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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Contact Us For Quote
Cutler-Hammer JD32150 Molded Case Breakers (MCCBs) EA
MSRP $150.00Surplus $89.74Cutler-Hammer JD32150 Molded Case Breakers (MCCBs) EA​ ARCA SKU: C15-7128 Brand: Eaton Cutler-Hammer MPN: JD32150 UPC: Shipping Weight: 8.75 lbs. Shipping Height: 7.00 In. Shipping...- SKU:
- C15-7128
MSRP $150.00Surplus $89.74 -
Cutler-Hammer JDB3150W Molded Case Breakers (MCCBs) NULL EA
MSRP $5,408.19Surplus $1,561.12SKU: C15-6827 Brand: Cutler-Hammer MPN: JDB3150W UPC: 78667951627 Shipping Weight: 8.90 lbs. Shipping Height: 7.00 In. Shipping Length: 12.00 In. Shipping Width: 7.00...- SKU:
- C15-6827
- TS PIK:
- 115927434
- Country of Origin:
- Dominican Republic
MSRP $5,408.19Surplus $1,561.12 -
Cutler-Hammer JT3175T Molded Case Breakers (MCCBs) 3P 175A 50/60Hz 3Ph EA
MSRP $2,318.55Surplus $409.12SKU: C15-6833 Brand: Cutler-Hammer MPN: JT3175T UPC: 78667940414 Shipping Weight: 1.25 lbs. Shipping Height: 6.00 In. Shipping Length: 7.00 In. Shipping Width: 4.00...- SKU:
- C15-6833
- TS PIK:
- 115927526
- Type:
- Thermal Magnetic
- Short Description:
- 175 A, 3-Pole, J Frame, Thermal Magnetic, Molded Case Circuit Breaker Trip Unit
- Series:
- C
- Number of Poles:
- 3
- Current Rating:
- 175 A
- Frame Type:
- J
- Catalog:
- Eaton_27487_V4T2_282_V4T2_292_V4T2_293_CAT.pdf
- Country of Origin:
- Dominican Republic
MSRP $2,318.55Surplus $409.12 -
Contact Us For Quote
Cutler-Hammer KPRL4-ED Circuit Breaker Accessories NULL EA
MSRP $1,043.00Surplus $185.88SKU: C15-8889 Brand: Eaton Cutler-Hammer MPN: KPRL4-ED UPC: Shipping Weight: 5.20 lbs. Shipping Height: 3.00 In. Shipping Length: 26.00 In. Shipping Width: 7.00 In...- SKU:
- C15-8889
MSRP $1,043.00Surplus $185.88 -
Cutler-Hammer KT3300T Trip Units
MSRP $1,216.84Surplus $506.59SKU: A13-1256 Brand: Cutler-Hammer MPN: KT3300T UPC: 786679266076 Shipping Weight: 1.50 lbs. Shipping Height: 4.00 In. Shipping Length: 6.00 In. Shipping Width: 4.00...- SKU:
- A13-1256
- Accessory Type:
- Trip Unit
- Adjustment:
- Magnetic Trip
- Approval:
- UL
- Amps:
- 300 A
- Frame:
- K
- Poles:
- 3
- Type:
- Thermal Magnetic
- Short Description:
- 300 A, 3-Pole, K Frame, Thermal Magnetic, Molded Case Circuit Breaker Trip Unit
- Series:
- C
- Specification/Technical:
- Eaton_08724_1_2_SPEC.pdf
- Catalog:
- Eaton_27487_V4T2_299_V4T2_300_V4T2_302_CAT.pdf
- Current Rating:
- 300 A
- Number of Poles:
- 3
- Frame Type:
- K
- TS PIK:
- 21507993
- Country of Origin:
- Dominican Republic
MSRP $1,216.84Surplus $506.59 -
Cutler-Hammer KT3350T Trip Units 3P 600V NULL EA
MSRP $1,216.84Surplus $430.01SKU: A13-1132 Brand: Cutler-Hammer MPN: KT3350T UPC: 786679266083 Shipping Weight: 1.55 lbs. Shipping Height: 4.00 In. Shipping Length: 6.00 In. Shipping Width: 4.00...- SKU:
- A13-1132
- Series:
- C, KT
- Type:
- Thermal Magnetic
- Approval:
- UL
- Amps:
- 350 A
- Poles:
- 3
- Frame Type:
- K
- Accessory Type:
- Trip Unit
- Adjustment:
- Magnetic Trip
- Short Description:
- 350 A, 3-Pole, K Frame, Thermal Magnetic
- Catalog:
- Eaton_27487_V4T2_299_V4T2_300_V4T2_302_CAT.pdf
- TS PIK:
- 21507994
- Number of Poles:
- 3
- Current Rating:
- 350 A
- Country of Origin:
- Dominican Republic
