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 HMCP250W5C Motor Circuit Protector (MCPs)
MSRP $3,137.51Surplus $2,154.60SKU: C15-6863 Brand: Eaton MPN: HMCP250W5C UPC: 78667915036 Shipping Weight: 9.80 lbs. Shipping Height: 7.00 In. Shipping Length: 12.00 In. Shipping Width: 7.00 In...- SKU:
- C15-6863
- Frame Type:
- J-K
- Voltage Rating:
- 600 VAC, 250 VDC
- Current Rating:
- 250 A
- Number of Poles:
- 3
- Type:
- Molded Case Magnetic
- Maximum AC Voltage Rating:
- 600 V
- Maximum DC Voltage Rating:
- 250 V
- Terminal Type:
- Non-Aluminum Line and Load Terminal
- Size:
- 4.06 Inch Width x 4.13 Inch Depth x 10 Inch Height
- Short Description:
- Eaton molded case circuit breaker accessory motor protection, Motor circuit protector, 250 A, Three-pole, Frame J-K, 1250-2500 A, 600 V, 250 Vdc, Series C, Line and load, Non-aluminum
- Catalog:
- Eaton_27487_V4T2_394_V4T2_395_V4T2_401_CAT.pdf
- Data Sheet:
- Eaton_14356_1_2_SPEC.pdf
- Series:
- C, HMCP
MSRP $3,137.51Surplus $2,154.60 -
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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 HMCP400A5 Molded Case Breakers (MCCBs)
MSRP $4,153.00Surplus $1,121.31SKU: C15-16616 Brand: Eaton MPN: HMCP400A5 UPC: 78667934262 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16616
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY MOTOR PROTECTION, MOTOR CIRCUIT PROT
MSRP $4,153.00Surplus $1,121.31 -
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Eaton HMCP400D5C Molded Case Breakers (MCCBs)
MSRP $4,881.43Surplus $1,317.99SKU: C15-16617 Brand: Eaton MPN: HMCP400D5C UPC: 78667934246 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16617
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY MOTOR PROTECTION, MOTOR CIRCUIT PROT
MSRP $4,881.43Surplus $1,317.99 -
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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 HMCP400F5 Molded Case Breakers (MCCBs)
MSRP $4,074.00Surplus $1,099.98SKU: C15-16618 Brand: Eaton MPN: HMCP400F5 UPC: 78667934232 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16618
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY MOTOR PROTECTION, MOTOR CIRCUIT PROTECTOR, 400 A, THREE-POLE, FRAME K, 625-1250 A, 600 V, 250 VDC, SERIES C, LINE AND LOAD
MSRP $4,074.00Surplus $1,099.98 -
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Eaton HMCP400G5 Molded Case Breakers (MCCBs)
MSRP $6,990.00Surplus $1,887.30SKU: C15-16619 Brand: Eaton MPN: HMCP400G5 UPC: 78667934234 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16619
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY MOTOR PROTECTION, MOTOR CIRCUIT PROTECTOR, 400 A, THREE-POLE, FRAME J-K, 750-1500 A, 600 V, 250 VDC, SERIES C, LINE AND LOAD
MSRP $6,990.00Surplus $1,887.30 -
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Eaton HMCP400J5 Molded Case Breakers (MCCBs)
MSRP $6,275.70Surplus $1,525.00SKU: C15-19193 Brand: Eaton MPN: HMCP400J5 UPC: 78667934236 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19193
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY MOTOR PROTECTION, MOTOR CIRCUIT PROTECTOR, 400 A, THREE-POLE, FRAME J-K, 875-1750 A, 600 V, 250 VDC, SERIES C, LINE AND LOAD
MSRP $6,275.70Surplus $1,525.00 -
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Eaton HMCP400K5 Molded Case Breakers (MCCBs)
MSRP $5,310.53Surplus $1,433.84SKU: 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 $5,310.53Surplus $1,433.84 -
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Eaton HMCP400L5 Molded Case Breakers (MCCBs)
MSRP $6,275.70Surplus $1,694.44SKU: 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 $6,275.70Surplus $1,694.44 -
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Eaton HMCP400N5 Molded Case Breakers (MCCBs)
MSRP $5,202.00Surplus $1,404.54SKU: 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 $5,202.00Surplus $1,404.54 -
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Eaton HMCP400R5 Molded Case Breakers (MCCBs)
MSRP $4,706.00Surplus $1,270.62SKU: 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 $4,706.00Surplus $1,270.62 -
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Eaton HMCP400W5 Molded Case Breakers (MCCBs)
MSRP $6,054.00Surplus $1,634.58SKU: 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 $6,054.00Surplus $1,634.58 -
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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 HMCP400Y5 Molded Case Breakers (MCCBs)
MSRP $3,497.15Surplus $944.23SKU: 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 $3,497.15Surplus $944.23 -
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Eaton HMCP600L6 Molded Case Breakers (MCCBs)
MSRP $10,287.00Surplus $2,777.49SKU: 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 $10,287.00Surplus $2,777.49 -
Eaton HMCP600Y6W Motor Circuit Protector (MCPs)
MSRP $11,385.02Surplus $1,813.11SKU: 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 $1,813.11 -
Eaton HMCPE003A0C Motor Circuit Protector (MCPs) HMCPE 3P 3A 480V 50/60Hz J-K Frame EA
MSRP $1,212.77Surplus $329.21SKU: 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 $329.21 -
Eaton HMCPE007C0C Molded Case Breakers (MCCBs) EA
MSRP $1,212.77Surplus $365.24SKU: 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 $365.24
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