
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 HMCP250W5CH09 Molded Case Breakers (MCCBs) EA
MSRP $4,657.12Surplus $1,290.45SKU: C15-9512 Brand: Eaton MPN: HMCP250W5CH09 UPC: 78667904268 Shipping Weight: 3.95 lbs. Shipping Height: 6.00 In. Shipping Length: 12.00 In. Shipping Width: 7.00 In...- SKU:
- C15-9512
- TS PIK:
- 115226798
MSRP $4,657.12Surplus $1,290.45 -
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Eaton HMCP250W5CS10 Molded Case Breakers (MCCBs)
MSRP $12,479.00Surplus $2,822.80SKU: C15-11716 Brand: Eaton MPN: HMCP250W5CS10 UPC: Shipping Weight: 9.10 lbs. Shipping Height: 5.00 In. Shipping Length: 11.00 In. Shipping Width: 6.00 In. Product...- SKU:
- C15-11716
- TS PIK:
- 115288621
MSRP $12,479.00Surplus $2,822.80 -
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Eaton HMCP400D5WD09 Motor Circuit Protector (MCPs) HMCP 3P 400A 600V 50/60Hz 3Ph M Frame
MSRP $7,365.00Surplus $1,596.00SKU: C15-3798 Brand: Eaton MPN: HMCP400D5WD09 UPC: 786679319802 Shipping Weight: 11.20 lbs. Shipping Height: 7.00 In. Shipping Length: 12.00 In. Shipping Width: 7.00...- SKU:
- C15-3798
- Series:
- C
- Volts:
- 600 V
- Amps:
- 400 A
- Poles:
- 3
- Frequency Rating:
- 50/60 Hz
- Frame:
- M
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY MOTOR PROTECTION, MOTOR CIRCUIT PROT
MSRP $7,365.00Surplus $1,596.00 -
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Eaton HMCP400X5C Motor Circuit Protector (MCPs)
MSRP $6,340.00Surplus $1,973.68SKU: 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 $6,340.00Surplus $1,973.68 -
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Eaton HMCP600Y6W Motor Circuit Protector (MCPs)
MSRP $11,385.02Surplus $4,098.61SKU: 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 $11,385.02Surplus $4,098.61 -
Eaton HMCPE003A0C Motor Circuit Protector (MCPs) HMCPE 3P 3A 480V 50/60Hz J-K Frame EA
MSRP $1,212.77Surplus $162.22SKU: 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 $1,212.77Surplus $162.22 -
Eaton HMCPE007C0C Molded Case Breakers (MCCBs) EA
MSRP $1,212.77Surplus $379.96SKU: 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 $1,212.77Surplus $379.96 -
Eaton HMCPE015EOC Motor Circuit Protector (MCPs)
MSRP $1,804.00Surplus $247.24SKU: 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 $1,804.00Surplus $247.24 -
Eaton HMCPE030H1C Motor Circuit Protector (MCPs) HMCPE 3P 30A 480V 50/60Hz 3Ph EA
MSRP $1,212.77Surplus $171.81Eaton HMCPE030H1C Motor Circuit Protector (MCPs) HMCPE 3P 30A 480V 50/60Hz 3Ph EA​ ARCA SKU: C15-1695 Brand: Eaton MPN: HMCPE030H1C UPC: 786679113660 Shipping Weight: 2.45 lbs. Shipping...- SKU:
- C15-1695
- Series:
- G, HMCPE
- Type:
- Molded Case
- Type:
- Magnetic
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Approval:
- CE
- Size:
- 3 Inch Width x 2.99 Inch Depth x 5.5 Inch Height
- Volts:
- 400 VAC
- 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:
- 400 V
- Motor FLA:
- 3.9 to 9.1 A
- Maximum DC Voltage Rating:
- 250 V
- Trip Setting:
- 90 to 300 A
- Starter Size:
- NEMA 1
- Short Description:
- 480 VAC, 600 Star/347 VAC, 250 VDC, 30 A, 90 to 300 A Trip, 3.9 to 26.1 A FLA, 3-Pole, NEMA 1, Non-Aluminum Line and Load Terminal, EG Frame, Magnetic, Molded Case
- Catalog:
- Eaton_27487_V4T2_224_CAT.pdf
- TS PIK:
- 115786304
- Voltage Rating:
- 400 VAC, 600 Star/347 VAC, 250 VDC
- Current Rating:
- 30 A
- Number of Poles:
- 3
- Country of Origin:
- Dominican Republic
MSRP $1,212.77Surplus $171.81 -
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Eaton HMCPE030H1CB1 Motor Circuit Protector (MCPs) HMCPE 3P 30A 480V 50/60Hz 3Ph
MSRP $1,039.00Surplus $303.66SKU: 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 $1,039.00Surplus $303.66 -
Eaton HMCPE050K2C Motor Circuit Protector (MCPs) HMCPE 3P 50A 480V 50/60Hz 3Ph M Frame EA
MSRP $1,212.77Surplus $448.13SKU: 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 $1,212.77Surplus $448.13 -
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Eaton HMCPQ50K2C Motor Circuit Protector (MCPs) HMCP 3P 50A 480V 50/60Hz 3Ph M Frame
MSRP $2,236.00Surplus $912.89SKU: 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 $2,236.00Surplus $912.89 -
Eaton HMCPS003A0CVHO9 Molded Case Breakers (MCCBs)
MSRP $1,859.00Surplus $242.83SKU: 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 $1,859.00Surplus $242.83 -
