
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
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Eaton FAZ-D4/1-NA-SP Miniature Circuit Breakers (MCBs) FAZ 1P 4A 480V 50/60Hz 1Ph D Curve
MSRP $180.00Surplus $35.88Eaton FAZ-D4/1-NA-SP Miniature Circuit Breakers (MCBs) FAZ 1P 4A 480V 50/60Hz 1Ph D Curve​ ARCA SKU: C15-3230 Brand: Eaton MPN: FAZ-D4/1-NA-SP UPC: 15081636659 Shipping Weight: 0.30 Shipping...- SKU:
- C15-3230
- Series:
- FAZ
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Size:
- 0.7 Inch Width x 2.36 Inch Depth x 4.13 Inch Height
- Volts:
- 277/480 VAC
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- DIN Rail
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Screw
- Wire Size:
- 18 to 4/18 to 8 AWG
- Trip Setting:
- 10 to 20 x Rated Current
- Short Description:
- 277/480 VAC 50/60 Hz, 4 A, 1-Pole, 10/14 kA, 10 to 20 x Rated Current, Screw Terminal, DIN Rail Mount, Single Packaging, D-Curve, Current Limiting, Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_47-V4T1_72_CAT.pdf
- Current Rating:
- 4 A
- Voltage Rating:
- 277/480 VAC
- Number of Poles:
- 1
- Curve Type:
- D
- Country of Origin:
- Germany
MSRP $180.00Surplus $35.88 -
Eaton FAZ-S4/1 Miniature Circuit Breakers (MCBs) 1P 4A 230V EA
MSRP $171.75Surplus $33.10Eaton FAZ-S4/1 Miniature Circuit Breakers (MCBs) 1P 4A 230V EA​ ARCA SKU: C15-3935 Brand: Eaton MPN: FAZ-S4/1 UPC: 015082786094 Shipping Weight: 0.25 lbs. Shipping Height: 3.00 In...- SKU:
- C15-3935
- Approval:
- UL 1077
- Approval:
- UL (Canada and US)
- Approval:
- CSA C22.2
- Approval:
- CE
- Amps:
- 4 A
- Interrupting Rating:
- 10 kA
- Mounting:
- DIN Rail
- Poles:
- 1
- Size:
- 0.7 Inch Width x 2.36 Inch Depth x 3.15 Inch Height
- Terminal Type:
- Screw
- Trip Setting:
- 13 to 17 x Rated Current
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Volts:
- 277/480 VAC
- Gauge:
- 18 to 4/18 to 8 AWG
- Short Description:
- 277/480 VAC 50/60 Hz, 4 A, 1-Pole, 10 kA, 13 to 17 x Rated Current, Line/Load Terminal, DIN Rail Mount, Standard Packaging, S-Curve, Current Limiting, Thermal Magnetic, Supplementary Protector
- Series:
- FAZ
- Specification/Technical:
- Eaton_48922_1_SPEC.pdf
- Data Sheet:
- Eaton_54357_1-9_DATA.pdf
- Current Rating:
- 4 A
- Voltage Rating:
- 277/480 VAC
- Number of Poles:
- 1
- Catalog:
- Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
- Wire Size:
- 18 to 4/18 to 8 AWG
- Curve Type:
- S
- Country of Origin:
- Germany
MSRP $171.75Surplus $33.10 -
Eaton FAZ-C4/1-NA-DC-SP Miniature Circuit Breakers (MCBs) 1P 4A 480V EA
MSRP $195.00Surplus $13.03Eaton FAZ-C4/1-NA-DC-SP Miniature Circuit Breakers (MCBs) 1P 4A 480V EA​ ARCA SKU: C15-3318 Brand: Eaton MPN: FAZ-C4/1-NA-DC-SP UPC: 015081636482 Shipping Weight: 0.30 lbs. Shipping...- SKU:
- C15-3318
- Series:
- FAZ
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Size:
- 0.7 Inch Width x 2.36 Inch Depth x 4.13 Inch Height
- Volts:
- 277/480 VAC
- Volts:
- 125 VDC per Pole
