441.02Surplus $363.75GE TED134100WL Molded Case Breakers (MCCBs) TED 3P 100A 480V 50/60Hz 3Ph EA​ ARCA SKU: C15-4894 Brand: GE MPN: TED134100WL UPC: 783164063134 Shipping Weight: 4.30 lbs. Shipping...- SKU:
- C15-4894
- Frame Type:
- E150
- Voltage Rating:
- 120/240/277/480/600 VAC
- Current Rating:
- 32 A
- Number of Poles:
- 3
- Interrupting Rating:
- 14 kA at 600 VAC,18 kA at 120/240/277/480 VAC,10 kA at 125/250/500 VDC
- Type:
- Thermal Magnetic
- Maximum AC Voltage Rating:
- 600 V
- Maximum DC Voltage Rating:
- 500 V
- Terminal Type:
- Copper/Aluminum Line and Load Lug
- Short Description:
- 480 VAC, 100 A, 18 kA Interrupt, 3-Pole, Aluminum/Copper Line/Load Lug Terminal, E150-Frame, Non-Interchangeable Trip, Core E/Mid Tier, Thermal Magnetic
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_4_6_5_6_9_6_67_6_68_CA
- Specification/Technical:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00985_1-3_SPEC.pdf
- TS PIK:
- 122116018
MSRP $1,441.02Surplus $363.75 -
GE TEY140 Miniature Circuit Breakers (MCBs) 1P 40A EA
MSRP $147.03Surplus $89.11GE TEY140 Miniature Circuit Breakers (MCBs) 1P 40A EA​ ARCA SKU: C15-5875 Brand: GE MPN: TEY140 UPC: 783164182132 Shipping Weight: 0.80 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-5875
- TS PIK:
- 119161003
- Short Description:
- 480 VAC Star/277 VAC, 40 A, 65 kA Interrupt, 1-Pole, 10 to 4 AWG Aluminum/Copper Integral Load Lug Terminal, 1" Bolt-On Mount, Non-Interchangeable Trip, Compact, Thermal Magnetic, Industrial Molded Case Circuit Breaker
- Terminal Type:
- Bolt-On
- Type:
- Thermal Magnetic, Compact
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01762_1_CAD.pdf
- Interrupting Rating:
- 14 kA at 120/240/277 VAC, 65 kA at 120 VAC
- Number of Poles:
- 1
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00022_INST.pdf
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00542_6_9_6_64_CAT.pdf
- Current Rating:
- 40 A
- Voltage Rating:
- 120/240/277 VAC
MSRP $147.03Surplus $89.11 -
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GENERAL ELECTRIC 21-D136TED Circuit Breaker Accessories
MSRP $421.56Surplus $123.39GENERAL ELECTRIC 21-D136TED Circuit Breaker Accessories​ ARCA SKU: E30-8350 Brand: GENERAL ELECTRIC MPN: 21-D136TED UPC: Shipping Weight: 4.05 lbs. Shipping Height: 5.00 In...- SKU:
- E30-8350
MSRP $421.56Surplus $123.39
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