
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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- Qty in Cart
- Price
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Contact Us For Quote
Eaton FAZ-C6/1-SP Miniature Circuit Breakers (MCBs) FAZ 1P 6A 277V 50/60Hz 1Ph EA
MSRP $190.58Surplus $50.69Eaton FAZ-C6/1-SP Miniature Circuit Breakers (MCBs) FAZ 1P 6A 277V 50/60Hz 1Ph EA​ ARCA SKU: C15-3272 Brand: Eaton MPN: FAZ-C6/1-SP UPC: 015081637595 Shipping Weight: 0.25 lbs. Shipping...- SKU:
- C15-3272
- Series:
- FAZ
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Approval:
- UL 1077
- Approval:
- CSA C22.2
- Approval:
- CCC
- Size:
- 0.7 Inch Width x 3.15 Inch Height
- Volts:
- 277 VAC at 50/60 Hertz
- Volts:
- 48 VDC (UL/CSA)
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- DIN Rail
- Interrupting Rating:
- 10 kA at 277 VAC
- Interrupting Rating:
- 10 kA at 48 Volt DC (UL
- Interrupting Rating:
- CSA)
- Terminal Type:
- Screw
- Trip Setting:
- 5 to 10 x Rated Current
- Short Description:
- 277/480 VAC 50/60 Hz, 6 A, 1-Pole, 10 kA, 5 to 10 x Rated Current, Line/Load Terminal, DIN Rail Mount, C-Curve, Current Limiting, Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
- TS PIK:
- 124653290
- Current Rating:
- 6 A
- Voltage Rating:
- 277 VAC, 48 VDC (UL/CSA)
- Number of Poles:
- 1
- Country of Origin:
- Germany
MSRP $190.58Surplus $50.69 -
Eaton FAZ-B10/1-SP Din Rail Mounted Circuit Breakers FAZ 1P 10A 277V 50/60Hz EA
MSRP $151.10Surplus $30.10Eaton FAZ-B10/1-SP Din Rail Mounted Circuit Breakers FAZ 1P 10A 277V 50/60Hz EA​ ARCA SKU: C15-3770 Brand: Eaton MPN: FAZ-B10/1-SP UPC: 015081637441 Shipping Weight: 0.25 lbs. Shipping...- SKU:
- C15-3770
- Series:
- FAZ
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Approval:
- UL 1077
- Approval:
- CSA C22.2
- Approval:
- CCC
- Size:
- 0.7 Inch Width x 3.15 Inch Height
- Volts:
- 277 VAC at 50/60 Hertz
- Volts:
- 48 VDC (UL/CSA)
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- DIN Rail
- Interrupting Rating:
- 10 kA at 277 VAC
- Interrupting Rating:
- 10 kA at 48 Volt DC (UL
- Interrupting Rating:
- CSA)
- Terminal Type:
- Screw
- Trip Setting:
- 3 to 5 x Rated Current
- Short Description:
- 277/480 VAC 50/60 Hz, 10 A, 1-Pole, 10 kA, 3 to 5 x Rated Current, Line/Load Terminal, DIN Rail Mount, B-Curve, Current Limiting, Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
- TS PIK:
- 124653275
- Number of Poles:
- 1
- Voltage Rating:
- 277 VAC, 48 VDC (UL/CSA)
- Current Rating:
- 10 A
MSRP $151.10Surplus $30.10 -
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Eaton FAZ-B5/1-NA Din Rail Mounted Circuit Breakers
MSRP $203.00Surplus $31.43SKU: C15-11652 Brand: Eaton MPN: FAZ-B5/1-NA UPC: 01508129358 Shipping Weight: 0.60 lbs. Shipping Height: 3.00 In. Shipping Length: 4.00 In. Shipping Width: 2.00 In...- SKU:
