
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 FAZ-D1/1-RT Miniature Circuit Breakers (MCBs)
MSRP $122.52Surplus $40.49Eaton FAZ-D1/1-RT Miniature Circuit Breakers (MCBs)​ ARCA SKU: C15-9026 Brand: Eaton MPN: FAZ-D1/1-RT UPC: 9007912695721 Shipping Weight: 0.60 lbs. Shipping Height: 2.00 In...- SKU:
- C15-9026
- Short Description:
- 277/480 VAC 50/60 Hz, 1 A, 1-Pole, 10/14 kA, 10 to 20 x Rated Current, Ring Tongue Terminal, DIN Rail Mount, Standard Packaging, D-Curve, Current Limiting, Thermal Magnetic, Miniature Circuit Breaker
- Terminal Type:
- Screw
- Type:
- Thermal Magnetic
- Series:
- FAZ
- Voltage Rating:
- 277/480 VAC
- Number of Poles:
- 1
- Catalog:
- Eaton_03771_V4T1_47-V4T1_72_CAT.pdf
- Data Sheet:
- Eaton_54076_1-5_DATA.pdf
- Size:
- 0.7 Inch Width x 2.36 Inch Depth x 4.13 Inch Height
- Interrupting Rating:
- 10 kA
- Mounting:
- DIN Rail
- Wire Size:
- 18 to 4/18 to 8 AWG
- Current Rating:
- 1 A
- Curve Type:
- D
- Approval:
- UL 489, CSA C22.2
- Country of Origin:
- Germany
- Trip Setting:
- 10 to 20 x Rated Current
MSRP $122.52Surplus $40.49 -
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Eaton FAZ-C1/1 Miniature Circuit Breakers (MCBs) FAZ 1P 1A 277V 50/60Hz 1Ph
MSRP $95.29Surplus $21.35Eaton FAZ-C1/1 Miniature Circuit Breakers (MCBs) FAZ 1P 1A 277V 50/60Hz 1Ph​ ARCA SKU: C15-3780 Brand: Eaton MPN: FAZ-C1/1 UPC: 015082785462 Shipping Weight: 0.25 Shipping Height: 1.00 In...- SKU:
- C15-3780
- Approval:
- UL 1077
- Approval:
- UL (Canada and US)
- Approval:
- CSA C22.2
- Approval:
- CE
- Amps:
- 1 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:
- 5 to 10 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, 1 A, 1-Pole, 10 kA, 5 to 10 x Rated Current, Line/Load Terminal, DIN Rail Mount, Standard Packaging, C-Curve, Current Limiting, Thermal Magnetic, Supplementary Protector
- Series:
- FAZ
- Catalog:
- Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
- Data Sheet:
- Eaton_53806_1-9_DATA.pdf
- Voltage Rating:
- 277/480 VAC
- Wire Size:
- 18 to 4/18 to 8 AWG
- Number of Poles:
- 1
- Current Rating:
- 1 A
- Curve Type:
- C
- Country of Origin:
- Germany
MSRP $95.29Surplus $21.35 -
Eaton FAZ-S1/1 Din Rail Mounted Circuit Breakers 1P 1A 480V EA
MSRP $224.61Surplus $72.78Eaton FAZ-S1/1 Din Rail Mounted Circuit Breakers 1P 1A 480V EA​ ARCA SKU: C15-3220 Brand: Eaton MPN: FAZ-S1/1 UPC: 01508278606 Shipping Weight: 0.25 lbs. Shipping Height: 1.00 In...- SKU:
- C15-3220
- Approval:
- UL 1077
- Approval:
- UL (Canada and US)
- Approval:
- CSA C22.2
- Approval:
- CE
- Amps:
- 1 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, 1 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_48908_1_SPEC.pdf
- Data Sheet:
- Eaton_54343_1-9_DATA.pdf
- Number of Poles:
- 1
- Catalog:
- Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
- Wire Size:
- 18 to 4/18 to 8 AWG
- Current Rating:
- 1 A
- Voltage Rating:
- 277/480 VAC
- TS PIK:
- 124503178
- Curve Type:
- S
- Country of Origin:
- Germany
MSRP $224.61Surplus $72.78 -
Eaton FAZ-B1/1-NA Miniature Circuit Breakers (MCBs) FAZ 1P 1A 277V 50/60Hz 1Ph
MSRP $245.03Surplus $30.28Eaton FAZ-B1/1-NA Miniature Circuit Breakers (MCBs) FAZ 1P 1A 277V 50/60Hz 1Ph​ ARCA SKU: C15-3936 Brand: Eaton MPN: FAZ-B1/1-NA UPC: 015081293531 Shipping Weight: 0.25 Shipping Height: 1...- SKU:
- C15-3936
- 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:
- 3 to 5 x Rated Current
- Short Description:
- 277/480 VAC 50/60 Hz, 1 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_53568_1-3_DATA.pdf
- Current Rating:
- 1 A
- Number of Poles:
- 1
- Voltage Rating:
- 277/480 VAC
- Curve Type:
- B
- Country of Origin:
- Germany
MSRP $245.03Surplus $30.28 -
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Eaton FAZ-B1/1-SP Miniature Circuit Breakers (MCBs) FAZ 1P 1A 120/240V 50/60Hz 1Ph EA
MSRP $181.05Surplus $11.75Eaton FAZ-B1/1-SP Miniature Circuit Breakers (MCBs) FAZ 1P 1A 120/240V 50/60Hz 1Ph EA​ ARCA SKU: C15-3536 Brand: Eaton MPN: FAZ-B1/1-SP UPC: 4015081639694 Shipping Weight: 0.30 lbs. Shipping...- SKU:
- C15-3536
- Series:
- FAZ
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Approval:
- UL 1077
- Approval:
- UL (Canada and US)
- Approval:
- CSA C22.2
- Approval:
- CE
- Size:
- 0.7 Inch Width x 2.36 Inch Depth x 3.15 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:
- 3 to 5 x Rated Current
- Short Description:
- 277/480 VAC 50/60 Hz, 1 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:
- 124653297
- Number of Poles:
- 1
- Voltage Rating:
- 277/480 VAC
- Current Rating:
- 1 A
- Curve Type:
- B
- Country of Origin:
- Germany
MSRP $181.05Surplus $11.75 -
Eaton FAZ-C1/1-NA Miniature Circuit Breakers (MCBs) FAZ 1P 1A 480V 50/60Hz 1Ph
MSRP $245.03Surplus $22.39Eaton FAZ-C1/1-NA Miniature Circuit Breakers (MCBs) FAZ 1P 1A 480V 50/60Hz 1Ph​ ARCA SKU: C15-2684 Brand: Eaton MPN: FAZ-C1/1-NA UPC: 015081019544 Shipping Weight: 0.30 Shipping Height: 1...- SKU:
- C15-2684
- Approval:
- UL 489
- Approval:
- CSA C22.2
- Amps:
- 1 A
- Interrupting Rating:
- 10 kA
- Mounting:
- DIN Rail
- Poles:
- 1
- Size:
- 0.7 Inch Width x 2.36 Inch Depth x 4.13 Inch Height
- Terminal Type:
- Screw
- Trip Setting:
- 5 to 10 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, 1 A, 1-Pole, 10/14 kA, 5 to 10 x Rated Current, Screw Terminal, DIN Rail Mount, Standard Packaging, C-Curve, Current Limiting, Thermal Magnetic, Miniature Circuit Breaker
- Series:
- FAZ
- Wire Size:
- 18 to 4/18 to 8 AWG
- Catalog:
- Eaton_03771_V4T1_47-V4T1_72_CAT.pdf
- Data Sheet:
- Eaton_53808_1-5_DATA.pdf
- Number of Poles:
- 1
- Voltage Rating:
- 270/480 VAC
- Current Rating:
- 1 A
- Curve Type:
- C
- Country of Origin:
- Germany
