
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 HMCP400K5 Molded Case Breakers (MCCBs)
MSRP $7,229.22Surplus $1,951.89SKU: C15-16620 Brand: Eaton MPN: HMCP400K5 UPC: 78667934238 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16620
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY MOTOR PROTECTION, MOTOR CIRCUIT PROTECTOR, 400 A, THREE-POLE, FRAME J-K, 1000-2000 A, 600 V, 250 VDC, SERIES C, LINE AND LOAD
MSRP $7,229.22Surplus $1,951.89 -
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Eaton HMCP400L5 Molded Case Breakers (MCCBs)
MSRP $8,543.11Surplus $2,306.64SKU: C15-16621 Brand: Eaton MPN: HMCP400L5 UPC: 78667934240 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16621
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY MOTOR PROTECTION, MOTOR CIRCUIT PROTECTOR, 400 A, THREE-POLE, FRAME J-K, 1125-2250 A, 600 V, 250 VDC, SERIES C, LINE AND LOAD
MSRP $8,543.11Surplus $2,306.64 -
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Eaton HMCP400N5 Molded Case Breakers (MCCBs)
MSRP $7,081.48Surplus $1,912.00SKU: C15-16622 Brand: Eaton MPN: HMCP400N5 UPC: 78667934242 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16622
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY MOTOR PROTECTION, MOTOR CIRCUIT PROTECTOR, 400 A, THREE-POLE, FRAME K, 1500-3000 A, 600 V, 250 VDC, SERIES C, LINE AND LOAD
MSRP $7,081.48Surplus $1,912.00 -
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Eaton HMCP400R5 Molded Case Breakers (MCCBs)
MSRP $6,406.28Surplus $1,729.70SKU: C15-16623 Brand: Eaton MPN: HMCP400R5 UPC: 78667934244 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16623
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY MOTOR PROTECTION, MOTOR CIRCUIT PROTECTOR, 400 A, THREE-POLE, FRAME J-K, 1750-3500 A, 600 V, 250 VDC, SERIES C, LINE AND LOAD
MSRP $6,406.28Surplus $1,729.70 -
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Eaton HMCP400W5 Molded Case Breakers (MCCBs)
MSRP $8,241.31Surplus $2,225.15SKU: C15-16624 Brand: Eaton MPN: HMCP400W5 UPC: 78667915116 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16624
- Terminal Type:
- Line and Load
- Number of Poles:
- 3
- Approval:
- UL 489, CSA C22.2, CE
- Maximum AC Voltage Rating:
- 600 V
- Catalog:
- Eaton_03771_V4T2_360_V4T2_361_V4T2_368_CAT.pdf
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY MOTOR PROTECTION, MOTOR CIRCUIT PROTECTOR, 400 A, THREE-POLE, FRAME K, 1250-2500 A, 600 V, 250 VDC, SERIES C, LINE AND LOAD
- Size:
- 5.5 Inch Width x 4.1 Inch Depth x 10.13 Inch Height
- CAD Drawings:
- Eaton_00054_1_5_6_CAD.pdf
- Starter Size:
- NEMA 5
- Installation/Operator:
- Eaton_00176_INST.pdf
- Type:
- Magnetic
- Maximum DC Voltage Rating:
- 250 V
- Voltage Rating:
- 600 VAC, 250 VDC
- Current Rating:
- 400 A
- Frame Type:
- K
- Trip Setting:
- 1250 to 2500 A
MSRP $8,241.31Surplus $2,225.15 -
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Eaton HMCP400X5C Motor Circuit Protector (MCPs)
MSRP $8,630.64Surplus $2,686.77SKU: C15-11701 Brand: Eaton MPN: HMCP400X5C UPC: Shipping Weight: 14.05 lbs. Shipping Height: 6.00 In. Shipping Length: 13.00 In. Shipping Width: 6.00 In. Product...- SKU:
- C15-11701
- TS PIK:
- 21505287
MSRP $8,630.64Surplus $2,686.77 -
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Eaton HMCP400Y5 Molded Case Breakers (MCCBs)
MSRP $4,760.67Surplus $1,285.38SKU: C15-16625 Brand: Eaton MPN: HMCP400Y5 UPC: 78667910833 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16625
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY MOTOR PROTECTION, MOTOR CIRCUIT PROTECTOR, 400 A, THREE-POLE, FRAME J-K, 2250-4500 A, 600 V, 250 VDC, SERIES C, LINE AND LOAD
MSRP $4,760.67Surplus $1,285.38 -