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- DIN Rail
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Screw
- Wire Size:
- 18 to 4/18 to 8 AWG
- Trip Setting:
- 5 to 10 x Rated Current
- Short Description:
- 277/480 VAC 50/60 Hz, 125 VDC per Pole, 4 A, 1-Pole, 10 kA, 5 to 10 x Rated Current, Screw Terminal, DIN Rail Mount, Single Packaging, C-Curve, Current Limiting, Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_47-V4T1_72_CAT.pdf
- Number of Poles:
- 1
- Current Rating:
- 4 A
- Voltage Rating:
- 277/480 VAC
- Curve Type:
- C
- Country of Origin:
- Germany
MSRP $195.00Surplus $13.03 -
Eaton FAZ-C4/1-RT-SP Din Rail Mounted Circuit Breakers EA
MSRP $161.48Surplus $12.22Eaton FAZ-C4/1-RT-SP Din Rail Mounted Circuit Breakers EA​ ARCA SKU: C15-5234 Brand: Eaton MPN: FAZ-C4/1-RT-SP UPC: 1508163712 Shipping Weight: 0.30 lbs. Shipping Height: 2.00 In...- SKU:
- C15-5234
- Series:
- FAZ
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Size:
- 0.7 Inch Width x 2.36 Inch Depth x 4.13 Inch Height
- Volts:
- 277/480 VAC
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- DIN Rail
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Screw
- Wire Size:
- 18 to 4/18 to 8 AWG
- Trip Setting:
- 5 to 10 x Rated Current
- Short Description:
- 277/480 VAC 50/60 Hz, 4 A, 1-Pole, 10/14 kA, 5 to 10 x Rated Current, Ring Tongue Terminal, DIN Rail Mount, Single Packaging, C-Curve, Current Limiting, Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_47-V4T1_72_CAT.pdf
- TS PIK:
- 124653244
- Voltage Rating:
- 277/480 VAC
- Current Rating:
- 4 A
- Number of Poles:
- 1
- Curve Type:
- C
- Country of Origin:
- Germany
MSRP $161.48Surplus $12.22 -
Eaton FAZ-K4/1 Din Rail Mounted Circuit Breakers 1P 4A 120/240V EA
MSRP $171.75Surplus $30.45Eaton FAZ-K4/1 Din Rail Mounted Circuit Breakers 1P 4A 120/240V EA​ ARCA SKU: C15-3473 Brand: Eaton MPN: FAZ-K4/1 UPC: 4015082785949 Shipping Weight: 0.30 lbs. Shipping Height: 1.00...- SKU:
- C15-3473
- Approval:
- UL 1077
- Approval:
- UL (Canada and US)
- Approval:
- CSA C22.2
- Approval:
- CE
- Amps:
- 4 A
- Interrupting Rating:
- 10 kA
- Mounting:
- DIN Rail
- Poles:
- 1
- Size:
- 0.7 Inch Width x 2.36 Inch Depth x 3.15 Inch Height
- Terminal Type:
- Screw
- Trip Setting:
- 8 to 12 x Rated Current
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Volts:
- 277/480 VAC
- Gauge:
- 18 to 4/18 to 8 AWG
- Short Description:
- 277/480 VAC 50/60 Hz, 4 A, 1-Pole, 10 kA, 8 to 12 x Rated Current, Line/Load Terminal, DIN Rail Mount, Standard Packaging, K-Curve, Current Limiting, Thermal Magnetic, Supplementary Protector
- Series:
- FAZ
- Specification/Technical:
- Eaton_48872_1_SPEC.pdf
- Data Sheet:
- Eaton_54307_1-8_DATA.pdf
- Current Rating:
- 4 A
- Number of Poles:
- 1
- Catalog:
- Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
- Wire Size:
- 18 to 4/18 to 8 AWG
- Voltage Rating:
- 277/480 VAC
- Curve Type:
- K
- Country of Origin:
- Germany
MSRP $171.75Surplus $30.45
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.