- C15-11652
- TS PIK:
- 124610170
- Short Description:
- 277/480 VAC 50/60 Hz, 5 A, 1-Pole, 10/14 kA, 3 to 5 x Rated Current, Screw Terminal, DIN Rail Mount, Standard Packaging, B-Curve, Current Limiting, Thermal Magnetic, Miniature Circuit Breaker
- Number of Poles:
- 1
- Series:
- FAZ
- Interrupting Rating:
- 10 kA at 277 VAC (UL, CSA), 10 kA at 48 VDC (UL, CSA), 14 kA (UL, CSA)
- Terminal Type:
- Screw
- Type:
- Current Limiting, Thermal Magnetic
- Current Rating:
- 15 A
- Approval:
- UL 489, CSA C22.2, CCC
- Mounting:
- DIN Rail
- Voltage Rating:
- 277 VAC, 48 VDC (UL/CSA)
- Catalog:
- Eaton_03771_V4T1_47-V4T1_72_CAT.pdf
- Data Sheet:
- Eaton_56860_1-3_DATA.pdf
- Size:
- 0.7 Inch Width x 3.15 Inch Height
- Trip Setting:
- 3 to 5 x Rated Current
MSRP $203.00Surplus $31.43 -
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Eaton FAZ-B5/1-NA Miniature Circuit Breakers (MCBs) FAZ 1P 5A 277V 50/60Hz 1Ph 2EA
MSRP $245.03Surplus $62.01Eaton FAZ-B5/1-NA Miniature Circuit Breakers (MCBs) FAZ 1P 5A 277V 50/60Hz 1Ph 2EA​ ARCA SKU: C15-2771 Brand: Eaton MPN: FAZ-B5/1-NA UPC: 015081293586 Shipping Weight: 0.60 lbs. Shipping...- SKU:
- C15-2771
- Series:
- FAZ
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Approval:
- CCC
- Size:
- 0.7 Inch Width x 3.15 Inch Height
- Volts:
- 277 VAC at 50/60 Hertz
- Volts:
- 48 VDC (UL/CSA)
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- DIN Rail
- Interrupting Rating:
- 10 kA at 277 VAC (UL
- Interrupting Rating:
- 10 kA at 48 Volt DC (UL
- Interrupting Rating:
- 14 kA (UL
- Terminal Type:
- Screw
- Trip Setting:
- 3 to 5 x Rated Current
- Short Description:
- 277/480 VAC 50/60 Hz, 5 A, 1-Pole, 10/14 kA, 3 to 5 x Rated Current, Screw Terminal, DIN Rail Mount, Standard Packaging, B-Curve, Current Limiting, Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_47-V4T1_72_CAT.pdf
- Data Sheet:
- Eaton_56860_1-3_DATA.pdf
- TS PIK:
- 124610170
- Current Rating:
- 15 A
- Number of Poles:
- 1
- Voltage Rating:
- 277 VAC, 48 VDC (UL/CSA)
MSRP $245.03Surplus $62.01 -
Eaton FAZ-B6/1-SP Miniature Circuit Breakers (MCBs) FAZ 1P 6A 277V 50/60Hz 1Ph
MSRP $151.10Surplus $20.35Eaton FAZ-B6/1-SP Miniature Circuit Breakers (MCBs) FAZ 1P 6A 277V 50/60Hz 1Ph​ ARCA SKU: C15-2606 Brand: Eaton MPN: FAZ-B6/1-SP UPC: 015081637427 Shipping Weight: 0.15 Shipping Height: 1...- SKU:
- C15-2606
- Series:
- FAZ
- Type:
- Auxiliary Contact
- Approval:
- UL 1077
- Approval:
- CSA C22.2
- Approval:
- CCC
- Size:
- 0.7 Inch Width x 3.15 Inch Height
- Volts:
- 277 VAC at 50/60 Hertz
- Volts:
- 48 VDC (UL/CSA)
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- DIN Rail
- Interrupting Rating:
- 10 kA at 277 VAC
- Interrupting Rating:
- 10 Kiloamp at 48 Volt DC (UL
- Interrupting Rating:
- CSA)
- Terminal Type:
- Screw
- Trip Setting:
- 3 to 5 x Rated Current
- Short Description:
- 277/480 VAC 50/60 Hz, 6 A, 1-Pole, 10 kA, 3 to 5 x Rated Current, Line/Load Terminal, DIN Rail Mount, B-Curve, Current Limiting, Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
- Number of Poles:
- 1
- Voltage Rating:
- 277 VAC, 48 VDC (UL/CSA)
- Current Rating:
- 6 A
- Country of Origin:
- Germany
MSRP $151.10Surplus $20.35 -
Eaton FAZ-C13/1-SP Miniature Circuit Breakers (MCBs) FAZ 1P 13A 120/240V 50/60Hz 1Ph
MSRP $151.10Surplus $13.50Eaton FAZ-C13/1-SP Miniature Circuit Breakers (MCBs) FAZ 1P 13A 120/240V 50/60Hz 1Ph​ ARCA SKU: C15-3836 Brand: Eaton MPN: FAZ-C13/1-SP UPC: 015081637625 Shipping Weight: 0.25 Shipping...- SKU:
- C15-3836
- Series:
- FAZ
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Approval:
- UL 1077
- Approval:
- CSA C22.2
- Approval:
- CCC
- Size:
- 0.7 Inch Width x 3.15 Inch Height
- Volts:
- 277 VAC at 50/60 Hertz
- Volts:
- 48 VDC (UL/CSA)
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- DIN Rail
- Interrupting Rating:
- 10 kA at 277 VAC
- Interrupting Rating:
- 10 kA at 48 Volt DC (UL
- Interrupting Rating:
- CSA)
- Terminal Type:
- Screw
- Trip Setting:
- 5 to 10 x Rated Current
- Short Description:
- 277/480 VAC 50/60 Hz, 13 A, 1-Pole, 10 kA, 5 to 10 x Rated Current, Line/Load Terminal, DIN Rail Mount, C-Curve, Current Limiting, Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
- Current Rating:
- 13 A
- Number of Poles:
- 1
- Voltage Rating:
- 277 VAC, 48 VDC (UL/CSA)
- Country of Origin:
- Germany
MSRP $151.10Surplus $13.50 -
Eaton FAZ-C15/1-NA-SP Din Rail Mounted Circuit Breakers
MSRP $272.26Surplus $54.51Eaton FAZ-C15/1-NA-SP Din Rail Mounted Circuit Breakers​ ARCA SKU: C15-11199 Brand: Eaton MPN: FAZ-C15/1-NA-SP UPC: 015081636345 Shipping Weight: 0.30 lbs. Shipping Height: 1.00 In...- SKU:
- C15-11199
- TS PIK:
- 124653166
- Series:
- FAZ
- Short Description:
- 277 VAC, 48 VDC, 15 A, 10 kA Interrupt Rating, 5 to 10 x Rated Current, 1-Pole, Screw Terminal, DIN Rail Mount, Current Limiting, Thermal Magnetic, Supplementary Protector (1 per Pack)
- Voltage Rating:
- 277 VAC, 48 VDC (UL/CSA)
- Catalog:
- Eaton_03771_V4T1_47_V4T1_48_V4T1_51_V4T1_66-V4T1_69_V4T1_72_CAT.pdf
- Terminal Type:
- Screw
- Number of Poles:
- 1
- Interrupting Rating:
- 10 kA at 277 VAC (UL, CSA), 10 kA at 48 VDC (UL, CSA), 14 kA (UL, CSA)
- Current Rating:
- 15 A
- Mounting:
- DIN Rail
- Type:
- Current Limiting, Thermal Magnetic
- Approval:
- UL 489, CSA C22.2, CCC
- Size:
- 0.7 Inch Width x 3.15 Inch Height
- Country of Origin:
- Germany
- Trip Setting:
- 5 to 10 x Rated Current
MSRP $272.26Surplus $54.51 -
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Eaton FAZ-C3/1-SP Miniature Circuit Breakers (MCBs) FAZ 1P 3A 277V 50/60Hz 1Ph EA