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Eaton HMCP600L6 Molded Case Breakers (MCCBs)
MSRP $14,003.69Surplus $3,781.00SKU: C15-16626 Brand: Eaton MPN: HMCP600L6 UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-16626
MSRP $14,003.69Surplus $3,781.00 -
Eaton HMCP600Y6W Motor Circuit Protector (MCPs)
MSRP $15,498.43Surplus $2,468.19SKU: C15-5177 Brand: Eaton MPN: HMCP600Y6W UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-5177
MSRP $15,498.43Surplus $2,468.19 -
Eaton HMCPE003A0C Motor Circuit Protector (MCPs) HMCPE 3P 3A 480V 50/60Hz J-K Frame EA
MSRP $1,650.94Surplus $448.15SKU: M01-1654 Brand: Eaton MPN: HMCPE003A0C UPC: 78667911363 Shipping Weight: 3.00 lbs. Shipping Height: 6.00 In. Shipping Length: 6.00 In. Shipping Width: 4.00 In...- SKU:
- M01-1654
- Series:
- G, HMCPE
- Type:
- Molded Case
- Type:
- Magnetic
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Approval:
- CE
- Size:
- 2.99 Inch Width x 3 Inch Depth x 5.5 Inch Height
- Volts:
- 600 Star/347 VAC
- Volts:
- 250 VDC
- Amps:
- 32 A
- Poles:
- 3
- Terminal Type:
- Non-Aluminum Line and Load Terminal
- Frame Type:
- EG
- Maximum AC Voltage Rating:
- 347 V
- Motor FLA:
- 0.69 to 2.6 A
- Maximum DC Voltage Rating:
- 250 V
- Trip Setting:
- 9 to 33 A
- Starter Size:
- NEMA 0
- Short Description:
- 480 VAC, 600 Star/347 VAC, 250 VDC, 3 A, 9 to 33 A Trip, 0.69 to 2.8 A FLA, 3-Pole, NEMA 0, Non-Aluminum Line and Load Terminal, EG Frame, Magnetic, Molded Case
- Catalog:
- Eaton_27487_V4T2_224_CAT.pdf
- Current Rating:
- 3 A
- Voltage Rating:
- 600 Star/347 VAC, 250 VDC
- Number of Poles:
- 3
- Country of Origin:
- Dominican Republic
MSRP $1,650.94Surplus $448.15 -
Eaton HMCPE007C0C Molded Case Breakers (MCCBs) EA
MSRP $1,650.94Surplus $497.20SKU: C15-3303 Brand: Eaton MPN: HMCPE007C0C UPC: 78667911364 Shipping Weight: 2.40 lbs. Shipping Height: 3.00 In. Shipping Length: 7.00 In. Shipping Width: 3.00 In...- SKU:
- C15-3303
- Series:
- G
- Type:
- Molded Case
- Type:
- Magnetic
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Approval:
- CE
- Size:
- 2.99 Inch W x 3 Inch D x 5.5 Inch H
- Volts:
- 600 Star/347 VAC
- Volts:
- 250 VDC
- Amps:
- 32 A
- Poles:
- 3
- Terminal Type:
- Non-Aluminum Line and Load Terminal
- Frame Type:
- EG
- Maximum AC Voltage Rating:
- 347 VAC
- Motor FLA:
- 1.5 to 6.1 Ampere
- Maximum DC Voltage Rating:
- 250 VDC
- Trip Setting:
- 21 to 77 A
- Starter Size:
- NEMA 0
- Short Description:
- 480 VAC, 600 Star/347 VAC, 250 VDC, 7 A, 21 to 77 A Trip, 1.5 to 6.1 A FLA, 3-Pole, NEMA 0, Non-Aluminum Line and Load Terminal, EG Frame, Magnetic, Molded Case
- Catalog:
- Eaton_27487_V4T2_224_CAT.pdf
- Voltage Rating:
- 600 Star/347 VAC, 250 VDC
- Current Rating:
- 7 A
- Number of Poles:
- 3
- TS PIK:
- 115786302
- Country of Origin:
- Dominican Republic
MSRP $1,650.94Surplus $497.20 -
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Eaton HMCPE015EOC Motor Circuit Protector (MCPs)
MSRP $2,455.79Surplus $163.03SKU: C15-6859 Brand: Eaton MPN: HMCPE015EOC UPC: Shipping Weight: 2.75 lbs. Shipping Height: 5.00 In. Shipping Length: 7.00 In. Shipping Width: 5.00 In. Product...- SKU:
- C15-6859
- Country of Origin:
- Dominican Republic
MSRP $2,455.79Surplus $163.03 -
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Eaton HMCPE030H1CB1 Motor Circuit Protector (MCPs) HMCPE 3P 30A 480V 50/60Hz 3Ph
MSRP $1,414.39Surplus $413.37SKU: C15-4702 Brand: Eaton MPN: HMCPE030H1CB1 UPC: Shipping Weight: 2.60 lbs. Shipping Height: 4.00 In. Shipping Length: 6.00 In. Shipping Width: 4.00 In. Product...- SKU:
- C15-4702
- Series:
- G
- Volts:
- 480 V
- Amps:
- 30 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