MSRP $245.03Surplus $22.39 -
Eaton FAZ-C1/1-NA-SP Miniature Circuit Breakers (MCBs) FAZ 1P 1A 277V 50/60Hz 1Ph EA
MSRP $304.93Surplus $18.36Eaton FAZ-C1/1-NA-SP Miniature Circuit Breakers (MCBs) FAZ 1P 1A 277V 50/60Hz 1Ph EA​ ARCA SKU: C15-4154 Brand: Eaton MPN: FAZ-C1/1-NA-SP UPC: 015081636628 Shipping Weight: 0.30 lbs. Shipping...- SKU:
- C15-4154
- 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 50/60 Hertz
- Volts:
- 48 VDC (UL/CSA)
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- DIN Rail
- Interrupting Rating:
- 10 kA
- Interrupting Rating:
- 10 kA at 48 Volt DC (UL
- Terminal Type:
- Screw
- Trip Setting:
- 5 to 10 x Rated Current
- Short Description:
- 277/480 VAC 50/60 Hz, 1 A, 1-Pole, 10/14 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
- TS PIK:
- 115569297
- Number of Poles:
- 1
- Current Rating:
- 1 A
- Voltage Rating:
- 277 VAC
- Curve Type:
- C
- Country of Origin:
- Germany
MSRP $304.93Surplus $18.36 -
Eaton FAZ-C1/1-RT-SP Miniature Circuit Breakers (MCBs) FAZ 1P 1A 480V 50/60Hz 1Ph EA
MSRP $211.00Surplus $37.65Eaton FAZ-C1/1-RT-SP Miniature Circuit Breakers (MCBs) FAZ 1P 1A 480V 50/60Hz 1Ph EA​ ARCA SKU: C15-3034 Brand: Eaton MPN: FAZ-C1/1-RT-SP UPC: 015081637083 Shipping Weight: 0.30 lbs. Shipping...- SKU:
- C15-3034
- 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, 1 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:
- 124653240
- Number of Poles:
- 1
- Voltage Rating:
- 277/480 VAC
- Current Rating:
- 1 A
- Curve Type:
- C
- Country of Origin:
- Germany
MSRP $211.00Surplus $37.65 -
Eaton FAZ-C1/1-SP Miniature Circuit Breakers (MCBs) FAZ 1P 1A 277V 50/60Hz 1Ph EA
MSRP $188.99Surplus $14.17Eaton FAZ-C1/1-SP Miniature Circuit Breakers (MCBs) FAZ 1P 1A 277V 50/60Hz 1Ph EA​ ARCA SKU: C15-2650 Brand: Eaton MPN: FAZ-C1/1-SP UPC: 015081637540 Shipping Weight: 0.30 lbs. Shipping...- SKU:
- C15-2650
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Approval:
- UL 1077
- Approval:
- CSA C22.2
- Approval:
- CCC
- Approval:
- CE
- Size:
- 0.7 Inch Width x 2.36 Inch Depth x 3.15 Inch Height
- Volts:
- 277/480 VAC
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- Top Hat Rail
- Interrupting Rating:
- 10 kA (UL/CSA)
- Interrupting Rating:
- 15 kA (IEC)
- Terminal Type:
- Screw
- Trip Setting:
- 5 to 10 X Rated Current
- Short Description:
- 277/480 VAC, 48 VDC, 1 A, 15 kA Interrupt Rating, 5 to 10 x Rated Current, 1-Pole, Screw Terminal, Top Hat 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:
- 124653285
- Number of Poles:
- 1
- Voltage Rating:
- 277/480 VAC
- Current Rating:
- 1 A
- Country of Origin:
- Germany
MSRP $188.99Surplus $14.17 -
Eaton FAZ-D1/1-NA-SP Miniature Circuit Breakers (MCBs) FAZ 1P 1A 277V 50/60Hz 1Ph EA
