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 HMCP100R3 Molded Case Breakers (MCCBs)
MSRP $1,350.00Surplus $364.50SKU: C15-16614 Brand: Eaton MPN: HMCP100R3 UPC: 78667915076 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16614
- Series:
- C, HMCP
- Number of Poles:
- 3
- Catalog:
- Eaton_27487_V4T2_394_V4T2_395_CAT.pdf
- Trip Setting:
- 300 to 1000 A
- Frame Type:
- F
- Starter Size:
- NEMA 3
- Maximum DC Voltage Rating:
- 250 V
- Terminal Type:
- Steel Line and Load Terminal
- Approval:
- UL 489, CSA C22.2, CE
- Voltage Rating:
- 600 VAC, 250 VDC
- Current Rating:
- 100 A
- Short Description:
- 600 VAC, 250 VDC, 100 A, 300 to 1000 A Trip, 23 to 84.5 A FLA, 3-Pole, NEMA 3, Line and Load Terminal, F Frame, Magnetic, Molded Case, Motor Circuit Protector
- Type:
- Molded Case, Magnetic
- Maximum AC Voltage Rating:
- 600 V
MSRP $1,350.00Surplus $364.50 -
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Eaton HMCP1100R3C Motor Circuit Protector (MCPs)
MSRP $1,200.00Surplus $583.47SKU: C15-11756 Brand: Eaton MPN: HMCP1100R3C UPC: Shipping Weight: 4.10 lbs. Shipping Height: 5.00 In. Shipping Length: 7.00 In. Shipping Width: 5.00 In. Product...- SKU:
- C15-11756
MSRP $1,200.00Surplus $583.47 -
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Eaton HMCP150U4C Motor Circuit Protector (MCPs)
MSRP $1,533.00Surplus $531.76SKU: C15-11722 Brand: Eaton MPN: HMCP150U4C UPC: Shipping Weight: 4.15 lbs. Shipping Height: 5.00 In. Shipping Length: 7.00 In. Shipping Width: 5.00 In. Product...- SKU:
- C15-11722
- TS PIK:
- 21505331
MSRP $1,533.00Surplus $531.76 -
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Eaton HMCP250A5C Molded Case Breakers (MCCBs)
MSRP $2,739.43Surplus $739.65SKU: C15-19189 Brand: Eaton MPN: HMCP250A5C UPC: 78667934206 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19189
- Starter Size:
- NEMA 5
- Current Rating:
- 250 A
- Number of Poles:
- 3
- Type:
- Magnetic
- Installation/Operator:
- Eaton_00176_INST.pdf
- Terminal Type:
- Non-Aluminum Line and Load
- Approval:
- UL 489, CSA C22.2, CE
- CAD Drawings:
- Eaton_00054_1-9_CAD.pdf
- Frame Type:
- J
- Short Description:
- 600 VAC, 250 VDC, 250 A, 350 to 700 A Trip, 3-Pole, J Frame, Size NEMA 5, Non-Aluminum Line and Load Terminal, Molded Case, Magnetic, Circuit Breaker Motor Protection
- Series:
- C, HMCP
- Size:
- 4.13 Inch Width x 4.06 Inch Depth x 10 Inch Height
- Catalog:
- Eaton_03771_V4T2_360_V4T2_361_V4T2_367_CAT.pdf
- Maximum AC Voltage Rating:
- 600 V
- Trip Setting:
- 350 to 700 A
- Voltage Rating:
- 600 VAC, 250 VDC
- Maximum DC Voltage Rating:
- 250 V
MSRP $2,739.43Surplus $739.65 -
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Eaton HMCP250D5C Molded Case Breakers (MCCBs)
MSRP $3,409.71Surplus $0.00SKU: C15-19190 Brand: Eaton MPN: HMCP250D5C UPC: 78667915101 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19190
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY MOTOR PROTECTION, MOTOR CIRCUIT PROT
MSRP $3,409.71Surplus $0.00 -
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Eaton HMCP250F5C Molded Case Breakers (MCCBs)
MSRP $2,010.00Surplus $542.70SKU: C15-16615 Brand: Eaton MPN: HMCP250F5C UPC: 78667915102 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-16615
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY MOTOR PROTECTION, MOTOR CIRCUIT PROT
MSRP $2,010.00Surplus $542.70 -
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Eaton HMCP250G5C Molded Case Breakers (MCCBs)
MSRP $3,547.00Surplus $0.00SKU: C15-19191 Brand: Eaton MPN: HMCP250G5C UPC: 78667915103 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19191
- Short Description:
- TYPE HMCP - MOTOR CIRCUIT PROTECTOR - 250A FRAME 3 POLE
MSRP $3,547.00Surplus $0.00 -
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Eaton HMCP250K5C Molded Case Breakers (MCCBs)
MSRP $3,005.00Surplus $486.81SKU: C15-19192 Brand: Eaton MPN: HMCP250K5C UPC: 78667915105 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- C15-19192
- Frame Type:
- J
- Voltage Rating:
- 600 VAC, 250 VDC
- Starter Size:
- NEMA 5
- Maximum DC Voltage Rating:
- 250 V
- Trip Setting:
- 1000 to 2000 A
- Number of Poles:
- 3
- Type:
- Magnetic
- Maximum AC Voltage Rating:
- 600 V
- Catalog:
- Eaton_03771_V4T2_360_V4T2_361_V4T2_367_CAT.pdf
- Current Rating:
- 250 A
- Installation/Operator:
- Eaton_00176_INST.pdf
- Size:
- 4.13 Inch Width x 4.06 Inch Depth x 10 Inch Height
- Short Description:
- EATON MOLDED CASE CIRCUIT BREAKER ACCESSORY MOTOR PROTECTION, MOTOR CIRCUIT PROT
- CAD Drawings:
- Eaton_00054_1-7_CAD.pdf
- Terminal Type:
- Non-Aluminum Line and Load
- Approval:
- UL 489, CSA C22.2, CE
MSRP $3,005.00Surplus $486.81 -
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Eaton HMCP250L5C Molded Case Breakers (MCCBs)
MSRP $2,532.00Surplus $1,683.78SKU: U00-8206 Brand: Eaton MPN: HMCP250L5C UPC: 78667915106 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In. Shipping Length: 0.00 In. Shipping Width: 0.00 In...- SKU:
- U00-8206
- Short Description:
- 600 VAC, 250 VDC, 250 A, 1125 to 2250 A Trip, 86.6 to 183.6 A FLA, 3-Pole, NEMA 5, Non-Aluminum Line and Load Terminal, J Frame, Magnetic, Molded Case, Motor Circuit Protector
- Series:
- C, HMCP
- Size:
- 4.06 Inch W x 4.13 Inch D x 10 Inch H
- Maximum AC Voltage Rating:
- 600 VAC
- Frame Type:
- J
- Catalog:
- Eaton_27487_V4T2_394_V4T2_395_V4T2_401_CAT.pdf
- Type:
- Molded Case, Magnetic
- Starter Size:
- NEMA 5
- Terminal Type:
- Non-Aluminum Line and Load Terminal
- Approval:
- UL 489, CSA C22.2, CE
- Trip Setting:
- 1125 to 2250 A
- Current Rating:
- 250 A
- Number of Poles:
- 3
- Voltage Rating:
- 600 VAC, 250 VDC
- Maximum DC Voltage Rating:
- 250 VDC
MSRP $2,532.00Surplus $1,683.78 -
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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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