MSRP $188.99Surplus $16.54Eaton FAZ-C3/1-SP Miniature Circuit Breakers (MCBs) FAZ 1P 3A 277V 50/60Hz 1Ph EA​ ARCA SKU: C15-3753 Brand: Eaton MPN: FAZ-C3/1-SP UPC: 015081637564 Shipping Weight: 0.25 lbs. Shipping...- SKU:
- C15-3753
- Series:
- FAZ
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Approval:
- UL 1077
- Approval:
- CSA C22.2
- Approval:
- CCC
- Size:
- 0.7 Inch Width x 3.15 Inch Height
- Volts:
- 277 VAC at 50/60 Hertz
- Volts:
- 48 VDC (UL/CSA)
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- DIN Rail
- Interrupting Rating:
- 10 kA at 277 VAC
- Interrupting Rating:
- 10 kA at 48 Volt DC (UL
- Interrupting Rating:
- CSA)
- Terminal Type:
- Screw
- Trip Setting:
- 5 to 10 x Rated Current
- Short Description:
- 277/480 VAC, 48 VDC, 3 A, 15 kA Interrupt Rating, 5 to 10 x Rated Current, 1-Pole, Screw Terminal, DIN Rail Mount, Current Limiting, Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_74_V4T1_75_V4T1_77_V4T1_85_V4T1_86_V4T1_88_V4T1_92_CAT.pdf
- TS PIK:
- 124653287
- Current Rating:
- 3 A
- Voltage Rating:
- 277 VAC, 48 VDC (UL/CSA)
- Number of Poles:
- 1
- Country of Origin:
- Germany
MSRP $188.99Surplus $16.54 -
Eaton FAZ-C4/1-SP Din Rail Mounted Circuit Breakers
MSRP $181.05Surplus $17.06Eaton FAZ-C4/1-SP Din Rail Mounted Circuit Breakers​ ARCA SKU: C15-3900 Brand: Eaton MPN: FAZ-C4/1-SP UPC: 015081637571 Shipping Weight: 0.30 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-3900
- Series:
- FAZ
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Approval:
- UL 1077
- Approval:
- CSA C22.2
- Approval:
- CCC
- Size:
- 0.7 Inch Width x 3.15 Inch Height
- Volts:
- 277 VAC at 50/60 Hertz
- Volts:
- 48 VDC (UL/CSA)
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- DIN Rail
- Interrupting Rating:
- 10 kA at 277 VAC
- Interrupting Rating:
- 10 kA at 48 Volt DC (UL
- Interrupting Rating:
- CSA)
- Terminal Type:
- Screw
- Trip Setting:
- 5 to 10 x Rated Current
- Short Description:
- 277/480 VAC, 48 VDC, 4 A, 15 kA Interrupt Rating, 5 to 10 x Rated Current, 1-Pole, Screw Terminal, DIN Rail Mount, Current Limiting, Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_74_V4T1_75_V4T1_77_V4T1_85_V4T1_86_V4T1_88_V4T1_92_CAT.pdf
- TS PIK:
- 124653288
- Current Rating:
- 4 A
- Voltage Rating:
- 277 VAC, 48 VDC (UL/CSA)
- Number of Poles:
- 1
- Country of Origin:
- Germany
MSRP $181.05Surplus $17.06 -
Eaton FAZ-C50/1-SP Motor Circuit Protector (MCPs) EA
MSRP $313.10Surplus $20.51Eaton FAZ-C50/1-SP Motor Circuit Protector (MCPs) EA​ ARCA SKU: C15-9699 Brand: Eaton MPN: FAZ-C50/1-SP UPC: 4015081636792 Shipping Weight: 0.30 lbs. Shipping Height: 1.00 In...- SKU:
- C15-9699
- TS PIK:
- 124653211
- Number of Poles:
- 1
- Series:
- FAZ
- Terminal Type:
- Screw
- Interrupting Rating:
- 10 kA at 277 VAC, 10 kA at 48 VDC (UL, CSA)
- Size:
- 0.7 Inch Width x 3.15 Inch Height
- Catalog:
- Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
- Short Description:
- 277/480 VAC 50/60 Hz, 50 A, 1-Pole, 10 kA, 5 to 10 x Rated Current, Line/Load Terminal, DIN Rail Mount, C-Curve, Current Limiting, Thermal Magnetic, Supplementary Protector
- Current Rating:
- 50 A
- Voltage Rating:
- 277 VAC, 48 VDC (UL/CSA)
- Type:
- Current Limiting, Thermal Magnetic
- Country of Origin:
- Germany
- Approval:
- UL 1077, CSA C22.2, CCC
- Mounting:
- DIN Rail
- Trip Setting:
- 5 to 10 x Rated Current
MSRP $313.10Surplus $20.51 -
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Eaton FAZ-D20/1-RT-SP Din Rail Mounted Circuit Breakers EA
MSRP $304.59Surplus $109.65Eaton FAZ-D20/1-RT-SP Din Rail Mounted Circuit Breakers EA ARCA SKU: C15-9544 Brand: Eaton MPN: FAZ-D20/1-RT-SP UPC: 01508163703 Shipping Weight: 0.00 lbs. Shipping Height: 0.00 In...- SKU:
- C15-9544
- TS PIK:
- 124653235
- Catalog:
- Eaton_03771_V4T1_47-V4T1_72_CAT.pdf
- Interrupting Rating:
- 10 kA at 277 VAC (UL, CSA), 10 kA at 48 VDC (UL, CSA), 14 kA (UL, CSA)
- Voltage Rating:
- 277 VAC, 48 VDC (UL/CSA)
- Current Rating:
- 20 A
- Terminal Type:
- Ring Tongue
- Size:
- 0.7 Inch Width x 3.15 Inch Height
- Series:
- FAZ
- Type:
- Current Limiting, Thermal Magnetic
- Number of Poles:
- 1
- Mounting:
- DIN Rail
- Approval:
- UL 489, CSA C22.2, CCC
- Trip Setting:
- 10 to 20 x Rated Current
- Short Description:
- 277/480 VAC 50/60 Hz, 20 A, 1-Pole, 10/14 kA, 10 to 20 x Rated Current, Ring Tongue Terminal, DIN Rail Mount, Single Packaging, D-Curve, Current Limiting, Thermal Magnetic, Miniature Circuit Breaker
MSRP $304.59Surplus $109.65 -
The Taunton Press FAZ-C15/1-NA-SP Din Rail Mounted Circuit Breakers EA
MSRP $81.68Surplus $23.66The Taunton Press FAZ-C15/1-NA-SP Din Rail Mounted Circuit Breakers EA​ ARCA SKU: C15-11209 Brand: The Taunton Press MPN: FAZ-C15/1-NA-SP UPC: Shipping Weight: 0.30 lbs. Shipping...- SKU:
- C15-11209
- Series:
- FAZ
- Short Description:
- 277 VAC, 48 VDC, 15 A, 10 kA Interrupt Rating, 5 to 10 x Rated Current, 1-Pole, Screw Terminal, DIN Rail Mount, Current Limiting, Thermal Magnetic, Supplementary Protector (1 per Pack)
- Terminal Type:
- Screw
- Approval:
- UL 489, CSA C22.2, CCC
- Number of Poles:
- 1
- Interrupting Rating:
- 10 kA at 277 VAC (UL, CSA), 10 kA at 48 VDC (UL, CSA), 14 kA (UL, CSA)
- Type:
- Current Limiting, Thermal Magnetic
- Voltage Rating:
- 277 VAC, 48 VDC (UL/CSA)
- Catalog:
- Eaton_03771_V4T1_47_V4T1_48_V4T1_51_V4T1_66-V4T1_69_V4T1_72_CAT.pdf
- Size:
- 0.7 Inch Width x 3.15 Inch Height
- Mounting:
- DIN Rail
- Current Rating:
- 15 A
- Country of Origin:
- Germany
MSRP $81.68Surplus $23.66
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.