MSRP $1,414.39Surplus $413.37 -
Eaton HMCPE050K2C Motor Circuit Protector (MCPs) HMCPE 3P 50A 480V 50/60Hz 3Ph M Frame EA
MSRP $1,650.94Surplus $617.21SKU: C15-5018 Brand: Eaton MPN: HMCPE050K2C UPC: 786679113677 Shipping Weight: 2.65 lbs. Shipping Height: 4.00 In. Shipping Length: 7.00 In. Shipping Width: 5.00 In...- SKU:
- C15-5018
- Series:
- G, HMCPE
- Type:
- Molded Case
- Type:
- Magnetic
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Approval:
- CE
- Size:
- 2.99 Inch Width x 3 Inch Depth x 5.5 Inch Height
- Volts:
- 600 Star/347 VAC
- Volts:
- 250 VDC
- Amps:
- 32 A
- Poles:
- 3
- Terminal Type:
- Non-Aluminum Line and Load Terminal
- Frame Type:
- EG
- Maximum AC Voltage Rating:
- 347 V
- Motor FLA:
- 11.5 to 43.5 A
- Maximum DC Voltage Rating:
- 250 V
- Trip Setting:
- 150 to 550 A
- Starter Size:
- NEMA 2
- Short Description:
- 480 VAC, 600 Star/347 VAC, 250 VDC, 50 A, 150 to 550 A Trip, 11.5 to 43.5 A FLA, 3-Pole, NEMA 2, Non-Aluminum Line and Load Terminal, EG Frame, Magnetic, Molded Case
- Catalog:
- Eaton_27487_V4T2_225_CAT.pdf
- Number of Poles:
- 3
- Voltage Rating:
- 600 Star/347 VAC, 250 VDC
- Current Rating:
- 50 A
- Country of Origin:
- Dominican Republic
MSRP $1,650.94Surplus $617.21 -
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Eaton HMCPE070M2C Circuit Breaker Accessories
MSRP $1,573.66Surplus $254.93SKU: C15-19194 Brand: Eaton MPN: HMCPE070M2C UPC: 78667911368 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19194
- Used On:
- Molded Case Circuit Breaker
- Short Description:
- 480 V, 70 A, 3-Pole, 210 to 770 A, Trip Setting, Motor Circuit Protector
- Data Sheet:
- Eaton_00054_1-9_DATA.pdf
- Installation/Operator:
- Eaton_00176_INST.pdf
- Catalog:
- Eaton_21665_V4T2_191_V4T2_193_CAT.pdf
MSRP $1,573.66Surplus $254.93 -
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Eaton HMCPQ50K2C Motor Circuit Protector (MCPs) HMCP 3P 50A 480V 50/60Hz 3Ph M Frame
MSRP $3,043.87Surplus $1,242.72SKU: C15-4984 Brand: Eaton MPN: HMCPQ50K2C UPC: Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In. Product...- SKU:
- C15-4984
MSRP $3,043.87Surplus $1,242.72 -
Eaton HMCPS003A0CVHO9 Molded Case Breakers (MCCBs)
MSRP $2,530.66Surplus $325.76SKU: C15-11308 Brand: Eaton MPN: HMCPS003A0CVHO9 UPC: Shipping Weight: 4.45 lbs. Shipping Height: 5.00 In. Shipping Length: 8.00 In. Shipping Width: 5.00 In...- SKU:
- C15-11308
MSRP $2,530.66Surplus $325.76 -
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Eaton HMCPS007C0CB Molded Case Breakers (MCCBs) EA
MSRP $1,650.94Surplus $594.34SKU: C15-8979 Brand: Eaton MPN: HMCPS007C0CB UPC: 8120180831105536 Shipping Weight: 3.75 lbs. Shipping Height: 6.00 In. Shipping Length: 5.00 In. Shipping Width: 4.00...- SKU:
- C15-8979
MSRP $1,650.94Surplus $594.34 -
Eaton HMCPS015E0CH09 Motor Circuit Protector (MCPs)
MSRP $9,529.10Surplus $2,151.60SKU: C15-11318 Brand: Eaton MPN: HMCPS015E0CH09 UPC: Shipping Weight: 4.55 lbs. Shipping Height: 5.00 In. Shipping Length: 8.00 In. Shipping Width: 5.00 In. Product...- SKU:
- C15-11318
- Short Description:
- Series C, type HMCPS, F Frame, 3P, 3PH, 15A, 600V, 65kA@480V
- Current Rating:
- 15 A
- Series:
- C
- Number of Poles:
- 3
- Frame Type:
- F
- Voltage Rating:
- 600 VAC
- Country of Origin:
- Dominican Republic
MSRP $9,529.10Surplus $2,151.60 -
Eaton HMCPS015E0CVH09 Molded Case Breakers (MCCBs)
MSRP $2,544.27Surplus $327.52SKU: C15-11314 Brand: Eaton MPN: HMCPS015E0CVH09 UPC: Shipping Weight: 4.50 lbs. Shipping Height: 5.00 In. Shipping Length: 8.00 In. Shipping Width: 5.00 In...- SKU:
- C15-11314
MSRP $2,544.27Surplus $327.52
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