MSRP $1,216.84Surplus $430.01 -
Contact Us For Quote
Cutler-Hammer LR43556 Miniature Circuit Breakers (MCBs) EA
MSRP $140.00Surplus $35.12Cutler-Hammer LR43556 Miniature Circuit Breakers (MCBs) EA​ ARCA SKU: C15-9287 Brand: Cutler-Hammer MPN: LR43556 UPC: Shipping Weight: 0.60 lbs. Shipping Height: 4.00 In. Shipping...- SKU:
- C15-9287
MSRP $140.00Surplus $35.12 -
Cutler-Hammer LT3600T Molded Case Breakers (MCCBs)
MSRP $4,307.00Surplus $854.75SKU: A13-1196 Brand: Cutler-Hammer MPN: LT3600T UPC: 786679580080 Shipping Weight: 2.35 lbs. Shipping Height: 4.00 In. Shipping Length: 8.00 In. Shipping Width: 5.00...- SKU:
- A13-1196
- Accessory Type:
- Trip Unit
- Adjustment:
- Magnetic Trip
- Approval:
- UL
- Approval:
- CE
- Amps:
- 600 A
- Frame:
- LD
- Poles:
- 3
- Type:
- Thermal Magnetic
- Short Description:
- 600 A, 3-Pole, LD/HLD/LDC Frame, Thermal Magnetic, Molded Case Circuit Breaker Trip Unit
- Series:
- C
- Specification/Technical:
- Eaton_08954_1_2_SPEC.pdf
- Installation/Operator:
- Eaton_00487_INST.pdf
- TS PIK:
- 21513708
- Frame Type:
- LD
- Number of Poles:
- 3
- Current Rating:
- 600 A
- Catalog:
- Eaton_27487_V4T2_324_V4T2_326_V4T2_484_CAT.pdf
- Country of Origin:
- United States
MSRP $4,307.00Surplus $854.75 -
Cutler-Hammer MCP03150R Molded Case Breakers (MCCBs) 150A 50/60Hz EA
MSRP $3,000.00Surplus $326.64SKU: U00-3208 Brand: Eaton Cutler-Hammer MPN: MCP03150R UPC: Shipping Weight: 4.30 lbs. Shipping Height: 5.00 In. Shipping Length: 8.00 In. Shipping Width: 6.00 In...- SKU:
- U00-3208
MSRP $3,000.00Surplus $326.64 -
Cutler-Hammer MCP331000 Molded Case Breakers (MCCBs) 100A 50/60Hz EA
MSRP $6,000.00Surplus $797.12SKU: C15-6809 Brand: Eaton Cutler-Hammer MPN: MCP331000 UPC: Shipping Weight: 4.20 lbs. Shipping Height: 6.00 In. Shipping Length: 7.00 In. Shipping Width: 5.00 In...- SKU:
- C15-6809
- Number of Poles:
- 3
MSRP $6,000.00Surplus $797.12 -
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Cutler-Hammer QC120 Miniature Circuit Breakers (MCBs) QC 1P 20A 240V 50/60Hz 1Ph
MSRP $185.00Surplus $42.70Cutler-Hammer QC120 Miniature Circuit Breakers (MCBs) QC 1P 20A 240V 50/60Hz 1Ph​ ARCA SKU: C15-4617 Brand: Eaton Cutler-Hammer MPN: QC120 UPC: Shipping Weight: 0.30 lbs. Shipping...- SKU:
- C15-4617
MSRP $185.00Surplus $42.70 -
Contact Us For Quote
Cutler-Hammer QCAL2100 Other Circuit Breakers EA
MSRP $60.00Surplus $11.35Cutler-Hammer QCAL2100 Other Circuit Breakers EA​ ARCA SKU: U00-3202 Brand: Eaton Cutler-Hammer MPN: QCAL2100 UPC: Shipping Weight: 0.75 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- U00-3202
MSRP $60.00Surplus $11.35 -
Cutler-Hammer QCGF1020 Din Rail Mounted Circuit Breakers EA
MSRP $270.10Surplus $65.48Cutler-Hammer QCGF1020 Din Rail Mounted Circuit Breakers EA​ ARCA SKU: C15-11196 Brand: Cutler-Hammer MPN: QCGF1020 UPC: 78667914605 Shipping Weight: 0.55 lbs. Shipping Height: 2.00...- SKU:
- C15-11196
- TS PIK:
- 106998265
- Country of Origin:
- Dominican Republic
- Short Description:
- 120 VAC, 20 A, 10 kA, 5 mA Trip Level, 1-Pole, Aluminum Lug Line Terminal, Cable-In/Out Mount, Thermal Magnetic, Circuit Protector, Ground Fault Circuit Breaker
- Voltage Rating:
- 120 VAC
- Number of Poles:
- 1
- Current Rating:
- 20 A
- Approval:
- UL 489, CSA
- Terminal Type:
- Aluminum Lug Line Terminal
- Wire Size:
- 14 to 4 AWG Aluminum/Copper (Load)
- Mounting:
- Cable In/Cable Out
- Catalog:
- Eaton_00073_V9T1_23_CAT.pdf
- Interrupting Rating:
- 10 kA
- Type:
- Thermal Magnetic, Circuit Protector
- Trip Sensitivity:
- 5 MilliA
MSRP $270.10Surplus $65.48 -
Cutler-Hammer QPHW2060 Miniature Circuit Breakers (MCBs)
MSRP $529.97Surplus $120.78SKU: C15-11562 Brand: Cutler-Hammer MPN: QPHW2060 UPC: 78667991062 Shipping Weight: 0.70 lbs. Shipping Height: 2.00 In. Shipping Length: 5.00 In. Shipping Width: 3.00...- SKU:
- C15-11562
- TS PIK:
- 21517343
MSRP $529.97Surplus $120.78 -
Cutler-Hammer SPCL1C63 Miniature Circuit Breakers (MCBs) NULL EA
MSRP $1,331.97Surplus $130.88SKU: C15-6803 Brand: Eaton Cutler-Hammer MPN: SPCL1C63 UPC: 78211699271 Shipping Weight: 0.30 lbs. Shipping Height: 1.00 In. Shipping Length: 4.00 In. Shipping...- SKU:
- C15-6803
MSRP $1,331.97Surplus $130.88 -
Cutler-Hammer SPHM1HM0020A Other Circuit Breakers NULL EA
MSRP $113.22Surplus $33.22Cutler-Hammer SPHM1HM0020A Other Circuit Breakers NULL EA​ ARCA SKU: C15-5222 Brand: Eaton Cutler-Hammer MPN: SPHM1HM0020A UPC: 782116902620 Shipping Weight: 0.45 lbs. Shipping...- SKU:
- C15-5222
- Amps:
- 20 A
- Short Description:
- EATON HYDRAULIC MAGNETIC SUPPLEMENTARY PROTECTOR
- Number of Poles:
- 1
- Mounting:
- DIN Rail
- Country of Origin:
- United States
MSRP $113.22Surplus $33.22 -
Cutler-Hammer SPHM2RM0005 Din Rail Mounted Circuit Breakers EA
MSRP $350.70Surplus $101.14Cutler-Hammer SPHM2RM0005 Din Rail Mounted Circuit Breakers EA​ ARCA SKU: C15-9242 Brand: Cutler-Hammer MPN: SPHM2RM0005 UPC: 786679754269 Shipping Weight: 0.75 lbs. Shipping...- SKU:
- C15-9242
- Number of Poles:
- 2
- Mounting:
- DIN Rail
- Country of Origin:
- United States
MSRP $350.70Surplus $101.14 -
Cutler-Hammer SPHM2RM0010 Other Circuit Breakers EA
MSRP $337.33Surplus $115.13Cutler-Hammer SPHM2RM0010 Other Circuit Breakers EA​ ARCA SKU: C15-9251 Brand: Cutler-Hammer MPN: SPHM2RM0010 UPC: 786679754306 Shipping Weight: 0.70 lbs. Shipping Height: 2.00 In...- SKU:
- C15-9251
- Number of Poles:
- 2
MSRP $337.33Surplus $115.13 -
Cutler-Hammer T300K Circuit Breaker Accessories
MSRP $130.00Surplus $53.33Cutler-Hammer T300K Circuit Breaker Accessories​ ARCA SKU: C15-9261 Brand: Cutler-Hammer MPN: T300K UPC: 10786679511937 Shipping Weight: 0.30 lbs. Shipping Height: 2.00 In. Shipping...- SKU:
- C15-9261
- Catalog:
- EatonCorp-CutlerHammer_00123_V4T2_317_V4T2_496_V4T2_518_CAT.pdf
- Used On:
- C Series KD/PV-Frame Molded Case Circuit Breaker
- Type:
- Standard, Line/Load Lug
- Conductor Material:
- Copper
- Maximum Conductor Size:
- 350 KCMIL
- Minimum Conductor Size:
- 3 AWG
- Body Material:
- Copper
- Number of Conductors:
- 1
- Short Description:
- KD TERM 225A 3-350(1) CU
- Quantity:
- 1
MSRP $130.00Surplus $53.33 -
Cutler-Hammer X0115 Miniature Circuit Breakers (MCBs) NULL EA
MSRP $10,593.89Surplus $1,661.21SKU: C15-6804 Brand: Eaton Cutler-Hammer MPN: X0115 UPC: 4089228107 Shipping Weight: 0.15 lbs. Shipping Height: 1.00 In. Shipping Length: 4.00 In. Shipping Width: 2...- SKU:
- C15-6804
- Number of Poles:
- 1
MSRP $10,593.89Surplus $1,661.21
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.