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Eaton HMCPS007C0CB Molded Case Breakers (MCCBs) EA
MSRP $1,212.77Surplus $436.60SKU: 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 $1,212.77Surplus $436.60 -
Eaton HMCPS015E0CH09 Motor Circuit Protector (MCPs)
MSRP $7,000.00Surplus $1,660.39SKU: 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 $7,000.00Surplus $1,660.39 -
Eaton HMCPS015E0CVH09 Molded Case Breakers (MCCBs)
MSRP $1,869.00Surplus $244.14SKU: 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 $1,869.00Surplus $244.14 -
Eaton HMCPS050K2C Miniature Circuit Breakers (MCBs)
MSRP $2,092.71Surplus $392.82SKU: C15-11516 Brand: Eaton MPN: HMCPS050K2C UPC: 78667923264 Shipping Weight: 4.45 lbs. Shipping Height: 5.00 In. Shipping Length: 8.00 In. Shipping Width: 5.00 In...- SKU:
- C15-11516
- TS PIK:
- 106999903
- Type:
- Molded Case, Magnetic
- Short Description:
- 600 VAC, 250 VDC, 50 A, 3-Pole, 50 to 500 A Trip, NEMA 2, Non-Aluminum Terminal, F Frame, Molded Case, Magnetic, Motor Circuit Protector
- Current Rating:
- 50 A
- Catalog:
- Eaton_46579_V4T2_254_V4T2_255_V4T2_394_V4T2_395_V4T2_400_V4T2_415_CAT.pdf
- Number of Poles:
- 3
- Voltage Rating:
- 600 VAC, 250 VDC
- Series:
- C, HMCPS
- Terminal Type:
- Non-Aluminum Terminal
- Installation/Operator:
- Eaton_00176_INST.pdf
- CAD Drawings:
- Eaton_00054_1-9_CAD.pdf
MSRP $2,092.71Surplus $392.82 -
Eaton HMCPS100R3C Motor Circuit Protector (MCPs)
MSRP $1,708.00Surplus $362.09SKU: M01-2491 Brand: Eaton MPN: HMCPS100R3C UPC: 786679232668 Shipping Weight: 4.50 lbs. Shipping Height: 5.00 In. Shipping Length: 8.00 In. Shipping Width: 5.00 In...- SKU:
- M01-2491
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY MOTOR PROTECTION, MOTOR CIRCUIT PROT
- Poles:
- 3
- Volts:
- 600 V
- Amps:
- 100 A
- Type:
- HMCP
- Frame Type:
- J-K
- TS PIK:
- 106999904
- Country of Origin:
- Dominican Republic
MSRP $1,708.00Surplus $362.09 -
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Eaton HMDL3600 Molded Case Breakers (MCCBs) HMDL 3P 600A 600V 50/60Hz 3Ph M Frame
MSRP $14,910.00Surplus $6,118.00SKU: C15-3310 Brand: Eaton MPN: HMDL3600 UPC: 782114586068 Shipping Weight: 25.55 lbs. Shipping Height: 5.00 In. Shipping Length: 16.00 In. Shipping Width: 9.00 In...- SKU:
- C15-3310
- Current Rating:
- 600 A
- Catalog:
- Eaton_27487_V4T2_254_V4T2_255_V4T2_349-V4T2_351_CAT.pdf
- Voltage Rating:
- 600 VAC at 50/60 Hz
- Series:
- C
- Short Description:
- 600 VAC 50/60 Hz, 600 A, 65 kA, 3-Pole, HMDL Frame, Thermal Magnetic, Molded Case, Interchangeable Trip Circuit Breaker
- Frame Type:
- HMDL
- Size:
- 8.25 Inch W x 4.06 Inch D x 16 Inch H
- Maximum AC Voltage Rating:
- 600 VAC
- Number of Poles:
- 3
- Installation/Operator:
- Eaton_00237_INST.pdf
- Type:
- Molded Case, Thermal Magnetic
- Terminal Type:
- Aluminum/Copper Standard Pressure Line Terminal, Standard Pressure Load Terminal
- Interrupting Rating:
- 65 kA at 480 VAC
MSRP $14,910.00Surplus $6,118.00 -
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Eaton HMDL3800F Molded Case Breakers (MCCBs) HMDL 3P 800A 600V 50/60Hz 3Ph M Frame
MSRP $14,827.00Surplus $3,171.70SKU: C15-1820 Brand: Eaton MPN: HMDL3800F UPC: 782114350584 Shipping Weight: 20.95 lbs. Shipping Height: 7.00 In. Shipping Length: 16.00 In. Shipping Width: 9.00 In...- SKU:
- C15-1820
- Series:
- C, HMDL
- Type:
- Polarized
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Size:
- 8.25 Inch Width x 4.06 Inch Depth x 16 Inch Height
- Volts:
- 600 VAC at 50/60 Hertz
- Amps:
- 32 A
- Poles:
- 3
- Interrupting Rating:
- 42 kA at 125/250 VDC
- Interrupting Rating:
- 35 Kiloamp at 600 Volt DC
- Terminal Type:
- Not Included
- Maximum AC Voltage Rating:
- 600 VAC
- Accessory Type:
- Breaker Frame
- Short Description:
- 600 VAC 50/60 Hz, 800 A, 42 kA, 3-Pole, Thermal Magnetic, Electronic RMS 310 Trip, HMDL
- Catalog:
- Eaton_27487_V4T2_349_V4T2_350_V4T2_353_CAT.pdf
- Installation/Operator:
- Hubbell-WiringDevicekellems_00032_INST.pdf
- CAD Drawing:
- Hubbell-WiringDeviceKellems_11845_1_CAD.pdf
- Manufacturer Warranty:
- Hubbell-WiringDeviceKellems_00001_WARR.pdf
- Current Rating:
- 800 A
- Number of Poles:
- 3
- Voltage Rating:
- 600 VAC
- Frame Type:
- MDL
MSRP $14,827.00Surplus $3,171.70
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.