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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Eaton CHSF2125 Miniature Circuit Breakers (MCBs) 2P 125A 120/240V EA
MSRP $202.85Surplus $53.80Eaton CHSF2125 Miniature Circuit Breakers (MCBs) 2P 125A 120/240V EA​ ARCA SKU: C15-3185 Brand: Eaton MPN: CHSF2125 UPC: 782113099132 Shipping Weight: 0.45 lbs. Shipping Height: 2.00...- SKU:
- C15-3185
- Series:
- CH
- Amps:
- 125 A
- Used On:
- Type CH Load Center
- Poles:
- 2
- Quantity:
- 1
- Short Description:
- 125 A, 2-Pole, 1-Space
- Catalog:
- Eaton_36601_V1T1_2_V1T1_10_V1T1_22_CAT.pdf
- Number of Poles:
- 2
- Current Rating:
- 125 A
- Country of Origin:
- Dominican Republic
MSRP $202.85Surplus $53.80 -
Eaton DC1F060 Circuit Breaker Accessories Jumper Kit 60A F Frame
MSRP $451.00Surplus $59.17Eaton DC1F060 Circuit Breaker Accessories Jumper Kit 60A F Frame​ ARCA SKU: C15-4786 Brand: Eaton MPN: DC1F060 UPC: Shipping Weight: 0.45 Shipping Height: 5.00 In. Shipping...- SKU:
- C15-4786
- Amps:
- 60 A
- Frame:
- F
- Short Description:
- DC JUMPER KIT_ F FRAME_ 60A
- Country of Origin:
- United States
MSRP $451.00Surplus $59.17 -
Eaton EHD2050 Molded Case Breakers (MCCBs) 2P 50A 480V EA
MSRP $749.97Surplus $505.40Eaton EHD2050 Molded Case Breakers (MCCBs) 2P 50A 480V EA​ ARCA SKU: C15-2311 Brand: Eaton MPN: EHD2050 UPC: 78667931747 Shipping Weight: 3.05 lbs. Shipping Height: 4.00 In...- SKU:
- C15-2311
- Series:
- EHD
- Type:
- Thermal Magnetic
- Type:
- Compact
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Size:
- 2.75 Inch Width x 3.38 Inch Depth x 6 Inch Height
- Volts:
- 480 VAC 50/60 Hertz
- Volts:
- 250 VDC
- Amps:
- 32 A
- Poles:
- 2
- Interrupting Rating:
- 14 kA at 480 VAC
- Interrupting Rating:
- 10 Kiloamp at 250 Volt DC
- Terminal Type:
- Standard Pressure Line and Load
- Frame Type:
- FD
- Maximum AC Voltage Rating:
- 480 V
- Maximum DC Voltage Rating:
- 250 V
- Short Description:
- 480 VAC 50/60 Hz, 250 VDC, 50 A, 14/10 kA, 2-Pole, Standard Pressure Load Terminal, EHD Frame, Thermal Magnetic, Molded Case
- Catalog:
- Eaton_27487_V4T2_254_V4T2_255_V4T2_273_V4T2_274_CAT.pdf
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00024_INST.pdf
- CAD Drawing:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01786_1_CAD.pdf
- TS PIK:
- 21509168
- Number of Poles:
- 2
- Voltage Rating:
- 480 VAC 50/60 Hertz, 250 VDC
- Data Sheet:
- Eaton_40755_1-4_DATA.pdf
- Current Rating:
- 50 A
- Country of Origin:
- Dominican Republic
MSRP $749.97Surplus $505.40 -
Eaton FAZ-C30/3 Miniature Circuit Breakers (MCBs)
MSRP $379.50Surplus $56.97Eaton FAZ-C30/3 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-3345 Brand: Eaton MPN: FAZ-C30/3 UPC: 015081639605 Shipping Weight: 0.85 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-3345
- Series:
- FAZ
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Approval:
- UL 1077
- Approval:
- UL (Canada and US)
- Approval:
- CSA C22.2
- Approval:
- CE
- Size:
- 2.09 Inch Width x 2.36 Inch Depth x 3.15 Inch Height
- Volts:
- 277/480 VAC
- Amps:
- 32 A
- Poles:
- 3
- Mounting:
- DIN Rail
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Screw
- Wire Size:
- 18 to 4/18 to 8 AWG
- Trip Setting:
- 5 to 10 x Rated Current
- Short Description:
- 277/480 VAC 50/60 Hz, 30 A, 3-Pole, 10 kA, 5 to 10 x Rated Current, Line/Load Terminal, DIN Rail Mount, Standard Packaging, C-Curve, Current Limiting, Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
- Data Sheet:
- Eaton_53935_1_2_DATA.pdf
- Number of Poles:
- 3
- Voltage Rating:
- 277/480 VAC
- Current Rating:
- 30 A
- Curve Type:
- C
- TS PIK:
- 124610280
- Country of Origin:
- Spain
MSRP $379.50Surplus $56.97 -
Eaton GHB3070 Molded Case Breakers (MCCBs) GHB 3P 70A 277V 50/60Hz 3Ph G Frame EA
MSRP $1,200.00Surplus $553.28SKU: C15-3735 Brand: Eaton MPN: GHB3070 UPC: 786679911310 Shipping Weight: 1.50 lbs. Shipping Height: 4.00 In. Shipping Length: 5.00 In. Shipping Width: 4.00 In...- SKU:
- C15-3735
- Series:
- C
- Type:
- Molded Case
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Size:
- 3.8 Inch Width x 6.6 Inch Depth x 4 Inch Height
- Volts:
- 277/480 VAC at 50/60 Hertz
- Volts:
- 125/250 VDC
- Amps:
- 32 A
- Poles:
- 3
- Interrupting Rating:
- 14 kA at 480 VAC Star/277 VAC/125/250 VDC
- Terminal Type:
- Aluminum Pressure Line and Load
- Frame Type:
- GHB
- Maximum AC Voltage Rating:
- 480 V
- Maximum DC Voltage Rating:
- 250 V
- Short Description:
- 277/480 VAC 50/60 Hz, 125 VDC, 70 A, 14 kA, 3-Pole, Steel Pressure Screw Line and Load Terminal, GHB Frame, Thermal Magnetic, Molded Case
- Catalog:
- Eaton_27487_V4T2_254_V4T2_255_V4T2_259_V4T2_260_CAT.pdf
- Installation/Operator:
- Eaton_00166_INST.pdf
- TS PIK:
- 21517408
- Number of Poles:
- 3
- Voltage Rating:
- 277/480 VAC, 125/250 VDC
- Current Rating:
- 70 A
MSRP $1,200.00Surplus $553.28 -
Eaton HMCP070J2 Motor Circuit Protector (MCPs) EA
MSRP $2,450.00Surplus $670.32SKU: C15-9654 Brand: Eaton MPN: HMCP070J2 UPC: 78667915089 Shipping Weight: 4.15 lbs. Shipping Height: 5.00 In. Shipping Length: 8.00 In. Shipping Width: 5.00 In...- SKU:
- C15-9654
- TS PIK:
- 21505333
- Country of Origin:
- Dominican Republic
MSRP $2,450.00Surplus $670.32 -
Eaton JHMVD Circuit Breaker Accessories Handle Mechanism J-K Frame
MSRP $255.00Surplus $25.36Eaton JHMVD Circuit Breaker Accessories Handle Mechanism J-K Frame​ ARCA SKU: C15-4003 Brand: Eaton MPN: JHMVD UPC: 782116347353 Shipping Weight: 1.75 Shipping Height: 5.00 In. Shipping...- SKU:
- C15-4003
- Short Description:
- VARI-DEPTH ROTARY MECH 10 MM (JD)
- Type:
- Handle Mechanism
- Frame Type:
- J-K
- Country of Origin:
- United States​
MSRP $255.00Surplus $25.36 -
Eaton KT3400T Trip Units 3P 400A 600V EA
MSRP $1,216.84Surplus $575.95SKU: A13-1041 Brand: Eaton MPN: KT3400T UPC: 78667926609 Shipping Weight: 1.75 lbs. Shipping Height: 4.00 In. Shipping Length: 6.00 In. Shipping Width: 4.00 In...- SKU:
- A13-1041
- Adjustment:
- Magnetic Trip
- Approval:
- UL
- Amps:
- 400 A
- Frame:
- K
- Poles:
- 3
- Type:
- Thermal Magnetic
- Short Description:
- 400 A, 3-Pole, K Frame, Thermal Magnetic, Molded Case Circuit Breaker Trip Unit
- Series:
- C
- Specification/Technical:
- Eaton_08729_1_2_SPEC.pdf
- TS PIK:
- 21507995
- Frame Type:
- K
- Catalog:
- Eaton_27487_V4T2_299_V4T2_300_V4T2_302_CAT.pdf
- Current Rating:
- 400 A
- Number of Poles:
- 3
- Country of Origin:
- Dominican Republic
MSRP $1,216.84Surplus $575.95 -
Eaton LD3600 Molded Case Breakers (MCCBs) 3P 600A
MSRP $12,981.77Surplus $4,883.76SKU: C15-6808 Brand: Eaton MPN: LD3600 UPC: 78667934182 Shipping Weight: 21.85 lbs. Shipping Height: 8.00 In. Shipping Length: 14.00 In. Shipping Width: 11.00 In...- SKU:
- C15-6808
- TS PIK:
- 21010546
- Current Rating:
- 600 A
- Terminal Type:
- Aluminum/Copper Standard Pressure Line and Load Terminal
- Catalog:
- Eaton_27487_V4T2_254_V4T2_255_V4T2_323_V4T2_324_CAT.pdf
- Voltage Rating:
- 600 VAC, 250 VDC
- Number of Poles:
- 3
- Type:
- Molded Case, Thermal Magnetic
- Installation/Operator:
- Eaton_00486_INST.pdf
- Frame Type:
- LD
- Interrupting Rating:
- 35 kA at 480 VAC
- Size:
- 8.25 Inch Width x 4.06 Inch Depth x 10.75 Inch Height
- Maximum DC Voltage Rating:
- 250 V
- Maximum AC Voltage Rating:
- 600 V
- Series:
- C, LD
- Short Description:
- 600 VAC 50/60 Hz, 250 VDC, 600 A, 35 kA, 3-Pole, LD Frame, Thermal Magnetic, Molded Case, Interchangeable Trip Circuit Breaker
MSRP $12,981.77Surplus $4,883.76 -
Eaton LG3600 Molded Case Breakers (MCCBs) EA
MSRP $7,700.00Surplus $2,015.86SKU: C15-9644 Brand: Eaton MPN: LG3600 UPC: 786679659236 Shipping Weight: 22.95 lbs. Shipping Height: 8.00 In. Shipping Length: 11.00 In. Shipping Width: 14.00 In...- SKU:
- C15-9644
- TS PIK:
- 107005285
- Country of Origin:
- United States
MSRP $7,700.00Surplus $2,015.86 -
Eaton LGHMVD12RX Circuit Breaker Accessories EA
MSRP $388.34Surplus $73.23Eaton LGHMVD12RX Circuit Breaker Accessories EA​ ARCA SKU: C15-5260 Brand: Eaton MPN: LGHMVD12RX UPC: Shipping Weight: 3.65 Shipping Height: 8.00 In. Shipping Length: 16.00 In...- SKU:
- C15-5260
- Short Description:
- LG VD ROTARY HNDLE KIT_ 12@ SHFT_ S2 RED_ 4/4X
- Country of Origin:
- United States
MSRP $388.34Surplus $73.23 -
Eaton MT3700T Trip Units
MSRP $5,122.58Surplus $1,662.50SKU: A13-1241 Brand: Eaton MPN: MT3700T UPC: 782114350140 Shipping Weight: 2.80 lbs. Shipping Height: 6.00 In. Shipping Length: 9.00 In. Shipping Width: 6.00 In...- SKU:
- A13-1241
- Series:
- C
- Type:
- Thermal Magnetic
- Approval:
- UL
- Amps:
- 700 A
- Poles:
- 3
- Frame Type:
- HMDL
- Adjustment:
- Magnetic Trip
- Short Description:
- 700 A, 3-Pole, MDL/HMDL Frame, Thermal Magnetic
- Catalog:
- Eaton_27487_V4T2_349-V4T2_351_V4T2_485_CAT.pdf
- TS PIK:
- 115512085
- Current Rating:
- 700 A
- Number of Poles:
- 3
- Country of Origin:
- United States
MSRP $5,122.58Surplus $1,662.50 -
Eaton QCR2020 Miniature Circuit Breakers (MCBs) QCR 2P 20A 240V 50/60Hz 1Ph
MSRP $175.00Surplus $36.07Eaton QCR2020 Miniature Circuit Breakers (MCBs) QCR 2P 20A 240V 50/60Hz 1Ph​ ARCA SKU: C15-3240 Brand: Eaton MPN: QCR2020 UPC: 786679473566 Shipping Weight: 0.45 Shipping Height: 1.20 In...- SKU:
- C15-3240
- Approval:
- UL 489/E7819
- Approval:
- CSA LR48907
- Amps:
- 20 A
- Interrupting Rating:
- 10000 A at 120/240 VAC
- Interrupting Rating:
- 3000 Amp at 24/48/62.5 Volt DC
- Mounting:
- Rear
- Poles:
- 2
- Size:
- 3.3 Inch Width x 4.6 Inch Depth x 1.2 Inch Height
- Terminal Type:
- Steel Box Lug Standard Load
- Type:
- Fixed Thermal Magnetic
- Type:
- Cable-In/Cable-Out
- Type:
- Miniature
- Volts:
- 120/240 VAC
- Volts:
- 24/48/62.5 VDC
- Gauge:
- 14 to 4 AWG Copper/Aluminum (Standard Load)
- Country of Origin:
- Dominican Republic
- Short Description:
- EATON QUICKLAG TYPE QCR 1/2-INCH INDUSTRIAL THERMAL-MAGNETIC CIRCUIT BREAKER,IND
- Voltage Rating:
- 120/240 VAC, 24/48/62.5 VDC
- Number of Poles:
- 2
- Wire Size:
- 14 to 4 AWG Copper/Aluminum (Standard Load)
- Current Rating:
- 20 A
- Catalog:
- Eaton_03771_V4T1_3-V4T1_46_CAT.pdf
MSRP $175.00Surplus $36.07 -
GE THQB2160 Miniature Circuit Breakers (MCBs)
MSRP $119.57Surplus $36.31GE THQB2160 Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-6030 Brand: GE MPN: THQB2160 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00...- SKU:
- C15-6030
- Terminal Type:
- Bolt-On
- Type:
- Thermal Magnetic, Compact
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00005_INST.pdf
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00015_6_8_6_35_CAT.pdf
- Short Description:
- 120/240 VAC, 60 A, 10 kA, 2-Pole, 8 to 3 AWG Copper/Aluminum, 1" Bolt-On Mount, Q-Line Frame, Molded Case, Non-Interchangeable/Common Trip, Compact, Fixed Thermal Magnetic, Circuit Breaker
- Mounting:
- Bolt-On
MSRP $119.57Surplus $36.31 -
GENERAL ELECTRIC THED113020 Molded Case Breakers (MCCBs) EA
MSRP $1,069.25Surplus $100.34GENERAL ELECTRIC THED113020 Molded Case Breakers (MCCBs) EA​ ARCA SKU: C15-3082 Brand: GENERAL ELECTRIC MPN: THED113020 UPC: 78316413867 Shipping Weight: 1.45 lbs. Shipping Height: 4...- SKU:
- C15-3082
- TS PIK:
- 112128663
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00116_INST.pdf
- CAD Drawings:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_04182_1_CAD.pdf
- Short Description:
- 277 VAC, 20 A, 65 kA, 1-Pole, Copper/Aluminum Load Lug Terminal, Thermal Magnetic, Non-Interchangeable, Molded Case Circuit Breaker
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_01912_6_67_CAT.pdf
- Terminal Type:
- Copper/Aluminum Load Lug
- Current Rating:
- 20 A
- Number of Poles:
- 1
- Type:
- Thermal Magnetic
MSRP $1,069.25Surplus $100.34 -
GENERAL ELECTRIC THQL1115GFT Miniature Circuit Breakers (MCBs) 1P 15A EA
MSRP $309.40Surplus $26.60GENERAL ELECTRIC THQL1115GFT Miniature Circuit Breakers (MCBs) 1P 15A EA​ ARCA SKU: C15-5926 Brand: GENERAL ELECTRIC MPN: THQL1115GFT UPC: 78316448529 Shipping Weight: 0.30 lbs. Shipping...- SKU:
- C15-5926
- Type:
- Compact
- Terminal Type:
- Plug-On
- Voltage Rating:
- 120/240 VAC
- Current Rating:
- 15 A
- Number of Poles:
- 1
- Interrupting Rating:
- 10 kA at 120 VAC
- Short Description:
- 120/240 VAC, 15 A, 10 kA, 1-Pole, 14 to 8 AWG Copper/12 to 8 AWG Aluminum, 1" Plug-In Mount, Box Terminal, Q-Line Frame, Molded Case, Common Trip, Compact, Fixed Thermal Magnetic, Ground Fault, Self-Test, Circuit Breaker
- Catalog:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00015_6_8_6_32_CAT.pdf
- Installation/Operator:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00006_INST.pdf
- Specification/Technical:
- ABBElectrificationProducts-ABBGEIndustrialSolutions_00341_1_2_SPEC.pdf
- TS PIK:
- 126205042
- Mounting:
- Plug-On
- Approval:
- UL
- Maximum AC Voltage Rating:
- 240 V
MSRP $309.40Surplus $26.60 -
Leviton LB115-T Miniature Circuit Breakers (MCBs)
MSRP $12.54Surplus $6.08SKU: C15-11935 Brand: Leviton MPN: LB115-T UPC: Shipping Weight: 0.40 lbs. Shipping Height: 1.00 In. Shipping Length: 4.00 In. Shipping Width: 3.00 In. Product...- SKU:
- C15-11935
- TS PIK:
- 18
- Country of Origin:
- CHN
MSRP $12.54Surplus $6.08 -
Leviton LB120-T Miniature Circuit Breakers (MCBs)
MSRP $12.54Surplus $6.97SKU: C15-11942 Brand: Leviton MPN: LB120-T UPC: Shipping Weight: 0.50 lbs. Shipping Height: 1.00 In. Shipping Length: 4.00 In. Shipping Width: 3.00 In. Product...- SKU:
- C15-11942
- TS PIK:
- 18
- Country of Origin:
- CHN
MSRP $12.54Surplus $6.97 -
Siemens BQ3B050 Miniature Circuit Breakers (MCBs) EA
MSRP $614.00Surplus $88.13Siemens BQ3B050 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-6144 Brand: Siemens MPN: BQ3B050 UPC: 78364310262 Shipping Weight: 1.00 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-6144
- TS PIK:
- 21366198
- Mounting:
- Bolt-On
- Voltage Rating:
- 240 VAC at 50/60 Hz (UL)
- Short Description:
- 240 VAC, 50 A, 10 kA Interrupt, 3-Pole, BQ-Frame, Load Lug Terminal, Bolt-On Mount, Thermal Magnetic, Common Trip, Molded Case Circuit Breaker
- Current Rating:
- 50 A
- Series:
- BQ
- Number of Poles:
- 3
- Type:
- Molded Case, Thermal and Fixed Magnetic Trip, Common Trip
- Catalog:
- SiemensAG_00876_1_5_5_18_5_24_CAT.pdf
- Terminal Type:
- Load Lug
- Wire Size:
- 8 to 6 AWG (Copper), 8 to 4 AWG (Aluminum)
- Used On:
- P1/P2/P3/P4/P5 Panelboard
- Interrupting Rating:
- 10 kA at 240 VAC Symmetrical (UL)
- Size:
- 3 Inch W x 3 Inch D x 3-3/4 Inch H
- Country of Origin:
- Mexico
MSRP $614.00Surplus $88.13 -
Siemens BQD320 Miniature Circuit Breakers (MCBs) 3P 20A
MSRP $1,202.00Surplus $207.48SKU: C15-6236 Brand: Siemens MPN: BQD320 UPC: 78364327735 Shipping Weight: 1.75 lbs. Shipping Height: 4.49 In. Shipping Length: 3.00 In. Shipping Width: 2.70 In...- SKU:
- C15-6236
- TS PIK:
- 126054963
- Current Rating:
- 20 A
- Number of Poles:
- 3
- Catalog:
- SiemensAG_00876_5_18_5_20_CAT.pdf
- Voltage Rating:
- 480 Star/277 VAC 50/60 Hertz
- Interrupting Rating:
- 14 kA at 480 Star/277 VAC
- Type:
- Branch, Molded Case, Thermal and Fixed Magnetic
- Short Description:
- 480 VAC Star/277 VAC, 20 A, 14 kA, 3-Pole, Bolt-On Mount, Molded Case, Branch, Thermal Magnetic, Panelboard Circuit Breaker
- Data Sheet:
- SiemensAG_01618_1_DATA.pdf
- Used On:
- Panelboard
- Country of Origin:
- Mexico
MSRP $1,202.00Surplus $207.48
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