MSRP $208.28Surplus $18.68Eaton FAZ-D1/1-NA-SP Miniature Circuit Breakers (MCBs) FAZ 1P 1A 277V 50/60Hz 1Ph EA​ ARCA SKU: C15-2807 Brand: Eaton MPN: FAZ-D1/1-NA-SP UPC: 015081636420 Shipping Weight: 0.30 lbs. Shipping...- SKU:
- C15-2807
- 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
- Interrupting Rating:
- 10 kA at 48 Volt DC (UL
- Terminal Type:
- Screw
- Trip Setting:
- 10 to 20 x Rated Current
- Short Description:
- 277 VAC, 48 VDC, 1 A, 10 kA Interrupt Rating, 10 to 20 x Rated Current, 1-Pole, Screw Terminal, DIN Rail Mount, Current Limiting, Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_47_V4T1_48_V4T1_53_V4T1_66-V4T1_68_V4T1_70_V4T1_72_CAT.pdf
- TS PIK:
- 124653174
- Current Rating:
- 1 A
- Voltage Rating:
- 277/480 VAC
- Number of Poles:
- 1
- Curve Type:
- D
- Country of Origin:
- Germany
MSRP $208.28Surplus $18.68 -
Eaton FAZ-D1/1-SP Motor Circuit Protector (MCPs) FAZ 1P 1A 277V 50/60Hz 1Ph EA
MSRP $255.39Surplus $17.32Eaton FAZ-D1/1-SP Motor Circuit Protector (MCPs) FAZ 1P 1A 277V 50/60Hz 1Ph EA​ ARCA SKU: C15-4033 Brand: Eaton MPN: FAZ-D1/1-SP UPC: 1508163682 Shipping Weight: 0.30 lbs. Shipping...- SKU:
- C15-4033
- Series:
- FAZ
- Type:
- Current Limiting
- Type:
- Thermal Magnetic
- Approval:
- UL 1077
- Approval:
- UL (Canada and US)
- Approval:
- CSA C22.2
- Approval:
- CE
- Size:
- 0.7 Inch Width x 2.36 Inch Depth x 3.15 Inch Height
- Volts:
- 277/480 VAC
- Amps:
- 32 A
- Poles:
- 1
- Mounting:
- DIN Rail
- Interrupting Rating:
- 10 kA
- Terminal Type:
- Line/Load
- 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, 1 A, 1-Pole, 10 kA, 10 to 20 x Rated Current, Line/Load Terminal, DIN Rail Mount, D-Curve, Current Limiting, Thermal Magnetic
- Catalog:
- Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
- TS PIK:
- 124653214
- Voltage Rating:
- 277/480 VAC
- Current Rating:
- 1 A
- Number of Poles:
- 1
- Country of Origin:
- Germany
MSRP $255.39Surplus $17.32 -
Eaton FAZ-K1/1 Din Rail Mounted Circuit Breakers EA
MSRP $233.80Surplus $41.00Eaton FAZ-K1/1 Din Rail Mounted Circuit Breakers EA​ ARCA SKU: C15-9282 Brand: Eaton MPN: FAZ-K1/1 UPC: 0 Shipping Weight: 0.30 lbs. Shipping Height: 1.00 In. Shipping...- SKU:
- C15-9282
- TS PIK:
- 124503162
- Data Sheet:
- Eaton_54253_1-8_DATA.pdf
- Catalog:
- Eaton_03771_V4T1_74-V4T1_92_CAT.pdf
- Number of Poles:
- 1
- Wire Size:
- 18 to 4/18 to 8 AWG
- Interrupting Rating:
- 10 kA
- Current Rating:
- 1 A
- Size:
- 0.7 Inch Width x 2.36 Inch Depth x 3.15 Inch Height
- Terminal Type:
- Screw
- Series:
- FAZ
- Mounting:
- DIN Rail
- Voltage Rating:
- 277/480 VAC
- Type:
- Thermal Magnetic
- Short Description:
- 277/480 VAC 50/60 Hz, 1 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
- Curve Type:
- K
- Approval:
- UL 1077, UL (Canada and US), CSA C22.2, CE
- Country of Origin:
- Germany
- Trip Setting:
- 8 to 12 x Rated Current
MSRP $233.80Surplus $41.00
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.