
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 GHB2040 Molded Case Breakers (MCCBs) GHB 2P 40A 480V 50/60Hz 2Ph G Frame EA
MSRP $816.78Surplus $325.90Eaton GHB2040 Molded Case Breakers (MCCBs) GHB 2P 40A 480V 50/60Hz 2Ph G Frame EA​ ARCA SKU: C15-2287 Brand: Eaton MPN: GHB2040 UPC: 786679911228 Shipping Weight: 1.25 Shipping Height: 3...- SKU:
- C15-2287
- Series:
- C, GHB
- Type:
- Molded Case
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Size:
- 3.8 Inch Width x 6.2 Inch Depth x 2.9 Inch Height
- Volts:
- 277/480 VAC at 50/60 Hertz
- Volts:
- 125/250 VDC
- Amps:
- 32 A
- Poles:
- 2
- Interrupting Rating:
- 14 kA at 480 VAC Star/277 VAC/125/250 VDC
- Terminal Type:
- Aluminum Pressure Line and Load
- Frame Type:
- G
- Maximum AC Voltage Rating:
- 480 V
- Maximum DC Voltage Rating:
- 250 V
- Short Description:
- 277/480 VAC 50/60 Hz, 125 VDC, 40 A, 14 kA, 2-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
- Voltage Rating:
- 277/480 VAC, 125/250 VDC
- Number of Poles:
- 2
- Current Rating:
- 40 A
- Country of Origin:
- Dominican Republic
MSRP $816.78Surplus $325.90 -
Eaton GHB3040 Molded Case Breakers (MCCBs) GHB 3P 40A 480V 50/60Hz 3Ph G Frame EA
MSRP $1,170.72Surplus $363.40SKU: C15-2804 Brand: Eaton MPN: GHB3040 UPC: 78667991128 Shipping Weight: 1.75 lbs. Shipping Height: 5.00 In. Shipping Length: 7.00 In. Shipping Width: 4.00 In...- SKU:
- C15-2804
- Series:
- C
- Type:
- Molded Case
- Type:
- Thermal Magnetic
- Approval:
- CSA C22.2
- Approval:
- UL 489
- Size:
- 3 Inch Width x 2.63 Inch Depth x 4 Inch Height
- Volts:
- 277/480 VAC 50/60 Hertz
- Volts:
- 125/250 VDC
- Amps:
- 32 A
- Poles:
- 3
- Interrupting Rating:
- 65 kA at 240 VAC
- Interrupting Rating:
- 14 kA at 277 Volt AC/480 Star/250 Volt DC
- 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, 40 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:
- 21517405
- Current Rating:
- 40 A
- Number of Poles:
- 3
- Voltage Rating:
- 277/480 VAC 50/60 Hertz, 125/250 VDC
- Country of Origin:
- United States
MSRP $1,170.72Surplus $363.40 -
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Eaton GHB1040 Molded Case Breakers (MCCBs) GHB 1P 40A 480V 50/60Hz 1Ph G Frame
MSRP $279.07Surplus $242.61Eaton GHB1040 Molded Case Breakers (MCCBs) GHB 1P 40A 480V 50/60Hz 1Ph G Frame​ ARCA SKU: C15-1871 Brand: Eaton MPN: GHB1040 UPC: Shipping Weight: 0.65 Shipping Height: 2.00 In. Shipping...- SKU:
- C15-1871
- Series:
- C, GHB
- Type:
- Molded Case
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Size:
- 3.6 Inch Width x 6.2 Inch Depth x 1.9 Inch Height
- Volts:
- 277/480 VAC at 50/60 Hertz
- Volts:
- 125 VDC
- Amps:
- 32 A
- Poles:
- 1
- Interrupting Rating:
- 14 kA at 277 VAC/125 VDC
- Terminal Type:
- Aluminum Pressure Line and Load
- Frame Type:
- G
- Maximum AC Voltage Rating:
- 480 V
- Maximum DC Voltage Rating:
- 125 V
- Short Description:
- 277/480 VAC 50/60 Hz, 125 VDC, 40 A, 14 kA, 1-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
- Data Sheet:
- Eaton_40755_1-4_DATA.pdf
- Current Rating:
- 40 A
- Voltage Rating:
- 277/480 VAC, 125 VDC
- Installation/Operator:
- Eaton_00166_INST.pdf
- Number of Poles:
- 1
MSRP $279.07Surplus $242.61 -
Eaton EGS3040FFB Molded Case Breakers (MCCBs) 3P 40A EA
MSRP $1,406.33Surplus $804.88SKU: C15-1721 Brand: Eaton MPN: EGS3040FFB UPC: 78668538215 Shipping Weight: 2.50 lbs. Shipping Height: 4.00 In. Shipping Length: 6.00 In. Shipping Width: 4.00 In...- SKU:
- C15-1721
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Approval:
- CE
- Amps:
- 40 A
- Frame:
- EG
- Interrupting Rating:
- 22 kA at 600 Star/347 VAC
- Interrupting Rating:
- 35 Kiloamp at 480 Volt AC
- Interrupting Rating:
- 40 Kiloamp at 415 Volt AC
- Interrupting Rating:
- 85 Kiloamp at 240 Volt AC
- Maximum AC Voltage:
- 480 V
- Poles:
- 3
- Size:
- 3 Inch Width x 2.99 Inch Depth x 5.5 Inch Height
- Terminal Type:
- Bolt-On
- Type:
- Fixed Thermal Magnetic
- Type:
- Molded Case
- Volts:
- 240/415/480/600 Star/347 VAC 50/60 Hz
- TS PIK:
- 123526693
- Current Rating:
- 40 A
- Voltage Rating:
- 240/415/480/600 Star/347 VAC 50/60 Hz
- Frame Type:
- EG
- Data Sheet:
- Eaton_21533_1-12_DATA.pdf
- Number of Poles:
- 3
- Maximum AC Voltage Rating:
- 480 V
- Catalog:
- EatonCorp-CutlerHammer_00123_V4T2_142-V4T2_166_CAT.pdf
- Short Description:
- EATON SERIES G MOLDED CASE CIRCUIT BREAkER, EG-FRAME, EG, COMPLETE BREAkER, FIXE
- Series:
- G
- Country of Origin:
- Dominican Republic
MSRP $1,406.33Surplus $804.88 -
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Crouse-Hinds EHD2040L Molded Case Breakers (MCCBs)
MSRP $661.18Surplus $479.59SKU: C15-5400 Brand: Crouse-Hinds MPN: EHD2040L UPC: 78667985088 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00...- SKU:
- C15-5400
- Type:
- Molded Case, Thermal Magnetic, Non-Interchangeable
- Installation/Operator:
- Eaton_00091_INST.pdf
- Terminal Type:
- Standard Pressure Line and Load Terminal
- Catalog:
- Eaton_46579_V4T2_254-V4T2_290_CAT.pdf
- Interrupting Rating:
- 14 kA at 480 VAC, 10 kA at 250 VDC (UL, IEC)
- CAD Drawings:
- Eaton_21583_1_CAD.pdf
- Maximum AC Voltage Rating:
- 480 V
- Size:
- 2.75 Inch Width x 3.38 Inch Depth x 6 Inch Height
- Maximum DC Voltage Rating:
- 250 V
- Series:
- C, EHD
- Number of Poles:
- 2
- Current Rating:
- 40 A
- Voltage Rating:
- 480 VAC, 250 VDC (UL, IEC)
- Short Description:
- 480 VAC 50/60 Hz, 250 VDC, 40 A, 14 kA, 2-Pole, Line/Load Terminal, EHD Frame, Non-Interchangeable Trip Thermal Magnetic, Molded Case Circuit Breaker
- Frame Type:
- FD
MSRP $661.18Surplus $479.59 -
Crouse-Hinds EHD3040L Molded Case Breakers (MCCBs) 40A 480VAC
MSRP $1,338.70Surplus $501.26SKU: C15-5730 Brand: Crouse-Hinds MPN: EHD3040L UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-5730
- Series:
- EHD
- Short Description:
- 480 VAC 50/60 Hz, 250 VDC, 40 A, 14/10 kA, 3-Pole, Standard Pressure Line and Load Terminal, EHD Frame, Thermal Magnetic, Molded Case, Non-Interchangeable Trip Circuit Breaker
- Frame Type:
- FD
- Current Rating:
- 40 A
- Number of Poles:
- 3
- Maximum DC Voltage Rating:
- 250 V
- Maximum AC Voltage Rating:
- 480 V
- Interrupting Rating:
- 14 kA at 480 VAC, 10 kA at 250 VDC
- Approval:
- UL 489, CSA C22.2
- Catalog:
- Eaton_27487_V4T2_254_V4T2_255_V4T2_273_V4T2_274_CAT.pdf
- Type:
- Molded Case, Thermal Magnetic
- Data Sheet:
- Eaton_40755_1-4_DATA.pdf
- Size:
- 4.13 Inch Width x 3.38 Inch Depth x 6 Inch Height
- Voltage Rating:
- 480 VAC 50/60 Hertz, 250 VDC
- Terminal Type:
- Standard Pressure Line and Load
- Installation/Operator:
- Eaton_00091_INST.pdf
MSRP $1,338.70Surplus $501.26 -
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Crouse-Hinds GHB3040 Molded Case Breakers (MCCBs) 3P 40A
MSRP $1,092.61Surplus $327.41SKU: C15-5755 Brand: Crouse-Hinds MPN: GHB3040 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-5755
- TS PIK:
- 21517405
- Voltage Rating:
- 277/480 V AC 50/60 Hertz, 125/250 V DC
- Frame Type:
- G
- Interrupting Rating:
- 65 kA at 240 V AC, 14 kA at 277 V AC/480 Star/250 V DC
- Number of Poles:
- 3
- Catalog:
- Eaton_27487_V4T2_254_V4T2_255_V4T2_259_V4T2_260_CAT.pdf
- Maximum DC Voltage Rating:
- 250 V
- Size:
- 3 Inch Width x 2.63 Inch Depth x 4 Inch Height
- Maximum AC Voltage Rating:
- 480 V
- Short Description:
- 277/480 VAC 50/60 Hz, 125 VDC, 40 A, 14 kA, 3-Pole, Steel Pressure Screw Line and Load Terminal, GHB Frame, Thermal Magnetic, Molded Case, Non-Interchangeable Trip Circuit Breaker
- Terminal Type:
- Aluminum Pressure Line and Load
- Installation/Operator:
- Eaton_00166_INST.pdf
- Current Rating:
- 40 A
- Series:
- GHB
- Type:
- Molded Case, Thermal Magnetic
MSRP $1,092.61Surplus $327.41 -
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Eaton EGH3040FFG Molded Case Breakers (MCCBs) EGH 3P 40A 480V 50/60Hz 3Ph EG Frame EA
MSRP $1,841.13Surplus $1,357.90SKU: C15-4793 Brand: Eaton MPN: EGH3040FFG UPC: 782114877548 Shipping Weight: 2.70 lbs. Shipping Height: 4.00 In. Shipping Length: 7.00 In. Shipping Width: 5.00 In...- SKU:
- C15-4793
- Series:
- G
- Type:
- Molded Case
- Type:
- Fixed Thermal Magnetic
- Approval:
- UL
- Approval:
- CSA
- Approval:
- CE
- Size:
- 3 Inch Width x 2.99 Inch Depth x 5.5 Inch Height
- Volts:
- 415/480 VAC at 50/60 Hertz
- Amps:
- 32 A
- Poles:
- 3
- Interrupting Rating:
- 70 kA at 415 VAC
- Interrupting Rating:
- 65 kA at 480 Volt AC
- Interrupting Rating:
- 10 kA at 250 Volt DC
- Terminal Type:
- Standard Line and Load
- Frame Type:
- EG
- Maximum AC Voltage Rating:
- 480 V
- Maximum DC Voltage Rating:
- 250 V
- Short Description:
- 415/480 VAC 50/60 Hz, 40 A, 70/65 kA, 3-Pole, Standard Line and Load Terminal, EG Frame, Fixed Thermal, Fixed Magnetic, Molded Case
- Catalog:
- Eaton_27487_V4T2_142-V4T2_144_V4T2_153_V4T2_154_V4T2_158_CAT.pdf
- TS PIK:
- 119538514
- Number of Poles:
- 3
- Voltage Rating:
- 415/480 VAC
- Current Rating:
- 40 A
MSRP $1,841.13Surplus $1,357.90 -
Eaton GD3040 Molded Case Breakers (MCCBs) EA
MSRP $1,334.39Surplus $398.32SKU: C15-9030 Brand: Eaton MPN: GD3040 UPC: Shipping Weight: 2.10 lbs. Shipping Height: 4.00 In. Shipping Length: 7.00 In. Shipping Width: 4.00 In. Product...- SKU:
- C15-9030
- Current Rating:
- 40 A
- Short Description:
- 480 VAC 50/60 Hz/125/250 VDC, 40 A, 22 kA, 3-Pole, G-Frame, Molded Case, Fixed Thermal/Magnetic Trip, Circuit Breaker
- Voltage Rating:
- 480 VAC, 250 VDC
- Series:
- C, GD
- Maximum DC Voltage Rating:
- 250 V
- Installation/Operator:
- Eaton_00165_INST.pdf
- Size:
- 3 Inch Width
- Maximum AC Voltage Rating:
- 480 V
- Type:
- Molded Case, Thermal Magnetic
- Terminal Type:
- Screw Type ClA Line and Load
- Number of Poles:
- 3
- Interrupting Rating:
- 22 kA at 480 VAC, 10 kA at 250 VDC
- Catalog:
- Eaton_03771_V4T2_227_CAT.pdf
- Frame Type:
- G
- Country of Origin:
- Dominican Republic
- Approval:
- UL 489, CSA
MSRP $1,334.39Surplus $398.32 -
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Eaton GD3040S1 Molded Case Breakers (MCCBs)
MSRP $3,841.60Surplus $702.93SKU: C15-9547 Brand: Eaton MPN: GD3040S1 UPC: 78667910545 Shipping Weight: 2.35 lbs. Shipping Height: 5.00 In. Shipping Length: 7.00 In. Shipping Width: 4.00 In...- SKU:
- C15-9547
- TS PIK:
- 115785783
- Type:
- Fixed Thermal Magnetic, Molded Case
- Maximum AC Voltage Rating:
- 480 V
- Maximum DC Voltage Rating:
- 250 V
- Size:
- 3 Inch Width x 2.81 Inch Depth x 4.88 Inch Height
- Terminal Type:
- Steel Pressure Line and Load
- Interrupting Rating:
- 65 kA at 240 VAC, 22 kA at 480 VAC, 10 kA at 250 VDC
- Voltage Rating:
- 480 VAC 50/60 Hertz, 250 VDC
- Catalog:
- EatonCorp-CutlerHammer_00123_V4T2_254-V4T2_256_V4T2_259-V4T2_261_V4T2_419_CAT.pdf
- Installation/Operator:
- Eaton_00165_INST.pdf
- Number of Poles:
- 3
- Frame Type:
- G
- Current Rating:
- 40 A
- Short Description:
- EATON SERIES C COMPLETE MOLDED CASE CIRCUIT BREAKER, G-FRAME, GD, FIXED THERMAL,
- Country of Origin:
- Dominican Republic
MSRP $3,841.60Surplus $702.93 -
Eaton GHB2040 Molded Case Breakers (MCCBs) 2P 40A EA
MSRP $816.78Surplus $367.55Eaton GHB2040 Molded Case Breakers (MCCBs) 2P 40A EA​ ARCA SKU: C15-9004 Brand: Eaton MPN: GHB2040 UPC: 786679911228 Shipping Weight: 1.35 lbs. Shipping Height: 3.00 In. Shipping...- SKU:
- C15-9004
- Frame Type:
- GHB
- Voltage Rating:
- 277/480 VAC, 125/250 VDC
- Current Rating:
- 40 A
- Number of Poles:
- 2
- Interrupting Rating:
- 14 kA at 480 VAC Star/277 VAC/125/250 VDC
- Type:
- Molded Case, Thermal Magnetic
- Maximum AC Voltage Rating:
- 480 V
- Maximum DC Voltage Rating:
- 250 V
- Terminal Type:
- Aluminum Pressure Line and Load
- Size:
- 3.8 Inch Width x 6.2 Inch Depth x 2.9 Inch Height
- Short Description:
- 277/480 VAC 50/60 Hz, 125 VDC, 40 A, 14 kA, 2-Pole, Steel Pressure Screw Line and Load Terminal, GHB Frame, Thermal Magnetic, Molded Case, Non-Interchangeable Trip Circuit Breaker
- Catalog:
- Eaton_27487_V4T2_254_V4T2_255_V4T2_259_V4T2_260_CAT.pdf
- Installation/Operator:
- Eaton_00166_INST.pdf
- Series:
- C
- Approval:
- UL 489, CSA C22.2
MSRP $816.78Surplus $367.55 -
Siemens ED43B040 Molded Case Breakers (MCCBs)
MSRP $477.45Surplus $709.73SKU: C15-8470 Brand: Siemens MPN: ED43B040 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-8470
- TS PIK:
- 21331819
- Maximum AC Voltage Rating:
- 480 V
- Terminal Type:
- Load Lug
- Size:
- 3 Inch Width x 4.56 Inch Depth x 6.35 Inch Height
- Short Description:
- 480 VAC 50/60 Hz, 40 A, 18 kA, 3-Pole, 10 to 1/0 AWG Copper/Aluminum, Load Lug Terminal, ED Frame, Thermal Magnetic Trip Unit, Molded Case Circuit Breaker
- Series:
- ED4
- Voltage Rating:
- 480 VAC
- Current Rating:
- 40 A
- Number of Poles:
- 3
- Installation/Operator:
- SiemensAG_00313_INST.pdf
- Catalog:
- SiemensAG_01698_17_78-17_80_CAT.pdf
- Frame Type:
- ED
- Country of Origin:
- Mexico
- Type:
- Molded Case, Thermal Magnetic
- Interrupting Rating:
- 65 kA at 240 VAC, 18 kA at 480 VAC (UL 489)
- Approval:
- UL 489, CSA
MSRP $477.45Surplus $709.73
Disclaimer: ARCA Supply is not an authorized distributor, reseller or representative of any manufacturer, brand or product listed. All product names, trademarks, brands and logos are the property of their respective owners. The depiction, description or sale of products featuring these names, trademarks, brands and logos is for identification purposes only and is not intended to indicate any affiliation with or authorization by any rights holder. All items sold by ARCA Supply are covered under ARCA Supply's warranty and not the manufacturer warranty.